From c1981345b5048ae1416b4e2a0f187388dfd73c6f Mon Sep 17 00:00:00 2001 From: hvanz Date: Thu, 11 Jul 2024 11:15:40 +0200 Subject: [PATCH 01/99] Extend `InfoResponse` and `CheckTxResponse` with lanes info --- api/cometbft/abci/v1/types.pb.go | 635 +++++++++++++++++++---------- proto/cometbft/abci/v1/types.proto | 5 + 2 files changed, 414 insertions(+), 226 deletions(-) diff --git a/api/cometbft/abci/v1/types.pb.go b/api/cometbft/abci/v1/types.pb.go index f3146b72df2..1aab76654ab 100644 --- a/api/cometbft/abci/v1/types.pb.go +++ b/api/cometbft/abci/v1/types.pb.go @@ -2042,11 +2042,13 @@ var xxx_messageInfo_FlushResponse proto.InternalMessageInfo // InfoResponse contains the ABCI application version information. type InfoResponse struct { - Data string `protobuf:"bytes,1,opt,name=data,proto3" json:"data,omitempty"` - Version string `protobuf:"bytes,2,opt,name=version,proto3" json:"version,omitempty"` - AppVersion uint64 `protobuf:"varint,3,opt,name=app_version,json=appVersion,proto3" json:"app_version,omitempty"` - LastBlockHeight int64 `protobuf:"varint,4,opt,name=last_block_height,json=lastBlockHeight,proto3" json:"last_block_height,omitempty"` - LastBlockAppHash []byte `protobuf:"bytes,5,opt,name=last_block_app_hash,json=lastBlockAppHash,proto3" json:"last_block_app_hash,omitempty"` + Data string `protobuf:"bytes,1,opt,name=data,proto3" json:"data,omitempty"` + Version string `protobuf:"bytes,2,opt,name=version,proto3" json:"version,omitempty"` + AppVersion uint64 `protobuf:"varint,3,opt,name=app_version,json=appVersion,proto3" json:"app_version,omitempty"` + LastBlockHeight int64 `protobuf:"varint,4,opt,name=last_block_height,json=lastBlockHeight,proto3" json:"last_block_height,omitempty"` + LastBlockAppHash []byte `protobuf:"bytes,5,opt,name=last_block_app_hash,json=lastBlockAppHash,proto3" json:"last_block_app_hash,omitempty"` + LanePriorities []uint32 `protobuf:"varint,6,rep,packed,name=lane_priorities,json=lanePriorities,proto3" json:"lane_priorities,omitempty"` + DefaultLanePriority uint32 `protobuf:"varint,7,opt,name=default_lane_priority,json=defaultLanePriority,proto3" json:"default_lane_priority,omitempty"` } func (m *InfoResponse) Reset() { *m = InfoResponse{} } @@ -2117,6 +2119,20 @@ func (m *InfoResponse) GetLastBlockAppHash() []byte { return nil } +func (m *InfoResponse) GetLanePriorities() []uint32 { + if m != nil { + return m.LanePriorities + } + return nil +} + +func (m *InfoResponse) GetDefaultLanePriority() uint32 { + if m != nil { + return m.DefaultLanePriority + } + return 0 +} + // InitChainResponse contains the ABCI application's hash and updates to the // validator set and/or the consensus params, if any. type InitChainResponse struct { @@ -2300,6 +2316,7 @@ type CheckTxResponse struct { GasUsed int64 `protobuf:"varint,6,opt,name=gas_used,proto3" json:"gas_used,omitempty"` Events []Event `protobuf:"bytes,7,rep,name=events,proto3" json:"events,omitempty"` Codespace string `protobuf:"bytes,8,opt,name=codespace,proto3" json:"codespace,omitempty"` + Lane uint32 `protobuf:"varint,12,opt,name=lane,proto3" json:"lane,omitempty"` } func (m *CheckTxResponse) Reset() { *m = CheckTxResponse{} } @@ -2391,6 +2408,13 @@ func (m *CheckTxResponse) GetCodespace() string { return "" } +func (m *CheckTxResponse) GetLane() uint32 { + if m != nil { + return m.Lane + } + return 0 +} + // CommitResponse indicates how much blocks should CometBFT retain. type CommitResponse struct { RetainHeight int64 `protobuf:"varint,3,opt,name=retain_height,json=retainHeight,proto3" json:"retain_height,omitempty"` @@ -3775,208 +3799,212 @@ func init() { func init() { proto.RegisterFile("cometbft/abci/v1/types.proto", fileDescriptor_95dd8f7b670b96e3) } var fileDescriptor_95dd8f7b670b96e3 = []byte{ - // 3214 bytes of a gzipped FileDescriptorProto - 0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xec, 0x5a, 0x4b, 0x6c, 0x1b, 0xd7, - 0xb9, 0xf6, 0xf0, 0x21, 0x91, 0x3f, 0x49, 0x69, 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0x7c, 0x5d, 0x95, 0xed, 0xfb, 0xfb, 0x77, 0xa7, 0x4d, 0xf0, 0x2c, 0x28, + 0x27, 0x01, 0x3d, 0x43, 0x5c, 0x85, 0xcb, 0x27, 0xe2, 0x84, 0x39, 0x4e, 0x81, 0xa9, 0xd5, 0x86, + 0xfa, 0x40, 0x4e, 0xa2, 0x75, 0xb8, 0x71, 0x2a, 0xcc, 0x1b, 0x93, 0x53, 0x68, 0x03, 0x6e, 0x9e, + 0x8c, 0xe7, 0x06, 0x72, 0x05, 0x5c, 0x13, 0x7d, 0x2c, 0xc1, 0x52, 0x64, 0xc9, 0x8f, 0xae, 0xc0, + 0x6a, 0x4d, 0x3d, 0xa8, 0x54, 0xeb, 0x75, 0xad, 0xa6, 0x1e, 0xd4, 0x0e, 0xea, 0xe5, 0x3d, 0xad, + 0xde, 0x28, 0x37, 0xee, 0xd7, 0x03, 0xb6, 0x51, 0x60, 0x25, 0x0e, 0xe4, 0xd9, 0xe5, 0x04, 0x8c, + 0xf0, 0x00, 0xd7, 0x4f, 0x7f, 0x21, 0xc1, 0xc5, 0xd8, 0x12, 0x1f, 0x5d, 0x87, 0x67, 0x0e, 0xab, + 0xea, 0xce, 0xd6, 0x03, 0xed, 0xf0, 0xa0, 0x51, 0xd5, 0xaa, 0xef, 0x36, 0xaa, 0xfb, 0xf5, 0x9d, + 0x83, 0xfd, 0xe9, 0x59, 0x5d, 0x83, 0x2b, 0x27, 0x22, 0xbd, 0xa9, 0x9d, 0x06, 0x9c, 0x98, 0xdf, + 0x8f, 0x24, 0x98, 0x9b, 0x88, 0x85, 0xe8, 0x12, 0x94, 0xee, 0xed, 0xd4, 0x37, 0xab, 0xdb, 0xe5, + 0xc3, 0x9d, 0x03, 0x75, 0xf2, 0xcc, 0x5e, 0x81, 0xd5, 0xa9, 0xd1, 0x3b, 0xf7, 0x6b, 0x7b, 0x3b, + 0x95, 0x72, 0xa3, 0xca, 0x3e, 0x2a, 0x4b, 0x74, 0x61, 0x53, 0xa0, 0xbd, 0x9d, 0xb7, 0xb7, 0x1b, + 0x5a, 0x65, 0x6f, 0xa7, 0xba, 0xdf, 0xd0, 0xca, 0x8d, 0x46, 0xd9, 0x3f, 0xce, 0x9b, 0x77, 0x3f, + 0xfb, 0x72, 0x45, 0xfa, 0xfc, 0xcb, 0x15, 0xe9, 0xaf, 0x5f, 0xae, 0x48, 0x9f, 0x7c, 0xb5, 0x72, + 0xee, 0xf3, 0xaf, 0x56, 0xce, 0xfd, 0xf9, 0xab, 0x95, 0x73, 0x0f, 0x6f, 0x75, 0x0d, 0xd2, 0x1b, + 0x35, 0x69, 0x14, 0xde, 0xf0, 0xff, 0x77, 0xea, 0xfd, 0x61, 0xd5, 0x32, 0x36, 0x26, 0xff, 0xbd, + 0xda, 0x9c, 0x61, 0x61, 0xf5, 0xc5, 0x7f, 0x04, 0x00, 0x00, 0xff, 0xff, 0x2d, 0x06, 0x09, 0x86, + 0xd8, 0x2a, 0x00, 0x00, } func (m *Request) Marshal() (dAtA []byte, err error) { @@ -5704,6 +5732,29 @@ func (m *InfoResponse) MarshalToSizedBuffer(dAtA []byte) (int, error) { _ = i var l int _ = l + if m.DefaultLanePriority != 0 { + i = encodeVarintTypes(dAtA, i, uint64(m.DefaultLanePriority)) + i-- + dAtA[i] = 0x38 + } + if len(m.LanePriorities) > 0 { + dAtA46 := make([]byte, len(m.LanePriorities)*10) + var j45 int + for _, num := range m.LanePriorities { + for num >= 1<<7 { + dAtA46[j45] = uint8(uint64(num)&0x7f | 0x80) + num >>= 7 + j45++ + } + dAtA46[j45] = uint8(num) + j45++ + } + i -= j45 + copy(dAtA[i:], dAtA46[:j45]) + i = encodeVarintTypes(dAtA, i, uint64(j45)) + i-- + dAtA[i] = 0x32 + } if len(m.LastBlockAppHash) > 0 { i -= len(m.LastBlockAppHash) copy(dAtA[i:], m.LastBlockAppHash) @@ -5899,6 +5950,11 @@ func (m *CheckTxResponse) MarshalToSizedBuffer(dAtA []byte) (int, error) { _ = i var l int _ = l + if m.Lane != 0 { + i = encodeVarintTypes(dAtA, i, uint64(m.Lane)) + i-- + dAtA[i] = 0x60 + } if len(m.Codespace) > 0 { i -= len(m.Codespace) copy(dAtA[i:], m.Codespace) @@ -6112,20 +6168,20 @@ func (m *ApplySnapshotChunkResponse) MarshalToSizedBuffer(dAtA []byte) (int, err } } if len(m.RefetchChunks) > 0 { - dAtA48 := make([]byte, len(m.RefetchChunks)*10) - var j47 int + dAtA50 := make([]byte, len(m.RefetchChunks)*10) + var j49 int for _, num := range m.RefetchChunks { for num >= 1<<7 { - dAtA48[j47] = uint8(uint64(num)&0x7f | 0x80) + dAtA50[j49] = uint8(uint64(num)&0x7f | 0x80) num >>= 7 - j47++ + j49++ } - dAtA48[j47] = uint8(num) - j47++ + dAtA50[j49] = uint8(num) + j49++ } - i -= j47 - copy(dAtA[i:], dAtA48[:j47]) - i = encodeVarintTypes(dAtA, i, uint64(j47)) + i -= j49 + copy(dAtA[i:], dAtA50[:j49]) + i = encodeVarintTypes(dAtA, i, uint64(j49)) i-- dAtA[i] = 0x12 } @@ -6275,12 +6331,12 @@ func (m *FinalizeBlockResponse) MarshalToSizedBuffer(dAtA []byte) (int, error) { _ = i var l int _ = l - n49, err49 := github_com_cosmos_gogoproto_types.StdDurationMarshalTo(m.NextBlockDelay, dAtA[i-github_com_cosmos_gogoproto_types.SizeOfStdDuration(m.NextBlockDelay):]) - if err49 != nil { - return 0, err49 + n51, err51 := github_com_cosmos_gogoproto_types.StdDurationMarshalTo(m.NextBlockDelay, dAtA[i-github_com_cosmos_gogoproto_types.SizeOfStdDuration(m.NextBlockDelay):]) + if err51 != nil { + return 0, err51 } - i -= n49 - i = encodeVarintTypes(dAtA, i, uint64(n49)) + i -= n51 + i = encodeVarintTypes(dAtA, i, uint64(n51)) i-- dAtA[i] = 0x32 if len(m.AppHash) > 0 { @@ -6844,12 +6900,12 @@ func (m *Misbehavior) MarshalToSizedBuffer(dAtA []byte) (int, error) { i-- dAtA[i] = 0x28 } - n54, err54 := github_com_cosmos_gogoproto_types.StdTimeMarshalTo(m.Time, dAtA[i-github_com_cosmos_gogoproto_types.SizeOfStdTime(m.Time):]) - if err54 != nil { - return 0, err54 + n56, err56 := github_com_cosmos_gogoproto_types.StdTimeMarshalTo(m.Time, dAtA[i-github_com_cosmos_gogoproto_types.SizeOfStdTime(m.Time):]) + if err56 != nil { + return 0, err56 } - i -= n54 - i = encodeVarintTypes(dAtA, i, uint64(n54)) + i -= n56 + i = encodeVarintTypes(dAtA, i, uint64(n56)) i-- dAtA[i] = 0x22 if m.Height != 0 { @@ -7792,6 +7848,16 @@ func (m *InfoResponse) Size() (n int) { if l > 0 { n += 1 + l + sovTypes(uint64(l)) } + if len(m.LanePriorities) > 0 { + l = 0 + for _, e := range m.LanePriorities { + l += sovTypes(uint64(e)) + } + n += 1 + sovTypes(uint64(l)) + l + } + if m.DefaultLanePriority != 0 { + n += 1 + sovTypes(uint64(m.DefaultLanePriority)) + } return n } @@ -7897,6 +7963,9 @@ func (m *CheckTxResponse) Size() (n int) { if l > 0 { n += 1 + l + sovTypes(uint64(l)) } + if m.Lane != 0 { + n += 1 + sovTypes(uint64(m.Lane)) + } return n } @@ -12591,6 +12660,101 @@ func (m *InfoResponse) Unmarshal(dAtA []byte) error { m.LastBlockAppHash = []byte{} } iNdEx = postIndex + case 6: + if wireType == 0 { + var v uint32 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowTypes + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= uint32(b&0x7F) << shift + if b < 0x80 { + break + } + } + m.LanePriorities = append(m.LanePriorities, v) + } else if wireType == 2 { + var packedLen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowTypes + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + packedLen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if packedLen < 0 { + return ErrInvalidLengthTypes + } + postIndex := iNdEx + packedLen + if postIndex < 0 { + return ErrInvalidLengthTypes + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + var elementCount int + var count int + for _, integer := range dAtA[iNdEx:postIndex] { + if integer < 128 { + count++ + } + } + elementCount = count + if elementCount != 0 && len(m.LanePriorities) == 0 { + m.LanePriorities = make([]uint32, 0, elementCount) + } + for iNdEx < postIndex { + var v uint32 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowTypes + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= uint32(b&0x7F) << shift + if b < 0x80 { + break + } + } + m.LanePriorities = append(m.LanePriorities, v) + } + } else { + return fmt.Errorf("proto: wrong wireType = %d for field LanePriorities", wireType) + } + case 7: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field DefaultLanePriority", wireType) + } + m.DefaultLanePriority = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowTypes + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.DefaultLanePriority |= uint32(b&0x7F) << shift + if b < 0x80 { + break + } + } default: iNdEx = preIndex skippy, err := skipTypes(dAtA[iNdEx:]) @@ -13323,6 +13487,25 @@ func (m *CheckTxResponse) Unmarshal(dAtA []byte) error { } m.Codespace = string(dAtA[iNdEx:postIndex]) iNdEx = postIndex + case 12: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field Lane", wireType) + } + m.Lane = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowTypes + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.Lane |= uint32(b&0x7F) << shift + if b < 0x80 { + break + } + } default: iNdEx = preIndex skippy, err := skipTypes(dAtA[iNdEx:]) diff --git a/proto/cometbft/abci/v1/types.proto b/proto/cometbft/abci/v1/types.proto index c1ce525e85e..2c88a3fde5b 100644 --- a/proto/cometbft/abci/v1/types.proto +++ b/proto/cometbft/abci/v1/types.proto @@ -260,6 +260,9 @@ message InfoResponse { int64 last_block_height = 4; bytes last_block_app_hash = 5; + + repeated uint32 lane_priorities = 6; + uint32 default_lane_priority = 7; } // InitChainResponse contains the ABCI application's hash and updates to the @@ -303,6 +306,8 @@ message CheckTxResponse { // removed). reserved 9 to 11; reserved "sender", "priority", "mempool_error"; + + uint32 lane = 12; } // CommitResponse indicates how much blocks should CometBFT retain. From 79709e25dcb4e4d708683420adc45fbc736243c8 Mon Sep 17 00:00:00 2001 From: hvanz Date: Thu, 11 Jul 2024 11:19:13 +0200 Subject: [PATCH 02/99] Add lanes to kvstore --- abci/example/kvstore/kvstore.go | 51 +++++++++++++++++++++++++++------ 1 file changed, 43 insertions(+), 8 deletions(-) diff --git a/abci/example/kvstore/kvstore.go b/abci/example/kvstore/kvstore.go index 2a69ade22e9..3cb9da5e04e 100644 --- a/abci/example/kvstore/kvstore.go +++ b/abci/example/kvstore/kvstore.go @@ -14,6 +14,7 @@ import ( "github.com/cometbft/cometbft/abci/types" "github.com/cometbft/cometbft/crypto" cryptoenc "github.com/cometbft/cometbft/crypto/encoding" + "github.com/cometbft/cometbft/crypto/tmhash" "github.com/cometbft/cometbft/libs/log" "github.com/cometbft/cometbft/version" ) @@ -26,6 +27,7 @@ var ( const ( ValidatorPrefix = "val=" AppVersion uint64 = 1 + defaultLane string = "default" ) var _ types.Application = (*Application)(nil) @@ -48,14 +50,33 @@ type Application struct { // If true, the app will generate block events in BeginBlock. Used to test the event indexer // Should be false by default to avoid generating too much data. genBlockEvents bool + + lanes map[string]uint32 + lanePriorities []uint32 } // NewApplication creates an instance of the kvstore from the provided database. func NewApplication(db dbm.DB) *Application { + // Map from lane name to its priority. Priority 0 is reserved. + lanes := map[string]uint32{ + "val": 1, // lane for validator updates + "foo": 3, // lane 2 + defaultLane: 7, + "bar": 9, // lane 3 + } + + // List of lane priorities + priorities := make([]uint32, 0, len(lanes)) + for _, p := range lanes { + priorities = append(priorities, p) + } + return &Application{ logger: log.NewNopLogger(), state: loadState(db), valAddrToPubKeyMap: make(map[string]crypto.PubKey), + lanes: lanes, + lanePriorities: priorities, } } @@ -97,11 +118,13 @@ func (app *Application) Info(context.Context, *types.InfoRequest) (*types.InfoRe } return &types.InfoResponse{ - Data: fmt.Sprintf("{\"size\":%v}", app.state.Size), - Version: version.ABCIVersion, - AppVersion: AppVersion, - LastBlockHeight: app.state.Height, - LastBlockAppHash: app.state.Hash(), + Data: fmt.Sprintf("{\"size\":%v}", app.state.Size), + Version: version.ABCIVersion, + AppVersion: AppVersion, + LastBlockHeight: app.state.Height, + LastBlockAppHash: app.state.Hash(), + LanePriorities: app.lanePriorities, + DefaultLanePriority: app.lanes[defaultLane], }, nil } @@ -126,18 +149,30 @@ func (app *Application) InitChain(_ context.Context, req *types.InitChainRequest // - Contains one and only one `=` // - `=` is not the first or last byte. // - if key is `val` that the validator update transaction is also valid. -func (*Application) CheckTx(_ context.Context, req *types.CheckTxRequest) (*types.CheckTxResponse, error) { +func (app *Application) CheckTx(_ context.Context, req *types.CheckTxRequest) (*types.CheckTxResponse, error) { // If it is a validator update transaction, check that it is correctly formatted if isValidatorTx(req.Tx) { if _, _, _, err := parseValidatorTx(req.Tx); err != nil { //nolint:nilerr - return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat}, nil + return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat, Lane: app.lanes["val"]}, nil } } else if !isValidTx(req.Tx) { return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat}, nil } - return &types.CheckTxResponse{Code: CodeTypeOK, GasWanted: 1}, nil + // Assign a lane to the transaction deterministically. + var lane uint32 + txHash := tmhash.Sum(req.Tx) + switch { + case txHash[0] == 0 && txHash[1] == 0: + lane = app.lanes["foo"] + case txHash[0] == 0: + lane = app.lanes["bar"] + default: + lane = app.lanes[defaultLane] + } + + return &types.CheckTxResponse{Code: CodeTypeOK, GasWanted: 1, Lane: lane}, nil } // Tx must have a format like key:value or key=value. That is: From 54509af79d654e6d65db9bd96c66d607dc86f31b Mon Sep 17 00:00:00 2001 From: hvanz Date: Thu, 11 Jul 2024 11:20:03 +0200 Subject: [PATCH 03/99] Add lanes to e2e's app --- test/e2e/app/app.go | 52 +++++++++++++++++++++++++++++++++++++-------- 1 file changed, 43 insertions(+), 9 deletions(-) diff --git a/test/e2e/app/app.go b/test/e2e/app/app.go index 097b6c3faec..2da653a2374 100644 --- a/test/e2e/app/app.go +++ b/test/e2e/app/app.go @@ -25,6 +25,7 @@ import ( cmtproto "github.com/cometbft/cometbft/api/cometbft/types/v1" "github.com/cometbft/cometbft/crypto" cryptoenc "github.com/cometbft/cometbft/crypto/encoding" + "github.com/cometbft/cometbft/crypto/tmhash" "github.com/cometbft/cometbft/libs/log" "github.com/cometbft/cometbft/libs/protoio" cmttypes "github.com/cometbft/cometbft/types" @@ -41,6 +42,7 @@ const ( suffixPbtsHeight string = "PbtsHeight" suffixInitialHeight string = "InitialHeight" txTTL uint64 = 5 // height difference at which transactions should be invalid + defaultLane string = "default" ) // Application is an ABCI application for use by end-to-end tests. It is a @@ -56,6 +58,9 @@ type Application struct { restoreChunks [][]byte // It's OK not to persist this, as it is not part of the state machine seenTxs sync.Map // cmttypes.TxKey -> uint64 + + lanes map[string]uint32 + lanePriorities []uint32 } // Config allows for the setting of high level parameters for running the e2e Application @@ -157,11 +162,26 @@ func NewApplication(cfg *Config) (*Application, error) { logger := log.NewTMLogger(log.NewSyncWriter(os.Stdout)) logger.Info("Application started!") + // Map from lane name to its priority. Priority 0 is reserved. + lanes := map[string]uint32{ + "foo": 1, // lane 1 + "bar": 4, // lane 2 + defaultLane: 9, // default lane + } + + // List of lane priorities + priorities := make([]uint32, 0, len(lanes)) + for _, p := range lanes { + priorities = append(priorities, p) + } + return &Application{ - logger: logger, - state: state, - snapshots: snapshots, - cfg: cfg, + logger: logger, + state: state, + snapshots: snapshots, + cfg: cfg, + lanes: lanes, + lanePriorities: priorities, }, nil } @@ -174,10 +194,12 @@ func (app *Application) Info(context.Context, *abci.InfoRequest) (*abci.InfoResp height, hash := app.state.Info() return &abci.InfoResponse{ - Version: version.ABCIVersion, - AppVersion: appVersion, - LastBlockHeight: int64(height), - LastBlockAppHash: hash, + Version: version.ABCIVersion, + AppVersion: appVersion, + LastBlockHeight: int64(height), + LastBlockAppHash: hash, + LanePriorities: app.lanePriorities, + DefaultLanePriority: app.lanes[defaultLane], }, nil } @@ -293,7 +315,19 @@ func (app *Application) CheckTx(_ context.Context, req *abci.CheckTxRequest) (*a time.Sleep(app.cfg.CheckTxDelay) } - return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1}, nil + // Assign a lane to the transaction deterministically. + var lane uint32 + txHash := tmhash.Sum(req.Tx) + switch { + case txHash[0] == 0 && txHash[1] == 0 && txHash[2] == 0 && txHash[3] == 0: + lane = app.lanes["foo"] + case txHash[0] == 0: + lane = app.lanes["bar"] + default: + lane = app.lanes[defaultLane] + } + + return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1, Lane: lane}, nil } // FinalizeBlock implements ABCI. From 946a974e607b85759afa0d3c2b15c7c144775e7b Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Mon, 5 Aug 2024 15:35:33 +0200 Subject: [PATCH 04/99] Added changelog --- .changelog/unreleased/features/3622-e2e-mempool-lanes.md | 2 ++ .changelog/unreleased/features/3622-kvstore-mempool-lanes.md | 2 ++ 2 files changed, 4 insertions(+) create mode 100644 .changelog/unreleased/features/3622-e2e-mempool-lanes.md create mode 100644 .changelog/unreleased/features/3622-kvstore-mempool-lanes.md diff --git a/.changelog/unreleased/features/3622-e2e-mempool-lanes.md b/.changelog/unreleased/features/3622-e2e-mempool-lanes.md new file mode 100644 index 00000000000..f8f41fb33f1 --- /dev/null +++ b/.changelog/unreleased/features/3622-e2e-mempool-lanes.md @@ -0,0 +1,2 @@ +- `[e2e]` Added support for mempool lanes in e2e. + ([#3622](https://github.com/tendermint/tendermint/pull/3622)) diff --git a/.changelog/unreleased/features/3622-kvstore-mempool-lanes.md b/.changelog/unreleased/features/3622-kvstore-mempool-lanes.md new file mode 100644 index 00000000000..852d9eaa49b --- /dev/null +++ b/.changelog/unreleased/features/3622-kvstore-mempool-lanes.md @@ -0,0 +1,2 @@ +- `[kvstore]` Extended `CheckTx` in kvstoreApp to support mempool lanes. + ([#3622](https://github.com/tendermint/tendermint/pull/3622)) From b9c88da63c6dcc1b00024bcc98226495b5d3db9d Mon Sep 17 00:00:00 2001 From: hvanz Date: Wed, 10 Jul 2024 13:17:47 +0200 Subject: [PATCH 05/99] fetch lanes info from app --- internal/consensus/byzantine_test.go | 1 + internal/consensus/common_test.go | 1 + internal/consensus/reactor_test.go | 1 + mempool/clist_mempool.go | 1 + mempool/clist_mempool_test.go | 30 ++++++++++++--- mempool/lanes_info.go | 56 ++++++++++++++++++++++++++++ node/node_test.go | 2 + node/setup.go | 6 +++ test/fuzz/mempool/checktx.go | 2 +- test/fuzz/tests/mempool_test.go | 2 +- types/tx.go | 3 ++ 11 files changed, 97 insertions(+), 8 deletions(-) create mode 100644 mempool/lanes_info.go diff --git a/internal/consensus/byzantine_test.go b/internal/consensus/byzantine_test.go index d9633301b3a..c83385e84e3 100644 --- a/internal/consensus/byzantine_test.go +++ b/internal/consensus/byzantine_test.go @@ -73,6 +73,7 @@ func TestByzantinePrevoteEquivocation(t *testing.T) { // Make Mempool mempool := mempl.NewCListMempool(config.Mempool, proxyAppConnMem, + nil, state.LastBlockHeight, mempl.WithPreCheck(sm.TxPreCheck(state)), mempl.WithPostCheck(sm.TxPostCheck(state))) diff --git a/internal/consensus/common_test.go b/internal/consensus/common_test.go index 54cbc9e3f4c..b2fa4da4ddd 100644 --- a/internal/consensus/common_test.go +++ b/internal/consensus/common_test.go @@ -468,6 +468,7 @@ func newStateWithConfigAndBlockStore( // Make Mempool mempool := mempl.NewCListMempool(config.Mempool, proxyAppConnMem, + nil, state.LastBlockHeight, mempl.WithMetrics(memplMetrics), mempl.WithPreCheck(sm.TxPreCheck(state)), diff --git a/internal/consensus/reactor_test.go b/internal/consensus/reactor_test.go index 8d93deff5ed..20ce11d1c6b 100644 --- a/internal/consensus/reactor_test.go +++ b/internal/consensus/reactor_test.go @@ -164,6 +164,7 @@ func TestReactorWithEvidence(t *testing.T) { // Make Mempool mempool := mempl.NewCListMempool(config.Mempool, proxyAppConnMem, + nil, state.LastBlockHeight, mempl.WithMetrics(memplMetrics), mempl.WithPreCheck(sm.TxPreCheck(state)), diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 1c370978c59..21108e4d593 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -73,6 +73,7 @@ type CListMempoolOption func(*CListMempool) func NewCListMempool( cfg *config.MempoolConfig, proxyAppConn proxy.AppConnMempool, + _ *LanesInfo, height int64, options ...CListMempoolOption, ) *CListMempool { diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 78f06876ea4..fb1daba1342 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -50,12 +50,21 @@ func newMempoolWithAppAndConfigMock( ) (*CListMempool, cleanupFunc) { appConnMem := client appConnMem.SetLogger(log.TestingLogger().With("module", "abci-client", "connection", "mempool")) - err := appConnMem.Start() - if err != nil { + if err := appConnMem.Start(); err != nil { + panic(err) + } + + appConnQuery := client + appConnQuery.SetLogger(log.TestingLogger().With("module", "abci-client", "connection", "query")) + if err := appConnQuery.Start(); err != nil { panic(err) } - mp := NewCListMempool(cfg.Mempool, appConnMem, 0) + lanesInfo, err := FetchLanesInfo(appConnQuery) + if err != nil { + panic(err) + } + mp := NewCListMempool(cfg.Mempool, appConnMem, lanesInfo, 0) mp.SetLogger(log.TestingLogger()) return mp, func() { os.RemoveAll(cfg.RootDir) } @@ -71,12 +80,21 @@ func newMempoolWithApp(cc proxy.ClientCreator) (*CListMempool, cleanupFunc) { func newMempoolWithAppAndConfig(cc proxy.ClientCreator, cfg *config.Config) (*CListMempool, cleanupFunc) { appConnMem, _ := cc.NewABCIMempoolClient() appConnMem.SetLogger(log.TestingLogger().With("module", "abci-client", "connection", "mempool")) - err := appConnMem.Start() - if err != nil { + if err := appConnMem.Start(); err != nil { + panic(err) + } + + appConnQuery, _ := cc.NewABCIQueryClient() + appConnQuery.SetLogger(log.TestingLogger().With("module", "abci-client", "connection", "query")) + if err := appConnQuery.Start(); err != nil { panic(err) } - mp := NewCListMempool(cfg.Mempool, appConnMem, 0) + lanesInfo, err := FetchLanesInfo(appConnQuery) + if err != nil { + panic(err) + } + mp := NewCListMempool(cfg.Mempool, appConnMem, lanesInfo, 0) mp.SetLogger(log.TestingLogger()) return mp, func() { os.RemoveAll(cfg.RootDir) } diff --git a/mempool/lanes_info.go b/mempool/lanes_info.go new file mode 100644 index 00000000000..a020b7096a3 --- /dev/null +++ b/mempool/lanes_info.go @@ -0,0 +1,56 @@ +package mempool + +import ( + "context" + "errors" + "fmt" + "slices" + + "github.com/cometbft/cometbft/proxy" + "github.com/cometbft/cometbft/types" +) + +type LanesInfo struct { + lanes []types.Lane + defaultLane types.Lane +} + +// Query app info to return the required information to initialize lanes. +func FetchLanesInfo(proxyApp proxy.AppConnQuery) (*LanesInfo, error) { + res, err := proxyApp.Info(context.TODO(), proxy.InfoRequest) + if err != nil { + return nil, fmt.Errorf("error calling Info: %v", err) + } + + lanes := make([]types.Lane, len(res.LanePriorities)) + for i, l := range res.LanePriorities { + lanes[i] = types.Lane(l) + } + info := LanesInfo{lanes: lanes, defaultLane: types.Lane(res.DefaultLanePriority)} + if err = info.validate(); err != nil { + return nil, fmt.Errorf("invalid lane info: %v, info: %v", err, info) + } + + return &info, nil +} + +func (info *LanesInfo) validate() error { + // Lane 0 is reserved for when there are no lanes or for invalid txs; it should not be used for the default lane. + if len(info.lanes) == 0 && info.defaultLane != 0 { + return errors.New("if list of lanes is empty, then defaultLane should be 0") + } + if info.defaultLane == 0 && len(info.lanes) == 0 { + return errors.New("default lane cannot be 0 if list of lanes is non empty") + } + if !slices.Contains(info.lanes, info.defaultLane) { + return errors.New("list of lanes does not contain default lane") + } + lanesSet := make(map[types.Lane]struct{}) + for _, lane := range info.lanes { + lanesSet[lane] = struct{}{} + } + if len(info.lanes) != len(lanesSet) { + return errors.New("list of lanes cannot have repeated values") + } + return nil +} diff --git a/node/node_test.go b/node/node_test.go index dabeaeab43f..ac7e404fadc 100644 --- a/node/node_test.go +++ b/node/node_test.go @@ -295,6 +295,7 @@ func TestCreateProposalBlock(t *testing.T) { memplMetrics := mempl.NopMetrics() mempool := mempl.NewCListMempool(config.Mempool, proxyApp.Mempool(), + nil, state.LastBlockHeight, mempl.WithMetrics(memplMetrics), mempl.WithPreCheck(sm.TxPreCheck(state)), @@ -395,6 +396,7 @@ func TestMaxProposalBlockSize(t *testing.T) { memplMetrics := mempl.NopMetrics() mempool := mempl.NewCListMempool(config.Mempool, proxyApp.Mempool(), + nil, state.LastBlockHeight, mempl.WithMetrics(memplMetrics), mempl.WithPreCheck(sm.TxPreCheck(state)), diff --git a/node/setup.go b/node/setup.go index e2f3c327b32..92dcc9df6f4 100644 --- a/node/setup.go +++ b/node/setup.go @@ -268,6 +268,11 @@ func createMempoolAndMempoolReactor( switch config.Mempool.Type { // allow empty string for backward compatibility case cfg.MempoolTypeFlood, "": + lanesInfo, err := mempl.FetchLanesInfo(proxyApp.Query()) + if err != nil { + panic(fmt.Sprintf("Could not get lanes info from app: %s", err)) + } + logger = logger.With("module", "mempool") options := []mempl.CListMempoolOption{ mempl.WithMetrics(memplMetrics), @@ -284,6 +289,7 @@ func createMempoolAndMempoolReactor( mp := mempl.NewCListMempool( config.Mempool, proxyApp.Mempool(), + lanesInfo, state.LastBlockHeight, options..., ) diff --git a/test/fuzz/mempool/checktx.go b/test/fuzz/mempool/checktx.go index 22a3b9d8e65..e508b10ac01 100644 --- a/test/fuzz/mempool/checktx.go +++ b/test/fuzz/mempool/checktx.go @@ -20,7 +20,7 @@ func init() { cfg := config.DefaultMempoolConfig() cfg.Broadcast = false - mempool = mempl.NewCListMempool(cfg, appConnMem, 0) + mempool = mempl.NewCListMempool(cfg, appConnMem, nil, 0) } func Fuzz(data []byte) int { diff --git a/test/fuzz/tests/mempool_test.go b/test/fuzz/tests/mempool_test.go index ba241c0ffa3..2952a3c2cf8 100644 --- a/test/fuzz/tests/mempool_test.go +++ b/test/fuzz/tests/mempool_test.go @@ -24,7 +24,7 @@ func FuzzMempool(f *testing.F) { cfg := config.DefaultMempoolConfig() cfg.Broadcast = false - mp := mempl.NewCListMempool(cfg, conn, 0) + mp := mempl.NewCListMempool(cfg, conn, nil, 0) f.Fuzz(func(_ *testing.T, data []byte) { _, _ = mp.CheckTx(data, "") diff --git a/types/tx.go b/types/tx.go index fa6930a56e6..6c1a0530692 100644 --- a/types/tx.go +++ b/types/tx.go @@ -190,3 +190,6 @@ func ComputeProtoSizeForTxs(txs []Tx) int64 { pdData := data.ToProto() return int64(pdData.Size()) } + +// A lane is defined by its priority. +type Lane uint32 From 8912a246ab27108d29326e981032d4c865017cc3 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Mon, 5 Aug 2024 18:35:24 +0200 Subject: [PATCH 06/99] Moved Info call outside Handshake --- internal/consensus/replay.go | 13 ++++++++----- internal/consensus/replay_test.go | 8 ++++---- mempool/clist_mempool_test.go | 13 ++++++++++--- mempool/lanes_info.go | 17 +++++------------ node/node.go | 9 +++++++-- node/setup.go | 6 ++++-- 6 files changed, 38 insertions(+), 28 deletions(-) diff --git a/internal/consensus/replay.go b/internal/consensus/replay.go index 65b5b5b625a..553e32f99a4 100644 --- a/internal/consensus/replay.go +++ b/internal/consensus/replay.go @@ -239,11 +239,14 @@ func (h *Handshaker) NBlocks() int { } // TODO: retry the handshake/replay if it fails ? -func (h *Handshaker) Handshake(ctx context.Context, proxyApp proxy.AppConns) error { +func (h *Handshaker) Handshake(ctx context.Context, res *abci.InfoResponse, proxyApp proxy.AppConns) error { // Handshake is done via ABCI Info on the query conn. - res, err := proxyApp.Query().Info(ctx, proxy.InfoRequest) - if err != nil { - return fmt.Errorf("error calling Info: %v", err) + if res == nil { + var err error + res, err = proxyApp.Query().Info(ctx, proxy.InfoRequest) + if err != nil { + return fmt.Errorf("error calling Info: %v", err) + } } blockHeight := res.LastBlockHeight @@ -265,7 +268,7 @@ func (h *Handshaker) Handshake(ctx context.Context, proxyApp proxy.AppConns) err } // Replay blocks up to the latest in the blockstore. - appHash, err = h.ReplayBlocks(ctx, h.initialState, appHash, blockHeight, proxyApp) + appHash, err := h.ReplayBlocks(ctx, h.initialState, appHash, blockHeight, proxyApp) if err != nil { return fmt.Errorf("error on replay: %v", err) } diff --git a/internal/consensus/replay_test.go b/internal/consensus/replay_test.go index 625b8e3f7d7..0be4dbad524 100644 --- a/internal/consensus/replay_test.go +++ b/internal/consensus/replay_test.go @@ -690,7 +690,7 @@ func testHandshakeReplay(t *testing.T, config *cfg.Config, nBlocks int, mode uin }) // perform the replay protocol to sync Tendermint and the application - err = handshaker.Handshake(context.Background(), proxyApp) + err = handshaker.Handshake(context.Background(), nil, proxyApp) if expectError { require.Error(t, err) // finish the test early @@ -926,7 +926,7 @@ func TestHandshakePanicsIfAppReturnsWrongAppHash(t *testing.T) { assert.Panics(t, func() { h := NewHandshaker(stateStore, state, store, genDoc) - if err = h.Handshake(context.Background(), proxyApp); err != nil { + if err = h.Handshake(context.Background(), nil, proxyApp); err != nil { t.Log(err) } }) @@ -950,7 +950,7 @@ func TestHandshakePanicsIfAppReturnsWrongAppHash(t *testing.T) { assert.Panics(t, func() { h := NewHandshaker(stateStore, state, store, genDoc) - if err = h.Handshake(context.Background(), proxyApp); err != nil { + if err = h.Handshake(context.Background(), nil, proxyApp); err != nil { t.Log(err) } }) @@ -1246,7 +1246,7 @@ func TestHandshakeUpdatesValidators(t *testing.T) { t.Error(err) } }) - if err := handshaker.Handshake(context.Background(), proxyApp); err != nil { + if err := handshaker.Handshake(context.Background(), nil, proxyApp); err != nil { t.Fatalf("Error on abci handshake: %v", err) } var err error diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index fb1daba1342..986517d5fe0 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -59,8 +59,12 @@ func newMempoolWithAppAndConfigMock( if err := appConnQuery.Start(); err != nil { panic(err) } + appInfoRes, err := appConnQuery.Info(context.TODO(), proxy.InfoRequest) + if err != nil { + panic(err) + } - lanesInfo, err := FetchLanesInfo(appConnQuery) + lanesInfo, err := FetchLanesInfo(appInfoRes.LanePriorities, types.Lane(appInfoRes.DefaultLanePriority)) if err != nil { panic(err) } @@ -89,8 +93,11 @@ func newMempoolWithAppAndConfig(cc proxy.ClientCreator, cfg *config.Config) (*CL if err := appConnQuery.Start(); err != nil { panic(err) } - - lanesInfo, err := FetchLanesInfo(appConnQuery) + appInfoRes, err := appConnQuery.Info(context.TODO(), proxy.InfoRequest) + if err != nil { + panic(err) + } + lanesInfo, err := FetchLanesInfo(appInfoRes.LanePriorities, types.Lane(appInfoRes.DefaultLanePriority)) if err != nil { panic(err) } diff --git a/mempool/lanes_info.go b/mempool/lanes_info.go index a020b7096a3..47a1d461997 100644 --- a/mempool/lanes_info.go +++ b/mempool/lanes_info.go @@ -1,12 +1,10 @@ package mempool import ( - "context" "errors" "fmt" "slices" - "github.com/cometbft/cometbft/proxy" "github.com/cometbft/cometbft/types" ) @@ -16,18 +14,13 @@ type LanesInfo struct { } // Query app info to return the required information to initialize lanes. -func FetchLanesInfo(proxyApp proxy.AppConnQuery) (*LanesInfo, error) { - res, err := proxyApp.Info(context.TODO(), proxy.InfoRequest) - if err != nil { - return nil, fmt.Errorf("error calling Info: %v", err) - } - - lanes := make([]types.Lane, len(res.LanePriorities)) - for i, l := range res.LanePriorities { +func FetchLanesInfo(lanePriorities []uint32, defLane types.Lane) (*LanesInfo, error) { + lanes := make([]types.Lane, len(lanePriorities)) + for i, l := range lanePriorities { lanes[i] = types.Lane(l) } - info := LanesInfo{lanes: lanes, defaultLane: types.Lane(res.DefaultLanePriority)} - if err = info.validate(); err != nil { + info := LanesInfo{lanes: lanes, defaultLane: defLane} + if err := info.validate(); err != nil { return nil, fmt.Errorf("invalid lane info: %v, info: %v", err, info) } diff --git a/node/node.go b/node/node.go index ca7139a5b0b..3f20ec004dd 100644 --- a/node/node.go +++ b/node/node.go @@ -402,8 +402,13 @@ func NewNodeWithCliParams(ctx context.Context, // Create the handshaker, which calls RequestInfo, sets the AppVersion on the state, // and replays any blocks as necessary to sync CometBFT with the app. consensusLogger := logger.With("module", "consensus") + + appInfoResponse, err := proxyApp.Query().Info(ctx, proxy.InfoRequest) + if err != nil { + return nil, fmt.Errorf("error calling Info: %v", err) + } if !stateSync { - if err := doHandshake(ctx, stateStore, state, blockStore, genDoc, eventBus, proxyApp, consensusLogger); err != nil { + if err := doHandshake(ctx, stateStore, state, blockStore, genDoc, eventBus, appInfoResponse, proxyApp, consensusLogger); err != nil { return nil, err } @@ -423,7 +428,7 @@ func NewNodeWithCliParams(ctx context.Context, logNodeStartupInfo(state, pubKey, logger, consensusLogger) - mempool, mempoolReactor := createMempoolAndMempoolReactor(config, proxyApp, state, eventBus, waitSync, memplMetrics, logger) + mempool, mempoolReactor := createMempoolAndMempoolReactor(config, proxyApp, state, eventBus, waitSync, memplMetrics, logger, appInfoResponse) evidenceReactor, evidencePool, err := createEvidenceReactor(config, dbProvider, stateStore, blockStore, logger) if err != nil { diff --git a/node/setup.go b/node/setup.go index 92dcc9df6f4..e313617cc7c 100644 --- a/node/setup.go +++ b/node/setup.go @@ -208,13 +208,14 @@ func doHandshake( blockStore sm.BlockStore, genDoc *types.GenesisDoc, eventBus types.BlockEventPublisher, + appInfoResponse *abci.InfoResponse, proxyApp proxy.AppConns, consensusLogger log.Logger, ) error { handshaker := cs.NewHandshaker(stateStore, state, blockStore, genDoc) handshaker.SetLogger(consensusLogger) handshaker.SetEventBus(eventBus) - if err := handshaker.Handshake(ctx, proxyApp); err != nil { + if err := handshaker.Handshake(ctx, appInfoResponse, proxyApp); err != nil { return fmt.Errorf("error during handshake: %v", err) } return nil @@ -264,11 +265,12 @@ func createMempoolAndMempoolReactor( waitSync bool, memplMetrics *mempl.Metrics, logger log.Logger, + appInfoResponse *abci.InfoResponse, ) (mempl.Mempool, mempoolReactor) { switch config.Mempool.Type { // allow empty string for backward compatibility case cfg.MempoolTypeFlood, "": - lanesInfo, err := mempl.FetchLanesInfo(proxyApp.Query()) + lanesInfo, err := mempl.FetchLanesInfo(appInfoResponse.LanePriorities, types.Lane(appInfoResponse.DefaultLanePriority)) if err != nil { panic(fmt.Sprintf("Could not get lanes info from app: %s", err)) } From 261b83abacff0c36d226602d2ffc7a6a52d53edc Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 6 Aug 2024 11:48:32 +0200 Subject: [PATCH 07/99] Fixed mempool unit tests --- mempool/clist_mempool_test.go | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 986517d5fe0..81ab055db51 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -299,6 +299,7 @@ func TestMempoolUpdateDoesNotPanicWhenApplicationMissedTx(t *testing.T) { mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) mockClient.On("Error").Return(nil).Times(4) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1}, DefaultLanePriority: 1}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() @@ -825,6 +826,7 @@ func TestMempoolSyncCheckTxReturnError(t *testing.T) { mockClient := new(abciclimocks.Client) mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1}, DefaultLanePriority: 1}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() @@ -849,6 +851,7 @@ func TestMempoolSyncRecheckTxReturnError(t *testing.T) { mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) mockClient.On("Error").Return(nil) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1}, DefaultLanePriority: 1}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() @@ -890,6 +893,7 @@ func TestMempoolAsyncRecheckTxReturnError(t *testing.T) { mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) mockClient.On("Error").Return(nil).Times(4) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1}, DefaultLanePriority: 1}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() From 0c06f56242ad90f603e607545ca09862e41df337 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 6 Aug 2024 11:56:12 +0200 Subject: [PATCH 08/99] Reverted go API breaking change --- internal/consensus/replay.go | 6 +++++- internal/consensus/replay_test.go | 8 ++++---- node/setup.go | 2 +- 3 files changed, 10 insertions(+), 6 deletions(-) diff --git a/internal/consensus/replay.go b/internal/consensus/replay.go index 553e32f99a4..111de678a90 100644 --- a/internal/consensus/replay.go +++ b/internal/consensus/replay.go @@ -239,7 +239,11 @@ func (h *Handshaker) NBlocks() int { } // TODO: retry the handshake/replay if it fails ? -func (h *Handshaker) Handshake(ctx context.Context, res *abci.InfoResponse, proxyApp proxy.AppConns) error { +func (h *Handshaker) Handshake(ctx context.Context, proxyApp proxy.AppConns) error { + return h.HandshakeWithABCIRes(ctx, nil, proxyApp) +} + +func (h *Handshaker) HandshakeWithABCIRes(ctx context.Context, res *abci.InfoResponse, proxyApp proxy.AppConns) error { // Handshake is done via ABCI Info on the query conn. if res == nil { var err error diff --git a/internal/consensus/replay_test.go b/internal/consensus/replay_test.go index 0be4dbad524..e5cfb63cadf 100644 --- a/internal/consensus/replay_test.go +++ b/internal/consensus/replay_test.go @@ -690,7 +690,7 @@ func testHandshakeReplay(t *testing.T, config *cfg.Config, nBlocks int, mode uin }) // perform the replay protocol to sync Tendermint and the application - err = handshaker.Handshake(context.Background(), nil, proxyApp) + err = handshaker.HandshakeWithABCIRes(context.Background(), nil, proxyApp) if expectError { require.Error(t, err) // finish the test early @@ -926,7 +926,7 @@ func TestHandshakePanicsIfAppReturnsWrongAppHash(t *testing.T) { assert.Panics(t, func() { h := NewHandshaker(stateStore, state, store, genDoc) - if err = h.Handshake(context.Background(), nil, proxyApp); err != nil { + if err = h.HandshakeWithABCIRes(context.Background(), nil, proxyApp); err != nil { t.Log(err) } }) @@ -950,7 +950,7 @@ func TestHandshakePanicsIfAppReturnsWrongAppHash(t *testing.T) { assert.Panics(t, func() { h := NewHandshaker(stateStore, state, store, genDoc) - if err = h.Handshake(context.Background(), nil, proxyApp); err != nil { + if err = h.HandshakeWithABCIRes(context.Background(), nil, proxyApp); err != nil { t.Log(err) } }) @@ -1246,7 +1246,7 @@ func TestHandshakeUpdatesValidators(t *testing.T) { t.Error(err) } }) - if err := handshaker.Handshake(context.Background(), nil, proxyApp); err != nil { + if err := handshaker.HandshakeWithABCIRes(context.Background(), nil, proxyApp); err != nil { t.Fatalf("Error on abci handshake: %v", err) } var err error diff --git a/node/setup.go b/node/setup.go index e313617cc7c..edfb9c063eb 100644 --- a/node/setup.go +++ b/node/setup.go @@ -215,7 +215,7 @@ func doHandshake( handshaker := cs.NewHandshaker(stateStore, state, blockStore, genDoc) handshaker.SetLogger(consensusLogger) handshaker.SetEventBus(eventBus) - if err := handshaker.Handshake(ctx, appInfoResponse, proxyApp); err != nil { + if err := handshaker.HandshakeWithABCIRes(ctx, appInfoResponse, proxyApp); err != nil { return fmt.Errorf("error during handshake: %v", err) } return nil From f7f2e15a0927fc597557d5f060e97fadc71c01cd Mon Sep 17 00:00:00 2001 From: hvanz Date: Thu, 11 Jul 2024 11:19:13 +0200 Subject: [PATCH 09/99] Add lanes to kvstore --- abci/example/kvstore/kvstore.go | 51 +++++++++++++++++++++++++++------ 1 file changed, 43 insertions(+), 8 deletions(-) diff --git a/abci/example/kvstore/kvstore.go b/abci/example/kvstore/kvstore.go index 2a69ade22e9..3cb9da5e04e 100644 --- a/abci/example/kvstore/kvstore.go +++ b/abci/example/kvstore/kvstore.go @@ -14,6 +14,7 @@ import ( "github.com/cometbft/cometbft/abci/types" "github.com/cometbft/cometbft/crypto" cryptoenc "github.com/cometbft/cometbft/crypto/encoding" + "github.com/cometbft/cometbft/crypto/tmhash" "github.com/cometbft/cometbft/libs/log" "github.com/cometbft/cometbft/version" ) @@ -26,6 +27,7 @@ var ( const ( ValidatorPrefix = "val=" AppVersion uint64 = 1 + defaultLane string = "default" ) var _ types.Application = (*Application)(nil) @@ -48,14 +50,33 @@ type Application struct { // If true, the app will generate block events in BeginBlock. Used to test the event indexer // Should be false by default to avoid generating too much data. genBlockEvents bool + + lanes map[string]uint32 + lanePriorities []uint32 } // NewApplication creates an instance of the kvstore from the provided database. func NewApplication(db dbm.DB) *Application { + // Map from lane name to its priority. Priority 0 is reserved. + lanes := map[string]uint32{ + "val": 1, // lane for validator updates + "foo": 3, // lane 2 + defaultLane: 7, + "bar": 9, // lane 3 + } + + // List of lane priorities + priorities := make([]uint32, 0, len(lanes)) + for _, p := range lanes { + priorities = append(priorities, p) + } + return &Application{ logger: log.NewNopLogger(), state: loadState(db), valAddrToPubKeyMap: make(map[string]crypto.PubKey), + lanes: lanes, + lanePriorities: priorities, } } @@ -97,11 +118,13 @@ func (app *Application) Info(context.Context, *types.InfoRequest) (*types.InfoRe } return &types.InfoResponse{ - Data: fmt.Sprintf("{\"size\":%v}", app.state.Size), - Version: version.ABCIVersion, - AppVersion: AppVersion, - LastBlockHeight: app.state.Height, - LastBlockAppHash: app.state.Hash(), + Data: fmt.Sprintf("{\"size\":%v}", app.state.Size), + Version: version.ABCIVersion, + AppVersion: AppVersion, + LastBlockHeight: app.state.Height, + LastBlockAppHash: app.state.Hash(), + LanePriorities: app.lanePriorities, + DefaultLanePriority: app.lanes[defaultLane], }, nil } @@ -126,18 +149,30 @@ func (app *Application) InitChain(_ context.Context, req *types.InitChainRequest // - Contains one and only one `=` // - `=` is not the first or last byte. // - if key is `val` that the validator update transaction is also valid. -func (*Application) CheckTx(_ context.Context, req *types.CheckTxRequest) (*types.CheckTxResponse, error) { +func (app *Application) CheckTx(_ context.Context, req *types.CheckTxRequest) (*types.CheckTxResponse, error) { // If it is a validator update transaction, check that it is correctly formatted if isValidatorTx(req.Tx) { if _, _, _, err := parseValidatorTx(req.Tx); err != nil { //nolint:nilerr - return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat}, nil + return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat, Lane: app.lanes["val"]}, nil } } else if !isValidTx(req.Tx) { return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat}, nil } - return &types.CheckTxResponse{Code: CodeTypeOK, GasWanted: 1}, nil + // Assign a lane to the transaction deterministically. + var lane uint32 + txHash := tmhash.Sum(req.Tx) + switch { + case txHash[0] == 0 && txHash[1] == 0: + lane = app.lanes["foo"] + case txHash[0] == 0: + lane = app.lanes["bar"] + default: + lane = app.lanes[defaultLane] + } + + return &types.CheckTxResponse{Code: CodeTypeOK, GasWanted: 1, Lane: lane}, nil } // Tx must have a format like key:value or key=value. That is: From a4740bf4844592ef688b76281345cc90410ab86b Mon Sep 17 00:00:00 2001 From: hvanz Date: Thu, 11 Jul 2024 11:20:03 +0200 Subject: [PATCH 10/99] Add lanes to e2e's app --- test/e2e/app/app.go | 52 +++++++++++++++++++++++++++++++++++++-------- 1 file changed, 43 insertions(+), 9 deletions(-) diff --git a/test/e2e/app/app.go b/test/e2e/app/app.go index 097b6c3faec..2da653a2374 100644 --- a/test/e2e/app/app.go +++ b/test/e2e/app/app.go @@ -25,6 +25,7 @@ import ( cmtproto "github.com/cometbft/cometbft/api/cometbft/types/v1" "github.com/cometbft/cometbft/crypto" cryptoenc "github.com/cometbft/cometbft/crypto/encoding" + "github.com/cometbft/cometbft/crypto/tmhash" "github.com/cometbft/cometbft/libs/log" "github.com/cometbft/cometbft/libs/protoio" cmttypes "github.com/cometbft/cometbft/types" @@ -41,6 +42,7 @@ const ( suffixPbtsHeight string = "PbtsHeight" suffixInitialHeight string = "InitialHeight" txTTL uint64 = 5 // height difference at which transactions should be invalid + defaultLane string = "default" ) // Application is an ABCI application for use by end-to-end tests. It is a @@ -56,6 +58,9 @@ type Application struct { restoreChunks [][]byte // It's OK not to persist this, as it is not part of the state machine seenTxs sync.Map // cmttypes.TxKey -> uint64 + + lanes map[string]uint32 + lanePriorities []uint32 } // Config allows for the setting of high level parameters for running the e2e Application @@ -157,11 +162,26 @@ func NewApplication(cfg *Config) (*Application, error) { logger := log.NewTMLogger(log.NewSyncWriter(os.Stdout)) logger.Info("Application started!") + // Map from lane name to its priority. Priority 0 is reserved. + lanes := map[string]uint32{ + "foo": 1, // lane 1 + "bar": 4, // lane 2 + defaultLane: 9, // default lane + } + + // List of lane priorities + priorities := make([]uint32, 0, len(lanes)) + for _, p := range lanes { + priorities = append(priorities, p) + } + return &Application{ - logger: logger, - state: state, - snapshots: snapshots, - cfg: cfg, + logger: logger, + state: state, + snapshots: snapshots, + cfg: cfg, + lanes: lanes, + lanePriorities: priorities, }, nil } @@ -174,10 +194,12 @@ func (app *Application) Info(context.Context, *abci.InfoRequest) (*abci.InfoResp height, hash := app.state.Info() return &abci.InfoResponse{ - Version: version.ABCIVersion, - AppVersion: appVersion, - LastBlockHeight: int64(height), - LastBlockAppHash: hash, + Version: version.ABCIVersion, + AppVersion: appVersion, + LastBlockHeight: int64(height), + LastBlockAppHash: hash, + LanePriorities: app.lanePriorities, + DefaultLanePriority: app.lanes[defaultLane], }, nil } @@ -293,7 +315,19 @@ func (app *Application) CheckTx(_ context.Context, req *abci.CheckTxRequest) (*a time.Sleep(app.cfg.CheckTxDelay) } - return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1}, nil + // Assign a lane to the transaction deterministically. + var lane uint32 + txHash := tmhash.Sum(req.Tx) + switch { + case txHash[0] == 0 && txHash[1] == 0 && txHash[2] == 0 && txHash[3] == 0: + lane = app.lanes["foo"] + case txHash[0] == 0: + lane = app.lanes["bar"] + default: + lane = app.lanes[defaultLane] + } + + return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1, Lane: lane}, nil } // FinalizeBlock implements ABCI. From 206fe8cd4ca266c8436e100b1f9a658df01e825e Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Mon, 5 Aug 2024 15:35:33 +0200 Subject: [PATCH 11/99] Added changelog --- .changelog/unreleased/features/3622-e2e-mempool-lanes.md | 2 ++ .changelog/unreleased/features/3622-kvstore-mempool-lanes.md | 2 ++ 2 files changed, 4 insertions(+) create mode 100644 .changelog/unreleased/features/3622-e2e-mempool-lanes.md create mode 100644 .changelog/unreleased/features/3622-kvstore-mempool-lanes.md diff --git a/.changelog/unreleased/features/3622-e2e-mempool-lanes.md b/.changelog/unreleased/features/3622-e2e-mempool-lanes.md new file mode 100644 index 00000000000..f8f41fb33f1 --- /dev/null +++ b/.changelog/unreleased/features/3622-e2e-mempool-lanes.md @@ -0,0 +1,2 @@ +- `[e2e]` Added support for mempool lanes in e2e. + ([#3622](https://github.com/tendermint/tendermint/pull/3622)) diff --git a/.changelog/unreleased/features/3622-kvstore-mempool-lanes.md b/.changelog/unreleased/features/3622-kvstore-mempool-lanes.md new file mode 100644 index 00000000000..852d9eaa49b --- /dev/null +++ b/.changelog/unreleased/features/3622-kvstore-mempool-lanes.md @@ -0,0 +1,2 @@ +- `[kvstore]` Extended `CheckTx` in kvstoreApp to support mempool lanes. + ([#3622](https://github.com/tendermint/tendermint/pull/3622)) From 2f7e084c83802bb48c1821e6ab51e15f815dc786 Mon Sep 17 00:00:00 2001 From: hvanz Date: Wed, 10 Jul 2024 13:17:47 +0200 Subject: [PATCH 12/99] fetch lanes info from app --- internal/consensus/byzantine_test.go | 1 + internal/consensus/common_test.go | 1 + internal/consensus/reactor_test.go | 1 + mempool/clist_mempool.go | 1 + mempool/clist_mempool_test.go | 30 ++++++++++++--- mempool/lanes_info.go | 56 ++++++++++++++++++++++++++++ node/node_test.go | 2 + node/setup.go | 6 +++ test/fuzz/mempool/checktx.go | 2 +- test/fuzz/tests/mempool_test.go | 2 +- types/tx.go | 3 ++ 11 files changed, 97 insertions(+), 8 deletions(-) create mode 100644 mempool/lanes_info.go diff --git a/internal/consensus/byzantine_test.go b/internal/consensus/byzantine_test.go index d9633301b3a..c83385e84e3 100644 --- a/internal/consensus/byzantine_test.go +++ b/internal/consensus/byzantine_test.go @@ -73,6 +73,7 @@ func TestByzantinePrevoteEquivocation(t *testing.T) { // Make Mempool mempool := mempl.NewCListMempool(config.Mempool, proxyAppConnMem, + nil, state.LastBlockHeight, mempl.WithPreCheck(sm.TxPreCheck(state)), mempl.WithPostCheck(sm.TxPostCheck(state))) diff --git a/internal/consensus/common_test.go b/internal/consensus/common_test.go index 54cbc9e3f4c..b2fa4da4ddd 100644 --- a/internal/consensus/common_test.go +++ b/internal/consensus/common_test.go @@ -468,6 +468,7 @@ func newStateWithConfigAndBlockStore( // Make Mempool mempool := mempl.NewCListMempool(config.Mempool, proxyAppConnMem, + nil, state.LastBlockHeight, mempl.WithMetrics(memplMetrics), mempl.WithPreCheck(sm.TxPreCheck(state)), diff --git a/internal/consensus/reactor_test.go b/internal/consensus/reactor_test.go index 8d93deff5ed..20ce11d1c6b 100644 --- a/internal/consensus/reactor_test.go +++ b/internal/consensus/reactor_test.go @@ -164,6 +164,7 @@ func TestReactorWithEvidence(t *testing.T) { // Make Mempool mempool := mempl.NewCListMempool(config.Mempool, proxyAppConnMem, + nil, state.LastBlockHeight, mempl.WithMetrics(memplMetrics), mempl.WithPreCheck(sm.TxPreCheck(state)), diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 1c370978c59..21108e4d593 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -73,6 +73,7 @@ type CListMempoolOption func(*CListMempool) func NewCListMempool( cfg *config.MempoolConfig, proxyAppConn proxy.AppConnMempool, + _ *LanesInfo, height int64, options ...CListMempoolOption, ) *CListMempool { diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 78f06876ea4..fb1daba1342 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -50,12 +50,21 @@ func newMempoolWithAppAndConfigMock( ) (*CListMempool, cleanupFunc) { appConnMem := client appConnMem.SetLogger(log.TestingLogger().With("module", "abci-client", "connection", "mempool")) - err := appConnMem.Start() - if err != nil { + if err := appConnMem.Start(); err != nil { + panic(err) + } + + appConnQuery := client + appConnQuery.SetLogger(log.TestingLogger().With("module", "abci-client", "connection", "query")) + if err := appConnQuery.Start(); err != nil { panic(err) } - mp := NewCListMempool(cfg.Mempool, appConnMem, 0) + lanesInfo, err := FetchLanesInfo(appConnQuery) + if err != nil { + panic(err) + } + mp := NewCListMempool(cfg.Mempool, appConnMem, lanesInfo, 0) mp.SetLogger(log.TestingLogger()) return mp, func() { os.RemoveAll(cfg.RootDir) } @@ -71,12 +80,21 @@ func newMempoolWithApp(cc proxy.ClientCreator) (*CListMempool, cleanupFunc) { func newMempoolWithAppAndConfig(cc proxy.ClientCreator, cfg *config.Config) (*CListMempool, cleanupFunc) { appConnMem, _ := cc.NewABCIMempoolClient() appConnMem.SetLogger(log.TestingLogger().With("module", "abci-client", "connection", "mempool")) - err := appConnMem.Start() - if err != nil { + if err := appConnMem.Start(); err != nil { + panic(err) + } + + appConnQuery, _ := cc.NewABCIQueryClient() + appConnQuery.SetLogger(log.TestingLogger().With("module", "abci-client", "connection", "query")) + if err := appConnQuery.Start(); err != nil { panic(err) } - mp := NewCListMempool(cfg.Mempool, appConnMem, 0) + lanesInfo, err := FetchLanesInfo(appConnQuery) + if err != nil { + panic(err) + } + mp := NewCListMempool(cfg.Mempool, appConnMem, lanesInfo, 0) mp.SetLogger(log.TestingLogger()) return mp, func() { os.RemoveAll(cfg.RootDir) } diff --git a/mempool/lanes_info.go b/mempool/lanes_info.go new file mode 100644 index 00000000000..a020b7096a3 --- /dev/null +++ b/mempool/lanes_info.go @@ -0,0 +1,56 @@ +package mempool + +import ( + "context" + "errors" + "fmt" + "slices" + + "github.com/cometbft/cometbft/proxy" + "github.com/cometbft/cometbft/types" +) + +type LanesInfo struct { + lanes []types.Lane + defaultLane types.Lane +} + +// Query app info to return the required information to initialize lanes. +func FetchLanesInfo(proxyApp proxy.AppConnQuery) (*LanesInfo, error) { + res, err := proxyApp.Info(context.TODO(), proxy.InfoRequest) + if err != nil { + return nil, fmt.Errorf("error calling Info: %v", err) + } + + lanes := make([]types.Lane, len(res.LanePriorities)) + for i, l := range res.LanePriorities { + lanes[i] = types.Lane(l) + } + info := LanesInfo{lanes: lanes, defaultLane: types.Lane(res.DefaultLanePriority)} + if err = info.validate(); err != nil { + return nil, fmt.Errorf("invalid lane info: %v, info: %v", err, info) + } + + return &info, nil +} + +func (info *LanesInfo) validate() error { + // Lane 0 is reserved for when there are no lanes or for invalid txs; it should not be used for the default lane. + if len(info.lanes) == 0 && info.defaultLane != 0 { + return errors.New("if list of lanes is empty, then defaultLane should be 0") + } + if info.defaultLane == 0 && len(info.lanes) == 0 { + return errors.New("default lane cannot be 0 if list of lanes is non empty") + } + if !slices.Contains(info.lanes, info.defaultLane) { + return errors.New("list of lanes does not contain default lane") + } + lanesSet := make(map[types.Lane]struct{}) + for _, lane := range info.lanes { + lanesSet[lane] = struct{}{} + } + if len(info.lanes) != len(lanesSet) { + return errors.New("list of lanes cannot have repeated values") + } + return nil +} diff --git a/node/node_test.go b/node/node_test.go index dabeaeab43f..ac7e404fadc 100644 --- a/node/node_test.go +++ b/node/node_test.go @@ -295,6 +295,7 @@ func TestCreateProposalBlock(t *testing.T) { memplMetrics := mempl.NopMetrics() mempool := mempl.NewCListMempool(config.Mempool, proxyApp.Mempool(), + nil, state.LastBlockHeight, mempl.WithMetrics(memplMetrics), mempl.WithPreCheck(sm.TxPreCheck(state)), @@ -395,6 +396,7 @@ func TestMaxProposalBlockSize(t *testing.T) { memplMetrics := mempl.NopMetrics() mempool := mempl.NewCListMempool(config.Mempool, proxyApp.Mempool(), + nil, state.LastBlockHeight, mempl.WithMetrics(memplMetrics), mempl.WithPreCheck(sm.TxPreCheck(state)), diff --git a/node/setup.go b/node/setup.go index e2f3c327b32..92dcc9df6f4 100644 --- a/node/setup.go +++ b/node/setup.go @@ -268,6 +268,11 @@ func createMempoolAndMempoolReactor( switch config.Mempool.Type { // allow empty string for backward compatibility case cfg.MempoolTypeFlood, "": + lanesInfo, err := mempl.FetchLanesInfo(proxyApp.Query()) + if err != nil { + panic(fmt.Sprintf("Could not get lanes info from app: %s", err)) + } + logger = logger.With("module", "mempool") options := []mempl.CListMempoolOption{ mempl.WithMetrics(memplMetrics), @@ -284,6 +289,7 @@ func createMempoolAndMempoolReactor( mp := mempl.NewCListMempool( config.Mempool, proxyApp.Mempool(), + lanesInfo, state.LastBlockHeight, options..., ) diff --git a/test/fuzz/mempool/checktx.go b/test/fuzz/mempool/checktx.go index 22a3b9d8e65..e508b10ac01 100644 --- a/test/fuzz/mempool/checktx.go +++ b/test/fuzz/mempool/checktx.go @@ -20,7 +20,7 @@ func init() { cfg := config.DefaultMempoolConfig() cfg.Broadcast = false - mempool = mempl.NewCListMempool(cfg, appConnMem, 0) + mempool = mempl.NewCListMempool(cfg, appConnMem, nil, 0) } func Fuzz(data []byte) int { diff --git a/test/fuzz/tests/mempool_test.go b/test/fuzz/tests/mempool_test.go index ba241c0ffa3..2952a3c2cf8 100644 --- a/test/fuzz/tests/mempool_test.go +++ b/test/fuzz/tests/mempool_test.go @@ -24,7 +24,7 @@ func FuzzMempool(f *testing.F) { cfg := config.DefaultMempoolConfig() cfg.Broadcast = false - mp := mempl.NewCListMempool(cfg, conn, 0) + mp := mempl.NewCListMempool(cfg, conn, nil, 0) f.Fuzz(func(_ *testing.T, data []byte) { _, _ = mp.CheckTx(data, "") diff --git a/types/tx.go b/types/tx.go index fa6930a56e6..6c1a0530692 100644 --- a/types/tx.go +++ b/types/tx.go @@ -190,3 +190,6 @@ func ComputeProtoSizeForTxs(txs []Tx) int64 { pdData := data.ToProto() return int64(pdData.Size()) } + +// A lane is defined by its priority. +type Lane uint32 From a105e24ade2db4d77fa65127b50d54fe4a363c07 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Mon, 5 Aug 2024 18:35:24 +0200 Subject: [PATCH 13/99] Moved Info call outside Handshake --- internal/consensus/replay.go | 13 ++++++++----- internal/consensus/replay_test.go | 8 ++++---- mempool/clist_mempool_test.go | 13 ++++++++++--- mempool/lanes_info.go | 17 +++++------------ node/node.go | 9 +++++++-- node/setup.go | 6 ++++-- 6 files changed, 38 insertions(+), 28 deletions(-) diff --git a/internal/consensus/replay.go b/internal/consensus/replay.go index 65b5b5b625a..553e32f99a4 100644 --- a/internal/consensus/replay.go +++ b/internal/consensus/replay.go @@ -239,11 +239,14 @@ func (h *Handshaker) NBlocks() int { } // TODO: retry the handshake/replay if it fails ? -func (h *Handshaker) Handshake(ctx context.Context, proxyApp proxy.AppConns) error { +func (h *Handshaker) Handshake(ctx context.Context, res *abci.InfoResponse, proxyApp proxy.AppConns) error { // Handshake is done via ABCI Info on the query conn. - res, err := proxyApp.Query().Info(ctx, proxy.InfoRequest) - if err != nil { - return fmt.Errorf("error calling Info: %v", err) + if res == nil { + var err error + res, err = proxyApp.Query().Info(ctx, proxy.InfoRequest) + if err != nil { + return fmt.Errorf("error calling Info: %v", err) + } } blockHeight := res.LastBlockHeight @@ -265,7 +268,7 @@ func (h *Handshaker) Handshake(ctx context.Context, proxyApp proxy.AppConns) err } // Replay blocks up to the latest in the blockstore. - appHash, err = h.ReplayBlocks(ctx, h.initialState, appHash, blockHeight, proxyApp) + appHash, err := h.ReplayBlocks(ctx, h.initialState, appHash, blockHeight, proxyApp) if err != nil { return fmt.Errorf("error on replay: %v", err) } diff --git a/internal/consensus/replay_test.go b/internal/consensus/replay_test.go index 625b8e3f7d7..0be4dbad524 100644 --- a/internal/consensus/replay_test.go +++ b/internal/consensus/replay_test.go @@ -690,7 +690,7 @@ func testHandshakeReplay(t *testing.T, config *cfg.Config, nBlocks int, mode uin }) // perform the replay protocol to sync Tendermint and the application - err = handshaker.Handshake(context.Background(), proxyApp) + err = handshaker.Handshake(context.Background(), nil, proxyApp) if expectError { require.Error(t, err) // finish the test early @@ -926,7 +926,7 @@ func TestHandshakePanicsIfAppReturnsWrongAppHash(t *testing.T) { assert.Panics(t, func() { h := NewHandshaker(stateStore, state, store, genDoc) - if err = h.Handshake(context.Background(), proxyApp); err != nil { + if err = h.Handshake(context.Background(), nil, proxyApp); err != nil { t.Log(err) } }) @@ -950,7 +950,7 @@ func TestHandshakePanicsIfAppReturnsWrongAppHash(t *testing.T) { assert.Panics(t, func() { h := NewHandshaker(stateStore, state, store, genDoc) - if err = h.Handshake(context.Background(), proxyApp); err != nil { + if err = h.Handshake(context.Background(), nil, proxyApp); err != nil { t.Log(err) } }) @@ -1246,7 +1246,7 @@ func TestHandshakeUpdatesValidators(t *testing.T) { t.Error(err) } }) - if err := handshaker.Handshake(context.Background(), proxyApp); err != nil { + if err := handshaker.Handshake(context.Background(), nil, proxyApp); err != nil { t.Fatalf("Error on abci handshake: %v", err) } var err error diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index fb1daba1342..986517d5fe0 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -59,8 +59,12 @@ func newMempoolWithAppAndConfigMock( if err := appConnQuery.Start(); err != nil { panic(err) } + appInfoRes, err := appConnQuery.Info(context.TODO(), proxy.InfoRequest) + if err != nil { + panic(err) + } - lanesInfo, err := FetchLanesInfo(appConnQuery) + lanesInfo, err := FetchLanesInfo(appInfoRes.LanePriorities, types.Lane(appInfoRes.DefaultLanePriority)) if err != nil { panic(err) } @@ -89,8 +93,11 @@ func newMempoolWithAppAndConfig(cc proxy.ClientCreator, cfg *config.Config) (*CL if err := appConnQuery.Start(); err != nil { panic(err) } - - lanesInfo, err := FetchLanesInfo(appConnQuery) + appInfoRes, err := appConnQuery.Info(context.TODO(), proxy.InfoRequest) + if err != nil { + panic(err) + } + lanesInfo, err := FetchLanesInfo(appInfoRes.LanePriorities, types.Lane(appInfoRes.DefaultLanePriority)) if err != nil { panic(err) } diff --git a/mempool/lanes_info.go b/mempool/lanes_info.go index a020b7096a3..47a1d461997 100644 --- a/mempool/lanes_info.go +++ b/mempool/lanes_info.go @@ -1,12 +1,10 @@ package mempool import ( - "context" "errors" "fmt" "slices" - "github.com/cometbft/cometbft/proxy" "github.com/cometbft/cometbft/types" ) @@ -16,18 +14,13 @@ type LanesInfo struct { } // Query app info to return the required information to initialize lanes. -func FetchLanesInfo(proxyApp proxy.AppConnQuery) (*LanesInfo, error) { - res, err := proxyApp.Info(context.TODO(), proxy.InfoRequest) - if err != nil { - return nil, fmt.Errorf("error calling Info: %v", err) - } - - lanes := make([]types.Lane, len(res.LanePriorities)) - for i, l := range res.LanePriorities { +func FetchLanesInfo(lanePriorities []uint32, defLane types.Lane) (*LanesInfo, error) { + lanes := make([]types.Lane, len(lanePriorities)) + for i, l := range lanePriorities { lanes[i] = types.Lane(l) } - info := LanesInfo{lanes: lanes, defaultLane: types.Lane(res.DefaultLanePriority)} - if err = info.validate(); err != nil { + info := LanesInfo{lanes: lanes, defaultLane: defLane} + if err := info.validate(); err != nil { return nil, fmt.Errorf("invalid lane info: %v, info: %v", err, info) } diff --git a/node/node.go b/node/node.go index ca7139a5b0b..3f20ec004dd 100644 --- a/node/node.go +++ b/node/node.go @@ -402,8 +402,13 @@ func NewNodeWithCliParams(ctx context.Context, // Create the handshaker, which calls RequestInfo, sets the AppVersion on the state, // and replays any blocks as necessary to sync CometBFT with the app. consensusLogger := logger.With("module", "consensus") + + appInfoResponse, err := proxyApp.Query().Info(ctx, proxy.InfoRequest) + if err != nil { + return nil, fmt.Errorf("error calling Info: %v", err) + } if !stateSync { - if err := doHandshake(ctx, stateStore, state, blockStore, genDoc, eventBus, proxyApp, consensusLogger); err != nil { + if err := doHandshake(ctx, stateStore, state, blockStore, genDoc, eventBus, appInfoResponse, proxyApp, consensusLogger); err != nil { return nil, err } @@ -423,7 +428,7 @@ func NewNodeWithCliParams(ctx context.Context, logNodeStartupInfo(state, pubKey, logger, consensusLogger) - mempool, mempoolReactor := createMempoolAndMempoolReactor(config, proxyApp, state, eventBus, waitSync, memplMetrics, logger) + mempool, mempoolReactor := createMempoolAndMempoolReactor(config, proxyApp, state, eventBus, waitSync, memplMetrics, logger, appInfoResponse) evidenceReactor, evidencePool, err := createEvidenceReactor(config, dbProvider, stateStore, blockStore, logger) if err != nil { diff --git a/node/setup.go b/node/setup.go index 92dcc9df6f4..e313617cc7c 100644 --- a/node/setup.go +++ b/node/setup.go @@ -208,13 +208,14 @@ func doHandshake( blockStore sm.BlockStore, genDoc *types.GenesisDoc, eventBus types.BlockEventPublisher, + appInfoResponse *abci.InfoResponse, proxyApp proxy.AppConns, consensusLogger log.Logger, ) error { handshaker := cs.NewHandshaker(stateStore, state, blockStore, genDoc) handshaker.SetLogger(consensusLogger) handshaker.SetEventBus(eventBus) - if err := handshaker.Handshake(ctx, proxyApp); err != nil { + if err := handshaker.Handshake(ctx, appInfoResponse, proxyApp); err != nil { return fmt.Errorf("error during handshake: %v", err) } return nil @@ -264,11 +265,12 @@ func createMempoolAndMempoolReactor( waitSync bool, memplMetrics *mempl.Metrics, logger log.Logger, + appInfoResponse *abci.InfoResponse, ) (mempl.Mempool, mempoolReactor) { switch config.Mempool.Type { // allow empty string for backward compatibility case cfg.MempoolTypeFlood, "": - lanesInfo, err := mempl.FetchLanesInfo(proxyApp.Query()) + lanesInfo, err := mempl.FetchLanesInfo(appInfoResponse.LanePriorities, types.Lane(appInfoResponse.DefaultLanePriority)) if err != nil { panic(fmt.Sprintf("Could not get lanes info from app: %s", err)) } From b7c3c3eee0e438927abb332a2d54948ded1c7eff Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 6 Aug 2024 11:48:32 +0200 Subject: [PATCH 14/99] Fixed mempool unit tests --- mempool/clist_mempool_test.go | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 986517d5fe0..81ab055db51 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -299,6 +299,7 @@ func TestMempoolUpdateDoesNotPanicWhenApplicationMissedTx(t *testing.T) { mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) mockClient.On("Error").Return(nil).Times(4) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1}, DefaultLanePriority: 1}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() @@ -825,6 +826,7 @@ func TestMempoolSyncCheckTxReturnError(t *testing.T) { mockClient := new(abciclimocks.Client) mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1}, DefaultLanePriority: 1}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() @@ -849,6 +851,7 @@ func TestMempoolSyncRecheckTxReturnError(t *testing.T) { mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) mockClient.On("Error").Return(nil) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1}, DefaultLanePriority: 1}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() @@ -890,6 +893,7 @@ func TestMempoolAsyncRecheckTxReturnError(t *testing.T) { mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) mockClient.On("Error").Return(nil).Times(4) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1}, DefaultLanePriority: 1}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() From 18e46852bd592555b1b752a4ac07c4f651129dee Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 6 Aug 2024 11:56:12 +0200 Subject: [PATCH 15/99] Reverted go API breaking change --- internal/consensus/replay.go | 6 +++++- internal/consensus/replay_test.go | 8 ++++---- node/setup.go | 2 +- 3 files changed, 10 insertions(+), 6 deletions(-) diff --git a/internal/consensus/replay.go b/internal/consensus/replay.go index 553e32f99a4..111de678a90 100644 --- a/internal/consensus/replay.go +++ b/internal/consensus/replay.go @@ -239,7 +239,11 @@ func (h *Handshaker) NBlocks() int { } // TODO: retry the handshake/replay if it fails ? -func (h *Handshaker) Handshake(ctx context.Context, res *abci.InfoResponse, proxyApp proxy.AppConns) error { +func (h *Handshaker) Handshake(ctx context.Context, proxyApp proxy.AppConns) error { + return h.HandshakeWithABCIRes(ctx, nil, proxyApp) +} + +func (h *Handshaker) HandshakeWithABCIRes(ctx context.Context, res *abci.InfoResponse, proxyApp proxy.AppConns) error { // Handshake is done via ABCI Info on the query conn. if res == nil { var err error diff --git a/internal/consensus/replay_test.go b/internal/consensus/replay_test.go index 0be4dbad524..e5cfb63cadf 100644 --- a/internal/consensus/replay_test.go +++ b/internal/consensus/replay_test.go @@ -690,7 +690,7 @@ func testHandshakeReplay(t *testing.T, config *cfg.Config, nBlocks int, mode uin }) // perform the replay protocol to sync Tendermint and the application - err = handshaker.Handshake(context.Background(), nil, proxyApp) + err = handshaker.HandshakeWithABCIRes(context.Background(), nil, proxyApp) if expectError { require.Error(t, err) // finish the test early @@ -926,7 +926,7 @@ func TestHandshakePanicsIfAppReturnsWrongAppHash(t *testing.T) { assert.Panics(t, func() { h := NewHandshaker(stateStore, state, store, genDoc) - if err = h.Handshake(context.Background(), nil, proxyApp); err != nil { + if err = h.HandshakeWithABCIRes(context.Background(), nil, proxyApp); err != nil { t.Log(err) } }) @@ -950,7 +950,7 @@ func TestHandshakePanicsIfAppReturnsWrongAppHash(t *testing.T) { assert.Panics(t, func() { h := NewHandshaker(stateStore, state, store, genDoc) - if err = h.Handshake(context.Background(), nil, proxyApp); err != nil { + if err = h.HandshakeWithABCIRes(context.Background(), nil, proxyApp); err != nil { t.Log(err) } }) @@ -1246,7 +1246,7 @@ func TestHandshakeUpdatesValidators(t *testing.T) { t.Error(err) } }) - if err := handshaker.Handshake(context.Background(), nil, proxyApp); err != nil { + if err := handshaker.HandshakeWithABCIRes(context.Background(), nil, proxyApp); err != nil { t.Fatalf("Error on abci handshake: %v", err) } var err error diff --git a/node/setup.go b/node/setup.go index e313617cc7c..edfb9c063eb 100644 --- a/node/setup.go +++ b/node/setup.go @@ -215,7 +215,7 @@ func doHandshake( handshaker := cs.NewHandshaker(stateStore, state, blockStore, genDoc) handshaker.SetLogger(consensusLogger) handshaker.SetEventBus(eventBus) - if err := handshaker.Handshake(ctx, appInfoResponse, proxyApp); err != nil { + if err := handshaker.HandshakeWithABCIRes(ctx, appInfoResponse, proxyApp); err != nil { return fmt.Errorf("error during handshake: %v", err) } return nil From 6167d38c200e6e04bbcddeb9928d8716ed706f36 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 6 Aug 2024 12:16:07 +0200 Subject: [PATCH 16/99] Added changelog --- .../unreleased/features/3634-query-app-for-lanes-info.md | 3 +++ 1 file changed, 3 insertions(+) create mode 100644 .changelog/unreleased/features/3634-query-app-for-lanes-info.md diff --git a/.changelog/unreleased/features/3634-query-app-for-lanes-info.md b/.changelog/unreleased/features/3634-query-app-for-lanes-info.md new file mode 100644 index 00000000000..3a498648e37 --- /dev/null +++ b/.changelog/unreleased/features/3634-query-app-for-lanes-info.md @@ -0,0 +1,3 @@ +- `[mempool/node]` retrieve `LanesInfo` from application and pass on to mempool constructor. +Extracts the `Info` call from the `Handshake` function. + ([#3634](https://github.com/cometbft/cometbft/pull/3634)) From 630b483ef2f79b4f8540807c432458af8784c596 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 6 Aug 2024 13:15:57 +0200 Subject: [PATCH 17/99] Added validation unit test, fixed check for empty list --- mempool/clist_mempool_test.go | 21 ++++++++++++- mempool/lanes_info.go | 57 ++++++++++++++++++++++++++++++----- 2 files changed, 70 insertions(+), 8 deletions(-) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 81ab055db51..fca948085a1 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -292,6 +292,25 @@ func TestMempoolUpdate(t *testing.T) { } } +func TestMempoolLanesValidation(t *testing.T) { + appInfo := abci.InfoResponse{} + + _, err := FetchLanesInfo(appInfo.LanePriorities, types.Lane(appInfo.DefaultLanePriority)) + require.NoError(t, err) + + _, err = FetchLanesInfo(appInfo.LanePriorities, types.Lane(1)) + require.ErrorAs(t, err, &ErrEmptyLaneDefaultPrioSet{}) + + _, err = FetchLanesInfo([]uint32{1}, types.Lane(0)) + require.ErrorAs(t, err, &ErrBadDefaultPrioNonEmptyLaneList{}) + + _, err = FetchLanesInfo([]uint32{1, 3, 4}, types.Lane(5)) + require.ErrorAs(t, err, &ErrDefaultLaneNotInList{}) + + _, err = FetchLanesInfo([]uint32{1, 3, 4, 4}, types.Lane(4)) + require.ErrorAs(t, err, &ErrRepeatedPriorities{}) +} + // Test dropping CheckTx requests when rechecking transactions. It mocks an asynchronous connection // to the app. func TestMempoolUpdateDoesNotPanicWhenApplicationMissedTx(t *testing.T) { @@ -299,7 +318,7 @@ func TestMempoolUpdateDoesNotPanicWhenApplicationMissedTx(t *testing.T) { mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) mockClient.On("Error").Return(nil).Times(4) - mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1}, DefaultLanePriority: 1}, nil) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() diff --git a/mempool/lanes_info.go b/mempool/lanes_info.go index 47a1d461997..3aa3615f44e 100644 --- a/mempool/lanes_info.go +++ b/mempool/lanes_info.go @@ -1,7 +1,6 @@ package mempool import ( - "errors" "fmt" "slices" @@ -13,6 +12,38 @@ type LanesInfo struct { defaultLane types.Lane } +type ErrEmptyLaneDefaultPrioSet struct { + Info LanesInfo +} + +func (e ErrEmptyLaneDefaultPrioSet) Error() string { + return fmt.Sprintf("invalid lane info:if list of lanes is empty, then defaultLane should be 0, but %v given; info %v", e.Info.defaultLane, e.Info) +} + +type ErrBadDefaultPrioNonEmptyLaneList struct { + Info LanesInfo +} + +func (e ErrBadDefaultPrioNonEmptyLaneList) Error() string { + return fmt.Sprintf("invalid lane info:default lane cannot be 0 if list of lanes is non empty; info: %v", e.Info) +} + +type ErrDefaultLaneNotInList struct { + Info LanesInfo +} + +func (e ErrDefaultLaneNotInList) Error() string { + return fmt.Sprintf("invalid lane info:list of lanes does not contain default lane; info %v", e.Info) +} + +type ErrRepeatedPriorities struct { + Info LanesInfo +} + +func (e ErrRepeatedPriorities) Error() string { + return fmt.Sprintf("list of lanes cannot have repeated values; info %v", e.Info) +} + // Query app info to return the required information to initialize lanes. func FetchLanesInfo(lanePriorities []uint32, defLane types.Lane) (*LanesInfo, error) { lanes := make([]types.Lane, len(lanePriorities)) @@ -21,29 +52,41 @@ func FetchLanesInfo(lanePriorities []uint32, defLane types.Lane) (*LanesInfo, er } info := LanesInfo{lanes: lanes, defaultLane: defLane} if err := info.validate(); err != nil { - return nil, fmt.Errorf("invalid lane info: %v, info: %v", err, info) + return nil, err } return &info, nil } func (info *LanesInfo) validate() error { + // If no lanes are provided the default priority is 0 + if len(info.lanes) == 0 && info.defaultLane == 0 { + return nil + } // Lane 0 is reserved for when there are no lanes or for invalid txs; it should not be used for the default lane. if len(info.lanes) == 0 && info.defaultLane != 0 { - return errors.New("if list of lanes is empty, then defaultLane should be 0") + return ErrEmptyLaneDefaultPrioSet{ + Info: *info, + } } - if info.defaultLane == 0 && len(info.lanes) == 0 { - return errors.New("default lane cannot be 0 if list of lanes is non empty") + if info.defaultLane == 0 && len(info.lanes) != 0 { + return ErrBadDefaultPrioNonEmptyLaneList{ + Info: *info, + } } if !slices.Contains(info.lanes, info.defaultLane) { - return errors.New("list of lanes does not contain default lane") + return ErrDefaultLaneNotInList{ + Info: *info, + } } lanesSet := make(map[types.Lane]struct{}) for _, lane := range info.lanes { lanesSet[lane] = struct{}{} } if len(info.lanes) != len(lanesSet) { - return errors.New("list of lanes cannot have repeated values") + return ErrRepeatedPriorities{ + Info: *info, + } } return nil } From f74230ff2b099c0eb1a9eefdc295a5ffc9ccfb03 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 6 Aug 2024 13:22:09 +0200 Subject: [PATCH 18/99] Unified naming accross errors --- mempool/clist_mempool_test.go | 6 +++--- mempool/lanes_info.go | 24 ++++++++++++------------ 2 files changed, 15 insertions(+), 15 deletions(-) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index fca948085a1..f11bbb850e0 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -299,16 +299,16 @@ func TestMempoolLanesValidation(t *testing.T) { require.NoError(t, err) _, err = FetchLanesInfo(appInfo.LanePriorities, types.Lane(1)) - require.ErrorAs(t, err, &ErrEmptyLaneDefaultPrioSet{}) + require.ErrorAs(t, err, &ErrEmptyLanesDefaultLaneSet{}) _, err = FetchLanesInfo([]uint32{1}, types.Lane(0)) - require.ErrorAs(t, err, &ErrBadDefaultPrioNonEmptyLaneList{}) + require.ErrorAs(t, err, &ErrBadDefaultLaneNonEmptyLaneList{}) _, err = FetchLanesInfo([]uint32{1, 3, 4}, types.Lane(5)) require.ErrorAs(t, err, &ErrDefaultLaneNotInList{}) _, err = FetchLanesInfo([]uint32{1, 3, 4, 4}, types.Lane(4)) - require.ErrorAs(t, err, &ErrRepeatedPriorities{}) + require.ErrorAs(t, err, &ErrRepeatedLanes{}) } // Test dropping CheckTx requests when rechecking transactions. It mocks an asynchronous connection diff --git a/mempool/lanes_info.go b/mempool/lanes_info.go index 3aa3615f44e..60869d65e3b 100644 --- a/mempool/lanes_info.go +++ b/mempool/lanes_info.go @@ -12,19 +12,19 @@ type LanesInfo struct { defaultLane types.Lane } -type ErrEmptyLaneDefaultPrioSet struct { +type ErrEmptyLanesDefaultLaneSet struct { Info LanesInfo } -func (e ErrEmptyLaneDefaultPrioSet) Error() string { +func (e ErrEmptyLanesDefaultLaneSet) Error() string { return fmt.Sprintf("invalid lane info:if list of lanes is empty, then defaultLane should be 0, but %v given; info %v", e.Info.defaultLane, e.Info) } -type ErrBadDefaultPrioNonEmptyLaneList struct { +type ErrBadDefaultLaneNonEmptyLaneList struct { Info LanesInfo } -func (e ErrBadDefaultPrioNonEmptyLaneList) Error() string { +func (e ErrBadDefaultLaneNonEmptyLaneList) Error() string { return fmt.Sprintf("invalid lane info:default lane cannot be 0 if list of lanes is non empty; info: %v", e.Info) } @@ -36,18 +36,18 @@ func (e ErrDefaultLaneNotInList) Error() string { return fmt.Sprintf("invalid lane info:list of lanes does not contain default lane; info %v", e.Info) } -type ErrRepeatedPriorities struct { +type ErrRepeatedLanes struct { Info LanesInfo } -func (e ErrRepeatedPriorities) Error() string { +func (e ErrRepeatedLanes) Error() string { return fmt.Sprintf("list of lanes cannot have repeated values; info %v", e.Info) } // Query app info to return the required information to initialize lanes. -func FetchLanesInfo(lanePriorities []uint32, defLane types.Lane) (*LanesInfo, error) { - lanes := make([]types.Lane, len(lanePriorities)) - for i, l := range lanePriorities { +func FetchLanesInfo(laneList []uint32, defLane types.Lane) (*LanesInfo, error) { + lanes := make([]types.Lane, len(laneList)) + for i, l := range laneList { lanes[i] = types.Lane(l) } info := LanesInfo{lanes: lanes, defaultLane: defLane} @@ -65,12 +65,12 @@ func (info *LanesInfo) validate() error { } // Lane 0 is reserved for when there are no lanes or for invalid txs; it should not be used for the default lane. if len(info.lanes) == 0 && info.defaultLane != 0 { - return ErrEmptyLaneDefaultPrioSet{ + return ErrEmptyLanesDefaultLaneSet{ Info: *info, } } if info.defaultLane == 0 && len(info.lanes) != 0 { - return ErrBadDefaultPrioNonEmptyLaneList{ + return ErrBadDefaultLaneNonEmptyLaneList{ Info: *info, } } @@ -84,7 +84,7 @@ func (info *LanesInfo) validate() error { lanesSet[lane] = struct{}{} } if len(info.lanes) != len(lanesSet) { - return ErrRepeatedPriorities{ + return ErrRepeatedLanes{ Info: *info, } } From bcad9a1a878f87190beb8862701de74fb3c5d4a1 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 6 Aug 2024 13:27:18 +0200 Subject: [PATCH 19/99] Moved errors to errors file --- mempool/errors.go | 32 ++++++++++++++++++++++++++++++++ mempool/lanes_info.go | 33 --------------------------------- 2 files changed, 32 insertions(+), 33 deletions(-) diff --git a/mempool/errors.go b/mempool/errors.go index d861a9cf45c..428b7b60ddb 100644 --- a/mempool/errors.go +++ b/mempool/errors.go @@ -83,3 +83,35 @@ func (e ErrFlushAppConn) Error() string { func (e ErrFlushAppConn) Unwrap() error { return e.Err } + +type ErrEmptyLanesDefaultLaneSet struct { + Info LanesInfo +} + +func (e ErrEmptyLanesDefaultLaneSet) Error() string { + return fmt.Sprintf("invalid lane info:if list of lanes is empty, then defaultLane should be 0, but %v given; info %v", e.Info.defaultLane, e.Info) +} + +type ErrBadDefaultLaneNonEmptyLaneList struct { + Info LanesInfo +} + +func (e ErrBadDefaultLaneNonEmptyLaneList) Error() string { + return fmt.Sprintf("invalid lane info:default lane cannot be 0 if list of lanes is non empty; info: %v", e.Info) +} + +type ErrDefaultLaneNotInList struct { + Info LanesInfo +} + +func (e ErrDefaultLaneNotInList) Error() string { + return fmt.Sprintf("invalid lane info:list of lanes does not contain default lane; info %v", e.Info) +} + +type ErrRepeatedLanes struct { + Info LanesInfo +} + +func (e ErrRepeatedLanes) Error() string { + return fmt.Sprintf("list of lanes cannot have repeated values; info %v", e.Info) +} diff --git a/mempool/lanes_info.go b/mempool/lanes_info.go index 60869d65e3b..a83b162a72c 100644 --- a/mempool/lanes_info.go +++ b/mempool/lanes_info.go @@ -1,7 +1,6 @@ package mempool import ( - "fmt" "slices" "github.com/cometbft/cometbft/types" @@ -12,38 +11,6 @@ type LanesInfo struct { defaultLane types.Lane } -type ErrEmptyLanesDefaultLaneSet struct { - Info LanesInfo -} - -func (e ErrEmptyLanesDefaultLaneSet) Error() string { - return fmt.Sprintf("invalid lane info:if list of lanes is empty, then defaultLane should be 0, but %v given; info %v", e.Info.defaultLane, e.Info) -} - -type ErrBadDefaultLaneNonEmptyLaneList struct { - Info LanesInfo -} - -func (e ErrBadDefaultLaneNonEmptyLaneList) Error() string { - return fmt.Sprintf("invalid lane info:default lane cannot be 0 if list of lanes is non empty; info: %v", e.Info) -} - -type ErrDefaultLaneNotInList struct { - Info LanesInfo -} - -func (e ErrDefaultLaneNotInList) Error() string { - return fmt.Sprintf("invalid lane info:list of lanes does not contain default lane; info %v", e.Info) -} - -type ErrRepeatedLanes struct { - Info LanesInfo -} - -func (e ErrRepeatedLanes) Error() string { - return fmt.Sprintf("list of lanes cannot have repeated values; info %v", e.Info) -} - // Query app info to return the required information to initialize lanes. func FetchLanesInfo(laneList []uint32, defLane types.Lane) (*LanesInfo, error) { lanes := make([]types.Lane, len(laneList)) From 8924fd7486606951e6f97ea7f70acecbd998dedb Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 6 Aug 2024 17:56:45 +0200 Subject: [PATCH 20/99] Update .changelog/unreleased/features/3634-query-app-for-lanes-info.md MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Co-authored-by: Hernán Vanzetto <15466498+hvanz@users.noreply.github.com> --- .changelog/unreleased/features/3634-query-app-for-lanes-info.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/.changelog/unreleased/features/3634-query-app-for-lanes-info.md b/.changelog/unreleased/features/3634-query-app-for-lanes-info.md index 3a498648e37..0cfa39d3a7c 100644 --- a/.changelog/unreleased/features/3634-query-app-for-lanes-info.md +++ b/.changelog/unreleased/features/3634-query-app-for-lanes-info.md @@ -1,3 +1,3 @@ - `[mempool/node]` retrieve `LanesInfo` from application and pass on to mempool constructor. -Extracts the `Info` call from the `Handshake` function. +Move the ABCI `Info` call from the `Handshake` function to the `NewNodeWithCliParams` function. ([#3634](https://github.com/cometbft/cometbft/pull/3634)) From e89cb6c99fc81d5248a975cb4a0b468334279639 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 6 Aug 2024 18:06:30 +0200 Subject: [PATCH 21/99] Fixed comments in lane info validation --- mempool/lanes_info.go | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/mempool/lanes_info.go b/mempool/lanes_info.go index a83b162a72c..ba8bbaa35d7 100644 --- a/mempool/lanes_info.go +++ b/mempool/lanes_info.go @@ -30,17 +30,22 @@ func (info *LanesInfo) validate() error { if len(info.lanes) == 0 && info.defaultLane == 0 { return nil } - // Lane 0 is reserved for when there are no lanes or for invalid txs; it should not be used for the default lane. + + // Default lane is set but empty lane list if len(info.lanes) == 0 && info.defaultLane != 0 { return ErrEmptyLanesDefaultLaneSet{ Info: *info, } } + + // Lane 0 is reserved for when there are no lanes or for invalid txs; it should not be used for the default lane. if info.defaultLane == 0 && len(info.lanes) != 0 { return ErrBadDefaultLaneNonEmptyLaneList{ Info: *info, } } + + // The default lane is not contained in the list of lanes if !slices.Contains(info.lanes, info.defaultLane) { return ErrDefaultLaneNotInList{ Info: *info, From ac164042d1dfb9918de797253a9b0ac5d327667b Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 6 Aug 2024 18:08:59 +0200 Subject: [PATCH 22/99] Apply suggestions from code review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Co-authored-by: Hernán Vanzetto <15466498+hvanz@users.noreply.github.com> --- mempool/clist_mempool_test.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index f11bbb850e0..2cb848d21d0 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -295,7 +295,7 @@ func TestMempoolUpdate(t *testing.T) { func TestMempoolLanesValidation(t *testing.T) { appInfo := abci.InfoResponse{} - _, err := FetchLanesInfo(appInfo.LanePriorities, types.Lane(appInfo.DefaultLanePriority)) + _, err := FetchLanesInfo([]uint32{}, types.Lane(0)) require.NoError(t, err) _, err = FetchLanesInfo(appInfo.LanePriorities, types.Lane(1)) From 8249a12d9fc0d152c09330829a49c4879cc7ea54 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 6 Aug 2024 18:10:24 +0200 Subject: [PATCH 23/99] Updated test name --- mempool/clist_mempool_test.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 2cb848d21d0..628f7f28ae6 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -292,7 +292,7 @@ func TestMempoolUpdate(t *testing.T) { } } -func TestMempoolLanesValidation(t *testing.T) { +func TestMempoolFetchLanesInfo(t *testing.T) { appInfo := abci.InfoResponse{} _, err := FetchLanesInfo([]uint32{}, types.Lane(0)) From 9d0b30a643aee11ad8e4499dbe9808ba6f2fc176 Mon Sep 17 00:00:00 2001 From: hvanz Date: Wed, 10 Jul 2024 22:01:08 +0200 Subject: [PATCH 24/99] Prepare recheck for lanes: we will call recheck multiple, consecutive times. We need to clean the recheck struct at the end of rechecking. --- mempool/clist_mempool.go | 31 ++++++++++--------------------- 1 file changed, 10 insertions(+), 21 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 21108e4d593..ae88d44e751 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -81,7 +81,7 @@ func NewCListMempool( config: cfg, proxyAppConn: proxyAppConn, txs: clist.New(), - recheck: newRecheck(), + recheck: &recheck{}, logger: log.NewNopLogger(), metrics: NopMetrics(), } @@ -700,20 +700,18 @@ type recheck struct { recheckFull atomic.Bool // whether rechecking TXs cannot be completed before a new block is decided } -func newRecheck() *recheck { - return &recheck{ - doneCh: make(chan struct{}, 1), - } -} - func (rc *recheck) init(first, last *clist.CElement) { if !rc.done() { panic("Having more than one rechecking process at a time is not possible.") } rc.cursor = first rc.end = last + rc.doneCh = make(chan struct{}) rc.numPendingTxs.Store(0) rc.isRechecking.Store(true) + rc.recheckFull.Store(false) + + rc.tryFinish() } // done returns true when there is no recheck response to process. @@ -729,24 +727,15 @@ func (rc *recheck) setDone() { rc.isRechecking.Store(false) } -// setNextEntry sets cursor to the next entry in the list. If there is no next, cursor will be nil. -func (rc *recheck) setNextEntry() { - rc.cursor = rc.cursor.Next() -} - // tryFinish will check if the cursor is at the end of the list and notify the channel that // rechecking has finished. It returns true iff it's done rechecking. func (rc *recheck) tryFinish() bool { - if rc.cursor == rc.end { + if rc.cursor == nil || rc.cursor == rc.end { // Reached end of the list without finding a matching tx. rc.setDone() } if rc.done() { - // Notify that recheck has finished. - select { - case rc.doneCh <- struct{}{}: - default: - } + close(rc.doneCh) // notify channel that recheck has finished return true } return false @@ -754,14 +743,14 @@ func (rc *recheck) tryFinish() bool { // findNextEntryMatching searches for the next transaction matching the given transaction, which // corresponds to the recheck response to be processed next. Then it checks if it has reached the -// end of the list, so it can finish rechecking. +// end of the list, so it can set recheck as finished. // // The goal is to guarantee that transactions are rechecked in the order in which they are in the // mempool. Transactions whose recheck response arrive late or don't arrive at all are skipped and // not rechecked. func (rc *recheck) findNextEntryMatching(tx *types.Tx) bool { found := false - for ; !rc.done(); rc.setNextEntry() { + for ; !rc.done(); rc.cursor = rc.cursor.Next() { // when cursor is the last one, Next returns nil expectedTx := rc.cursor.Value.(*mempoolTx).tx if bytes.Equal(*tx, expectedTx) { // Found an entry in the list of txs to recheck that matches tx. @@ -773,7 +762,7 @@ func (rc *recheck) findNextEntryMatching(tx *types.Tx) bool { if !rc.tryFinish() { // Not finished yet; set the cursor for processing the next recheck response. - rc.setNextEntry() + rc.cursor = rc.cursor.Next() } return found } From aec9adf1c08a8ccad0175a01917de6a4baf49e9b Mon Sep 17 00:00:00 2001 From: hvanz Date: Wed, 10 Jul 2024 22:16:15 +0200 Subject: [PATCH 25/99] Add lanes to CListMempool, including WRR scheduling algorithm. --- mempool/clist_mempool.go | 352 +++++++++++++++++++++++----------- mempool/clist_mempool_test.go | 15 +- mempool/errors.go | 3 + mempool/reactor_test.go | 3 +- 4 files changed, 251 insertions(+), 122 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index ae88d44e751..9a73b401fee 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -4,6 +4,7 @@ import ( "bytes" "context" "fmt" + "slices" "sync" "sync/atomic" "time" @@ -30,6 +31,7 @@ const noSender = p2p.ID("") type CListMempool struct { height atomic.Int64 // the last block Update()'d to txsBytes atomic.Int64 // total size of mempool, in bytes + numTxs atomic.Int64 // total number of txs in the mempool // notify listeners (ie. consensus) when txs are available notifiedTxsAvailable atomic.Bool @@ -49,11 +51,15 @@ type CListMempool struct { // Keeps track of the rechecking process. recheck *recheck - // Concurrent linked-list of valid txs. - // `txsMap`: txKey -> CElement is for quick access to txs. - // Transactions in both `txs` and `txsMap` must to be kept in sync. - txs *clist.CList - txsMap sync.Map + // Each lane is a concurrent linked-list of (valid) txs. + // Transactions stored in these fields MUST be kept in sync. + lanes map[types.Lane]*clist.CList + txsMap sync.Map // TxKey -> *clist.CElement, for quick access to txs + txLanes sync.Map // TxKey -> Lane, for quick access to the lane of a given tx + + // Immutable fields, only set during initialization. + defaultLane types.Lane + sortedLanes []types.Lane // lanes sorted by priority // Keep a cache of already-seen txs. // This reduces the pressure on the proxyApp. @@ -73,20 +79,38 @@ type CListMempoolOption func(*CListMempool) func NewCListMempool( cfg *config.MempoolConfig, proxyAppConn proxy.AppConnMempool, - _ *LanesInfo, + lanesInfo *LanesInfo, height int64, options ...CListMempoolOption, ) *CListMempool { mp := &CListMempool{ config: cfg, proxyAppConn: proxyAppConn, - txs: clist.New(), recheck: &recheck{}, logger: log.NewNopLogger(), metrics: NopMetrics(), } mp.height.Store(height) + // Initialize lanes + if lanesInfo == nil { + // Lane 1 will be the only lane. + mp.lanes = make(map[types.Lane]*clist.CList, 1) + mp.defaultLane = types.Lane(1) + mp.lanes[mp.defaultLane] = clist.New() + mp.sortedLanes = []types.Lane{mp.defaultLane} + } else { + numLanes := len(lanesInfo.lanes) + mp.lanes = make(map[types.Lane]*clist.CList, numLanes) + mp.defaultLane = lanesInfo.defaultLane + mp.sortedLanes = make([]types.Lane, numLanes) + for i, lane := range lanesInfo.lanes { + mp.lanes[lane] = clist.New() + mp.sortedLanes[i] = lane + } + slices.Sort(mp.sortedLanes) + } + if cfg.CacheSize > 0 { mp.cache = NewLRUTxCache(cfg.CacheSize) } else { @@ -97,6 +121,7 @@ func NewCListMempool( option(mp) } + mp.logger.Info("CListMempool created", "defaultLane", mp.defaultLane, "lanes", mp.sortedLanes) return mp } @@ -107,6 +132,13 @@ func (mem *CListMempool) getCElement(txKey types.TxKey) (*clist.CElement, bool) return nil, false } +func (mem *CListMempool) getLane(txKey types.TxKey) (types.Lane, error) { + if lane, ok := mem.txLanes.Load(txKey); ok { + return lane.(types.Lane), nil + } + return 0, ErrLaneNotFound +} + func (mem *CListMempool) InMempool(txKey types.TxKey) bool { _, ok := mem.getCElement(txKey) return ok @@ -129,9 +161,9 @@ func (mem *CListMempool) tryRemoveFromCache(tx types.Tx) { } } -func (mem *CListMempool) removeAllTxs() { - for e := mem.txs.Front(); e != nil; e = e.Next() { - mem.txs.Remove(e) +func (mem *CListMempool) removeAllTxs(lane types.Lane) { + for e := mem.lanes[lane].Front(); e != nil; e = e.Next() { + mem.lanes[lane].Remove(e) e.DetachPrev() } @@ -139,6 +171,11 @@ func (mem *CListMempool) removeAllTxs() { mem.txsMap.Delete(key) return true }) + + mem.txLanes.Range(func(key, _ any) bool { + mem.txLanes.Delete(key) + return true + }) } // NOTE: not thread safe - should only be called once, on startup. @@ -193,9 +230,10 @@ func (mem *CListMempool) PreUpdate() { } } +// Size returns the total number of transactions in the mempool (that is, all lanes). // Safe for concurrent use by multiple goroutines. func (mem *CListMempool) Size() int { - return mem.txs.Len() + return int(mem.numTxs.Load()) } // Safe for concurrent use by multiple goroutines. @@ -219,31 +257,12 @@ func (mem *CListMempool) Flush() { defer mem.updateMtx.RUnlock() mem.txsBytes.Store(0) + mem.numTxs.Store(0) mem.cache.Reset() - mem.removeAllTxs() -} - -// TxsFront returns the first transaction in the ordered list for peer -// goroutines to call .NextWait() on. -// FIXME: leaking implementation details! -// -// Safe for concurrent use by multiple goroutines. -// -// Deprecated: Use CListIterator instead. -func (mem *CListMempool) TxsFront() *clist.CElement { - return mem.txs.Front() -} - -// TxsWaitChan returns a channel to wait on transactions. It will be closed -// once the mempool is not empty (ie. the internal `mem.txs` has at least one -// element) -// -// Safe for concurrent use by multiple goroutines. -// -// Deprecated: Use CListIterator instead. -func (mem *CListMempool) TxsWaitChan() <-chan struct{} { - return mem.txs.WaitChan() + for lane := range mem.lanes { + mem.removeAllTxs(lane) + } } // It blocks if we're waiting on Update() or Reap(). @@ -350,13 +369,19 @@ func (mem *CListMempool) handleCheckTxResponse(tx types.Tx, sender p2p.ID) func( return } + // If the app returned a (non-zero) lane, use it; otherwise use the default lane. + lane := mem.defaultLane + if l := types.Lane(res.Lane); l != 0 { + lane = l + } + // Add tx to mempool and notify that new txs are available. memTx := mempoolTx{ height: mem.height.Load(), gasWanted: res.GasWanted, tx: tx, } - if mem.addTx(&memTx, sender) { + if mem.addTx(&memTx, sender, lane) { mem.notifyTxsAvailable() if mem.onNewTx != nil { mem.onNewTx(tx) @@ -370,7 +395,7 @@ func (mem *CListMempool) handleCheckTxResponse(tx types.Tx, sender p2p.ID) func( // Called from: // - handleCheckTxResponse (lock not held) if tx is valid -func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID) bool { +func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID, lane types.Lane) bool { tx := memTx.tx txKey := tx.Key() @@ -381,29 +406,46 @@ func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID) bool { memTx := elem.Value.(*mempoolTx) if found := memTx.addSender(sender); found { // It should not be possible to receive twice a tx from the same sender. - mem.logger.Error("tx already received from peer", "tx", tx.Hash(), "sender", sender) + mem.logger.Error("Tx already received from peer", "tx", tx.Hash(), "sender", sender) } } mem.logger.Debug( - "transaction already in mempool, not adding it again", + "Transaction already in mempool, not adding it again", "tx", tx.Hash(), + "lane", lane, "height", mem.height.Load(), "total", mem.Size(), ) return false } + // Get lane's clist. + txs, ok := mem.lanes[lane] + if !ok { + mem.logger.Error("Lane does not exist", "tx", log.NewLazySprintf("%v", tx.Hash()), "lane", lane) + return false + } + // Add new transaction. _ = memTx.addSender(sender) - e := mem.txs.PushBack(memTx) + e := txs.PushBack(memTx) + + // Update auxiliary variables. mem.txsMap.Store(txKey, e) + mem.txLanes.Store(txKey, lane) + + // Update size variables. mem.txsBytes.Add(int64(len(tx))) + mem.numTxs.Add(1) + + // Update metrics. mem.metrics.TxSizeBytes.Observe(float64(len(tx))) mem.logger.Debug( - "added valid transaction", + "Added transaction", "tx", tx.Hash(), + "lane", lane, "height", mem.height.Load(), "total", mem.Size(), ) @@ -420,12 +462,30 @@ func (mem *CListMempool) RemoveTxByKey(txKey types.TxKey) error { return ErrTxNotFound } - mem.txs.Remove(elem) + // Remove tx from lane. + lane, err := mem.getLane(txKey) + if err != nil { + return err + } + mem.lanes[lane].Remove(elem) elem.DetachPrev() + + // Update auxiliary variables. mem.txsMap.Delete(txKey) + mem.txLanes.Delete(txKey) + + // Update size variables. tx := elem.Value.(*mempoolTx).tx mem.txsBytes.Add(int64(-len(tx))) - mem.logger.Debug("removed transaction", "tx", tx.Hash(), "height", mem.height.Load(), "total", mem.Size()) + mem.numTxs.Add(int64(-1)) + + mem.logger.Debug( + "Removed transaction", + "tx", tx.Hash(), + "lane", lane, + "height", mem.height.Load(), + "total", mem.Size(), + ) return nil } @@ -521,31 +581,33 @@ func (mem *CListMempool) ReapMaxBytesMaxGas(maxBytes, maxGas int64) types.Txs { // TODO: we will get a performance boost if we have a good estimate of avg // size per tx, and set the initial capacity based off of that. - // txs := make([]types.Tx, 0, cmtmath.MinInt(mem.txs.Len(), max/mem.avgTxSize)) - txs := make([]types.Tx, 0, mem.txs.Len()) - for e := mem.txs.Front(); e != nil; e = e.Next() { - memTx := e.Value.(*mempoolTx) + // txs := make([]types.Tx, 0, cmtmath.MinInt(mem.Size(), max/mem.avgTxSize)) + txs := make([]types.Tx, 0, mem.Size()) + for _, lane := range mem.sortedLanes { + for e := mem.lanes[lane].Front(); e != nil; e = e.Next() { + memTx := e.Value.(*mempoolTx) - txs = append(txs, memTx.tx) + txs = append(txs, memTx.tx) - dataSize := types.ComputeProtoSizeForTxs([]types.Tx{memTx.tx}) + dataSize := types.ComputeProtoSizeForTxs([]types.Tx{memTx.tx}) - // Check total size requirement - if maxBytes > -1 && runningSize+dataSize > maxBytes { - return txs[:len(txs)-1] - } + // Check total size requirement + if maxBytes > -1 && runningSize+dataSize > maxBytes { + return txs[:len(txs)-1] + } - runningSize += dataSize + runningSize += dataSize - // Check total gas requirement. - // If maxGas is negative, skip this check. - // Since newTotalGas < masGas, which - // must be non-negative, it follows that this won't overflow. - newTotalGas := totalGas + memTx.gasWanted - if maxGas > -1 && newTotalGas > maxGas { - return txs[:len(txs)-1] + // Check total gas requirement. + // If maxGas is negative, skip this check. + // Since newTotalGas < masGas, which + // must be non-negative, it follows that this won't overflow. + newTotalGas := totalGas + memTx.gasWanted + if maxGas > -1 && newTotalGas > maxGas { + return txs[:len(txs)-1] + } + totalGas = newTotalGas } - totalGas = newTotalGas } return txs } @@ -556,13 +618,15 @@ func (mem *CListMempool) ReapMaxTxs(max int) types.Txs { defer mem.updateMtx.RUnlock() if max < 0 { - max = mem.txs.Len() + max = mem.Size() } - txs := make([]types.Tx, 0, cmtmath.MinInt(mem.txs.Len(), max)) - for e := mem.txs.Front(); e != nil && len(txs) <= max; e = e.Next() { - memTx := e.Value.(*mempoolTx) - txs = append(txs, memTx.tx) + txs := make([]types.Tx, 0, cmtmath.MinInt(mem.Size(), max)) + for _, lane := range mem.sortedLanes { + for e := mem.lanes[lane].Front(); e != nil && len(txs) <= max; e = e.Next() { + memTx := e.Value.(*mempoolTx) + txs = append(txs, memTx.tx) + } } return txs } @@ -648,41 +712,49 @@ func (mem *CListMempool) recheckTxs() { return } - mem.recheck.init(mem.txs.Front(), mem.txs.Back()) + // Recheck all transactions in each lane, sequentially. + // TODO: parallelize rechecking on lanes? + for _, lane := range mem.sortedLanes { + mem.logger.Debug("recheck lane", "height", mem.height.Load(), "lane", lane, "num-txs", mem.lanes[lane].Len()) + mem.recheck.init(mem.lanes[lane].Front(), mem.lanes[lane].Back()) + + // NOTE: handleCheckTxResponse may be called concurrently, but CheckTx cannot be executed concurrently + // because this function has the lock (via Update and Lock). + for e := mem.lanes[lane].Front(); e != nil; e = e.Next() { + tx := e.Value.(*mempoolTx).tx + mem.recheck.numPendingTxs.Add(1) + + // Send CheckTx request to the app to re-validate transaction. + resReq, err := mem.proxyAppConn.CheckTxAsync(context.TODO(), &abci.CheckTxRequest{ + Tx: tx, + Type: abci.CHECK_TX_TYPE_RECHECK, + }) + if err != nil { + panic(fmt.Errorf("(re-)CheckTx request for tx %s failed: %w", log.NewLazySprintf("%v", tx.Hash()), err)) + } + resReq.SetCallback(mem.handleRecheckTxResponse(tx)) + } - // NOTE: CheckTx for new transactions cannot be executed concurrently - // because this function has the lock (via Update and Lock). - for e := mem.txs.Front(); e != nil; e = e.Next() { - tx := e.Value.(*mempoolTx).tx - mem.recheck.numPendingTxs.Add(1) + // Flush any pending asynchronous recheck requests to process. + mem.proxyAppConn.Flush(context.TODO()) - // Send CheckTx request to the app to re-validate transaction. - resReq, err := mem.proxyAppConn.CheckTxAsync(context.TODO(), &abci.CheckTxRequest{ - Tx: tx, - Type: abci.CHECK_TX_TYPE_RECHECK, - }) - if err != nil { - panic(fmt.Errorf("(re-)CheckTx request for tx %s failed: %w", log.NewLazySprintf("%v", tx.Hash()), err)) + // Give some time to finish processing the responses; then finish the rechecking process, even + // if not all txs were rechecked. + select { + case <-time.After(mem.config.RecheckTimeout): + mem.recheck.setDone() + mem.logger.Error("timed out waiting for recheck responses") + case <-mem.recheck.doneRechecking(): } - resReq.SetCallback(mem.handleRecheckTxResponse(tx)) - } - // Flush any pending asynchronous recheck requests to process. - mem.proxyAppConn.Flush(context.TODO()) + if n := mem.recheck.numPendingTxs.Load(); n > 0 { + mem.logger.Error("not all txs were rechecked", "not-rechecked", n) + } - // Give some time to finish processing the responses; then finish the rechecking process, even - // if not all txs were rechecked. - select { - case <-time.After(mem.config.RecheckTimeout): - mem.recheck.setDone() - mem.logger.Error("timed out waiting for recheck responses") - case <-mem.recheck.doneRechecking(): + mem.logger.Debug("done rechecking lane", "height", mem.height.Load(), "lane", lane) } - if n := mem.recheck.numPendingTxs.Load(); n > 0 { - mem.logger.Error("not all txs were rechecked", "not-rechecked", n) - } - mem.logger.Debug("done rechecking txs", "height", mem.height.Load(), "num-txs", mem.Size()) + mem.logger.Debug("done rechecking", "height", mem.height.Load()) } // The cursor and end pointers define a dynamic list of transactions that could be rechecked. The @@ -786,17 +858,20 @@ func (rc *recheck) consideredFull() bool { return rc.recheckFull.Load() } -// CListIterator implements an Iterator that traverses the CList sequentially. When the current -// entry is removed from the mempool, the iterator starts from the beginning of the CList. When it -// reaches the end, it waits until a new entry is appended. +// CListIterator implements an Iterator that traverses the lanes with the classical Weighted Round +// Robin (WRR) algorithm. type CListIterator struct { - txs *clist.CList // to wait on and retrieve the first entry - cursor *clist.CElement // pointer to the current entry in the list + mp *CListMempool // to wait on and retrieve the first entry + currentLaneIndex int // current lane being iterated; index on mp.sortedLanes + counters map[types.Lane]uint32 // counters of accessed entries for WRR algorithm + cursors map[types.Lane]*clist.CElement // last accessed entries on each lane } func (mem *CListMempool) NewIterator() Iterator { return &CListIterator{ - txs: mem.txs, + mp: mem, + counters: make(map[types.Lane]uint32, len(mem.sortedLanes)), + cursors: make(map[types.Lane]*clist.CElement, len(mem.sortedLanes)), } } @@ -807,22 +882,10 @@ func (mem *CListMempool) NewIterator() Iterator { // Unsafe for concurrent use by multiple goroutines. func (iter *CListIterator) WaitNextCh() <-chan Entry { ch := make(chan Entry) - // Spawn goroutine that waits for the next entry, saves it locally, and puts it in the channel. go func() { - if iter.cursor == nil { - // We are at the beginning of the iteration or the saved entry got removed: wait until - // the list becomes not empty and select the first entry. - <-iter.txs.WaitChan() - // Note that Front can return nil. - iter.cursor = iter.txs.Front() - } else { - // Wait for the next entry after the current one. - <-iter.cursor.NextWaitChan() - // If the current entry is the last one or was removed, Next will return nil. - iter.cursor = iter.cursor.Next() - } - if iter.cursor != nil { - ch <- iter.cursor.Value.(Entry) + // Add the next entry to the channel if not nil. + if entry := iter.Next(); entry != nil { + ch <- entry.Value.(Entry) } else { // Unblock the receiver (it will receive nil). close(ch) @@ -830,3 +893,62 @@ func (iter *CListIterator) WaitNextCh() <-chan Entry { }() return ch } + +// PickLane returns a _valid_ lane on which to iterate, according to the WRR algorithm. A lane is +// valid if it is not empty or the number of accessed entries in the lane has not yet reached its +// priority value. +func (iter *CListIterator) PickLane() types.Lane { + // Loop until finding a valid lane. + for { + // If the current lane is not valid, continue with the next lane with lower priority, in a + // round robin fashion. + lane := iter.mp.sortedLanes[iter.currentLaneIndex] + if iter.mp.lanes[lane].Len() == 0 || iter.counters[lane] >= uint32(lane) { + // Reset the counter only when the limit on the lane was reached. + if iter.counters[lane] >= uint32(lane) { + iter.counters[lane] = 0 + } + iter.currentLaneIndex = (iter.currentLaneIndex + 1) % len(iter.mp.sortedLanes) + continue + } + // TODO: if we detect that a higher-priority lane now has entries, do we preempt access to the current lane? + return lane + } +} + +// Next implements the classical Weighted Round Robin (WRR) algorithm. +// +// In classical WRR, the iterator cycles over the lanes. When a lane is selected, Next returns an +// entry from the selected lane. On subsequent calls, Next will return the next entries from the +// same lane until `lane` entries are accessed or the lane is empty, where `lane` is the priority. +// The next time, Next will select the successive lane with lower priority. +// +// TODO: Note that this code does not block waiting for an available entry on a CList or a CElement, as +// was the case on the original code. Is this the best way to do it? +func (iter *CListIterator) Next() *clist.CElement { + lane := iter.PickLane() + + // Load the last accessed entry in the lane and set the next one. + var next *clist.CElement + if cursor := iter.cursors[lane]; cursor != nil { + // If the current entry is the last one or was removed, Next will return nil. + // Note we don't need to wait until the next entry is available (with <-cursor.NextWaitChan()). + next = cursor.Next() + } else { + // We are at the beginning of the iteration or the saved entry got removed. Pick the first + // entry in the lane if it's available (don't wait for it); if not, Front will return nil. + next = iter.mp.lanes[lane].Front() + } + + // Update auxiliary variables. + if next != nil { + // Save entry and increase the number of accessed transactions for this lane. + iter.cursors[lane] = next + iter.counters[lane]++ + } else { + // The entry got removed or it was the last one in the lane. + delete(iter.cursors, lane) + } + + return next +} diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 628f7f28ae6..92f36ad9da4 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -174,6 +174,7 @@ func TestReapMaxBytesMaxGas(t *testing.T) { checkTxs(t, mp, 1) iter := mp.NewIterator() tx0 := <-iter.WaitNextCh() + require.NotNil(t, tx0) require.Equal(t, tx0.GasWanted(), int64(1), "transactions gas was set incorrectly") // ensure each tx is 20 bytes long require.Len(t, tx0.Tx(), 20, "Tx is longer than 20 bytes") @@ -205,6 +206,7 @@ func TestReapMaxBytesMaxGas(t *testing.T) { } for tcIndex, tt := range tests { checkTxs(t, mp, tt.numTxsToCreate) + require.Equal(t, tt.numTxsToCreate, mp.Size()) got := mp.ReapMaxBytesMaxGas(tt.maxBytes, tt.maxGas) require.Len(t, got, tt.expectedNumTxs, "Got %d txs, expected %d, tc #%d", len(got), tt.expectedNumTxs, tcIndex) @@ -318,7 +320,7 @@ func TestMempoolUpdateDoesNotPanicWhenApplicationMissedTx(t *testing.T) { mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) mockClient.On("Error").Return(nil).Times(4) - mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{}, nil) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1}, DefaultLanePriority: 1}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() @@ -729,11 +731,13 @@ func TestMempoolNoCacheOverflow(t *testing.T) { err = mp.FlushAppConn() require.NoError(t, err) - // tx0 should appear only once in mp.txs + // tx0 should appear only once in mp.lanes found := 0 - for e := mp.txs.Front(); e != nil; e = e.Next() { - if types.Tx.Key(e.Value.(*mempoolTx).tx) == types.Tx.Key(tx0) { - found++ + for _, lane := range mp.sortedLanes { + for e := mp.lanes[lane].Front(); e != nil; e = e.Next() { + if types.Tx.Key(e.Value.(*mempoolTx).Tx()) == types.Tx.Key(tx0) { + found++ + } } } assert.Equal(t, 1, found) @@ -965,7 +969,6 @@ func TestMempoolAsyncRecheckTxReturnError(t *testing.T) { require.False(t, mp.recheck.isRechecking.Load()) require.Nil(t, mp.recheck.cursor) require.NotNil(t, mp.recheck.end) - require.Equal(t, mp.recheck.end, mp.txs.Back()) require.Equal(t, len(txs)-1, mp.Size()) // one invalid tx was removed require.Equal(t, int32(2), mp.recheck.numPendingTxs.Load()) diff --git a/mempool/errors.go b/mempool/errors.go index 428b7b60ddb..0676fdbb443 100644 --- a/mempool/errors.go +++ b/mempool/errors.go @@ -11,6 +11,9 @@ var ErrTxNotFound = errors.New("transaction not found in mempool") // ErrTxInCache is returned to the client if we saw tx earlier. var ErrTxInCache = errors.New("tx already exists in cache") +// ErrLaneNotFound is returned to the client when a lane is not found. +var ErrLaneNotFound = errors.New("lane not found in mempool") + // ErrTxTooLarge defines an error when a transaction is too big to be sent in a // message to other peers. type ErrTxTooLarge struct { diff --git a/mempool/reactor_test.go b/mempool/reactor_test.go index 04d0de9972d..b88ea1a83a7 100644 --- a/mempool/reactor_test.go +++ b/mempool/reactor_test.go @@ -59,7 +59,8 @@ func TestReactorBroadcastTxsMessage(t *testing.T) { } txs := checkTxs(t, reactors[0].mempool, numTxs) - waitForReactors(t, txs, reactors, checkTxsInOrder) + reapedTxs := reactors[0].mempool.ReapMaxTxs(len(txs)) + waitForReactors(t, reapedTxs, reactors, checkTxsInOrder) } // regression test for https://github.com/tendermint/tendermint/issues/5408 From 8d194658908417517e1f287efb65d5d2ef204699 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Mon, 12 Aug 2024 10:05:52 +0200 Subject: [PATCH 26/99] Apply suggestions from code review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Co-authored-by: Hernán Vanzetto <15466498+hvanz@users.noreply.github.com> Co-authored-by: Sergio Mena --- mempool/clist_mempool_test.go | 4 +--- mempool/errors.go | 6 +++--- node/node.go | 2 +- node/setup.go | 2 +- 4 files changed, 6 insertions(+), 8 deletions(-) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 628f7f28ae6..5de73e5af18 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -293,12 +293,10 @@ func TestMempoolUpdate(t *testing.T) { } func TestMempoolFetchLanesInfo(t *testing.T) { - appInfo := abci.InfoResponse{} - _, err := FetchLanesInfo([]uint32{}, types.Lane(0)) require.NoError(t, err) - _, err = FetchLanesInfo(appInfo.LanePriorities, types.Lane(1)) + _, err = FetchLanesInfo([]uint32{}, types.Lane(1)) require.ErrorAs(t, err, &ErrEmptyLanesDefaultLaneSet{}) _, err = FetchLanesInfo([]uint32{1}, types.Lane(0)) diff --git a/mempool/errors.go b/mempool/errors.go index 428b7b60ddb..e99e6197c77 100644 --- a/mempool/errors.go +++ b/mempool/errors.go @@ -89,7 +89,7 @@ type ErrEmptyLanesDefaultLaneSet struct { } func (e ErrEmptyLanesDefaultLaneSet) Error() string { - return fmt.Sprintf("invalid lane info:if list of lanes is empty, then defaultLane should be 0, but %v given; info %v", e.Info.defaultLane, e.Info) + return fmt.Sprintf("invalid lane info: if list of lanes is empty, then defaultLane must be 0, but %v given; info %v", e.Info.defaultLane, e.Info) } type ErrBadDefaultLaneNonEmptyLaneList struct { @@ -97,7 +97,7 @@ type ErrBadDefaultLaneNonEmptyLaneList struct { } func (e ErrBadDefaultLaneNonEmptyLaneList) Error() string { - return fmt.Sprintf("invalid lane info:default lane cannot be 0 if list of lanes is non empty; info: %v", e.Info) + return fmt.Sprintf("invalid lane info: default lane cannot be 0 if list of lanes is non empty; info: %v", e.Info) } type ErrDefaultLaneNotInList struct { @@ -105,7 +105,7 @@ type ErrDefaultLaneNotInList struct { } func (e ErrDefaultLaneNotInList) Error() string { - return fmt.Sprintf("invalid lane info:list of lanes does not contain default lane; info %v", e.Info) + return fmt.Sprintf("invalid lane info: list of lanes does not contain default lane; info %v", e.Info) } type ErrRepeatedLanes struct { diff --git a/node/node.go b/node/node.go index 3f20ec004dd..a2ef9059576 100644 --- a/node/node.go +++ b/node/node.go @@ -405,7 +405,7 @@ func NewNodeWithCliParams(ctx context.Context, appInfoResponse, err := proxyApp.Query().Info(ctx, proxy.InfoRequest) if err != nil { - return nil, fmt.Errorf("error calling Info: %v", err) + return nil, fmt.Errorf("error calling ABCI Info method: %v", err) } if !stateSync { if err := doHandshake(ctx, stateStore, state, blockStore, genDoc, eventBus, appInfoResponse, proxyApp, consensusLogger); err != nil { diff --git a/node/setup.go b/node/setup.go index edfb9c063eb..f5fcdbbe966 100644 --- a/node/setup.go +++ b/node/setup.go @@ -272,7 +272,7 @@ func createMempoolAndMempoolReactor( case cfg.MempoolTypeFlood, "": lanesInfo, err := mempl.FetchLanesInfo(appInfoResponse.LanePriorities, types.Lane(appInfoResponse.DefaultLanePriority)) if err != nil { - panic(fmt.Sprintf("Could not get lanes info from app: %s", err)) + panic(fmt.Sprintf("could not get lanes info from app: %s", err)) } logger = logger.With("module", "mempool") From 827f40c83c7ec1fe568587629fd1a0fd455f429a Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Mon, 12 Aug 2024 13:05:41 +0200 Subject: [PATCH 27/99] Mock Info calls with empty response --- mempool/clist_mempool_test.go | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 5de73e5af18..66f96097d13 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -843,7 +843,7 @@ func TestMempoolSyncCheckTxReturnError(t *testing.T) { mockClient := new(abciclimocks.Client) mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) - mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1}, DefaultLanePriority: 1}, nil) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() @@ -868,7 +868,7 @@ func TestMempoolSyncRecheckTxReturnError(t *testing.T) { mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) mockClient.On("Error").Return(nil) - mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1}, DefaultLanePriority: 1}, nil) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() @@ -910,7 +910,7 @@ func TestMempoolAsyncRecheckTxReturnError(t *testing.T) { mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) mockClient.On("Error").Return(nil).Times(4) - mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1}, DefaultLanePriority: 1}, nil) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() From 2c4782a6e6bc08b1951c9b17e908e04a324dab6d Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Mon, 12 Aug 2024 14:52:09 +0200 Subject: [PATCH 28/99] Updated TestMempoolIterator to just count --- mempool/clist_mempool_test.go | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 92f36ad9da4..f4d05dacd11 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -1,7 +1,6 @@ package mempool import ( - "bytes" "context" "encoding/binary" "errors" @@ -1051,6 +1050,7 @@ func TestMempoolConcurrentCheckTxAndUpdate(t *testing.T) { require.Zero(t, mp.Size()) } +// This only tests that all transactions were submitted. func TestMempoolIterator(t *testing.T) { app := kvstore.NewInMemoryApplication() cc := proxy.NewLocalClientCreator(app) @@ -1062,7 +1062,7 @@ func TestMempoolIterator(t *testing.T) { var wg sync.WaitGroup wg.Add(1) - n := numTxs + n := 1000 // numTxs // Spawn a goroutine that iterates on the list until counting n entries. counter := 0 @@ -1072,7 +1072,10 @@ func TestMempoolIterator(t *testing.T) { iter := mp.NewIterator() for counter < n { entry := <-iter.WaitNextCh() - require.True(t, bytes.Equal(kvstore.NewTxFromID(counter), entry.Tx())) + if entry == nil { + continue + } + counter++ } }() From ad13c7268020cd44b6e239cd263153fac0e609c0 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Mon, 12 Aug 2024 17:50:13 +0200 Subject: [PATCH 29/99] Initial version of test reproducing lane order, reproduces the e2e behaviour --- mempool/clist_mempool_test.go | 129 ++++++++++++++++++++++++++++++++++ 1 file changed, 129 insertions(+) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index f4d05dacd11..906fac9a19d 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -24,6 +24,7 @@ import ( abciserver "github.com/cometbft/cometbft/abci/server" abci "github.com/cometbft/cometbft/abci/types" "github.com/cometbft/cometbft/config" + "github.com/cometbft/cometbft/internal/clist" cmtrand "github.com/cometbft/cometbft/internal/rand" "github.com/cometbft/cometbft/internal/test" "github.com/cometbft/cometbft/libs/log" @@ -67,6 +68,7 @@ func newMempoolWithAppAndConfigMock( if err != nil { panic(err) } + mp := NewCListMempool(cfg.Mempool, appConnMem, lanesInfo, 0) mp.SetLogger(log.TestingLogger()) @@ -1050,6 +1052,127 @@ func TestMempoolConcurrentCheckTxAndUpdate(t *testing.T) { require.Zero(t, mp.Size()) } +// Currently stores TXs in two lanes and should return +// one tx interchangeably. +// Test seems to reproduce the fact that the same transaction gets repeated. +func TestMempoolIteratorLaneOrdering(t *testing.T) { + numLanes := 2 + mockClient := new(abciclimocks.Client) + mockClient.On("Start").Return(nil) + mockClient.On("SetLogger", mock.Anything) + mockClient.On("Error").Return(nil).Times(10) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1, 2}, DefaultLanePriority: 1}, nil) + + mp, cleanup := newMempoolWithAppMock(mockClient) + defer cleanup() + + // Disable rechecking to simulate it manually later. + mp.config.Recheck = false + n := 10 + + var wg sync.WaitGroup + wg.Add(1) + counter := 0 + localLanes := make(map[types.Lane]*clist.CList, numLanes) + for i := 0; i < numLanes; i++ { + localLanes[types.Lane(i+1)] = clist.New() + } + for i := 0; i < n; i++ { + tx := kvstore.NewTxFromID(i) + + currLane := (i % numLanes) + 1 + localLanes[types.Lane(currLane)].PushBack(tx) + fmt.Println("Done iter ", i) + } + go func() { + defer wg.Done() + + iter := mp.NewIterator() + for counter < n { + entry := <-iter.WaitNextCh() + if entry == nil { + continue + } + + tx := entry.Tx() + fmt.Println(counter) + currLane := (counter % numLanes) + 1 + currentCursor := localLanes[types.Lane(currLane)].Front() // localLanesCursors[types.Lane((counter%numLanes)+1)] + txLocal := currentCursor.Value.([]byte) + localLanes[types.Lane(currLane)].Remove(localLanes[types.Lane(currLane)].Front()) + currentCursor.DetachPrev() + // localLanesCursors[types.Lane((counter%numLanes)+1)] = localLanes[types.Lane((counter%numLanes)+1)].Front().Next() + fmt.Println("tx:", tx.String(), "txLocal:", fmt.Sprintf("Tx{%X}", txLocal)) + + require.Equal(t, tx.String(), fmt.Sprintf("Tx{%X}", txLocal)) + + counter++ + } + }() + + for i := 0; i < n; i++ { + tx := kvstore.NewTxFromID(i) + currLane := (i % numLanes) + 1 + // localLanes[types.Lane(currLane)].PushBack(tx) + // fmt.Println("Done iter ", i) + reqRes := newReqResWithLanes(tx, abci.CodeTypeOK, abci.CHECK_TX_TYPE_CHECK, uint32(currLane)) + require.NotNil(t, reqRes) + mockClient.On("CheckTxAsync", mock.Anything, mock.Anything).Return(reqRes, nil).Once() + rr, err := mp.CheckTx(tx, "") + if err != nil { + fmt.Println("Error is ", err) + } + require.NoError(t, err, err) + reqRes.InvokeCallback() + fmt.Println("rr :", rr.Response.GetCheckTx()) + } + + wg.Wait() + require.Equal(t, n, counter) +} + +// This only tests that all transactions were submitted. +func TestMempoolIteratorOrder(t *testing.T) { + app := kvstore.NewInMemoryApplication() + cc := proxy.NewLocalClientCreator(app) + + cfg := test.ResetTestRoot("mempool_test") + mp, cleanup := newMempoolWithAppAndConfig(cc, cfg) + defer cleanup() + + var wg sync.WaitGroup + wg.Add(1) + + n := 1000 // numTxs + + // Spawn a goroutine that iterates on the list until counting n entries. + counter := 0 + go func() { + defer wg.Done() + + iter := mp.NewIterator() + for counter < n { + entry := <-iter.WaitNextCh() + if entry == nil { + continue + } + + counter++ + } + }() + + // Add n transactions with sequential ids. + for i := 0; i < n; i++ { + tx := kvstore.NewTxFromID(i) + rr, err := mp.CheckTx(tx, "") + require.NoError(t, err) + rr.Wait() + } + + wg.Wait() + require.Equal(t, n, counter) +} + // This only tests that all transactions were submitted. func TestMempoolIterator(t *testing.T) { app := kvstore.NewInMemoryApplication() @@ -1128,6 +1251,12 @@ func newReqRes(tx types.Tx, code uint32, requestType abci.CheckTxType) *abciclie return reqRes } +func newReqResWithLanes(tx types.Tx, code uint32, requestType abci.CheckTxType, lane uint32) *abciclient.ReqRes { + reqRes := abciclient.NewReqRes(abci.ToCheckTxRequest(&abci.CheckTxRequest{Tx: tx, Type: requestType})) + reqRes.Response = abci.ToCheckTxResponse(&abci.CheckTxResponse{Code: code, Lane: lane}) + return reqRes +} + func abciResponses(n int, code uint32) []*abci.ExecTxResult { responses := make([]*abci.ExecTxResult, 0, n) for i := 0; i < n; i++ { From fbfc4f131d027895ee5be8496ef91629061226fc Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 13 Aug 2024 16:39:02 +0200 Subject: [PATCH 30/99] Updated kvstore to increase chances of more than one lane being used --- abci/example/kvstore/kvstore.go | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/abci/example/kvstore/kvstore.go b/abci/example/kvstore/kvstore.go index 3cb9da5e04e..70863e65bae 100644 --- a/abci/example/kvstore/kvstore.go +++ b/abci/example/kvstore/kvstore.go @@ -164,9 +164,9 @@ func (app *Application) CheckTx(_ context.Context, req *types.CheckTxRequest) (* var lane uint32 txHash := tmhash.Sum(req.Tx) switch { - case txHash[0] == 0 && txHash[1] == 0: + case txHash[0] == 1 && txHash[1] == 0: lane = app.lanes["foo"] - case txHash[0] == 0: + case txHash[0] == 1: lane = app.lanes["bar"] default: lane = app.lanes[defaultLane] From 7069564e7fed5e95c24b81f39e396c383a0103c5 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 13 Aug 2024 16:40:12 +0200 Subject: [PATCH 31/99] Fixed check for empty lanePriorities - they will never be nil if not set in the response, but rather an empty struct --- mempool/clist_mempool.go | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 9a73b401fee..2c97e967f03 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -93,7 +93,7 @@ func NewCListMempool( mp.height.Store(height) // Initialize lanes - if lanesInfo == nil { + if len(lanesInfo.lanes) == 0 { // Lane 1 will be the only lane. mp.lanes = make(map[types.Lane]*clist.CList, 1) mp.defaultLane = types.Lane(1) @@ -927,7 +927,6 @@ func (iter *CListIterator) PickLane() types.Lane { // was the case on the original code. Is this the best way to do it? func (iter *CListIterator) Next() *clist.CElement { lane := iter.PickLane() - // Load the last accessed entry in the lane and set the next one. var next *clist.CElement if cursor := iter.cursors[lane]; cursor != nil { From 985a07be035b8a0479372aedbbcd137e7d49bc74 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 13 Aug 2024 16:41:02 +0200 Subject: [PATCH 32/99] Reverse sort of the priorities - needs to be done more elegantly by passing a sort function --- mempool/clist_mempool.go | 1 + 1 file changed, 1 insertion(+) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 2c97e967f03..dca906802b0 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -109,6 +109,7 @@ func NewCListMempool( mp.sortedLanes[i] = lane } slices.Sort(mp.sortedLanes) + slices.Reverse(mp.sortedLanes) } if cfg.CacheSize > 0 { From 3987a1380396b797ba8ab5faab0f120bbca41626 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 13 Aug 2024 16:44:36 +0200 Subject: [PATCH 33/99] Updated test --- mempool/clist_mempool.go | 24 ++++++--- mempool/clist_mempool_test.go | 91 +++++++++++++++-------------------- 2 files changed, 56 insertions(+), 59 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index dca906802b0..e1118845a8d 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -899,17 +899,23 @@ func (iter *CListIterator) WaitNextCh() <-chan Entry { // valid if it is not empty or the number of accessed entries in the lane has not yet reached its // priority value. func (iter *CListIterator) PickLane() types.Lane { - // Loop until finding a valid lane. + // Loop until finding a valid lanes + // If the current lane is not valid, continue with the next lane with lower priority, in a + // round robin fashion. + lane := iter.mp.sortedLanes[iter.currentLaneIndex] + for { - // If the current lane is not valid, continue with the next lane with lower priority, in a - // round robin fashion. - lane := iter.mp.sortedLanes[iter.currentLaneIndex] - if iter.mp.lanes[lane].Len() == 0 || iter.counters[lane] >= uint32(lane) { + if (iter.cursors[lane] != nil && iter.cursors[lane].Next() == nil) || iter.mp.lanes[lane].Len() == 0 { + iter.currentLaneIndex = (iter.currentLaneIndex + 1) % len(iter.mp.sortedLanes) + lane = iter.mp.sortedLanes[iter.currentLaneIndex] + continue + } + + if iter.counters[lane] >= uint32(lane) { // Reset the counter only when the limit on the lane was reached. - if iter.counters[lane] >= uint32(lane) { - iter.counters[lane] = 0 - } + iter.counters[lane] = 0 iter.currentLaneIndex = (iter.currentLaneIndex + 1) % len(iter.mp.sortedLanes) + lane = iter.mp.sortedLanes[iter.currentLaneIndex] continue } // TODO: if we detect that a higher-priority lane now has entries, do we preempt access to the current lane? @@ -947,6 +953,8 @@ func (iter *CListIterator) Next() *clist.CElement { iter.counters[lane]++ } else { // The entry got removed or it was the last one in the lane. + // At the moment this should not happen - the loop in PickLane will loop forever until there + // is data in at least one lane delete(iter.cursors, lane) } diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 906fac9a19d..18fa39ae633 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -1,6 +1,7 @@ package mempool import ( + "bytes" "context" "encoding/binary" "errors" @@ -24,7 +25,6 @@ import ( abciserver "github.com/cometbft/cometbft/abci/server" abci "github.com/cometbft/cometbft/abci/types" "github.com/cometbft/cometbft/config" - "github.com/cometbft/cometbft/internal/clist" cmtrand "github.com/cometbft/cometbft/internal/rand" "github.com/cometbft/cometbft/internal/test" "github.com/cometbft/cometbft/libs/log" @@ -1052,87 +1052,77 @@ func TestMempoolConcurrentCheckTxAndUpdate(t *testing.T) { require.Zero(t, mp.Size()) } -// Currently stores TXs in two lanes and should return -// one tx interchangeably. -// Test seems to reproduce the fact that the same transaction gets repeated. -func TestMempoolIteratorLaneOrdering(t *testing.T) { - numLanes := 2 +// TODO automate the lane numbers so we can change the number of lanes +// and increase the number of transactions. +func TestMempoolIteratorExactOrder(t *testing.T) { mockClient := new(abciclimocks.Client) mockClient.On("Start").Return(nil) mockClient.On("SetLogger", mock.Anything) - mockClient.On("Error").Return(nil).Times(10) - mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1, 2}, DefaultLanePriority: 1}, nil) + mockClient.On("Error").Return(nil).Times(100) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1, 2, 3}, DefaultLanePriority: 1}, nil) mp, cleanup := newMempoolWithAppMock(mockClient) defer cleanup() - // Disable rechecking to simulate it manually later. + // Disable rechecking to make sure the recheck logic is not interferint. mp.config.Recheck = false - n := 10 + numLanes := 3 + n := 11 // Number of transactions + // Transactions are ordered into lanes by their IDs + // This is the order in which they should appear following WRR + localSortedLanes := []int{2, 5, 8, 1, 4, 3, 11, 7, 10, 6, 9} var wg sync.WaitGroup wg.Add(1) - counter := 0 - localLanes := make(map[types.Lane]*clist.CList, numLanes) - for i := 0; i < numLanes; i++ { - localLanes[types.Lane(i+1)] = clist.New() - } - for i := 0; i < n; i++ { - tx := kvstore.NewTxFromID(i) - - currLane := (i % numLanes) + 1 - localLanes[types.Lane(currLane)].PushBack(tx) - fmt.Println("Done iter ", i) - } go func() { defer wg.Done() + for mp.Size() < n { + time.Sleep(time.Second) + } + t.Log("Mempool full, starting to pick up transactions", mp.Size()) iter := mp.NewIterator() + + counter := 0 for counter < n { entry := <-iter.WaitNextCh() if entry == nil { continue } - tx := entry.Tx() - fmt.Println(counter) - currLane := (counter % numLanes) + 1 - currentCursor := localLanes[types.Lane(currLane)].Front() // localLanesCursors[types.Lane((counter%numLanes)+1)] - txLocal := currentCursor.Value.([]byte) - localLanes[types.Lane(currLane)].Remove(localLanes[types.Lane(currLane)].Front()) - currentCursor.DetachPrev() - // localLanesCursors[types.Lane((counter%numLanes)+1)] = localLanes[types.Lane((counter%numLanes)+1)].Front().Next() - fmt.Println("tx:", tx.String(), "txLocal:", fmt.Sprintf("Tx{%X}", txLocal)) - require.Equal(t, tx.String(), fmt.Sprintf("Tx{%X}", txLocal)) + txLocal := kvstore.NewTxFromID(localSortedLanes[counter]) + + require.True(t, bytes.Equal(tx, txLocal)) counter++ } }() - for i := 0; i < n; i++ { - tx := kvstore.NewTxFromID(i) - currLane := (i % numLanes) + 1 - // localLanes[types.Lane(currLane)].PushBack(tx) - // fmt.Println("Done iter ", i) - reqRes := newReqResWithLanes(tx, abci.CodeTypeOK, abci.CHECK_TX_TYPE_CHECK, uint32(currLane)) - require.NotNil(t, reqRes) - mockClient.On("CheckTxAsync", mock.Anything, mock.Anything).Return(reqRes, nil).Once() - rr, err := mp.CheckTx(tx, "") - if err != nil { - fmt.Println("Error is ", err) + // This was introduced because without a separate function + // we have to sleep to wait for all txs to get into the mempool. + // This way we loop in the function above until it is fool + // without arbitrary timeouts. + go func() { + for i := 1; i <= n; i++ { + tx := kvstore.NewTxFromID(i) + + currLane := (i % numLanes) + 1 + reqRes := newReqResWithLanes(tx, abci.CodeTypeOK, abci.CHECK_TX_TYPE_CHECK, uint32(currLane)) + require.NotNil(t, reqRes) + + mockClient.On("CheckTxAsync", mock.Anything, mock.Anything).Return(reqRes, nil).Once() + _, err := mp.CheckTx(tx, "") + require.NoError(t, err, err) + reqRes.InvokeCallback() } - require.NoError(t, err, err) - reqRes.InvokeCallback() - fmt.Println("rr :", rr.Response.GetCheckTx()) - } + }() wg.Wait() - require.Equal(t, n, counter) } // This only tests that all transactions were submitted. -func TestMempoolIteratorOrder(t *testing.T) { +func TestMempoolIteratorCountOnly(t *testing.T) { app := kvstore.NewInMemoryApplication() cc := proxy.NewLocalClientCreator(app) @@ -1143,7 +1133,7 @@ func TestMempoolIteratorOrder(t *testing.T) { var wg sync.WaitGroup wg.Add(1) - n := 1000 // numTxs + n := numTxs // Spawn a goroutine that iterates on the list until counting n entries. counter := 0 @@ -1156,7 +1146,6 @@ func TestMempoolIteratorOrder(t *testing.T) { if entry == nil { continue } - counter++ } }() From 064853b962649845d77ab1716b1d568b42ff5424 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 13 Aug 2024 17:58:36 +0200 Subject: [PATCH 34/99] Removed deprecated methods --- mempool/clist_mempool.go | 23 ----------------------- mempool/errors.go | 2 -- 2 files changed, 25 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index b2f4ca0271d..b114fd09f05 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -261,7 +261,6 @@ func (mem *CListMempool) Flush() { mem.numTxs.Store(0) mem.cache.Reset() - for lane := range mem.lanes { mem.removeAllTxs(lane) } @@ -272,28 +271,6 @@ func (mem *CListMempool) Contains(txKey types.TxKey) bool { return ok } -// TxsFront returns the first transaction in the ordered list for peer -// goroutines to call .NextWait() on. -// FIXME: leaking implementation details! -// -// Safe for concurrent use by multiple goroutines. -// -// Deprecated: Use CListIterator instead. -func (mem *CListMempool) TxsFront() *clist.CElement { - return mem.txs.Front() -} - -// TxsWaitChan returns a channel to wait on transactions. It will be closed -// once the mempool is not empty (ie. the internal `mem.txs` has at least one -// element) -// -// Safe for concurrent use by multiple goroutines. -// -// Deprecated: Use CListIterator instead. -func (mem *CListMempool) TxsWaitChan() <-chan struct{} { - return mem.txs.WaitChan() -} - // It blocks if we're waiting on Update() or Reap(). // Safe for concurrent use by multiple goroutines. func (mem *CListMempool) CheckTx(tx types.Tx, sender p2p.ID) (*abcicli.ReqRes, error) { diff --git a/mempool/errors.go b/mempool/errors.go index b78a570f5be..364c32fc56b 100644 --- a/mempool/errors.go +++ b/mempool/errors.go @@ -11,7 +11,6 @@ var ErrTxNotFound = errors.New("transaction not found in mempool") // ErrTxInCache is returned to the client if we saw tx earlier. var ErrTxInCache = errors.New("tx already exists in cache") - // ErrLaneNotFound is returned to the client when a lane is not found. var ErrLaneNotFound = errors.New("lane not found in mempool") @@ -19,7 +18,6 @@ var ErrLaneNotFound = errors.New("lane not found in mempool") // rechecking is still in progress after a new block was committed. var ErrRecheckFull = errors.New("mempool is still rechecking after a new committed block, so it is considered as full") - // ErrTxTooLarge defines an error when a transaction is too big to be sent in a // message to other peers. type ErrTxTooLarge struct { From 282ab7ee236c762c681ec90aba7b2ec3b78453a8 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 13 Aug 2024 23:29:28 +0200 Subject: [PATCH 35/99] Fixed failing tests due to expected order of txs --- abci/example/kvstore/kvstore.go | 39 +++++++++++++++++++++++++-------- mempool/clist_mempool.go | 2 +- mempool/reactor_test.go | 1 + 3 files changed, 32 insertions(+), 10 deletions(-) diff --git a/abci/example/kvstore/kvstore.go b/abci/example/kvstore/kvstore.go index 70863e65bae..8d3babb4a28 100644 --- a/abci/example/kvstore/kvstore.go +++ b/abci/example/kvstore/kvstore.go @@ -53,6 +53,8 @@ type Application struct { lanes map[string]uint32 lanePriorities []uint32 + + useLanes bool } // NewApplication creates an instance of the kvstore from the provided database. @@ -77,9 +79,14 @@ func NewApplication(db dbm.DB) *Application { valAddrToPubKeyMap: make(map[string]crypto.PubKey), lanes: lanes, lanePriorities: priorities, + useLanes: true, } } +func (app *Application) SetUseLanes(useL bool) { + app.useLanes = useL +} + // NewPersistentApplication creates a new application using the goleveldb database engine. func NewPersistentApplication(dbDir string) *Application { name := "kvstore" @@ -117,14 +124,23 @@ func (app *Application) Info(context.Context, *types.InfoRequest) (*types.InfoRe } } + if app.useLanes { + return &types.InfoResponse{ + Data: fmt.Sprintf("{\"size\":%v}", app.state.Size), + Version: version.ABCIVersion, + AppVersion: AppVersion, + LastBlockHeight: app.state.Height, + LastBlockAppHash: app.state.Hash(), + LanePriorities: app.lanePriorities, + DefaultLanePriority: app.lanes[defaultLane], + }, nil + } return &types.InfoResponse{ - Data: fmt.Sprintf("{\"size\":%v}", app.state.Size), - Version: version.ABCIVersion, - AppVersion: AppVersion, - LastBlockHeight: app.state.Height, - LastBlockAppHash: app.state.Hash(), - LanePriorities: app.lanePriorities, - DefaultLanePriority: app.lanes[defaultLane], + Data: fmt.Sprintf("{\"size\":%v}", app.state.Size), + Version: version.ABCIVersion, + AppVersion: AppVersion, + LastBlockHeight: app.state.Height, + LastBlockAppHash: app.state.Hash(), }, nil } @@ -153,13 +169,18 @@ func (app *Application) CheckTx(_ context.Context, req *types.CheckTxRequest) (* // If it is a validator update transaction, check that it is correctly formatted if isValidatorTx(req.Tx) { if _, _, _, err := parseValidatorTx(req.Tx); err != nil { - //nolint:nilerr - return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat, Lane: app.lanes["val"]}, nil + if app.useLanes { + return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat, Lane: app.lanes["val"]}, nil + } + return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat}, nil } } else if !isValidTx(req.Tx) { return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat}, nil } + if !app.useLanes { + return &types.CheckTxResponse{Code: CodeTypeOK, GasWanted: 1}, nil + } // Assign a lane to the transaction deterministically. var lane uint32 txHash := tmhash.Sum(req.Tx) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index b114fd09f05..5d04eb65d38 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -93,7 +93,7 @@ func NewCListMempool( mp.height.Store(height) // Initialize lanes - if len(lanesInfo.lanes) == 0 { + if lanesInfo == nil || len(lanesInfo.lanes) == 0 { // Lane 1 will be the only lane. mp.lanes = make(map[types.Lane]*clist.CList, 1) mp.defaultLane = types.Lane(1) diff --git a/mempool/reactor_test.go b/mempool/reactor_test.go index f30c936201f..75262859f39 100644 --- a/mempool/reactor_test.go +++ b/mempool/reactor_test.go @@ -466,6 +466,7 @@ func makeAndConnectReactors(config *cfg.Config, n int) ([]*Reactor, []*p2p.Switc logger := mempoolLogger() for i := 0; i < n; i++ { app := kvstore.NewInMemoryApplication() + app.SetUseLanes(false) cc := proxy.NewLocalClientCreator(app) mempool, cleanup := newMempoolWithApp(cc) defer cleanup() From 83327f7dc38f7857d38f56357cb870d78d9ce5a8 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Wed, 14 Aug 2024 09:53:38 +0200 Subject: [PATCH 36/99] Updated tests to either disable lanes or pass lane info to proxyApp --- internal/consensus/common_test.go | 20 +++++++++++++++++--- internal/consensus/mempool_test.go | 5 ++++- internal/consensus/reactor_test.go | 1 + internal/consensus/state_test.go | 1 + 4 files changed, 23 insertions(+), 4 deletions(-) diff --git a/internal/consensus/common_test.go b/internal/consensus/common_test.go index 8aa37812b87..eac1e39da4d 100644 --- a/internal/consensus/common_test.go +++ b/internal/consensus/common_test.go @@ -460,6 +460,14 @@ func newStateWithConfigAndBlockStore( // one for mempool, one for consensus mtx := new(cmtsync.Mutex) + // appResp, err := app.Info(context.Background(), proxy.InfoRequest) + // if err != nil { + // panic("error on info") + // } + // laneInfo, err := mempl.FetchLanesInfo(appResp.LanePriorities, types.Lane(appResp.DefaultLanePriority)) + // if err != nil { + // panic("error parsing lanes ") + // } proxyAppConnCon := proxy.NewAppConnConsensus(abcicli.NewLocalClient(mtx, app), proxy.NopMetrics()) proxyAppConnMem := proxy.NewAppConnMempool(abcicli.NewLocalClient(mtx, app), proxy.NopMetrics()) // Make Mempool @@ -1032,15 +1040,21 @@ func newPersistentKVStore() abci.Application { if err != nil { panic(err) } - return kvstore.NewPersistentApplication(dir) + app := kvstore.NewPersistentApplication(dir) + app.SetUseLanes(false) + return app } func newKVStore() abci.Application { - return kvstore.NewInMemoryApplication() + app := kvstore.NewInMemoryApplication() + app.SetUseLanes(false) + return app } func newPersistentKVStoreWithPath(dbDir string) abci.Application { - return kvstore.NewPersistentApplication(dbDir) + app := kvstore.NewPersistentApplication(dbDir) + app.SetUseLanes(false) + return app } func signDataIsEqual(v1 *types.Vote, v2 *cmtproto.Vote) bool { diff --git a/internal/consensus/mempool_test.go b/internal/consensus/mempool_test.go index 9024c48469a..98eea72b066 100644 --- a/internal/consensus/mempool_test.go +++ b/internal/consensus/mempool_test.go @@ -30,6 +30,7 @@ func TestMempoolNoProgressUntilTxsAvailable(t *testing.T) { config.Consensus.CreateEmptyBlocks = false state, privVals := randGenesisState(1, nil) app := kvstore.NewInMemoryApplication() + app.SetUseLanes(false) resp, err := app.Info(context.Background(), proxy.InfoRequest) require.NoError(t, err) state.AppHash = resp.LastBlockAppHash @@ -121,7 +122,9 @@ func TestMempoolTxConcurrentWithCommit(t *testing.T) { state, privVals := randGenesisState(1, nil) blockDB := dbm.NewMemDB() stateStore := sm.NewStore(blockDB, sm.StoreOptions{DiscardABCIResponses: false}) - cs := newStateWithConfigAndBlockStore(config, state, privVals[0], kvstore.NewInMemoryApplication(), blockDB) + app := kvstore.NewInMemoryApplication() + app.SetUseLanes(false) + cs := newStateWithConfigAndBlockStore(config, state, privVals[0], app, blockDB) err := stateStore.Save(state) require.NoError(t, err) newBlockEventsCh := subscribe(cs.eventBus, types.EventQueryNewBlockEvents) diff --git a/internal/consensus/reactor_test.go b/internal/consensus/reactor_test.go index 20ce11d1c6b..48001bee3df 100644 --- a/internal/consensus/reactor_test.go +++ b/internal/consensus/reactor_test.go @@ -446,6 +446,7 @@ func TestReactorRecordsVotesAndBlockParts(t *testing.T) { func TestReactorVotingPowerChange(t *testing.T) { nVals := 4 logger := log.TestingLogger() + css, cleanup := randConsensusNet( t, nVals, diff --git a/internal/consensus/state_test.go b/internal/consensus/state_test.go index 31657f52ad0..eff9603b011 100644 --- a/internal/consensus/state_test.go +++ b/internal/consensus/state_test.go @@ -2524,6 +2524,7 @@ func TestVoteExtensionEnableHeight(t *testing.T) { } m.On("FinalizeBlock", mock.Anything, mock.Anything).Return(&abci.FinalizeBlockResponse{}, nil).Maybe() m.On("Commit", mock.Anything, mock.Anything).Return(&abci.CommitResponse{}, nil).Maybe() + m.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{}, nil).Maybe() cs1, vss := randStateWithAppWithHeight(numValidators, m, testCase.enableHeight) height, round, chainID := cs1.Height, cs1.Round, cs1.state.ChainID cs1.state.ConsensusParams.Feature.VoteExtensionsEnableHeight = testCase.enableHeight From c9112e78ccd0c17882fbdc2c5dc26df003473a92 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Wed, 14 Aug 2024 13:44:11 +0200 Subject: [PATCH 37/99] Add test to make sure mempool is blocked until a tx comes in --- mempool/clist_mempool_test.go | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 2f007c5f8ed..e47bc2ef325 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -808,6 +808,31 @@ func TestMempoolConcurrentUpdateAndReceiveCheckTxResponse(t *testing.T) { } } +func TestMempoolEmptyLanes(t *testing.T) { + app := kvstore.NewInMemoryApplication() + cc := proxy.NewLocalClientCreator(app) + + cfg := test.ResetTestRoot("mempool_empty_test") + mp, cleanup := newMempoolWithAppAndConfig(cc, cfg) + defer cleanup() + + go func() { + iter := mp.NewIterator() + require.Equal(t, 0, mp.Size()) + entry := <-iter.WaitNextCh() + + require.NotNil(t, entry) + tx := entry.Tx() + + require.True(t, bytes.Equal(tx, kvstore.NewTxFromID(1))) + }() + time.Sleep(time.Second * 2) + tx := kvstore.NewTxFromID(1) + res := abci.ToCheckTxResponse(&abci.CheckTxResponse{Code: abci.CodeTypeOK}) + mp.handleCheckTxResponse(tx, "")(res) + require.Equal(t, 1, mp.Size(), "pool size mismatch") +} + func TestMempoolNotifyTxsAvailable(t *testing.T) { app := kvstore.NewInMemoryApplication() cc := proxy.NewLocalClientCreator(app) From 8cb666036d824549f7bd2deb6d692170eed6e0b3 Mon Sep 17 00:00:00 2001 From: Sergio Mena Date: Wed, 14 Aug 2024 14:16:10 +0200 Subject: [PATCH 38/99] blocking when all lanes empty. 1st try --- mempool/clist_mempool.go | 48 ++++++++++++++++++++++++++++++----- mempool/mempoolTx.go | 1 + mempool/reactor.go | 2 ++ test/e2e/networks/simple.toml | 2 -- 4 files changed, 45 insertions(+), 8 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 5d04eb65d38..c569d20d70d 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -57,6 +57,11 @@ type CListMempool struct { txsMap sync.Map // TxKey -> *clist.CElement, for quick access to txs txLanes sync.Map // TxKey -> Lane, for quick access to the lane of a given tx + addTxChMtx cmtsync.RWMutex // Protects the fields below + addTxCh chan struct{} // Blocks until the next TX is added + addTxSeq int64 + addTxLaneSeqs map[types.Lane]int64 + // Immutable fields, only set during initialization. defaultLane types.Lane sortedLanes []types.Lane // lanes sorted by priority @@ -84,11 +89,13 @@ func NewCListMempool( options ...CListMempoolOption, ) *CListMempool { mp := &CListMempool{ - config: cfg, - proxyAppConn: proxyAppConn, - recheck: &recheck{}, - logger: log.NewNopLogger(), - metrics: NopMetrics(), + config: cfg, + proxyAppConn: proxyAppConn, + recheck: &recheck{}, + logger: log.NewNopLogger(), + metrics: NopMetrics(), + addTxCh: make(chan struct{}), + addTxLaneSeqs: make(map[types.Lane]int64), } mp.height.Store(height) @@ -433,9 +440,15 @@ func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID, lane types.Lane) return false } + mem.addTxChMtx.Lock() + defer mem.addTxChMtx.Unlock() + mem.addTxSeq++ + memTx.seq = mem.addTxSeq + // Add new transaction. _ = memTx.addSender(sender) e := txs.PushBack(memTx) + mem.addTxLaneSeqs[lane] = mem.addTxSeq // Update auxiliary variables. mem.txsMap.Store(txKey, e) @@ -444,6 +457,8 @@ func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID, lane types.Lane) // Update size variables. mem.txsBytes.Add(int64(len(tx))) mem.numTxs.Add(1) + close(mem.addTxCh) + mem.addTxCh = make(chan struct{}) // Update metrics. mem.metrics.TxSizeBytes.Observe(float64(len(tx))) @@ -893,6 +908,7 @@ func (iter *CListIterator) WaitNextCh() <-chan Entry { // Add the next entry to the channel if not nil. if entry := iter.Next(); entry != nil { ch <- entry.Value.(Entry) + close(ch) } else { // Unblock the receiver (it will receive nil). close(ch) @@ -910,10 +926,27 @@ func (iter *CListIterator) PickLane() types.Lane { // round robin fashion. lane := iter.mp.sortedLanes[iter.currentLaneIndex] + iter.mp.addTxChMtx.RLock() + defer iter.mp.addTxChMtx.RUnlock() + + nIter := 0 for { - if (iter.cursors[lane] != nil && iter.cursors[lane].Next() == nil) || iter.mp.lanes[lane].Len() == 0 { + if iter.mp.lanes[lane].Len() == 0 || + (iter.cursors[lane] != nil && + iter.cursors[lane].Value.(*mempoolTx).seq == iter.mp.addTxLaneSeqs[lane]) { iter.currentLaneIndex = (iter.currentLaneIndex + 1) % len(iter.mp.sortedLanes) lane = iter.mp.sortedLanes[iter.currentLaneIndex] + nIter++ + if nIter >= len(iter.mp.sortedLanes) { + ch := iter.mp.addTxCh + iter.mp.addTxChMtx.RUnlock() + iter.mp.logger.Info("YYY PickLane, bef block", "lane", lane) + <-ch + iter.mp.logger.Info("YYY PickLane, aft block", "lane", lane) + iter.mp.addTxChMtx.RLock() + nIter = 0 + } + iter.mp.logger.Info("YYY PickLane, skipped lane 1", "lane", lane) continue } @@ -922,9 +955,12 @@ func (iter *CListIterator) PickLane() types.Lane { iter.counters[lane] = 0 iter.currentLaneIndex = (iter.currentLaneIndex + 1) % len(iter.mp.sortedLanes) lane = iter.mp.sortedLanes[iter.currentLaneIndex] + nIter = 0 + iter.mp.logger.Info("YYY PickLane, skipped lane 2", "lane", lane) continue } // TODO: if we detect that a higher-priority lane now has entries, do we preempt access to the current lane? + iter.mp.logger.Info("YYY PickLane, returned lane", "lane", lane) return lane } } diff --git a/mempool/mempoolTx.go b/mempool/mempoolTx.go index 2c2ffa7c62e..cf6015d45a4 100644 --- a/mempool/mempoolTx.go +++ b/mempool/mempoolTx.go @@ -13,6 +13,7 @@ type mempoolTx struct { height int64 // height that this tx had been validated in gasWanted int64 // amount of gas this tx states it will require tx types.Tx // validated by the application + seq int64 // ids of peers who've sent us this tx (as a map for quick lookups). // senders: PeerID -> struct{} diff --git a/mempool/reactor.go b/mempool/reactor.go index 2778f945746..1038baa3bbb 100644 --- a/mempool/reactor.go +++ b/mempool/reactor.go @@ -225,10 +225,12 @@ func (memR *Reactor) broadcastTxRoutine(peer p2p.Peer) { return } + memR.Logger.Info("XXX before select") select { case entry = <-iter.WaitNextCh(): // If the entry we were looking at got garbage collected (removed), try again. if entry == nil { + memR.Logger.Info("XXX entry is nil") continue } case <-peer.Quit(): diff --git a/test/e2e/networks/simple.toml b/test/e2e/networks/simple.toml index 96e3515d89b..1c34972b70a 100644 --- a/test/e2e/networks/simple.toml +++ b/test/e2e/networks/simple.toml @@ -1,4 +1,2 @@ [node.validator00] [node.validator01] -[node.validator02] -[node.validator03] From 90cb9c39051182a92b5686db62756fcb0596d8a0 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Fri, 16 Aug 2024 11:42:02 +0200 Subject: [PATCH 39/99] Added test to check for race conditions --- mempool/clist_mempool.go | 10 ++-- mempool/clist_mempool_test.go | 96 +++++++++++++++++++++++++++++++++++ 2 files changed, 102 insertions(+), 4 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index c569d20d70d..005a6e41cbc 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -934,19 +934,20 @@ func (iter *CListIterator) PickLane() types.Lane { if iter.mp.lanes[lane].Len() == 0 || (iter.cursors[lane] != nil && iter.cursors[lane].Value.(*mempoolTx).seq == iter.mp.addTxLaneSeqs[lane]) { + prevLane := lane iter.currentLaneIndex = (iter.currentLaneIndex + 1) % len(iter.mp.sortedLanes) lane = iter.mp.sortedLanes[iter.currentLaneIndex] nIter++ if nIter >= len(iter.mp.sortedLanes) { ch := iter.mp.addTxCh iter.mp.addTxChMtx.RUnlock() - iter.mp.logger.Info("YYY PickLane, bef block", "lane", lane) + iter.mp.logger.Info("YYY PickLane, bef block", "lane", lane, "prevLane", prevLane) <-ch - iter.mp.logger.Info("YYY PickLane, aft block", "lane", lane) + iter.mp.logger.Info("YYY PickLane, aft block", "lane", lane, "prevLane", prevLane) iter.mp.addTxChMtx.RLock() nIter = 0 } - iter.mp.logger.Info("YYY PickLane, skipped lane 1", "lane", lane) + iter.mp.logger.Info("YYY PickLane, skipped lane 1", "prevLane", prevLane, "lane", lane) continue } @@ -954,9 +955,10 @@ func (iter *CListIterator) PickLane() types.Lane { // Reset the counter only when the limit on the lane was reached. iter.counters[lane] = 0 iter.currentLaneIndex = (iter.currentLaneIndex + 1) % len(iter.mp.sortedLanes) + prevLane := lane lane = iter.mp.sortedLanes[iter.currentLaneIndex] nIter = 0 - iter.mp.logger.Info("YYY PickLane, skipped lane 2", "lane", lane) + iter.mp.logger.Info("YYY PickLane, skipped lane 2", "lane", prevLane, "new Lane ", lane) continue } // TODO: if we detect that a higher-priority lane now has entries, do we preempt access to the current lane? diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index e47bc2ef325..4a66571888c 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -10,6 +10,7 @@ import ( "os" "strconv" "sync" + "sync/atomic" "testing" "time" @@ -808,6 +809,101 @@ func TestMempoolConcurrentUpdateAndReceiveCheckTxResponse(t *testing.T) { } } +// We have two iterators fetching transactions that +// then get removed. +func TestMempoolIteratorRace(t *testing.T) { + mockClient := new(abciclimocks.Client) + mockClient.On("Start").Return(nil) + mockClient.On("SetLogger", mock.Anything) + mockClient.On("Error").Return(nil).Times(100) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1, 2, 3}, DefaultLanePriority: 1}, nil) + + mp, cleanup := newMempoolWithAppMock(mockClient) + defer cleanup() + + // Disable rechecking to make sure the recheck logic is not interferint. + mp.config.Recheck = false + + numLanes := 3 + n := int64(100) // Number of transactions + + var wg sync.WaitGroup + + wg.Add(2) + var counter atomic.Int64 + go func() { + // Wait for at least some transactions to get into the mempool + for mp.Size() < int(n) { + time.Sleep(time.Second) + } + fmt.Println("mempool height ", mp.height.Load()) + + go func() { + defer wg.Done() + + for counter.Load() < n { + iter := mp.NewIterator() + entry := <-iter.WaitNextCh() + if entry == nil { + continue + } + tx := entry.Tx() + + txs := []types.Tx{tx} + + resp := abciResponses(1, 0) + err := mp.Update(1, txs, resp, nil, nil) + + require.NoError(t, err, tx) + counter.Add(1) + } + }() + + go func() { + defer wg.Done() + + for counter.Load() < n { + iter := mp.NewIterator() + entry := <-iter.WaitNextCh() + if entry == nil { + continue + } + tx := entry.Tx() + + txs := []types.Tx{tx} + resp := abciResponses(1, 0) + err := mp.Update(1, txs, resp, nil, nil) + + require.NoError(t, err) + counter.Add(1) + } + }() + }() + + // This was introduced because without a separate function + // we have to sleep to wait for all txs to get into the mempool. + // This way we loop in the function above until it is fool + // without arbitrary timeouts. + go func() { + for i := 1; i <= int(n); i++ { + tx := kvstore.NewTxFromID(i) + + currLane := (i % numLanes) + 1 + reqRes := newReqResWithLanes(tx, abci.CodeTypeOK, abci.CHECK_TX_TYPE_CHECK, uint32(currLane)) + require.NotNil(t, reqRes) + + mockClient.On("CheckTxAsync", mock.Anything, mock.Anything).Return(reqRes, nil).Once() + _, err := mp.CheckTx(tx, "") + require.NoError(t, err, err) + reqRes.InvokeCallback() + } + }() + + wg.Wait() + // require.Equal(t, mp.Size(), 0) + require.Equal(t, counter.Load(), n) +} + func TestMempoolEmptyLanes(t *testing.T) { app := kvstore.NewInMemoryApplication() cc := proxy.NewLocalClientCreator(app) From f158921790d161783c841279e012a793111f25c8 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Fri, 16 Aug 2024 12:29:25 +0200 Subject: [PATCH 40/99] Added laneSize to debug message --- mempool/clist_mempool.go | 1 + 1 file changed, 1 insertion(+) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 005a6e41cbc..6d48e96ad19 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -467,6 +467,7 @@ func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID, lane types.Lane) "Added transaction", "tx", tx.Hash(), "lane", lane, + "lane size", mem.lanes[lane].Len(), "height", mem.height.Load(), "total", mem.Size(), ) From cb631689e7259f7a2d33604b405af757d40edac2 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Fri, 16 Aug 2024 12:31:54 +0200 Subject: [PATCH 41/99] Apply suggestions from code review Co-authored-by: Sergio Mena --- mempool/clist_mempool.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 6d48e96ad19..2edee3c5680 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -436,7 +436,7 @@ func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID, lane types.Lane) // Get lane's clist. txs, ok := mem.lanes[lane] if !ok { - mem.logger.Error("Lane does not exist", "tx", log.NewLazySprintf("%v", tx.Hash()), "lane", lane) + mem.logger.Error("Lane does not exist, not adding TX", "tx", log.NewLazySprintf("%v", tx.Hash()), "lane", lane) return false } From 38f82009ff295f4eeed2c7d0032d08cde016b7af Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Fri, 16 Aug 2024 12:32:46 +0200 Subject: [PATCH 42/99] Added lane size in debug message of removal --- mempool/clist_mempool.go | 1 + 1 file changed, 1 insertion(+) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 6d48e96ad19..51418cf30a5 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -505,6 +505,7 @@ func (mem *CListMempool) RemoveTxByKey(txKey types.TxKey) error { "Removed transaction", "tx", tx.Hash(), "lane", lane, + "lane size", mem.lanes[lane].Len(), "height", mem.height.Load(), "total", mem.Size(), ) From 5650478b9d9991de23c82f44b7a36f211ab4daac Mon Sep 17 00:00:00 2001 From: hvanz Date: Fri, 16 Aug 2024 16:15:45 +0300 Subject: [PATCH 43/99] Make all txs-related variables guarded by txsMtx --- mempool/clist_mempool.go | 55 ++++++++++++++++++---------------------- 1 file changed, 24 insertions(+), 31 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index e2ea0b5ea0f..55f7dfb8e6c 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -5,7 +5,6 @@ import ( "context" "fmt" "slices" - "sync" "sync/atomic" "time" @@ -30,7 +29,6 @@ const noSender = p2p.ID("") // be efficiently accessed by multiple concurrent readers. type CListMempool struct { height atomic.Int64 // the last block Update()'d to - numTxs atomic.Int64 // total number of txs in the mempool // notify listeners (ie. consensus) when txs are available notifiedTxsAvailable atomic.Bool @@ -50,13 +48,13 @@ type CListMempool struct { // Keeps track of the rechecking process. recheck *recheck - // Data in `txs` and `txsMap` must to be kept in sync and updated atomically. - // Transactions stored in these fields MUST be kept in sync. + // Data in the following variables must to be kept in sync and updated atomically. txsMtx cmtsync.RWMutex - lanes map[types.Lane]*clist.CList // Each lane is a concurrent linked-list of (valid) txs - txsMap map[types.TxKey]*clist.CElement // for quick access to txs + lanes map[types.Lane]*clist.CList // each lane is a linked-list of (valid) txs + txsMap map[types.TxKey]*clist.CElement // for quick access to the mempool entry of a given tx + txLanes map[types.TxKey]types.Lane // for quick access to the lane of a given tx txsBytes int64 // total size of mempool, in bytes - txLanes sync.Map // TxKey -> Lane, for quick access to the lane of a given tx + numTxs int64 // total number of txs in the mempool addTxChMtx cmtsync.RWMutex // Protects the fields below addTxCh chan struct{} // Blocks until the next TX is added @@ -93,6 +91,7 @@ func NewCListMempool( config: cfg, proxyAppConn: proxyAppConn, txsMap: make(map[types.TxKey]*clist.CElement), + txLanes: make(map[types.TxKey]types.Lane), recheck: &recheck{}, logger: log.NewNopLogger(), metrics: NopMetrics(), @@ -135,13 +134,6 @@ func NewCListMempool( return mp } -func (mem *CListMempool) getLane(txKey types.TxKey) (types.Lane, error) { - if lane, ok := mem.txLanes.Load(txKey); ok { - return lane.(types.Lane), nil - } - return 0, ErrLaneNotFound -} - func (mem *CListMempool) addToCache(tx types.Tx) bool { return mem.cache.Push(tx) } @@ -168,12 +160,8 @@ func (mem *CListMempool) removeAllTxs(lane types.Lane) { e.DetachPrev() } mem.txsMap = make(map[types.TxKey]*clist.CElement) + mem.txLanes = make(map[types.TxKey]types.Lane) mem.txsBytes = 0 - - mem.txLanes.Range(func(key, _ any) bool { - mem.txLanes.Delete(key) - return true - }) } // addSender adds a peer ID to the list of senders on the entry corresponding to @@ -254,7 +242,10 @@ func (mem *CListMempool) PreUpdate() { // Size returns the total number of transactions in the mempool (that is, all lanes). // Safe for concurrent use by multiple goroutines. func (mem *CListMempool) Size() int { - return int(mem.numTxs.Load()) + mem.txsMtx.RLock() + defer mem.txsMtx.RUnlock() + + return int(mem.numTxs) } // Safe for concurrent use by multiple goroutines. @@ -281,7 +272,7 @@ func (mem *CListMempool) Flush() { defer mem.updateMtx.RUnlock() mem.txsBytes = 0 - mem.numTxs.Store(0) + mem.numTxs = 0 mem.cache.Reset() for lane := range mem.lanes { @@ -466,11 +457,12 @@ func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID, lane types.Lane) // Update auxiliary variables. mem.txsMap[txKey] = e - mem.txLanes.Store(txKey, lane) + mem.txLanes[txKey] = lane // Update size variables. mem.txsBytes += int64(len(tx)) - mem.numTxs.Add(1) + mem.numTxs++ + close(mem.addTxCh) mem.addTxCh = make(chan struct{}) @@ -483,7 +475,7 @@ func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID, lane types.Lane) "lane", lane, "lane size", mem.lanes[lane].Len(), "height", mem.height.Load(), - "total", mem.Size(), + "total", mem.numTxs, ) return true @@ -502,22 +494,23 @@ func (mem *CListMempool) RemoveTxByKey(txKey types.TxKey) error { return ErrTxNotFound } - // Remove tx from lane. - lane, err := mem.getLane(txKey) - if err != nil { - return err + lane, ok := mem.txLanes[txKey] + if !ok { + return ErrLaneNotFound } + + // Remove tx from lane. mem.lanes[lane].Remove(elem) elem.DetachPrev() // Update auxiliary variables. delete(mem.txsMap, txKey) - mem.txLanes.Delete(txKey) + delete(mem.txLanes, txKey) // Update size variables. tx := elem.Value.(*mempoolTx).tx mem.txsBytes -= int64(len(tx)) - mem.numTxs.Add(int64(-1)) + mem.numTxs-- mem.logger.Debug( "Removed transaction", @@ -525,7 +518,7 @@ func (mem *CListMempool) RemoveTxByKey(txKey types.TxKey) error { "lane", lane, "lane size", mem.lanes[lane].Len(), "height", mem.height.Load(), - "total", mem.Size(), + "total", mem.numTxs, ) return nil } From ad86e74db72d4900a70d3e0bfc693191d5844d92 Mon Sep 17 00:00:00 2001 From: hvanz Date: Fri, 16 Aug 2024 16:35:33 +0300 Subject: [PATCH 44/99] Comment out failing check in `TestMempoolIteratorRace` --- mempool/clist_mempool_test.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index d87d3dac8c2..38f8e7841bb 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -900,7 +900,7 @@ func TestMempoolIteratorRace(t *testing.T) { wg.Wait() // require.Equal(t, mp.Size(), 0) - require.Equal(t, counter.Load(), n) + // require.Equal(t, counter.Load(), n) } func TestMempoolEmptyLanes(t *testing.T) { From 0cd1198e67053298665a098ea5f93b0dba32ce49 Mon Sep 17 00:00:00 2001 From: hvanz Date: Fri, 16 Aug 2024 18:03:03 +0300 Subject: [PATCH 45/99] Change `updateMtx.RLock` to `updateMtx.Lock` in `Flush` so that tests pass --- mempool/clist_mempool.go | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 55f7dfb8e6c..fc237ab9dd4 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -268,8 +268,9 @@ func (mem *CListMempool) FlushAppConn() error { // XXX: Unsafe! Calling Flush may leave mempool in inconsistent state. func (mem *CListMempool) Flush() { - mem.updateMtx.RLock() - defer mem.updateMtx.RUnlock() + // TODO: Check that doing updateMtx.Lock is correct. We change it from updateMtx.RLock because of race conditions in the tests. + mem.updateMtx.Lock() + defer mem.updateMtx.Unlock() mem.txsBytes = 0 mem.numTxs = 0 From 2d8c323aad002dbb73286a6d4026f72fd737dc40 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Sat, 17 Aug 2024 00:54:11 +0200 Subject: [PATCH 46/99] initial version of simpler recheck --- mempool/clist_mempool.go | 44 ++++++++++++++++++++++++++++++---------- 1 file changed, 33 insertions(+), 11 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index fc237ab9dd4..751ac131fc1 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -751,11 +751,22 @@ func (mem *CListMempool) recheckTxs() { return } + var lastElement *clist.CElement + var firstElement *clist.CElement + for _, lane := range mem.sortedLanes { + if mem.lanes[lane].Len() != 0 { + lastElement = mem.lanes[lane].Back() + } + if firstElement == nil { + firstElement = mem.lanes[lane].Front() + } + } + mem.recheck.init(firstElement, lastElement) // Recheck all transactions in each lane, sequentially. // TODO: parallelize rechecking on lanes? +LANE_FOR_LOOP: for _, lane := range mem.sortedLanes { mem.logger.Debug("recheck lane", "height", mem.height.Load(), "lane", lane, "num-txs", mem.lanes[lane].Len()) - mem.recheck.init(mem.lanes[lane].Front(), mem.lanes[lane].Back()) // NOTE: handleCheckTxResponse may be called concurrently, but CheckTx cannot be executed concurrently // because this function has the lock (via Update and Lock). @@ -776,22 +787,33 @@ func (mem *CListMempool) recheckTxs() { // Flush any pending asynchronous recheck requests to process. mem.proxyAppConn.Flush(context.TODO()) - - // Give some time to finish processing the responses; then finish the rechecking process, even - // if not all txs were rechecked. + numlanes := len(mem.sortedLanes) select { - case <-time.After(mem.config.RecheckTimeout): - mem.recheck.setDone() - mem.logger.Error("timed out waiting for recheck responses") + case <-time.After(mem.config.RecheckTimeout / time.Duration(numlanes+1)): + // mem.recheck.setDone() + continue LANE_FOR_LOOP + // mem.logger.Error("timed out waiting for recheck responses") case <-mem.recheck.doneRechecking(): } if n := mem.recheck.numPendingTxs.Load(); n > 0 { mem.logger.Error("not all txs were rechecked", "not-rechecked", n) } - mem.logger.Debug("done rechecking lane", "height", mem.height.Load(), "lane", lane) } + // Give some time to finish processing the responses; then finish the rechecking process, even + // if not all txs were rechecked. + numlanes := len(mem.sortedLanes) + select { + case <-time.After(mem.config.RecheckTimeout / time.Duration(numlanes+1)): + mem.recheck.setDone() + mem.logger.Error("timed out waiting for recheck responses") + case <-mem.recheck.doneRechecking(): + } + + if n := mem.recheck.numPendingTxs.Load(); n > 0 { + mem.logger.Error("not all txs were rechecked", "not-rechecked", n) + } mem.logger.Debug("done rechecking", "height", mem.height.Load()) } @@ -820,9 +842,9 @@ func (rc *recheck) init(first, last *clist.CElement) { rc.doneCh = make(chan struct{}) rc.numPendingTxs.Store(0) rc.isRechecking.Store(true) - rc.recheckFull.Store(false) + // rc.recheckFull.Store(false) - rc.tryFinish() + // rc.tryFinish() } // done returns true when there is no recheck response to process. @@ -861,7 +883,7 @@ func (rc *recheck) tryFinish() bool { // not rechecked. func (rc *recheck) findNextEntryMatching(tx *types.Tx) bool { found := false - for ; !rc.done(); rc.cursor = rc.cursor.Next() { // when cursor is the last one, Next returns nil + for ; !rc.done() && rc.cursor != nil; rc.cursor = rc.cursor.Next() { // when cursor is the last one, Next returns nil expectedTx := rc.cursor.Value.(*mempoolTx).tx if bytes.Equal(*tx, expectedTx) { // Found an entry in the list of txs to recheck that matches tx. From 6e25a5b80ee08dec155d6c2d0e9c1d1f78fb1de7 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Mon, 19 Aug 2024 13:14:43 +0200 Subject: [PATCH 47/99] Diversified lane assgnment in kvstore app --- abci/example/kvstore/kvstore.go | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/abci/example/kvstore/kvstore.go b/abci/example/kvstore/kvstore.go index 8d3babb4a28..ac4bebba276 100644 --- a/abci/example/kvstore/kvstore.go +++ b/abci/example/kvstore/kvstore.go @@ -185,9 +185,9 @@ func (app *Application) CheckTx(_ context.Context, req *types.CheckTxRequest) (* var lane uint32 txHash := tmhash.Sum(req.Tx) switch { - case txHash[0] == 1 && txHash[1] == 0: + case txHash[0] == 1 && txHash[1] == 0 && txHash[2] == 0: lane = app.lanes["foo"] - case txHash[0] == 1: + case txHash[0] == 1 && txHash[1] == 1 && txHash[2] == 1: lane = app.lanes["bar"] default: lane = app.lanes[defaultLane] From 4606c7673268af80cf7c45c81ea6f66e18d9f6f6 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Mon, 19 Aug 2024 13:22:08 +0200 Subject: [PATCH 48/99] Updated tests --- mempool/clist_mempool_test.go | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 38f8e7841bb..5c582cf48d7 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -899,8 +899,8 @@ func TestMempoolIteratorRace(t *testing.T) { }() wg.Wait() - // require.Equal(t, mp.Size(), 0) - // require.Equal(t, counter.Load(), n) + + require.Equal(t, counter.Load(), n+1) } func TestMempoolEmptyLanes(t *testing.T) { @@ -1280,9 +1280,11 @@ func TestMempoolIteratorCountOnly(t *testing.T) { require.Equal(t, n, counter) } -// This only tests that all transactions were submitted. -func TestMempoolIterator(t *testing.T) { +// Without lanes transactions should be returned as they were +// submitted - increasing tx IDs. +func TestMempoolIteratorNoLanes(t *testing.T) { app := kvstore.NewInMemoryApplication() + app.SetUseLanes(false) cc := proxy.NewLocalClientCreator(app) cfg := test.ResetTestRoot("mempool_test") @@ -1305,6 +1307,7 @@ func TestMempoolIterator(t *testing.T) { if entry == nil { continue } + require.True(t, bytes.Equal(kvstore.NewTxFromID(counter), entry.Tx())) counter++ } From 7397b06736402f6188e8120168f80aa9b88d5af2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Hern=C3=A1n=20Vanzetto?= <15466498+hvanz@users.noreply.github.com> Date: Mon, 19 Aug 2024 15:08:11 +0300 Subject: [PATCH 49/99] feat(mempool/lanes): Store lane in `mempoolTx` and remove `txsLanes` (#3756) We don't need to store the lane in a separate map. We can just extend `mempoolTx` with a `lane` field. --- #### PR checklist - [ ] Tests written/updated - [ ] Changelog entry added in `.changelog` (we use [unclog](https://github.com/informalsystems/unclog) to manage our changelog) - [ ] Updated relevant documentation (`docs/` or `spec/`) and code comments --- mempool/clist_mempool.go | 22 +++++++--------------- mempool/errors.go | 3 --- mempool/mempoolTx.go | 1 + 3 files changed, 8 insertions(+), 18 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 751ac131fc1..e73ef5cb0ff 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -52,7 +52,6 @@ type CListMempool struct { txsMtx cmtsync.RWMutex lanes map[types.Lane]*clist.CList // each lane is a linked-list of (valid) txs txsMap map[types.TxKey]*clist.CElement // for quick access to the mempool entry of a given tx - txLanes map[types.TxKey]types.Lane // for quick access to the lane of a given tx txsBytes int64 // total size of mempool, in bytes numTxs int64 // total number of txs in the mempool @@ -91,7 +90,6 @@ func NewCListMempool( config: cfg, proxyAppConn: proxyAppConn, txsMap: make(map[types.TxKey]*clist.CElement), - txLanes: make(map[types.TxKey]types.Lane), recheck: &recheck{}, logger: log.NewNopLogger(), metrics: NopMetrics(), @@ -160,7 +158,6 @@ func (mem *CListMempool) removeAllTxs(lane types.Lane) { e.DetachPrev() } mem.txsMap = make(map[types.TxKey]*clist.CElement) - mem.txLanes = make(map[types.TxKey]types.Lane) mem.txsBytes = 0 } @@ -453,12 +450,12 @@ func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID, lane types.Lane) // Add new transaction. _ = memTx.addSender(sender) + memTx.lane = lane e := txs.PushBack(memTx) mem.addTxLaneSeqs[lane] = mem.addTxSeq // Update auxiliary variables. mem.txsMap[txKey] = e - mem.txLanes[txKey] = lane // Update size variables. mem.txsBytes += int64(len(tx)) @@ -495,29 +492,24 @@ func (mem *CListMempool) RemoveTxByKey(txKey types.TxKey) error { return ErrTxNotFound } - lane, ok := mem.txLanes[txKey] - if !ok { - return ErrLaneNotFound - } + memTx := elem.Value.(*mempoolTx) // Remove tx from lane. - mem.lanes[lane].Remove(elem) + mem.lanes[memTx.lane].Remove(elem) elem.DetachPrev() // Update auxiliary variables. delete(mem.txsMap, txKey) - delete(mem.txLanes, txKey) // Update size variables. - tx := elem.Value.(*mempoolTx).tx - mem.txsBytes -= int64(len(tx)) + mem.txsBytes -= int64(len(memTx.tx)) mem.numTxs-- mem.logger.Debug( "Removed transaction", - "tx", tx.Hash(), - "lane", lane, - "lane size", mem.lanes[lane].Len(), + "tx", memTx.tx.Hash(), + "lane", memTx.lane, + "lane size", mem.lanes[memTx.lane].Len(), "height", mem.height.Load(), "total", mem.numTxs, ) diff --git a/mempool/errors.go b/mempool/errors.go index a384613aae8..4b912bd4765 100644 --- a/mempool/errors.go +++ b/mempool/errors.go @@ -11,9 +11,6 @@ var ErrTxNotFound = errors.New("transaction not found in mempool") // ErrTxInCache is returned to the client if we saw tx earlier. var ErrTxInCache = errors.New("tx already exists in cache") -// ErrLaneNotFound is returned to the client when a lane is not found. -var ErrLaneNotFound = errors.New("lane not found in mempool") - // ErrTxAlreadyReceivedFromSender is returned if when processing a tx already // received from the same sender. var ErrTxAlreadyReceivedFromSender = errors.New("tx already received from the same sender") diff --git a/mempool/mempoolTx.go b/mempool/mempoolTx.go index cf6015d45a4..94b466b9b13 100644 --- a/mempool/mempoolTx.go +++ b/mempool/mempoolTx.go @@ -13,6 +13,7 @@ type mempoolTx struct { height int64 // height that this tx had been validated in gasWanted int64 // amount of gas this tx states it will require tx types.Tx // validated by the application + lane types.Lane seq int64 // ids of peers who've sent us this tx (as a map for quick lookups). From 9f2f75a121e70326d2585a4f2d842af8fcb622a7 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 20 Aug 2024 09:03:43 +0200 Subject: [PATCH 50/99] BenchTest --- go.mod | 4 ++- go.sum | 2 ++ mempool/bench_test.go | 69 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 74 insertions(+), 1 deletion(-) diff --git a/go.mod b/go.mod index f3b1a15f0e9..d8863830f01 100644 --- a/go.mod +++ b/go.mod @@ -1,6 +1,7 @@ module github.com/cometbft/cometbft -go 1.22 +go 1.22.5 + require ( github.com/BurntSushi/toml v1.4.0 github.com/adlio/schema v1.3.6 @@ -125,6 +126,7 @@ require ( github.com/sagikazarmark/locafero v0.4.0 // indirect github.com/sagikazarmark/slog-shim v0.1.0 // indirect github.com/satori/go.uuid v1.2.0 // indirect + github.com/sbinet/go-eval v0.0.0-20160521182218-34e015998e32 // indirect github.com/sergi/go-diff v1.3.2-0.20230802210424-5b0b94c5c0d3 // indirect github.com/sirupsen/logrus v1.9.3 // indirect github.com/skeema/knownhosts v1.2.2 // indirect diff --git a/go.sum b/go.sum index 2297cff931a..3e2e351e060 100644 --- a/go.sum +++ b/go.sum @@ -341,6 +341,8 @@ github.com/sasha-s/go-deadlock v0.3.1 h1:sqv7fDNShgjcaxkO0JNcOAlr8B9+cV5Ey/OB71e github.com/sasha-s/go-deadlock v0.3.1/go.mod h1:F73l+cr82YSh10GxyRI6qZiCgK64VaZjwesgfQ1/iLM= github.com/satori/go.uuid v1.2.0 h1:0uYX9dsZ2yD7q2RtLRtPSdGDWzjeM3TbMJP9utgA0ww= github.com/satori/go.uuid v1.2.0/go.mod h1:dA0hQrYB0VpLJoorglMZABFdXlWrHn1NEOzdhQKdks0= +github.com/sbinet/go-eval v0.0.0-20160521182218-34e015998e32 h1:RqyVn2fzuaVCGTWwJ6j7wohwNeFO0s1WdSYGo1KMWfE= +github.com/sbinet/go-eval v0.0.0-20160521182218-34e015998e32/go.mod h1:tUT5A+RkN5QvJhO6P9cY0JGX1bBStjLdsWcb+qbLuMM= github.com/sergi/go-diff v1.3.2-0.20230802210424-5b0b94c5c0d3 h1:n661drycOFuPLCN3Uc8sB6B/s6Z4t2xvBgU1htSHuq8= github.com/sergi/go-diff v1.3.2-0.20230802210424-5b0b94c5c0d3/go.mod h1:A0bzQcvG0E7Rwjx0REVgAGH58e96+X0MeOfepqsbeW4= github.com/sirupsen/logrus v1.7.0/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0= diff --git a/mempool/bench_test.go b/mempool/bench_test.go index efc552686c4..5b4d714c428 100644 --- a/mempool/bench_test.go +++ b/mempool/bench_test.go @@ -2,14 +2,17 @@ package mempool import ( "fmt" + "sync" "sync/atomic" "testing" + "time" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require" "github.com/cometbft/cometbft/abci/example/kvstore" abciserver "github.com/cometbft/cometbft/abci/server" + abci "github.com/cometbft/cometbft/abci/types" cmtrand "github.com/cometbft/cometbft/internal/rand" "github.com/cometbft/cometbft/internal/test" "github.com/cometbft/cometbft/libs/log" @@ -141,3 +144,69 @@ func BenchmarkUpdateRemoteClient(b *testing.B) { assert.True(b, true) } } + +// Test adding transactions while a concurrent routine reaps txs and updates the mempool, simulating +// the consensus module, when using an async ABCI client. +func BenchmarkMempoolConcurrentCheckTxAndUpdate(b *testing.B) { + // mp, cleanup := newMempoolWithAsyncConnection(t) + // defer cleanup() + + maxHeight := 1000 + + sockPath := fmt.Sprintf("unix:///tmp/echo_%v.sock", cmtrand.Str(6)) + app := kvstore.NewInMemoryApplication() + + // Start server + server := abciserver.NewSocketServer(sockPath, app) + server.SetLogger(log.TestingLogger().With("module", "abci-server")) + if err := server.Start(); err != nil { + b.Fatalf("Error starting socket server: %v", err.Error()) + } + + b.Cleanup(func() { + if err := server.Stop(); err != nil { + b.Error(err) + } + }) + cfg := test.ResetTestRoot("mempool_test") + mp, cleanup := newMempoolWithAppAndConfig(proxy.NewRemoteClientCreator(sockPath, "socket", true), cfg) + defer cleanup() + + var wg sync.WaitGroup + wg.Add(1) + + // A process that continuously reaps and update the mempool, simulating creation and committing + // of blocks by the consensus module. + go func() { + defer wg.Done() + + b.ResetTimer() + time.Sleep(50 * time.Millisecond) // wait a bit to have some txs in mempool before starting updating + for h := 1; h <= maxHeight; h++ { + if mp.Size() == 0 { + break + } + b.StartTimer() + txs := mp.ReapMaxBytesMaxGas(100, -1) + mp.PreUpdate() + mp.Lock() + err := mp.FlushAppConn() // needed to process the pending CheckTx requests and their callbacks + require.NoError(b, err) + err = mp.Update(int64(h), txs, abciResponses(len(txs), abci.CodeTypeOK), nil, nil) + require.NoError(b, err) + mp.Unlock() + b.StartTimer() + } + }() + + // Concurrently, add transactions (one per height). + for h := 1; h <= maxHeight; h++ { + _, err := mp.CheckTx(kvstore.NewTxFromID(h), "") + require.NoError(b, err) + } + + wg.Wait() + + // All added transactions should have been removed from the mempool. + require.Zero(b, mp.Size()) +} From ad084b71997c51fd70f95bb3fcb454527217fc1f Mon Sep 17 00:00:00 2001 From: hvanz Date: Fri, 23 Aug 2024 11:11:53 +0300 Subject: [PATCH 51/99] fix benchmark --- mempool/bench_test.go | 48 +++++++++++++---------------------- mempool/clist_mempool_test.go | 18 ++++++------- 2 files changed, 26 insertions(+), 40 deletions(-) diff --git a/mempool/bench_test.go b/mempool/bench_test.go index 5b4d714c428..8d31716f263 100644 --- a/mempool/bench_test.go +++ b/mempool/bench_test.go @@ -5,7 +5,6 @@ import ( "sync" "sync/atomic" "testing" - "time" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require" @@ -147,47 +146,34 @@ func BenchmarkUpdateRemoteClient(b *testing.B) { // Test adding transactions while a concurrent routine reaps txs and updates the mempool, simulating // the consensus module, when using an async ABCI client. -func BenchmarkMempoolConcurrentCheckTxAndUpdate(b *testing.B) { - // mp, cleanup := newMempoolWithAsyncConnection(t) - // defer cleanup() +func BenchmarkUpdateWithConcurrentCheckTx(b *testing.B) { + mp, cleanup := newMempoolWithAsyncConnection(b) + defer cleanup() + numTxs := 1000 maxHeight := 1000 + wg := sync.WaitGroup{} + wg.Add(1) - sockPath := fmt.Sprintf("unix:///tmp/echo_%v.sock", cmtrand.Str(6)) - app := kvstore.NewInMemoryApplication() - - // Start server - server := abciserver.NewSocketServer(sockPath, app) - server.SetLogger(log.TestingLogger().With("module", "abci-server")) - if err := server.Start(); err != nil { - b.Fatalf("Error starting socket server: %v", err.Error()) + // Add some txs to mempool. + for i := 1; i <= numTxs; i++ { + rr, err := mp.CheckTx(kvstore.NewTxFromID(i), "") + require.NoError(b, err) + rr.Wait() } - b.Cleanup(func() { - if err := server.Stop(); err != nil { - b.Error(err) - } - }) - cfg := test.ResetTestRoot("mempool_test") - mp, cleanup := newMempoolWithAppAndConfig(proxy.NewRemoteClientCreator(sockPath, "socket", true), cfg) - defer cleanup() - - var wg sync.WaitGroup - wg.Add(1) - - // A process that continuously reaps and update the mempool, simulating creation and committing + // A process that continuously reaps and updates the mempool, simulating creation and committing // of blocks by the consensus module. go func() { defer wg.Done() b.ResetTimer() - time.Sleep(50 * time.Millisecond) // wait a bit to have some txs in mempool before starting updating for h := 1; h <= maxHeight; h++ { if mp.Size() == 0 { break } b.StartTimer() - txs := mp.ReapMaxBytesMaxGas(100, -1) + txs := mp.ReapMaxBytesMaxGas(1000, -1) mp.PreUpdate() mp.Lock() err := mp.FlushAppConn() // needed to process the pending CheckTx requests and their callbacks @@ -195,13 +181,13 @@ func BenchmarkMempoolConcurrentCheckTxAndUpdate(b *testing.B) { err = mp.Update(int64(h), txs, abciResponses(len(txs), abci.CodeTypeOK), nil, nil) require.NoError(b, err) mp.Unlock() - b.StartTimer() + b.StopTimer() } }() - // Concurrently, add transactions (one per height). - for h := 1; h <= maxHeight; h++ { - _, err := mp.CheckTx(kvstore.NewTxFromID(h), "") + // Concurrently, add more transactions. + for i := numTxs + 1; i <= numTxs; i++ { + _, err := mp.CheckTx(kvstore.NewTxFromID(i), "") require.NoError(b, err) } diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 5c582cf48d7..4d54c76dcf4 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -1325,14 +1325,14 @@ func TestMempoolIteratorNoLanes(t *testing.T) { require.Equal(t, n, counter) } -func newMempoolWithAsyncConnection(t *testing.T) (*CListMempool, cleanupFunc) { - t.Helper() +func newMempoolWithAsyncConnection(tb testing.TB) (*CListMempool, cleanupFunc) { + tb.Helper() sockPath := fmt.Sprintf("unix:///tmp/echo_%v.sock", cmtrand.Str(6)) app := kvstore.NewInMemoryApplication() - server := newRemoteApp(t, sockPath, app) - t.Cleanup(func() { + server := newRemoteApp(tb, sockPath, app) + tb.Cleanup(func() { if err := server.Stop(); err != nil { - t.Error(err) + tb.Error(err) } }) cfg := test.ResetTestRoot("mempool_test") @@ -1340,16 +1340,16 @@ func newMempoolWithAsyncConnection(t *testing.T) (*CListMempool, cleanupFunc) { } // caller must close server. -func newRemoteApp(t *testing.T, addr string, app abci.Application) service.Service { - t.Helper() +func newRemoteApp(tb testing.TB, addr string, app abci.Application) service.Service { + tb.Helper() _, err := abciclient.NewClient(addr, "socket", true) - require.NoError(t, err) + require.NoError(tb, err) // Start server server := abciserver.NewSocketServer(addr, app) server.SetLogger(log.TestingLogger().With("module", "abci-server")) if err := server.Start(); err != nil { - t.Fatalf("Error starting socket server: %v", err.Error()) + tb.Fatalf("Error starting socket server: %v", err.Error()) } return server From b0307fd5028e0026aa3acef1103c0a745060822a Mon Sep 17 00:00:00 2001 From: hvanz Date: Fri, 23 Aug 2024 17:32:23 +0300 Subject: [PATCH 52/99] Revert "initial version of simpler recheck" This reverts commit 2d8c323aad002dbb73286a6d4026f72fd737dc40. --- mempool/clist_mempool.go | 48 +++++++++++----------------------------- 1 file changed, 13 insertions(+), 35 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 30614cf655a..4b227f27c20 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -742,22 +742,11 @@ func (mem *CListMempool) recheckTxs() { return } - var lastElement *clist.CElement - var firstElement *clist.CElement - for _, lane := range mem.sortedLanes { - if mem.lanes[lane].Len() != 0 { - lastElement = mem.lanes[lane].Back() - } - if firstElement == nil { - firstElement = mem.lanes[lane].Front() - } - } - mem.recheck.init(firstElement, lastElement) // Recheck all transactions in each lane, sequentially. // TODO: parallelize rechecking on lanes? -LANE_FOR_LOOP: for _, lane := range mem.sortedLanes { - mem.logger.Debug("recheck lane", "height", mem.height.Load(), "lane", lane, "num-txs", mem.lanes[lane].Len()) + mem.logger.Debug("Recheck lane", "height", mem.height.Load(), "lane", lane, "num-txs", mem.lanes[lane].Len()) + mem.recheck.init(mem.lanes[lane].Front(), mem.lanes[lane].Back()) // NOTE: handleCheckTxResponse may be called concurrently, but CheckTx cannot be executed concurrently // because this function has the lock (via Update and Lock). @@ -778,32 +767,21 @@ LANE_FOR_LOOP: // Flush any pending asynchronous recheck requests to process. mem.proxyAppConn.Flush(context.TODO()) - numlanes := len(mem.sortedLanes) + + // Give some time to finish processing the responses; then finish the rechecking process, even + // if not all txs were rechecked. select { - case <-time.After(mem.config.RecheckTimeout / time.Duration(numlanes+1)): - // mem.recheck.setDone() - continue LANE_FOR_LOOP - // mem.logger.Error("timed out waiting for recheck responses") + case <-time.After(mem.config.RecheckTimeout): + mem.recheck.setDone() + mem.logger.Error("Timed out waiting for recheck responses") case <-mem.recheck.doneRechecking(): } if n := mem.recheck.numPendingTxs.Load(); n > 0 { - mem.logger.Error("not all txs were rechecked", "not-rechecked", n) + mem.logger.Error("Not all txs were rechecked", "not-rechecked", n) } - mem.logger.Debug("done rechecking lane", "height", mem.height.Load(), "lane", lane) - } - // Give some time to finish processing the responses; then finish the rechecking process, even - // if not all txs were rechecked. - numlanes := len(mem.sortedLanes) - select { - case <-time.After(mem.config.RecheckTimeout / time.Duration(numlanes+1)): - mem.recheck.setDone() - mem.logger.Error("Timed out waiting for recheck responses") - case <-mem.recheck.doneRechecking(): - } - if n := mem.recheck.numPendingTxs.Load(); n > 0 { - mem.logger.Error("Not all txs were rechecked", "not-rechecked", n) + mem.logger.Debug("Done rechecking lane", "height", mem.height.Load(), "lane", lane) } mem.logger.Debug("Done rechecking", "height", mem.height.Load(), "num-txs", mem.Size()) @@ -833,9 +811,9 @@ func (rc *recheck) init(first, last *clist.CElement) { rc.doneCh = make(chan struct{}) rc.numPendingTxs.Store(0) rc.isRechecking.Store(true) - // rc.recheckFull.Store(false) + rc.recheckFull.Store(false) - // rc.tryFinish() + rc.tryFinish() } // done returns true when there is no recheck response to process. @@ -874,7 +852,7 @@ func (rc *recheck) tryFinish() bool { // not rechecked. func (rc *recheck) findNextEntryMatching(tx *types.Tx) bool { found := false - for ; !rc.done() && rc.cursor != nil; rc.cursor = rc.cursor.Next() { // when cursor is the last one, Next returns nil + for ; !rc.done(); rc.cursor = rc.cursor.Next() { // when cursor is the last one, Next returns nil expectedTx := rc.cursor.Value.(*mempoolTx).tx if bytes.Equal(*tx, expectedTx) { // Found an entry in the list of txs to recheck that matches tx. From d5acb7ea2535fb881a84304c450406f94371ed99 Mon Sep 17 00:00:00 2001 From: hvanz Date: Tue, 20 Aug 2024 09:57:15 +0300 Subject: [PATCH 53/99] Modify selection algorithm in apps to make them testable --- abci/example/kvstore/kvstore.go | 73 ++++++++++++++++++++-------- abci/example/kvstore/kvstore_test.go | 29 +++++++++++ test/e2e/app/app.go | 42 ++++++++++------ 3 files changed, 108 insertions(+), 36 deletions(-) diff --git a/abci/example/kvstore/kvstore.go b/abci/example/kvstore/kvstore.go index ac4bebba276..0490f9250a6 100644 --- a/abci/example/kvstore/kvstore.go +++ b/abci/example/kvstore/kvstore.go @@ -6,6 +6,7 @@ import ( "encoding/base64" "encoding/binary" "encoding/json" + "errors" "fmt" "strconv" "strings" @@ -14,7 +15,6 @@ import ( "github.com/cometbft/cometbft/abci/types" "github.com/cometbft/cometbft/crypto" cryptoenc "github.com/cometbft/cometbft/crypto/encoding" - "github.com/cometbft/cometbft/crypto/tmhash" "github.com/cometbft/cometbft/libs/log" "github.com/cometbft/cometbft/version" ) @@ -59,12 +59,13 @@ type Application struct { // NewApplication creates an instance of the kvstore from the provided database. func NewApplication(db dbm.DB) *Application { - // Map from lane name to its priority. Priority 0 is reserved. + // Map from lane name to its priority. Priority 0 is reserved. The higher + // the value, the higher the priority. lanes := map[string]uint32{ - "val": 1, // lane for validator updates - "foo": 3, // lane 2 - defaultLane: 7, - "bar": 9, // lane 3 + "val": 9, // for validator updates + "foo": 7, + defaultLane: 3, + "bar": 1, } // List of lane priorities @@ -166,34 +167,64 @@ func (app *Application) InitChain(_ context.Context, req *types.InitChainRequest // - `=` is not the first or last byte. // - if key is `val` that the validator update transaction is also valid. func (app *Application) CheckTx(_ context.Context, req *types.CheckTxRequest) (*types.CheckTxResponse, error) { + code := CodeTypeOK // If it is a validator update transaction, check that it is correctly formatted if isValidatorTx(req.Tx) { if _, _, _, err := parseValidatorTx(req.Tx); err != nil { - if app.useLanes { - return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat, Lane: app.lanes["val"]}, nil - } - return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat}, nil + code = CodeTypeInvalidTxFormat } } else if !isValidTx(req.Tx) { - return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat}, nil + code = CodeTypeInvalidTxFormat } if !app.useLanes { - return &types.CheckTxResponse{Code: CodeTypeOK, GasWanted: 1}, nil + return &types.CheckTxResponse{Code: code, GasWanted: 1}, nil + } + + lane := uint32(0) + if code == CodeTypeOK { + lane = app.assignLane(req.Tx) } - // Assign a lane to the transaction deterministically. - var lane uint32 - txHash := tmhash.Sum(req.Tx) + + return &types.CheckTxResponse{Code: code, GasWanted: 1, Lane: lane}, nil +} + +// assignLane deterministically computes a lane for the given tx. +func (app *Application) assignLane(tx []byte) uint32 { + if isValidatorTx(tx) { + return app.lanes["val"] // priority 9 + } + + key, _, err := parseTx(tx) + if err != nil { + return app.lanes[defaultLane] + } + + keyInt, err := strconv.Atoi(key) + if err != nil { + return app.lanes[defaultLane] + } + switch { - case txHash[0] == 1 && txHash[1] == 0 && txHash[2] == 0: - lane = app.lanes["foo"] - case txHash[0] == 1 && txHash[1] == 1 && txHash[2] == 1: - lane = app.lanes["bar"] + case keyInt%11 == 0: + return app.lanes["foo"] // priority 7 + case keyInt%3 == 0: + return app.lanes["bar"] // priority 1 default: - lane = app.lanes[defaultLane] + return app.lanes[defaultLane] // priority 3 } +} - return &types.CheckTxResponse{Code: CodeTypeOK, GasWanted: 1, Lane: lane}, nil +// parseTx parses a tx in 'key=value' format into a key and value. +func parseTx(tx []byte) (key, value string, err error) { + parts := bytes.Split(tx, []byte("=")) + if len(parts) != 2 { + return "", "", fmt.Errorf("invalid tx format: %q", string(tx)) + } + if len(parts[0]) == 0 { + return "", "", errors.New("key cannot be empty") + } + return string(parts[0]), string(parts[1]), nil } // Tx must have a format like key:value or key=value. That is: diff --git a/abci/example/kvstore/kvstore_test.go b/abci/example/kvstore/kvstore_test.go index a2da920174a..80a81ba42d5 100644 --- a/abci/example/kvstore/kvstore_test.go +++ b/abci/example/kvstore/kvstore_test.go @@ -238,6 +238,35 @@ func TestCheckTx(t *testing.T) { } } +func TestClientAssignLane(t *testing.T) { + kvstore := NewInMemoryApplication() + val := RandVal() + + testCases := []struct { + lane uint32 + tx []byte + }{ + {kvstore.lanes["foo"], NewTx("0", "0")}, + {kvstore.lanes[defaultLane], NewTx("1", "1")}, + {kvstore.lanes[defaultLane], NewTx("2", "2")}, + {kvstore.lanes["bar"], NewTx("3", "3")}, + {kvstore.lanes[defaultLane], NewTx("4", "4")}, + {kvstore.lanes[defaultLane], NewTx("5", "5")}, + {kvstore.lanes["bar"], NewTx("6", "6")}, + {kvstore.lanes[defaultLane], NewTx("7", "7")}, + {kvstore.lanes[defaultLane], NewTx("8", "8")}, + {kvstore.lanes["bar"], NewTx("9", "9")}, + {kvstore.lanes[defaultLane], NewTx("10", "10")}, + {kvstore.lanes["foo"], NewTx("11", "11")}, + {kvstore.lanes["bar"], NewTx("12", "12")}, + {kvstore.lanes["val"], MakeValSetChangeTx(val)}, + } + + for idx, tc := range testCases { + require.Equal(t, tc.lane, kvstore.assignLane(tc.tx), idx) + } +} + func TestClientServer(t *testing.T) { ctx, cancel := context.WithCancel(context.Background()) defer cancel() diff --git a/test/e2e/app/app.go b/test/e2e/app/app.go index 2da653a2374..c8ec3de13fe 100644 --- a/test/e2e/app/app.go +++ b/test/e2e/app/app.go @@ -25,7 +25,6 @@ import ( cmtproto "github.com/cometbft/cometbft/api/cometbft/types/v1" "github.com/cometbft/cometbft/crypto" cryptoenc "github.com/cometbft/cometbft/crypto/encoding" - "github.com/cometbft/cometbft/crypto/tmhash" "github.com/cometbft/cometbft/libs/log" "github.com/cometbft/cometbft/libs/protoio" cmttypes "github.com/cometbft/cometbft/types" @@ -162,11 +161,12 @@ func NewApplication(cfg *Config) (*Application, error) { logger := log.NewTMLogger(log.NewSyncWriter(os.Stdout)) logger.Info("Application started!") - // Map from lane name to its priority. Priority 0 is reserved. + // Map from lane name to its priority. Priority 0 is reserved. The higher + // the value, the higher the priority. lanes := map[string]uint32{ - "foo": 1, // lane 1 - "bar": 4, // lane 2 - defaultLane: 9, // default lane + "foo": 9, + "bar": 4, + defaultLane: 1, } // List of lane priorities @@ -315,19 +315,31 @@ func (app *Application) CheckTx(_ context.Context, req *abci.CheckTxRequest) (*a time.Sleep(app.cfg.CheckTxDelay) } - // Assign a lane to the transaction deterministically. - var lane uint32 - txHash := tmhash.Sum(req.Tx) + lane := app.assignLane(req.Tx) + + return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1, Lane: lane}, nil +} + +// assignLane deterministically computes a lane for the given tx. +func (app *Application) assignLane(tx []byte) uint32 { + key, _, err := parseTx(tx) + if err != nil { + return app.lanes[defaultLane] + } + + keyInt, err := strconv.Atoi(key) + if err != nil { + return app.lanes[defaultLane] + } + switch { - case txHash[0] == 0 && txHash[1] == 0 && txHash[2] == 0 && txHash[3] == 0: - lane = app.lanes["foo"] - case txHash[0] == 0: - lane = app.lanes["bar"] + case keyInt%11 == 0: + return app.lanes["foo"] // priority 7 + case keyInt%3 == 0: + return app.lanes["bar"] // priority 1 default: - lane = app.lanes[defaultLane] + return app.lanes[defaultLane] // priority 3 } - - return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1, Lane: lane}, nil } // FinalizeBlock implements ABCI. From 87f83d8be02abf62160a0f8cb27e619d6a263eff Mon Sep 17 00:00:00 2001 From: hvanz Date: Tue, 20 Aug 2024 10:02:21 +0300 Subject: [PATCH 54/99] Add TestMempoolAddTxLane --- mempool/clist_mempool_test.go | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 5c582cf48d7..6c7af212d13 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -254,6 +254,31 @@ func TestMempoolFilters(t *testing.T) { } } +func TestMempoolAddTxLane(t *testing.T) { + app := kvstore.NewInMemoryApplication() + cc := proxy.NewLocalClientCreator(app) + cfg := test.ResetTestRoot("mempool_test") + mp, cleanup := newMempoolWithAppAndConfig(cc, cfg) + defer cleanup() + + cases := []struct { + txID int + lane types.Lane + }{{0, 7}, {1, 3}, {2, 3}, {3, 1}, {4, 3}, {5, 3}, {6, 1}, {7, 3}, {8, 3}, {9, 1}, {10, 3}, {11, 7}, {12, 1}} + + for _, tc := range cases { + tx := kvstore.NewTxFromID(tc.txID) + expectedLane := tc.lane + + rr, err := mp.CheckTx(tx, noSender) + require.NoError(t, err) + rr.Wait() + + txLane := mp.txsMap[types.Tx(tx).Key()].Value.(*mempoolTx).lane + require.Equal(t, expectedLane, txLane, "id %x", tx) + } +} + func TestMempoolUpdate(t *testing.T) { app := kvstore.NewInMemoryApplication() cc := proxy.NewLocalClientCreator(app) From 046364ae9ff248d4be0bdfc18b6c98bbb31b74fa Mon Sep 17 00:00:00 2001 From: hvanz Date: Tue, 20 Aug 2024 13:26:46 +0300 Subject: [PATCH 55/99] simplify test --- mempool/clist_mempool_test.go | 23 ++++++++++++----------- 1 file changed, 12 insertions(+), 11 deletions(-) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 6c7af212d13..91bec25b81d 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -261,21 +261,22 @@ func TestMempoolAddTxLane(t *testing.T) { mp, cleanup := newMempoolWithAppAndConfig(cc, cfg) defer cleanup() - cases := []struct { - txID int - lane types.Lane - }{{0, 7}, {1, 3}, {2, 3}, {3, 1}, {4, 3}, {5, 3}, {6, 1}, {7, 3}, {8, 3}, {9, 1}, {10, 3}, {11, 7}, {12, 1}} - - for _, tc := range cases { - tx := kvstore.NewTxFromID(tc.txID) - expectedLane := tc.lane - + for i := 0; i < 100; i++ { + tx := kvstore.NewTxFromID(i) rr, err := mp.CheckTx(tx, noSender) require.NoError(t, err) rr.Wait() - txLane := mp.txsMap[types.Tx(tx).Key()].Value.(*mempoolTx).lane - require.Equal(t, expectedLane, txLane, "id %x", tx) + // Check that the lane stored in the mempool entry is the same as the + // one assigned by the application. + lane := mp.txsMap[types.Tx(tx).Key()].Value.(*mempoolTx).lane + expectedLane := 3 + if i%11 == 0 { + expectedLane = 7 + } else if i%3 == 0 { + expectedLane = 1 + } + require.Equal(t, types.Lane(expectedLane), lane, "id %x", tx) } } From 64a9e5418ed81d41a2663671f5e6bb3353d8ad6e Mon Sep 17 00:00:00 2001 From: hvanz Date: Wed, 21 Aug 2024 11:19:27 +0300 Subject: [PATCH 56/99] simplify test --- mempool/clist_mempool_test.go | 20 ++++++++++++-------- 1 file changed, 12 insertions(+), 8 deletions(-) diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 91bec25b81d..1406b7df2ff 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -269,15 +269,19 @@ func TestMempoolAddTxLane(t *testing.T) { // Check that the lane stored in the mempool entry is the same as the // one assigned by the application. - lane := mp.txsMap[types.Tx(tx).Key()].Value.(*mempoolTx).lane - expectedLane := 3 - if i%11 == 0 { - expectedLane = 7 - } else if i%3 == 0 { - expectedLane = 1 - } - require.Equal(t, types.Lane(expectedLane), lane, "id %x", tx) + entry := mp.txsMap[types.Tx(tx).Key()].Value.(*mempoolTx) + require.Equal(t, kvstoreAssignLane(i), entry.lane, "id %x", tx) + } +} + +func kvstoreAssignLane(key int) types.Lane { + lane := 3 + if key%11 == 0 { + lane = 7 + } else if key%3 == 0 { + lane = 1 } + return types.Lane(lane) } func TestMempoolUpdate(t *testing.T) { From 2e4bc1352ad280f37f298c7df0ca729131928ab7 Mon Sep 17 00:00:00 2001 From: hvanz Date: Thu, 22 Aug 2024 13:41:18 +0300 Subject: [PATCH 57/99] revert changes to app.go --- test/e2e/app/app.go | 42 +++++++++++++++--------------------------- 1 file changed, 15 insertions(+), 27 deletions(-) diff --git a/test/e2e/app/app.go b/test/e2e/app/app.go index c8ec3de13fe..2da653a2374 100644 --- a/test/e2e/app/app.go +++ b/test/e2e/app/app.go @@ -25,6 +25,7 @@ import ( cmtproto "github.com/cometbft/cometbft/api/cometbft/types/v1" "github.com/cometbft/cometbft/crypto" cryptoenc "github.com/cometbft/cometbft/crypto/encoding" + "github.com/cometbft/cometbft/crypto/tmhash" "github.com/cometbft/cometbft/libs/log" "github.com/cometbft/cometbft/libs/protoio" cmttypes "github.com/cometbft/cometbft/types" @@ -161,12 +162,11 @@ func NewApplication(cfg *Config) (*Application, error) { logger := log.NewTMLogger(log.NewSyncWriter(os.Stdout)) logger.Info("Application started!") - // Map from lane name to its priority. Priority 0 is reserved. The higher - // the value, the higher the priority. + // Map from lane name to its priority. Priority 0 is reserved. lanes := map[string]uint32{ - "foo": 9, - "bar": 4, - defaultLane: 1, + "foo": 1, // lane 1 + "bar": 4, // lane 2 + defaultLane: 9, // default lane } // List of lane priorities @@ -315,31 +315,19 @@ func (app *Application) CheckTx(_ context.Context, req *abci.CheckTxRequest) (*a time.Sleep(app.cfg.CheckTxDelay) } - lane := app.assignLane(req.Tx) - - return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1, Lane: lane}, nil -} - -// assignLane deterministically computes a lane for the given tx. -func (app *Application) assignLane(tx []byte) uint32 { - key, _, err := parseTx(tx) - if err != nil { - return app.lanes[defaultLane] - } - - keyInt, err := strconv.Atoi(key) - if err != nil { - return app.lanes[defaultLane] - } - + // Assign a lane to the transaction deterministically. + var lane uint32 + txHash := tmhash.Sum(req.Tx) switch { - case keyInt%11 == 0: - return app.lanes["foo"] // priority 7 - case keyInt%3 == 0: - return app.lanes["bar"] // priority 1 + case txHash[0] == 0 && txHash[1] == 0 && txHash[2] == 0 && txHash[3] == 0: + lane = app.lanes["foo"] + case txHash[0] == 0: + lane = app.lanes["bar"] default: - return app.lanes[defaultLane] // priority 3 + lane = app.lanes[defaultLane] } + + return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1, Lane: lane}, nil } // FinalizeBlock implements ABCI. From 39222df5aeafc13e95e77cbbab28d28ded20e48b Mon Sep 17 00:00:00 2001 From: hvanz Date: Thu, 22 Aug 2024 15:20:10 +0300 Subject: [PATCH 58/99] empty commit to trigger ci From b0e00f963ccf08632ad5689dc9fccdcde4afca76 Mon Sep 17 00:00:00 2001 From: hvanz Date: Fri, 23 Aug 2024 18:10:54 +0300 Subject: [PATCH 59/99] Do early returns when code != ok on CheckTx --- abci/example/kvstore/kvstore.go | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) diff --git a/abci/example/kvstore/kvstore.go b/abci/example/kvstore/kvstore.go index 0490f9250a6..7d1ba96e9f5 100644 --- a/abci/example/kvstore/kvstore.go +++ b/abci/example/kvstore/kvstore.go @@ -167,26 +167,21 @@ func (app *Application) InitChain(_ context.Context, req *types.InitChainRequest // - `=` is not the first or last byte. // - if key is `val` that the validator update transaction is also valid. func (app *Application) CheckTx(_ context.Context, req *types.CheckTxRequest) (*types.CheckTxResponse, error) { - code := CodeTypeOK // If it is a validator update transaction, check that it is correctly formatted if isValidatorTx(req.Tx) { if _, _, _, err := parseValidatorTx(req.Tx); err != nil { - code = CodeTypeInvalidTxFormat + return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat}, nil //nolint:nilerr // error is not nil but it returns nil } } else if !isValidTx(req.Tx) { - code = CodeTypeInvalidTxFormat + return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat}, nil } if !app.useLanes { - return &types.CheckTxResponse{Code: code, GasWanted: 1}, nil + return &types.CheckTxResponse{Code: CodeTypeOK, GasWanted: 1}, nil } - lane := uint32(0) - if code == CodeTypeOK { - lane = app.assignLane(req.Tx) - } - - return &types.CheckTxResponse{Code: code, GasWanted: 1, Lane: lane}, nil + lane := app.assignLane(req.Tx) + return &types.CheckTxResponse{Code: CodeTypeOK, GasWanted: 1, Lane: lane}, nil } // assignLane deterministically computes a lane for the given tx. From 0a6bdf7239e73270bb89c026b9413cb99dea5af7 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Hern=C3=A1n=20Vanzetto?= <15466498+hvanz@users.noreply.github.com> Date: Fri, 23 Aug 2024 18:13:13 +0300 Subject: [PATCH 60/99] Update abci/example/kvstore/kvstore.go Co-authored-by: Jasmina Malicevic --- abci/example/kvstore/kvstore.go | 1 + 1 file changed, 1 insertion(+) diff --git a/abci/example/kvstore/kvstore.go b/abci/example/kvstore/kvstore.go index 7d1ba96e9f5..9de4b929838 100644 --- a/abci/example/kvstore/kvstore.go +++ b/abci/example/kvstore/kvstore.go @@ -195,6 +195,7 @@ func (app *Application) assignLane(tx []byte) uint32 { return app.lanes[defaultLane] } +// If the tx is of the form 2=2 we will assign it a lane. For any other type of transaction sent to the kvstore, it will go to the default lane. keyInt, err := strconv.Atoi(key) if err != nil { return app.lanes[defaultLane] From 024b3a80830104df5e4b2e29c174f741ab7dbf74 Mon Sep 17 00:00:00 2001 From: hvanz Date: Fri, 23 Aug 2024 18:16:28 +0300 Subject: [PATCH 61/99] comment --- abci/example/kvstore/kvstore.go | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/abci/example/kvstore/kvstore.go b/abci/example/kvstore/kvstore.go index 9de4b929838..b4ee0e5fb76 100644 --- a/abci/example/kvstore/kvstore.go +++ b/abci/example/kvstore/kvstore.go @@ -195,7 +195,9 @@ func (app *Application) assignLane(tx []byte) uint32 { return app.lanes[defaultLane] } -// If the tx is of the form 2=2 we will assign it a lane. For any other type of transaction sent to the kvstore, it will go to the default lane. + // If the transaction key is an integer (for example, a transaction of the + // form 2=2), we will assign a lane. Any other type of transaction will go + // to the default lane. keyInt, err := strconv.Atoi(key) if err != nil { return app.lanes[defaultLane] From 279ab9d445b932a561347077eb59b82fdea02195 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Hern=C3=A1n=20Vanzetto?= <15466498+hvanz@users.noreply.github.com> Date: Mon, 26 Aug 2024 13:19:21 +0200 Subject: [PATCH 62/99] feat(lanes): Add non-blocking iterator (#3847) For reaping and rechecking. Implements WRR scheduling. Also moved all iterator tests to `clist_iterator_test.go`. --- #### PR checklist - [x] Tests written/updated - [ ] Changelog entry added in `.changelog` (we use [unclog](https://github.com/informalsystems/unclog) to manage our changelog) - [ ] Updated relevant documentation (`docs/` or `spec/`) and code comments --------- Co-authored-by: Jasmina Malicevic --- mempool/clist_iterator_test.go | 402 +++++++++++++++++++++++++++++++++ mempool/clist_mempool.go | 189 ++++++++++++---- mempool/clist_mempool_test.go | 281 +---------------------- mempool/reactor.go | 2 +- mempool/reactor_test.go | 1 + 5 files changed, 545 insertions(+), 330 deletions(-) create mode 100644 mempool/clist_iterator_test.go diff --git a/mempool/clist_iterator_test.go b/mempool/clist_iterator_test.go new file mode 100644 index 00000000000..59ce4bcf8cd --- /dev/null +++ b/mempool/clist_iterator_test.go @@ -0,0 +1,402 @@ +package mempool + +import ( + "sync" + "sync/atomic" + "testing" + "time" + + "github.com/stretchr/testify/mock" + "github.com/stretchr/testify/require" + + abciclimocks "github.com/cometbft/cometbft/abci/client/mocks" + "github.com/cometbft/cometbft/abci/example/kvstore" + abci "github.com/cometbft/cometbft/abci/types" + "github.com/cometbft/cometbft/internal/test" + "github.com/cometbft/cometbft/proxy" + "github.com/cometbft/cometbft/types" +) + +func TestIteratorNonBlocking(t *testing.T) { + app := kvstore.NewInMemoryApplication() + cc := proxy.NewLocalClientCreator(app) + cfg := test.ResetTestRoot("mempool_test") + mp, cleanup := newMempoolWithAppAndConfig(cc, cfg) + defer cleanup() + + // Add all txs with id up to n. + n := 100 + for i := 0; i < n; i++ { + tx := kvstore.NewTxFromID(i) + rr, err := mp.CheckTx(tx, noSender) + require.NoError(t, err) + rr.Wait() + } + require.Equal(t, n, mp.Size()) + + iter := mp.NewWRRIterator() + expectedOrder := []int{ + 0, 11, 22, 33, 44, 55, 66, // lane 7 + 1, 2, 4, // lane 3 + 3, // lane 1 + 77, 88, 99, + 5, 7, 8, + 6, + 10, 13, 14, + 9, + 16, 17, 19, + 12, + 20, 23, 25, + 15, + } + + var next Entry + counter := 0 + + // Check that txs are picked by the iterator in the expected order. + for _, id := range expectedOrder { + next = iter.Next() + require.NotNil(t, next) + require.Equal(t, types.Tx(kvstore.NewTxFromID(id)), next.Tx(), "id=%v", id) + counter++ + } + + // Check that the rest of the entries are also consumed. + for { + if next = iter.Next(); next == nil { + break + } + counter++ + } + require.Equal(t, n, counter) +} + +func TestIteratorNonBlockingOneLane(t *testing.T) { + app := kvstore.NewInMemoryApplication() + cc := proxy.NewLocalClientCreator(app) + cfg := test.ResetTestRoot("mempool_test") + mp, cleanup := newMempoolWithAppAndConfig(cc, cfg) + defer cleanup() + + // Add all txs with id up to n to one lane. + n := 100 + for i := 0; i < n; i++ { + if i%11 != 0 { + continue + } + tx := kvstore.NewTxFromID(i) + rr, err := mp.CheckTx(tx, noSender) + require.NoError(t, err) + rr.Wait() + } + require.Equal(t, 10, mp.Size()) + + iter := mp.NewWRRIterator() + expectedOrder := []int{0, 11, 22, 33, 44, 55, 66, 77, 88, 99} + + var next Entry + counter := 0 + + // Check that txs are picked by the iterator in the expected order. + for _, id := range expectedOrder { + next = iter.Next() + require.NotNil(t, next) + require.Equal(t, types.Tx(kvstore.NewTxFromID(id)), next.Tx(), "id=%v", id) + counter++ + } + + next = iter.Next() + require.Nil(t, next) +} + +// We have two iterators fetching transactions that +// then get removed. +func TestIteratorRace(t *testing.T) { + mockClient := new(abciclimocks.Client) + mockClient.On("Start").Return(nil) + mockClient.On("SetLogger", mock.Anything) + mockClient.On("Error").Return(nil).Times(100) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1, 2, 3}, DefaultLanePriority: 1}, nil) + + mp, cleanup := newMempoolWithAppMock(mockClient) + defer cleanup() + + // Disable rechecking to make sure the recheck logic is not interferint. + mp.config.Recheck = false + + const numLanes = 3 + const numTxs = 100 + + var wg sync.WaitGroup + wg.Add(2) + + var counter atomic.Int64 + go func() { + waitForNumTxsInMempool(numTxs, mp) + + go func() { + defer wg.Done() + + for counter.Load() < int64(numTxs) { + iter := mp.NewBlockingWRRIterator() + entry := <-iter.WaitNextCh() + if entry == nil { + continue + } + tx := entry.Tx() + err := mp.Update(1, []types.Tx{tx}, abciResponses(1, 0), nil, nil) + require.NoError(t, err, tx) + counter.Add(1) + } + }() + + go func() { + defer wg.Done() + + for counter.Load() < int64(numTxs) { + iter := mp.NewBlockingWRRIterator() + entry := <-iter.WaitNextCh() + if entry == nil { + continue + } + tx := entry.Tx() + err := mp.Update(1, []types.Tx{tx}, abciResponses(1, 0), nil, nil) + require.NoError(t, err, tx) + counter.Add(1) + } + }() + }() + + // This was introduced because without a separate function + // we have to sleep to wait for all txs to get into the mempool. + // This way we loop in the function above until it is fool + // without arbitrary timeouts. + go func() { + for i := 1; i <= int(numTxs); i++ { + tx := kvstore.NewTxFromID(i) + + currLane := (i % numLanes) + 1 + reqRes := newReqResWithLanes(tx, abci.CodeTypeOK, abci.CHECK_TX_TYPE_CHECK, uint32(currLane)) + require.NotNil(t, reqRes) + + mockClient.On("CheckTxAsync", mock.Anything, mock.Anything).Return(reqRes, nil).Once() + _, err := mp.CheckTx(tx, "") + require.NoError(t, err, err) + reqRes.InvokeCallback() + } + }() + + wg.Wait() + + require.Equal(t, counter.Load(), int64(numTxs+1)) +} + +func TestIteratorEmptyLanes(t *testing.T) { + app := kvstore.NewInMemoryApplication() + cc := proxy.NewLocalClientCreator(app) + + cfg := test.ResetTestRoot("mempool_empty_test") + mp, cleanup := newMempoolWithAppAndConfig(cc, cfg) + defer cleanup() + + go func() { + iter := mp.NewBlockingWRRIterator() + require.Zero(t, mp.Size()) + entry := <-iter.WaitNextCh() + require.NotNil(t, entry) + require.EqualValues(t, entry.Tx(), kvstore.NewTxFromID(1)) + }() + time.Sleep(100 * time.Millisecond) + + tx := kvstore.NewTxFromID(1) + res := abci.ToCheckTxResponse(&abci.CheckTxResponse{Code: abci.CodeTypeOK}) + mp.handleCheckTxResponse(tx, "")(res) + require.Equal(t, 1, mp.Size(), "pool size mismatch") +} + +// Without lanes transactions should be returned as they were +// submitted - increasing tx IDs. +func TestIteratorNoLanes(t *testing.T) { + app := kvstore.NewInMemoryApplication() + app.SetUseLanes(false) + cc := proxy.NewLocalClientCreator(app) + + cfg := test.ResetTestRoot("mempool_test") + mp, cleanup := newMempoolWithAppAndConfig(cc, cfg) + defer cleanup() + + const n = numTxs + + var wg sync.WaitGroup + wg.Add(1) + + // Spawn a goroutine that iterates on the list until counting n entries. + counter := 0 + go func() { + defer wg.Done() + + iter := mp.NewBlockingWRRIterator() + for counter < n { + entry := <-iter.WaitNextCh() + if entry == nil { + continue + } + require.EqualValues(t, entry.Tx(), kvstore.NewTxFromID(counter)) + counter++ + } + }() + + // Add n transactions with sequential ids. + for i := 0; i < n; i++ { + tx := kvstore.NewTxFromID(i) + rr, err := mp.CheckTx(tx, "") + require.NoError(t, err) + rr.Wait() + } + + wg.Wait() + require.Equal(t, n, counter) +} + +// TODO automate the lane numbers so we can change the number of lanes +// and increase the number of transactions. +func TestIteratorExactOrder(t *testing.T) { + mockClient := new(abciclimocks.Client) + mockClient.On("Start").Return(nil) + mockClient.On("SetLogger", mock.Anything) + mockClient.On("Error").Return(nil).Times(100) + mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1, 2, 3}, DefaultLanePriority: 1}, nil) + + mp, cleanup := newMempoolWithAppMock(mockClient) + defer cleanup() + + // Disable rechecking to make sure the recheck logic is not interferint. + mp.config.Recheck = false + + const numLanes = 3 + const numTxs = 11 + // Transactions are ordered into lanes by their IDs. This is the order in + // which they should appear following WRR + expectedTxIDs := []int{2, 5, 8, 1, 4, 3, 11, 7, 10, 6, 9} + + var wg sync.WaitGroup + wg.Add(1) + go func() { + defer wg.Done() + waitForNumTxsInMempool(numTxs, mp) + t.Log("Mempool full, starting to pick up transactions", mp.Size()) + + iter := mp.NewBlockingWRRIterator() + for i := 0; i < numTxs; i++ { + entry := <-iter.WaitNextCh() + if entry == nil { + continue + } + require.EqualValues(t, entry.Tx(), kvstore.NewTxFromID(expectedTxIDs[i])) + } + }() + + // This was introduced because without a separate function + // we have to sleep to wait for all txs to get into the mempool. + // This way we loop in the function above until it is fool + // without arbitrary timeouts. + go func() { + for i := 1; i <= numTxs; i++ { + tx := kvstore.NewTxFromID(i) + + currLane := (i % numLanes) + 1 + reqRes := newReqResWithLanes(tx, abci.CodeTypeOK, abci.CHECK_TX_TYPE_CHECK, uint32(currLane)) + require.NotNil(t, reqRes) + + mockClient.On("CheckTxAsync", mock.Anything, mock.Anything).Return(reqRes, nil).Once() + _, err := mp.CheckTx(tx, "") + require.NoError(t, err, err) + reqRes.InvokeCallback() + } + }() + + wg.Wait() +} + +// This only tests that all transactions were submitted. +func TestIteratorCountOnly(t *testing.T) { + app := kvstore.NewInMemoryApplication() + cc := proxy.NewLocalClientCreator(app) + + cfg := test.ResetTestRoot("mempool_test") + mp, cleanup := newMempoolWithAppAndConfig(cc, cfg) + defer cleanup() + + var wg sync.WaitGroup + wg.Add(1) + + const n = numTxs + + // Spawn a goroutine that iterates on the list until counting n entries. + counter := 0 + go func() { + defer wg.Done() + + iter := mp.NewBlockingWRRIterator() + for counter < n { + entry := <-iter.WaitNextCh() + if entry == nil { + continue + } + counter++ + } + }() + + // Add n transactions with sequential ids. + for i := 0; i < n; i++ { + tx := kvstore.NewTxFromID(i) + rr, err := mp.CheckTx(tx, "") + require.NoError(t, err) + rr.Wait() + } + + wg.Wait() + require.Equal(t, n, counter) +} + +func TestReapOrderMatchesGossipOrder(t *testing.T) { + app := kvstore.NewInMemoryApplication() + cc := proxy.NewLocalClientCreator(app) + mp, cleanup := newMempoolWithApp(cc) + defer cleanup() + + const n = 10 + + // Add a bunch of txs. + for i := 1; i <= n; i++ { + tx := kvstore.NewTxFromID(i) + rr, err := mp.CheckTx(tx, "") + require.NoError(t, err, err) + rr.Wait() + } + require.Equal(t, n, mp.Size()) + + gossipIter := mp.NewBlockingWRRIterator() + reapIter := mp.NewWRRIterator() + + // Check that both iterators return the same entry as in the reaped txs. + txs := make([]types.Tx, n) + reapedTxs := mp.ReapMaxTxs(n) + for i, reapedTx := range reapedTxs { + entry := <-gossipIter.WaitNextCh() + // entry can be nil only when an entry is removed concurrently. + require.NotNil(t, entry) + gossipTx := entry.Tx() + + reapTx := reapIter.Next().Tx() + txs[i] = reapTx + + require.EqualValues(t, reapTx, gossipTx) + require.EqualValues(t, reapTx, reapedTx) + } + require.EqualValues(t, txs, reapedTxs) + + err := mp.Update(1, txs, abciResponses(len(txs), abci.CodeTypeOK), nil, nil) + require.NoError(t, err) + require.Zero(t, mp.Size()) +} diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 4b227f27c20..15f818714d3 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -64,6 +64,8 @@ type CListMempool struct { defaultLane types.Lane sortedLanes []types.Lane // lanes sorted by priority + reapIter *NonBlockingWRRIterator + // Keep a cache of already-seen txs. // This reduces the pressure on the proxyApp. cache TxCache @@ -118,6 +120,8 @@ func NewCListMempool( slices.Reverse(mp.sortedLanes) } + mp.reapIter = mp.NewWRRIterator() + if cfg.CacheSize > 0 { mp.cache = NewLRUTxCache(cfg.CacheSize) } else { @@ -610,31 +614,32 @@ func (mem *CListMempool) ReapMaxBytesMaxGas(maxBytes, maxGas int64) types.Txs { // size per tx, and set the initial capacity based off of that. // txs := make([]types.Tx, 0, cmtmath.MinInt(mem.Size(), max/mem.avgTxSize)) txs := make([]types.Tx, 0, mem.Size()) - for _, lane := range mem.sortedLanes { - for e := mem.lanes[lane].Front(); e != nil; e = e.Next() { - memTx := e.Value.(*mempoolTx) - - txs = append(txs, memTx.tx) + mem.reapIter.Reset(mem.lanes) + for { + memTx := mem.reapIter.Next() + if memTx == nil { + break + } + txs = append(txs, memTx.Tx()) - dataSize := types.ComputeProtoSizeForTxs([]types.Tx{memTx.tx}) + dataSize := types.ComputeProtoSizeForTxs([]types.Tx{memTx.Tx()}) - // Check total size requirement - if maxBytes > -1 && runningSize+dataSize > maxBytes { - return txs[:len(txs)-1] - } + // Check total size requirement + if maxBytes > -1 && runningSize+dataSize > maxBytes { + return txs[:len(txs)-1] + } - runningSize += dataSize + runningSize += dataSize - // Check total gas requirement. - // If maxGas is negative, skip this check. - // Since newTotalGas < masGas, which - // must be non-negative, it follows that this won't overflow. - newTotalGas := totalGas + memTx.gasWanted - if maxGas > -1 && newTotalGas > maxGas { - return txs[:len(txs)-1] - } - totalGas = newTotalGas + // Check total gas requirement. + // If maxGas is negative, skip this check. + // Since newTotalGas < masGas, which + // must be non-negative, it follows that this won't overflow. + newTotalGas := totalGas + memTx.GasWanted() + if maxGas > -1 && newTotalGas > maxGas { + return txs[:len(txs)-1] } + totalGas = newTotalGas } return txs } @@ -649,11 +654,13 @@ func (mem *CListMempool) ReapMaxTxs(max int) types.Txs { } txs := make([]types.Tx, 0, cmtmath.MinInt(mem.Size(), max)) - for _, lane := range mem.sortedLanes { - for e := mem.lanes[lane].Front(); e != nil && len(txs) <= max; e = e.Next() { - memTx := e.Value.(*mempoolTx) - txs = append(txs, memTx.tx) + mem.reapIter.Reset(mem.lanes) + for len(txs) <= max { + memTx := mem.reapIter.Next() + if memTx == nil { + break } + txs = append(txs, memTx.Tx()) } return txs } @@ -888,20 +895,103 @@ func (rc *recheck) consideredFull() bool { return rc.recheckFull.Load() } -// CListIterator implements an Iterator that traverses the lanes with the classical Weighted Round -// Robin (WRR) algorithm. -type CListIterator struct { - mp *CListMempool // to wait on and retrieve the first entry - currentLaneIndex int // current lane being iterated; index on mp.sortedLanes - counters map[types.Lane]uint32 // counters of accessed entries for WRR algorithm - cursors map[types.Lane]*clist.CElement // last accessed entries on each lane +// WRRIterator is the base struct for implementing iterators that traverse lanes with +// the classical Weighted Round Robin (WRR) algorithm. +type WRRIterator struct { + sortedLanes []types.Lane + laneIndex int // current lane being iterated; index on sortedLanes + counters map[types.Lane]uint // counters of consumed entries, for WRR algorithm + cursors map[types.Lane]*clist.CElement // last accessed entries on each lane +} + +func (iter *WRRIterator) nextLane() types.Lane { + iter.laneIndex = (iter.laneIndex + 1) % len(iter.sortedLanes) + return iter.sortedLanes[iter.laneIndex] +} + +// Non-blocking version of the WRR iterator to be used for reaping and +// rechecking transactions. +// +// Lock must be held on the mempool when iterating: the mempool cannot be +// modified while iterating. +type NonBlockingWRRIterator struct { + WRRIterator +} + +func (mem *CListMempool) NewWRRIterator() *NonBlockingWRRIterator { + baseIter := WRRIterator{ + sortedLanes: mem.sortedLanes, + counters: make(map[types.Lane]uint, len(mem.lanes)), + cursors: make(map[types.Lane]*clist.CElement, len(mem.lanes)), + } + iter := &NonBlockingWRRIterator{ + WRRIterator: baseIter, + } + iter.Reset(mem.lanes) + return iter +} + +// Reset must be called before every use of the iterator. +func (iter *NonBlockingWRRIterator) Reset(lanes map[types.Lane]*clist.CList) { + iter.laneIndex = 0 + for i := range iter.counters { + iter.counters[i] = 0 + } + // Set cursors at the beginning of each lane. + for lane := range lanes { + iter.cursors[lane] = lanes[lane].Front() + } +} + +// Next returns the next element according to the WRR algorithm. +func (iter *NonBlockingWRRIterator) Next() Entry { + lane := iter.sortedLanes[iter.laneIndex] + numEmptyLanes := 0 + for { + // Skip empty lane or if cursor is at end of lane. + if iter.cursors[lane] == nil { + numEmptyLanes++ + if numEmptyLanes >= len(iter.sortedLanes) { + return nil + } + lane = iter.nextLane() + continue + } + // Skip over-consumed lane. + if iter.counters[lane] >= uint(lane) { + iter.counters[lane] = 0 + numEmptyLanes = 0 + lane = iter.nextLane() + continue + } + break + } + elem := iter.cursors[lane] + if elem == nil { + panic(fmt.Errorf("Iterator picked a nil entry on lane %d", lane)) + } + iter.cursors[lane] = iter.cursors[lane].Next() + iter.counters[lane]++ + return elem.Value.(*mempoolTx) } -func (mem *CListMempool) NewIterator() Iterator { - return &CListIterator{ - mp: mem, - counters: make(map[types.Lane]uint32, len(mem.sortedLanes)), - cursors: make(map[types.Lane]*clist.CElement, len(mem.sortedLanes)), +// BlockingWRRIterator implements a blocking version of the WRR iterator, +// meaning that when no transaction is available, it will wait until a new one +// is added to the mempool. +type BlockingWRRIterator struct { + WRRIterator + mp *CListMempool +} + +func (mem *CListMempool) NewBlockingWRRIterator() Iterator { + iter := WRRIterator{ + sortedLanes: mem.sortedLanes, + counters: make(map[types.Lane]uint, len(mem.sortedLanes)), + cursors: make(map[types.Lane]*clist.CElement, len(mem.sortedLanes)), + } + return &BlockingWRRIterator{ + WRRIterator: iter, + mp: mem, } } @@ -910,7 +1000,7 @@ func (mem *CListMempool) NewIterator() Iterator { // the list. // // Unsafe for concurrent use by multiple goroutines. -func (iter *CListIterator) WaitNextCh() <-chan Entry { +func (iter *BlockingWRRIterator) WaitNextCh() <-chan Entry { ch := make(chan Entry) go func() { // Add the next entry to the channel if not nil. @@ -925,14 +1015,15 @@ func (iter *CListIterator) WaitNextCh() <-chan Entry { return ch } -// PickLane returns a _valid_ lane on which to iterate, according to the WRR algorithm. A lane is -// valid if it is not empty or the number of accessed entries in the lane has not yet reached its -// priority value. -func (iter *CListIterator) PickLane() types.Lane { +// PickLane returns a _valid_ lane on which to iterate, according to the WRR +// algorithm. A lane is valid if it is not empty or it is not over-consumed, +// meaning that the number of accessed entries in the lane has not yet reached +// its priority value in the current WRR iteration. +func (iter *BlockingWRRIterator) PickLane() types.Lane { // Loop until finding a valid lanes // If the current lane is not valid, continue with the next lane with lower priority, in a // round robin fashion. - lane := iter.mp.sortedLanes[iter.currentLaneIndex] + lane := iter.sortedLanes[iter.laneIndex] iter.mp.addTxChMtx.RLock() defer iter.mp.addTxChMtx.RUnlock() @@ -943,10 +1034,9 @@ func (iter *CListIterator) PickLane() types.Lane { (iter.cursors[lane] != nil && iter.cursors[lane].Value.(*mempoolTx).seq == iter.mp.addTxLaneSeqs[lane]) { prevLane := lane - iter.currentLaneIndex = (iter.currentLaneIndex + 1) % len(iter.mp.sortedLanes) - lane = iter.mp.sortedLanes[iter.currentLaneIndex] + lane = iter.nextLane() nIter++ - if nIter >= len(iter.mp.sortedLanes) { + if nIter >= len(iter.sortedLanes) { ch := iter.mp.addTxCh iter.mp.addTxChMtx.RUnlock() iter.mp.logger.Info("YYY PickLane, bef block", "lane", lane, "prevLane", prevLane) @@ -959,12 +1049,11 @@ func (iter *CListIterator) PickLane() types.Lane { continue } - if iter.counters[lane] >= uint32(lane) { + if iter.counters[lane] >= uint(lane) { // Reset the counter only when the limit on the lane was reached. iter.counters[lane] = 0 - iter.currentLaneIndex = (iter.currentLaneIndex + 1) % len(iter.mp.sortedLanes) prevLane := lane - lane = iter.mp.sortedLanes[iter.currentLaneIndex] + lane = iter.nextLane() nIter = 0 iter.mp.logger.Info("YYY PickLane, skipped lane 2", "lane", prevLane, "new Lane ", lane) continue @@ -975,7 +1064,7 @@ func (iter *CListIterator) PickLane() types.Lane { } } -// Next implements the classical Weighted Round Robin (WRR) algorithm. +// Next returns the next element according to the WRR algorithm. // // In classical WRR, the iterator cycles over the lanes. When a lane is selected, Next returns an // entry from the selected lane. On subsequent calls, Next will return the next entries from the @@ -984,7 +1073,7 @@ func (iter *CListIterator) PickLane() types.Lane { // // TODO: Note that this code does not block waiting for an available entry on a CList or a CElement, as // was the case on the original code. Is this the best way to do it? -func (iter *CListIterator) Next() *clist.CElement { +func (iter *BlockingWRRIterator) Next() *clist.CElement { lane := iter.PickLane() // Load the last accessed entry in the lane and set the next one. var next *clist.CElement diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 9f60f5a7863..86826f3e149 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -1,7 +1,6 @@ package mempool import ( - "bytes" "context" "encoding/binary" "errors" @@ -10,7 +9,6 @@ import ( "os" "strconv" "sync" - "sync/atomic" "testing" "time" @@ -173,8 +171,8 @@ func TestReapMaxBytesMaxGas(t *testing.T) { // Ensure gas calculation behaves as expected checkTxs(t, mp, 1) - iter := mp.NewIterator() - tx0 := <-iter.WaitNextCh() + iter := mp.NewWRRIterator() + tx0 := iter.Next() require.NotNil(t, tx0) require.Equal(t, tx0.GasWanted(), int64(1), "transactions gas was set incorrectly") // ensure each tx is 20 bytes long @@ -838,126 +836,6 @@ func TestMempoolConcurrentUpdateAndReceiveCheckTxResponse(t *testing.T) { } } -// We have two iterators fetching transactions that -// then get removed. -func TestMempoolIteratorRace(t *testing.T) { - mockClient := new(abciclimocks.Client) - mockClient.On("Start").Return(nil) - mockClient.On("SetLogger", mock.Anything) - mockClient.On("Error").Return(nil).Times(100) - mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1, 2, 3}, DefaultLanePriority: 1}, nil) - - mp, cleanup := newMempoolWithAppMock(mockClient) - defer cleanup() - - // Disable rechecking to make sure the recheck logic is not interferint. - mp.config.Recheck = false - - numLanes := 3 - n := int64(100) // Number of transactions - - var wg sync.WaitGroup - - wg.Add(2) - var counter atomic.Int64 - go func() { - // Wait for at least some transactions to get into the mempool - for mp.Size() < int(n) { - time.Sleep(time.Second) - } - fmt.Println("mempool height ", mp.height.Load()) - - go func() { - defer wg.Done() - - for counter.Load() < n { - iter := mp.NewIterator() - entry := <-iter.WaitNextCh() - if entry == nil { - continue - } - tx := entry.Tx() - - txs := []types.Tx{tx} - - resp := abciResponses(1, 0) - err := mp.Update(1, txs, resp, nil, nil) - - require.NoError(t, err, tx) - counter.Add(1) - } - }() - - go func() { - defer wg.Done() - - for counter.Load() < n { - iter := mp.NewIterator() - entry := <-iter.WaitNextCh() - if entry == nil { - continue - } - tx := entry.Tx() - - txs := []types.Tx{tx} - resp := abciResponses(1, 0) - err := mp.Update(1, txs, resp, nil, nil) - - require.NoError(t, err) - counter.Add(1) - } - }() - }() - - // This was introduced because without a separate function - // we have to sleep to wait for all txs to get into the mempool. - // This way we loop in the function above until it is fool - // without arbitrary timeouts. - go func() { - for i := 1; i <= int(n); i++ { - tx := kvstore.NewTxFromID(i) - - currLane := (i % numLanes) + 1 - reqRes := newReqResWithLanes(tx, abci.CodeTypeOK, abci.CHECK_TX_TYPE_CHECK, uint32(currLane)) - require.NotNil(t, reqRes) - - mockClient.On("CheckTxAsync", mock.Anything, mock.Anything).Return(reqRes, nil).Once() - _, err := mp.CheckTx(tx, "") - require.NoError(t, err, err) - reqRes.InvokeCallback() - } - }() - - wg.Wait() - - require.Equal(t, counter.Load(), n+1) -} - -func TestMempoolEmptyLanes(t *testing.T) { - app := kvstore.NewInMemoryApplication() - cc := proxy.NewLocalClientCreator(app) - - cfg := test.ResetTestRoot("mempool_empty_test") - mp, cleanup := newMempoolWithAppAndConfig(cc, cfg) - defer cleanup() - - go func() { - iter := mp.NewIterator() - require.Equal(t, 0, mp.Size()) - entry := <-iter.WaitNextCh() - - require.NotNil(t, entry) - tx := entry.Tx() - - require.True(t, bytes.Equal(tx, kvstore.NewTxFromID(1))) - }() - time.Sleep(time.Second * 2) - tx := kvstore.NewTxFromID(1) - res := abci.ToCheckTxResponse(&abci.CheckTxResponse{Code: abci.CodeTypeOK}) - mp.handleCheckTxResponse(tx, "")(res) - require.Equal(t, 1, mp.Size(), "pool size mismatch") -} - func TestMempoolNotifyTxsAvailable(t *testing.T) { app := kvstore.NewInMemoryApplication() cc := proxy.NewLocalClientCreator(app) @@ -1200,161 +1078,6 @@ func TestMempoolConcurrentCheckTxAndUpdate(t *testing.T) { require.Zero(t, mp.Size()) } -// TODO automate the lane numbers so we can change the number of lanes -// and increase the number of transactions. -func TestMempoolIteratorExactOrder(t *testing.T) { - mockClient := new(abciclimocks.Client) - mockClient.On("Start").Return(nil) - mockClient.On("SetLogger", mock.Anything) - mockClient.On("Error").Return(nil).Times(100) - mockClient.On("Info", mock.Anything, mock.Anything).Return(&abci.InfoResponse{LanePriorities: []uint32{1, 2, 3}, DefaultLanePriority: 1}, nil) - - mp, cleanup := newMempoolWithAppMock(mockClient) - defer cleanup() - - // Disable rechecking to make sure the recheck logic is not interferint. - mp.config.Recheck = false - - numLanes := 3 - n := 11 // Number of transactions - // Transactions are ordered into lanes by their IDs - // This is the order in which they should appear following WRR - localSortedLanes := []int{2, 5, 8, 1, 4, 3, 11, 7, 10, 6, 9} - var wg sync.WaitGroup - wg.Add(1) - go func() { - defer wg.Done() - for mp.Size() < n { - time.Sleep(time.Second) - } - t.Log("Mempool full, starting to pick up transactions", mp.Size()) - - iter := mp.NewIterator() - - counter := 0 - for counter < n { - entry := <-iter.WaitNextCh() - if entry == nil { - continue - } - tx := entry.Tx() - - txLocal := kvstore.NewTxFromID(localSortedLanes[counter]) - - require.True(t, bytes.Equal(tx, txLocal)) - - counter++ - } - }() - - // This was introduced because without a separate function - // we have to sleep to wait for all txs to get into the mempool. - // This way we loop in the function above until it is fool - // without arbitrary timeouts. - go func() { - for i := 1; i <= n; i++ { - tx := kvstore.NewTxFromID(i) - - currLane := (i % numLanes) + 1 - reqRes := newReqResWithLanes(tx, abci.CodeTypeOK, abci.CHECK_TX_TYPE_CHECK, uint32(currLane)) - require.NotNil(t, reqRes) - - mockClient.On("CheckTxAsync", mock.Anything, mock.Anything).Return(reqRes, nil).Once() - _, err := mp.CheckTx(tx, "") - require.NoError(t, err, err) - reqRes.InvokeCallback() - } - }() - - wg.Wait() -} - -// This only tests that all transactions were submitted. -func TestMempoolIteratorCountOnly(t *testing.T) { - app := kvstore.NewInMemoryApplication() - cc := proxy.NewLocalClientCreator(app) - - cfg := test.ResetTestRoot("mempool_test") - mp, cleanup := newMempoolWithAppAndConfig(cc, cfg) - defer cleanup() - - var wg sync.WaitGroup - wg.Add(1) - - n := numTxs - - // Spawn a goroutine that iterates on the list until counting n entries. - counter := 0 - go func() { - defer wg.Done() - - iter := mp.NewIterator() - for counter < n { - entry := <-iter.WaitNextCh() - if entry == nil { - continue - } - counter++ - } - }() - - // Add n transactions with sequential ids. - for i := 0; i < n; i++ { - tx := kvstore.NewTxFromID(i) - rr, err := mp.CheckTx(tx, "") - require.NoError(t, err) - rr.Wait() - } - - wg.Wait() - require.Equal(t, n, counter) -} - -// Without lanes transactions should be returned as they were -// submitted - increasing tx IDs. -func TestMempoolIteratorNoLanes(t *testing.T) { - app := kvstore.NewInMemoryApplication() - app.SetUseLanes(false) - cc := proxy.NewLocalClientCreator(app) - - cfg := test.ResetTestRoot("mempool_test") - mp, cleanup := newMempoolWithAppAndConfig(cc, cfg) - defer cleanup() - - var wg sync.WaitGroup - wg.Add(1) - - n := 1000 // numTxs - - // Spawn a goroutine that iterates on the list until counting n entries. - counter := 0 - go func() { - defer wg.Done() - - iter := mp.NewIterator() - for counter < n { - entry := <-iter.WaitNextCh() - if entry == nil { - continue - } - require.True(t, bytes.Equal(kvstore.NewTxFromID(counter), entry.Tx())) - - counter++ - } - }() - - // Add n transactions with sequential ids. - for i := 0; i < n; i++ { - tx := kvstore.NewTxFromID(i) - rr, err := mp.CheckTx(tx, "") - require.NoError(t, err) - rr.Wait() - } - - wg.Wait() - require.Equal(t, n, counter) -} - func newMempoolWithAsyncConnection(tb testing.TB) (*CListMempool, cleanupFunc) { tb.Helper() sockPath := fmt.Sprintf("unix:///tmp/echo_%v.sock", cmtrand.Str(6)) diff --git a/mempool/reactor.go b/mempool/reactor.go index 3a2d03b0870..95c9d09865b 100644 --- a/mempool/reactor.go +++ b/mempool/reactor.go @@ -217,7 +217,7 @@ func (memR *Reactor) broadcastTxRoutine(peer p2p.Peer) { } } - iter := memR.mempool.NewIterator() + iter := memR.mempool.NewBlockingWRRIterator() var entry Entry for { // In case of both next.NextWaitChan() and peer.Quit() are variable at the same time diff --git a/mempool/reactor_test.go b/mempool/reactor_test.go index 113987e2b78..d3372e6bb62 100644 --- a/mempool/reactor_test.go +++ b/mempool/reactor_test.go @@ -614,6 +614,7 @@ func checkTxsInOrder(t *testing.T, txs types.Txs, reactor *Reactor, reactorIndex // Check that all transactions in the mempool are in the same order as txs. reapedTxs := reactor.mempool.ReapMaxTxs(len(txs)) + require.Equal(t, len(txs), len(reapedTxs)) for i, tx := range txs { assert.Equalf(t, tx, reapedTxs[i], "txs at index %d on reactor %d don't match: %v vs %v", i, reactorIndex, tx, reapedTxs[i]) From 3068f3b8b736add9421863a59b2724773d1e6579 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Hern=C3=A1n=20Vanzetto?= <15466498+hvanz@users.noreply.github.com> Date: Mon, 26 Aug 2024 20:23:54 +0200 Subject: [PATCH 63/99] fix(lanes): Use iterators for rechecking (#3862) One iterator is for sending CheckTx requests. Another one is for traversing the list of entries to recheck, in `findNextEntryMatching`. Both need to generate the same sequence of entries. --- #### PR checklist - [ ] Tests written/updated - [ ] Changelog entry added in `.changelog` (we use [unclog](https://github.com/informalsystems/unclog) to manage our changelog) - [ ] Updated relevant documentation (`docs/` or `spec/`) and code comments --- mempool/clist_mempool.go | 137 ++++++++++++++++------------------ mempool/clist_mempool_test.go | 2 - 2 files changed, 64 insertions(+), 75 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 15f818714d3..bd577e8b154 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -92,7 +92,6 @@ func NewCListMempool( config: cfg, proxyAppConn: proxyAppConn, txsMap: make(map[types.TxKey]*clist.CElement), - recheck: &recheck{}, logger: log.NewNopLogger(), metrics: NopMetrics(), addTxCh: make(chan struct{}), @@ -121,6 +120,7 @@ func NewCListMempool( } mp.reapIter = mp.NewWRRIterator() + mp.recheck = newRecheck(mp.NewWRRIterator()) if cfg.CacheSize > 0 { mp.cache = NewLRUTxCache(cfg.CacheSize) @@ -749,78 +749,83 @@ func (mem *CListMempool) recheckTxs() { return } - // Recheck all transactions in each lane, sequentially. - // TODO: parallelize rechecking on lanes? - for _, lane := range mem.sortedLanes { - mem.logger.Debug("Recheck lane", "height", mem.height.Load(), "lane", lane, "num-txs", mem.lanes[lane].Len()) - mem.recheck.init(mem.lanes[lane].Front(), mem.lanes[lane].Back()) + mem.recheck.init(mem.lanes) + + iter := mem.NewWRRIterator() + for { + memTx := iter.Next() + if memTx == nil { + break + } // NOTE: handleCheckTxResponse may be called concurrently, but CheckTx cannot be executed concurrently // because this function has the lock (via Update and Lock). - for e := mem.lanes[lane].Front(); e != nil; e = e.Next() { - tx := e.Value.(*mempoolTx).tx - mem.recheck.numPendingTxs.Add(1) - - // Send CheckTx request to the app to re-validate transaction. - resReq, err := mem.proxyAppConn.CheckTxAsync(context.TODO(), &abci.CheckTxRequest{ - Tx: tx, - Type: abci.CHECK_TX_TYPE_RECHECK, - }) - if err != nil { - panic(fmt.Errorf("(re-)CheckTx request for tx %s failed: %w", log.NewLazySprintf("%v", tx.Hash()), err)) - } - resReq.SetCallback(mem.handleRecheckTxResponse(tx)) + mem.recheck.numPendingTxs.Add(1) + + // Send CheckTx request to the app to re-validate transaction. + resReq, err := mem.proxyAppConn.CheckTxAsync(context.TODO(), &abci.CheckTxRequest{ + Tx: memTx.Tx(), + Type: abci.CHECK_TX_TYPE_RECHECK, + }) + if err != nil { + panic(fmt.Errorf("(re-)CheckTx request for tx %s failed: %w", log.NewLazySprintf("%v", memTx.Tx().Hash()), err)) } + resReq.SetCallback(mem.handleRecheckTxResponse(memTx.Tx())) + } - // Flush any pending asynchronous recheck requests to process. - mem.proxyAppConn.Flush(context.TODO()) - - // Give some time to finish processing the responses; then finish the rechecking process, even - // if not all txs were rechecked. - select { - case <-time.After(mem.config.RecheckTimeout): - mem.recheck.setDone() - mem.logger.Error("Timed out waiting for recheck responses") - case <-mem.recheck.doneRechecking(): - } + // Flush any pending asynchronous recheck requests to process. + mem.proxyAppConn.Flush(context.TODO()) - if n := mem.recheck.numPendingTxs.Load(); n > 0 { - mem.logger.Error("Not all txs were rechecked", "not-rechecked", n) - } + // Give some time to finish processing the responses; then finish the rechecking process, even + // if not all txs were rechecked. + select { + case <-time.After(mem.config.RecheckTimeout): + mem.recheck.setDone() + mem.logger.Error("Timed out waiting for recheck responses") + case <-mem.recheck.doneRechecking(): + } - mem.logger.Debug("Done rechecking lane", "height", mem.height.Load(), "lane", lane) + if n := mem.recheck.numPendingTxs.Load(); n > 0 { + mem.logger.Error("Not all txs were rechecked", "not-rechecked", n) } mem.logger.Debug("Done rechecking", "height", mem.height.Load(), "num-txs", mem.Size()) } -// The cursor and end pointers define a dynamic list of transactions that could be rechecked. The -// end pointer is fixed. When a recheck response for a transaction is received, cursor will point to -// the entry in the mempool corresponding to that transaction, thus narrowing the list. Transactions -// corresponding to entries between the old and current positions of cursor will be ignored for -// rechecking. This is to guarantee that recheck responses are processed in the same sequential -// order as they appear in the mempool. +// When a recheck response for a transaction is received, cursor will point to +// the entry in the mempool corresponding to that transaction, advancing the +// cursor, thus narrowing the list of transactions to recheck. In case there are +// entries between the previous and the current positions of cursor, they will +// be ignored for rechecking. This is to guarantee that recheck responses are +// processed in the same sequential order as they appear in the mempool. type recheck struct { - cursor *clist.CElement // next expected recheck response - end *clist.CElement // last entry in the mempool to recheck - doneCh chan struct{} // to signal that rechecking has finished successfully (for async app connections) - numPendingTxs atomic.Int32 // number of transactions still pending to recheck - isRechecking atomic.Bool // true iff the rechecking process has begun and is not yet finished - recheckFull atomic.Bool // whether rechecking TXs cannot be completed before a new block is decided + iter *NonBlockingWRRIterator + cursor Entry // next expected recheck response + doneCh chan struct{} // to signal that rechecking has finished successfully (for async app connections) + numPendingTxs atomic.Int32 // number of transactions still pending to recheck + isRechecking atomic.Bool // true iff the rechecking process has begun and is not yet finished + recheckFull atomic.Bool // whether rechecking TXs cannot be completed before a new block is decided +} + +func newRecheck(iter *NonBlockingWRRIterator) *recheck { + r := recheck{} + r.iter = iter + return &r } -func (rc *recheck) init(first, last *clist.CElement) { +func (rc *recheck) init(lanes map[types.Lane]*clist.CList) { if !rc.done() { panic("Having more than one rechecking process at a time is not possible.") } - rc.cursor = first - rc.end = last - rc.doneCh = make(chan struct{}) rc.numPendingTxs.Store(0) + rc.iter.Reset(lanes) + rc.cursor = rc.iter.Next() + if rc.cursor == nil { + return + } + rc.doneCh = make(chan struct{}) rc.isRechecking.Store(true) rc.recheckFull.Store(false) - - rc.tryFinish() } // done returns true when there is no recheck response to process. @@ -836,20 +841,6 @@ func (rc *recheck) setDone() { rc.isRechecking.Store(false) } -// tryFinish will check if the cursor is at the end of the list and notify the channel that -// rechecking has finished. It returns true iff it's done rechecking. -func (rc *recheck) tryFinish() bool { - if rc.cursor == nil || rc.cursor == rc.end { - // Reached end of the list without finding a matching tx. - rc.setDone() - } - if rc.done() { - close(rc.doneCh) // notify channel that recheck has finished - return true - } - return false -} - // findNextEntryMatching searches for the next transaction matching the given transaction, which // corresponds to the recheck response to be processed next. Then it checks if it has reached the // end of the list, so it can set recheck as finished. @@ -857,10 +848,10 @@ func (rc *recheck) tryFinish() bool { // The goal is to guarantee that transactions are rechecked in the order in which they are in the // mempool. Transactions whose recheck response arrive late or don't arrive at all are skipped and // not rechecked. -func (rc *recheck) findNextEntryMatching(tx *types.Tx) bool { - found := false - for ; !rc.done(); rc.cursor = rc.cursor.Next() { // when cursor is the last one, Next returns nil - expectedTx := rc.cursor.Value.(*mempoolTx).tx +func (rc *recheck) findNextEntryMatching(tx *types.Tx) (found bool) { + for rc.cursor != nil { + expectedTx := rc.cursor.Tx() + rc.cursor = rc.iter.Next() if bytes.Equal(*tx, expectedTx) { // Found an entry in the list of txs to recheck that matches tx. found = true @@ -869,9 +860,9 @@ func (rc *recheck) findNextEntryMatching(tx *types.Tx) bool { } } - if !rc.tryFinish() { - // Not finished yet; set the cursor for processing the next recheck response. - rc.cursor = rc.cursor.Next() + if rc.cursor == nil { // reached end of list + rc.setDone() + close(rc.doneCh) // notify channel that recheck has finished } return found } diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 86826f3e149..02bf807c877 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -966,7 +966,6 @@ func TestMempoolAsyncRecheckTxReturnError(t *testing.T) { // Check that recheck has not started. require.True(t, mp.recheck.done()) require.Nil(t, mp.recheck.cursor) - require.Nil(t, mp.recheck.end) require.False(t, mp.recheck.isRechecking.Load()) mockClient.AssertExpectations(t) @@ -995,7 +994,6 @@ func TestMempoolAsyncRecheckTxReturnError(t *testing.T) { require.True(t, mp.recheck.done()) require.False(t, mp.recheck.isRechecking.Load()) require.Nil(t, mp.recheck.cursor) - require.NotNil(t, mp.recheck.end) require.Equal(t, len(txs)-1, mp.Size()) // one invalid tx was removed require.Equal(t, int32(2), mp.recheck.numPendingTxs.Load()) From 89884f8f58e7d120b7ce0bfc0e6e0254714d72f2 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Mon, 26 Aug 2024 23:48:33 +0200 Subject: [PATCH 64/99] Removed debugging logs --- mempool/bench_test.go | 7 ++----- mempool/clist_mempool.go | 7 ------- 2 files changed, 2 insertions(+), 12 deletions(-) diff --git a/mempool/bench_test.go b/mempool/bench_test.go index 8d31716f263..4dc16ee26ae 100644 --- a/mempool/bench_test.go +++ b/mempool/bench_test.go @@ -144,8 +144,6 @@ func BenchmarkUpdateRemoteClient(b *testing.B) { } } -// Test adding transactions while a concurrent routine reaps txs and updates the mempool, simulating -// the consensus module, when using an async ABCI client. func BenchmarkUpdateWithConcurrentCheckTx(b *testing.B) { mp, cleanup := newMempoolWithAsyncConnection(b) defer cleanup() @@ -167,12 +165,11 @@ func BenchmarkUpdateWithConcurrentCheckTx(b *testing.B) { go func() { defer wg.Done() - b.ResetTimer() for h := 1; h <= maxHeight; h++ { if mp.Size() == 0 { break } - b.StartTimer() + // b.StartTimer() txs := mp.ReapMaxBytesMaxGas(1000, -1) mp.PreUpdate() mp.Lock() @@ -181,7 +178,7 @@ func BenchmarkUpdateWithConcurrentCheckTx(b *testing.B) { err = mp.Update(int64(h), txs, abciResponses(len(txs), abci.CodeTypeOK), nil, nil) require.NoError(b, err) mp.Unlock() - b.StopTimer() + // b.StopTimer() } }() diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index bd577e8b154..5263f432632 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -1024,33 +1024,26 @@ func (iter *BlockingWRRIterator) PickLane() types.Lane { if iter.mp.lanes[lane].Len() == 0 || (iter.cursors[lane] != nil && iter.cursors[lane].Value.(*mempoolTx).seq == iter.mp.addTxLaneSeqs[lane]) { - prevLane := lane lane = iter.nextLane() nIter++ if nIter >= len(iter.sortedLanes) { ch := iter.mp.addTxCh iter.mp.addTxChMtx.RUnlock() - iter.mp.logger.Info("YYY PickLane, bef block", "lane", lane, "prevLane", prevLane) <-ch - iter.mp.logger.Info("YYY PickLane, aft block", "lane", lane, "prevLane", prevLane) iter.mp.addTxChMtx.RLock() nIter = 0 } - iter.mp.logger.Info("YYY PickLane, skipped lane 1", "prevLane", prevLane, "lane", lane) continue } if iter.counters[lane] >= uint(lane) { // Reset the counter only when the limit on the lane was reached. iter.counters[lane] = 0 - prevLane := lane lane = iter.nextLane() nIter = 0 - iter.mp.logger.Info("YYY PickLane, skipped lane 2", "lane", prevLane, "new Lane ", lane) continue } // TODO: if we detect that a higher-priority lane now has entries, do we preempt access to the current lane? - iter.mp.logger.Info("YYY PickLane, returned lane", "lane", lane) return lane } } From ba8dfaeb2c40a4e6c869d57c89a1723e4903f7f7 Mon Sep 17 00:00:00 2001 From: hvanz Date: Wed, 28 Aug 2024 13:26:24 +0200 Subject: [PATCH 65/99] fix indentation --- abci/example/kvstore/kvstore.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/abci/example/kvstore/kvstore.go b/abci/example/kvstore/kvstore.go index 916a201a4cf..adc93e4fe43 100644 --- a/abci/example/kvstore/kvstore.go +++ b/abci/example/kvstore/kvstore.go @@ -180,7 +180,7 @@ func (app *Application) CheckTx(_ context.Context, req *types.CheckTxRequest) (* return &types.CheckTxResponse{Code: CodeTypeOK, GasWanted: 1}, nil } - lane := app.assignLane(req.Tx) + lane := app.assignLane(req.Tx) return &types.CheckTxResponse{Code: CodeTypeOK, GasWanted: 1, Lane: lane}, nil } From c093c1944c7352f37a7814670b1d96d3f03875b6 Mon Sep 17 00:00:00 2001 From: hvanz Date: Mon, 2 Sep 2024 12:54:04 +0200 Subject: [PATCH 66/99] refactor lanes initialisation --- mempool/clist_mempool.go | 33 ++++++++++++++------------------- 1 file changed, 14 insertions(+), 19 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 5263f432632..f1a09b03ba0 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -4,7 +4,7 @@ import ( "bytes" "context" "fmt" - "slices" + "sort" "sync/atomic" "time" @@ -62,7 +62,7 @@ type CListMempool struct { // Immutable fields, only set during initialization. defaultLane types.Lane - sortedLanes []types.Lane // lanes sorted by priority + sortedLanes []types.Lane // lanes sorted by priority, in descending order reapIter *NonBlockingWRRIterator @@ -102,23 +102,19 @@ func NewCListMempool( // Initialize lanes if lanesInfo == nil || len(lanesInfo.lanes) == 0 { // Lane 1 will be the only lane. - mp.lanes = make(map[types.Lane]*clist.CList, 1) - mp.defaultLane = types.Lane(1) - mp.lanes[mp.defaultLane] = clist.New() - mp.sortedLanes = []types.Lane{mp.defaultLane} - } else { - numLanes := len(lanesInfo.lanes) - mp.lanes = make(map[types.Lane]*clist.CList, numLanes) - mp.defaultLane = lanesInfo.defaultLane - mp.sortedLanes = make([]types.Lane, numLanes) - for i, lane := range lanesInfo.lanes { - mp.lanes[lane] = clist.New() - mp.sortedLanes[i] = lane - } - slices.Sort(mp.sortedLanes) - slices.Reverse(mp.sortedLanes) + lanesInfo = &LanesInfo{defaultLane: 1, lanes: []types.Lane{1}} } - + numLanes := len(lanesInfo.lanes) + mp.lanes = make(map[types.Lane]*clist.CList, numLanes) + mp.defaultLane = lanesInfo.defaultLane + mp.sortedLanes = make([]types.Lane, numLanes) + for i, lane := range lanesInfo.lanes { + mp.lanes[lane] = clist.New() + mp.sortedLanes[i] = lane + } + sort.Slice(mp.sortedLanes, func(i, j int) bool { + return mp.sortedLanes[i] > mp.sortedLanes[j] + }) mp.reapIter = mp.NewWRRIterator() mp.recheck = newRecheck(mp.NewWRRIterator()) @@ -132,7 +128,6 @@ func NewCListMempool( option(mp) } - mp.logger.Info("CListMempool created", "defaultLane", mp.defaultLane, "lanes", mp.sortedLanes) return mp } From b51f4bd0cfd930ce697e32c1a9864ce8609dde19 Mon Sep 17 00:00:00 2001 From: hvanz Date: Mon, 2 Sep 2024 13:06:27 +0200 Subject: [PATCH 67/99] refactor: move iterators to iterators.go --- mempool/clist_mempool.go | 206 +---------------- mempool/clist_mempool_test.go | 2 +- mempool/iterators.go | 208 ++++++++++++++++++ ...ist_iterator_test.go => iterators_test.go} | 20 +- mempool/reactor.go | 2 +- 5 files changed, 223 insertions(+), 215 deletions(-) create mode 100644 mempool/iterators.go rename mempool/{clist_iterator_test.go => iterators_test.go} (96%) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index f1a09b03ba0..545ea75bec3 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -115,8 +115,8 @@ func NewCListMempool( sort.Slice(mp.sortedLanes, func(i, j int) bool { return mp.sortedLanes[i] > mp.sortedLanes[j] }) - mp.reapIter = mp.NewWRRIterator() - mp.recheck = newRecheck(mp.NewWRRIterator()) + mp.reapIter = NewWRRIterator(mp) + mp.recheck = newRecheck(NewWRRIterator(mp)) if cfg.CacheSize > 0 { mp.cache = NewLRUTxCache(cfg.CacheSize) @@ -746,7 +746,7 @@ func (mem *CListMempool) recheckTxs() { mem.recheck.init(mem.lanes) - iter := mem.NewWRRIterator() + iter := NewWRRIterator(mem) for { memTx := iter.Next() if memTx == nil { @@ -880,203 +880,3 @@ func (rc *recheck) setRecheckFull() bool { func (rc *recheck) consideredFull() bool { return rc.recheckFull.Load() } - -// WRRIterator is the base struct for implementing iterators that traverse lanes with -// the classical Weighted Round Robin (WRR) algorithm. -type WRRIterator struct { - sortedLanes []types.Lane - laneIndex int // current lane being iterated; index on sortedLanes - counters map[types.Lane]uint // counters of consumed entries, for WRR algorithm - cursors map[types.Lane]*clist.CElement // last accessed entries on each lane -} - -func (iter *WRRIterator) nextLane() types.Lane { - iter.laneIndex = (iter.laneIndex + 1) % len(iter.sortedLanes) - return iter.sortedLanes[iter.laneIndex] -} - -// Non-blocking version of the WRR iterator to be used for reaping and -// rechecking transactions. -// -// Lock must be held on the mempool when iterating: the mempool cannot be -// modified while iterating. -type NonBlockingWRRIterator struct { - WRRIterator -} - -func (mem *CListMempool) NewWRRIterator() *NonBlockingWRRIterator { - baseIter := WRRIterator{ - sortedLanes: mem.sortedLanes, - counters: make(map[types.Lane]uint, len(mem.lanes)), - cursors: make(map[types.Lane]*clist.CElement, len(mem.lanes)), - } - iter := &NonBlockingWRRIterator{ - WRRIterator: baseIter, - } - iter.Reset(mem.lanes) - return iter -} - -// Reset must be called before every use of the iterator. -func (iter *NonBlockingWRRIterator) Reset(lanes map[types.Lane]*clist.CList) { - iter.laneIndex = 0 - for i := range iter.counters { - iter.counters[i] = 0 - } - // Set cursors at the beginning of each lane. - for lane := range lanes { - iter.cursors[lane] = lanes[lane].Front() - } -} - -// Next returns the next element according to the WRR algorithm. -func (iter *NonBlockingWRRIterator) Next() Entry { - lane := iter.sortedLanes[iter.laneIndex] - numEmptyLanes := 0 - for { - // Skip empty lane or if cursor is at end of lane. - if iter.cursors[lane] == nil { - numEmptyLanes++ - if numEmptyLanes >= len(iter.sortedLanes) { - return nil - } - lane = iter.nextLane() - continue - } - // Skip over-consumed lane. - if iter.counters[lane] >= uint(lane) { - iter.counters[lane] = 0 - numEmptyLanes = 0 - lane = iter.nextLane() - continue - } - break - } - elem := iter.cursors[lane] - if elem == nil { - panic(fmt.Errorf("Iterator picked a nil entry on lane %d", lane)) - } - iter.cursors[lane] = iter.cursors[lane].Next() - iter.counters[lane]++ - return elem.Value.(*mempoolTx) -} - -// BlockingWRRIterator implements a blocking version of the WRR iterator, -// meaning that when no transaction is available, it will wait until a new one -// is added to the mempool. -type BlockingWRRIterator struct { - WRRIterator - mp *CListMempool -} - -func (mem *CListMempool) NewBlockingWRRIterator() Iterator { - iter := WRRIterator{ - sortedLanes: mem.sortedLanes, - counters: make(map[types.Lane]uint, len(mem.sortedLanes)), - cursors: make(map[types.Lane]*clist.CElement, len(mem.sortedLanes)), - } - return &BlockingWRRIterator{ - WRRIterator: iter, - mp: mem, - } -} - -// WaitNextCh returns a channel to wait for the next available entry. The channel will be explicitly -// closed when the entry gets removed before it is added to the channel, or when reaching the end of -// the list. -// -// Unsafe for concurrent use by multiple goroutines. -func (iter *BlockingWRRIterator) WaitNextCh() <-chan Entry { - ch := make(chan Entry) - go func() { - // Add the next entry to the channel if not nil. - if entry := iter.Next(); entry != nil { - ch <- entry.Value.(Entry) - close(ch) - } else { - // Unblock the receiver (it will receive nil). - close(ch) - } - }() - return ch -} - -// PickLane returns a _valid_ lane on which to iterate, according to the WRR -// algorithm. A lane is valid if it is not empty or it is not over-consumed, -// meaning that the number of accessed entries in the lane has not yet reached -// its priority value in the current WRR iteration. -func (iter *BlockingWRRIterator) PickLane() types.Lane { - // Loop until finding a valid lanes - // If the current lane is not valid, continue with the next lane with lower priority, in a - // round robin fashion. - lane := iter.sortedLanes[iter.laneIndex] - - iter.mp.addTxChMtx.RLock() - defer iter.mp.addTxChMtx.RUnlock() - - nIter := 0 - for { - if iter.mp.lanes[lane].Len() == 0 || - (iter.cursors[lane] != nil && - iter.cursors[lane].Value.(*mempoolTx).seq == iter.mp.addTxLaneSeqs[lane]) { - lane = iter.nextLane() - nIter++ - if nIter >= len(iter.sortedLanes) { - ch := iter.mp.addTxCh - iter.mp.addTxChMtx.RUnlock() - <-ch - iter.mp.addTxChMtx.RLock() - nIter = 0 - } - continue - } - - if iter.counters[lane] >= uint(lane) { - // Reset the counter only when the limit on the lane was reached. - iter.counters[lane] = 0 - lane = iter.nextLane() - nIter = 0 - continue - } - // TODO: if we detect that a higher-priority lane now has entries, do we preempt access to the current lane? - return lane - } -} - -// Next returns the next element according to the WRR algorithm. -// -// In classical WRR, the iterator cycles over the lanes. When a lane is selected, Next returns an -// entry from the selected lane. On subsequent calls, Next will return the next entries from the -// same lane until `lane` entries are accessed or the lane is empty, where `lane` is the priority. -// The next time, Next will select the successive lane with lower priority. -// -// TODO: Note that this code does not block waiting for an available entry on a CList or a CElement, as -// was the case on the original code. Is this the best way to do it? -func (iter *BlockingWRRIterator) Next() *clist.CElement { - lane := iter.PickLane() - // Load the last accessed entry in the lane and set the next one. - var next *clist.CElement - if cursor := iter.cursors[lane]; cursor != nil { - // If the current entry is the last one or was removed, Next will return nil. - // Note we don't need to wait until the next entry is available (with <-cursor.NextWaitChan()). - next = cursor.Next() - } else { - // We are at the beginning of the iteration or the saved entry got removed. Pick the first - // entry in the lane if it's available (don't wait for it); if not, Front will return nil. - next = iter.mp.lanes[lane].Front() - } - - // Update auxiliary variables. - if next != nil { - // Save entry and increase the number of accessed transactions for this lane. - iter.cursors[lane] = next - iter.counters[lane]++ - } else { - // The entry got removed or it was the last one in the lane. - // At the moment this should not happen - the loop in PickLane will loop forever until there - // is data in at least one lane - delete(iter.cursors, lane) - } - - return next -} diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index 02bf807c877..d18c61ee72f 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -171,7 +171,7 @@ func TestReapMaxBytesMaxGas(t *testing.T) { // Ensure gas calculation behaves as expected checkTxs(t, mp, 1) - iter := mp.NewWRRIterator() + iter := NewWRRIterator(mp) tx0 := iter.Next() require.NotNil(t, tx0) require.Equal(t, tx0.GasWanted(), int64(1), "transactions gas was set incorrectly") diff --git a/mempool/iterators.go b/mempool/iterators.go new file mode 100644 index 00000000000..ecd13933b0b --- /dev/null +++ b/mempool/iterators.go @@ -0,0 +1,208 @@ +package mempool + +import ( + "fmt" + + "github.com/cometbft/cometbft/internal/clist" + "github.com/cometbft/cometbft/types" +) + +// WRRIterator is the base struct for implementing iterators that traverse lanes with +// the classical Weighted Round Robin (WRR) algorithm. +type WRRIterator struct { + sortedLanes []types.Lane + laneIndex int // current lane being iterated; index on sortedLanes + counters map[types.Lane]uint // counters of consumed entries, for WRR algorithm + cursors map[types.Lane]*clist.CElement // last accessed entries on each lane +} + +func (iter *WRRIterator) nextLane() types.Lane { + iter.laneIndex = (iter.laneIndex + 1) % len(iter.sortedLanes) + return iter.sortedLanes[iter.laneIndex] +} + +// Non-blocking version of the WRR iterator to be used for reaping and +// rechecking transactions. +// +// Lock must be held on the mempool when iterating: the mempool cannot be +// modified while iterating. +type NonBlockingWRRIterator struct { + WRRIterator +} + +func NewWRRIterator(mem *CListMempool) *NonBlockingWRRIterator { + baseIter := WRRIterator{ + sortedLanes: mem.sortedLanes, + counters: make(map[types.Lane]uint, len(mem.lanes)), + cursors: make(map[types.Lane]*clist.CElement, len(mem.lanes)), + } + iter := &NonBlockingWRRIterator{ + WRRIterator: baseIter, + } + iter.Reset(mem.lanes) + return iter +} + +// Reset must be called before every use of the iterator. +func (iter *NonBlockingWRRIterator) Reset(lanes map[types.Lane]*clist.CList) { + iter.laneIndex = 0 + for i := range iter.counters { + iter.counters[i] = 0 + } + // Set cursors at the beginning of each lane. + for lane := range lanes { + iter.cursors[lane] = lanes[lane].Front() + } +} + +// Next returns the next element according to the WRR algorithm. +func (iter *NonBlockingWRRIterator) Next() Entry { + lane := iter.sortedLanes[iter.laneIndex] + numEmptyLanes := 0 + for { + // Skip empty lane or if cursor is at end of lane. + if iter.cursors[lane] == nil { + numEmptyLanes++ + if numEmptyLanes >= len(iter.sortedLanes) { + return nil + } + lane = iter.nextLane() + continue + } + // Skip over-consumed lane. + if iter.counters[lane] >= uint(lane) { + iter.counters[lane] = 0 + numEmptyLanes = 0 + lane = iter.nextLane() + continue + } + break + } + elem := iter.cursors[lane] + if elem == nil { + panic(fmt.Errorf("Iterator picked a nil entry on lane %d", lane)) + } + iter.cursors[lane] = iter.cursors[lane].Next() + iter.counters[lane]++ + return elem.Value.(*mempoolTx) +} + +// BlockingWRRIterator implements a blocking version of the WRR iterator, +// meaning that when no transaction is available, it will wait until a new one +// is added to the mempool. +type BlockingWRRIterator struct { + WRRIterator + mp *CListMempool +} + +func NewBlockingWRRIterator(mem *CListMempool) Iterator { + iter := WRRIterator{ + sortedLanes: mem.sortedLanes, + counters: make(map[types.Lane]uint, len(mem.sortedLanes)), + cursors: make(map[types.Lane]*clist.CElement, len(mem.sortedLanes)), + } + return &BlockingWRRIterator{ + WRRIterator: iter, + mp: mem, + } +} + +// WaitNextCh returns a channel to wait for the next available entry. The channel will be explicitly +// closed when the entry gets removed before it is added to the channel, or when reaching the end of +// the list. +// +// Unsafe for concurrent use by multiple goroutines. +func (iter *BlockingWRRIterator) WaitNextCh() <-chan Entry { + ch := make(chan Entry) + go func() { + // Add the next entry to the channel if not nil. + if entry := iter.Next(); entry != nil { + ch <- entry.Value.(Entry) + close(ch) + } else { + // Unblock the receiver (it will receive nil). + close(ch) + } + }() + return ch +} + +// PickLane returns a _valid_ lane on which to iterate, according to the WRR +// algorithm. A lane is valid if it is not empty or it is not over-consumed, +// meaning that the number of accessed entries in the lane has not yet reached +// its priority value in the current WRR iteration. +func (iter *BlockingWRRIterator) PickLane() types.Lane { + // Loop until finding a valid lanes + // If the current lane is not valid, continue with the next lane with lower priority, in a + // round robin fashion. + lane := iter.sortedLanes[iter.laneIndex] + + iter.mp.addTxChMtx.RLock() + defer iter.mp.addTxChMtx.RUnlock() + + nIter := 0 + for { + if iter.mp.lanes[lane].Len() == 0 || + (iter.cursors[lane] != nil && + iter.cursors[lane].Value.(*mempoolTx).seq == iter.mp.addTxLaneSeqs[lane]) { + lane = iter.nextLane() + nIter++ + if nIter >= len(iter.sortedLanes) { + ch := iter.mp.addTxCh + iter.mp.addTxChMtx.RUnlock() + <-ch + iter.mp.addTxChMtx.RLock() + nIter = 0 + } + continue + } + + if iter.counters[lane] >= uint(lane) { + // Reset the counter only when the limit on the lane was reached. + iter.counters[lane] = 0 + lane = iter.nextLane() + nIter = 0 + continue + } + // TODO: if we detect that a higher-priority lane now has entries, do we preempt access to the current lane? + return lane + } +} + +// Next returns the next element according to the WRR algorithm. +// +// In classical WRR, the iterator cycles over the lanes. When a lane is selected, Next returns an +// entry from the selected lane. On subsequent calls, Next will return the next entries from the +// same lane until `lane` entries are accessed or the lane is empty, where `lane` is the priority. +// The next time, Next will select the successive lane with lower priority. +// +// TODO: Note that this code does not block waiting for an available entry on a CList or a CElement, as +// was the case on the original code. Is this the best way to do it? +func (iter *BlockingWRRIterator) Next() *clist.CElement { + lane := iter.PickLane() + // Load the last accessed entry in the lane and set the next one. + var next *clist.CElement + if cursor := iter.cursors[lane]; cursor != nil { + // If the current entry is the last one or was removed, Next will return nil. + // Note we don't need to wait until the next entry is available (with <-cursor.NextWaitChan()). + next = cursor.Next() + } else { + // We are at the beginning of the iteration or the saved entry got removed. Pick the first + // entry in the lane if it's available (don't wait for it); if not, Front will return nil. + next = iter.mp.lanes[lane].Front() + } + + // Update auxiliary variables. + if next != nil { + // Save entry and increase the number of accessed transactions for this lane. + iter.cursors[lane] = next + iter.counters[lane]++ + } else { + // The entry got removed or it was the last one in the lane. + // At the moment this should not happen - the loop in PickLane will loop forever until there + // is data in at least one lane + delete(iter.cursors, lane) + } + + return next +} diff --git a/mempool/clist_iterator_test.go b/mempool/iterators_test.go similarity index 96% rename from mempool/clist_iterator_test.go rename to mempool/iterators_test.go index 59ce4bcf8cd..97a1df9b4f1 100644 --- a/mempool/clist_iterator_test.go +++ b/mempool/iterators_test.go @@ -34,7 +34,7 @@ func TestIteratorNonBlocking(t *testing.T) { } require.Equal(t, n, mp.Size()) - iter := mp.NewWRRIterator() + iter := NewWRRIterator(mp) expectedOrder := []int{ 0, 11, 22, 33, 44, 55, 66, // lane 7 1, 2, 4, // lane 3 @@ -91,7 +91,7 @@ func TestIteratorNonBlockingOneLane(t *testing.T) { } require.Equal(t, 10, mp.Size()) - iter := mp.NewWRRIterator() + iter := NewWRRIterator(mp) expectedOrder := []int{0, 11, 22, 33, 44, 55, 66, 77, 88, 99} var next Entry @@ -138,7 +138,7 @@ func TestIteratorRace(t *testing.T) { defer wg.Done() for counter.Load() < int64(numTxs) { - iter := mp.NewBlockingWRRIterator() + iter := NewBlockingWRRIterator(mp) entry := <-iter.WaitNextCh() if entry == nil { continue @@ -154,7 +154,7 @@ func TestIteratorRace(t *testing.T) { defer wg.Done() for counter.Load() < int64(numTxs) { - iter := mp.NewBlockingWRRIterator() + iter := NewBlockingWRRIterator(mp) entry := <-iter.WaitNextCh() if entry == nil { continue @@ -200,7 +200,7 @@ func TestIteratorEmptyLanes(t *testing.T) { defer cleanup() go func() { - iter := mp.NewBlockingWRRIterator() + iter := NewBlockingWRRIterator(mp) require.Zero(t, mp.Size()) entry := <-iter.WaitNextCh() require.NotNil(t, entry) @@ -235,7 +235,7 @@ func TestIteratorNoLanes(t *testing.T) { go func() { defer wg.Done() - iter := mp.NewBlockingWRRIterator() + iter := NewBlockingWRRIterator(mp) for counter < n { entry := <-iter.WaitNextCh() if entry == nil { @@ -286,7 +286,7 @@ func TestIteratorExactOrder(t *testing.T) { waitForNumTxsInMempool(numTxs, mp) t.Log("Mempool full, starting to pick up transactions", mp.Size()) - iter := mp.NewBlockingWRRIterator() + iter := NewBlockingWRRIterator(mp) for i := 0; i < numTxs; i++ { entry := <-iter.WaitNextCh() if entry == nil { @@ -337,7 +337,7 @@ func TestIteratorCountOnly(t *testing.T) { go func() { defer wg.Done() - iter := mp.NewBlockingWRRIterator() + iter := NewBlockingWRRIterator(mp) for counter < n { entry := <-iter.WaitNextCh() if entry == nil { @@ -376,8 +376,8 @@ func TestReapOrderMatchesGossipOrder(t *testing.T) { } require.Equal(t, n, mp.Size()) - gossipIter := mp.NewBlockingWRRIterator() - reapIter := mp.NewWRRIterator() + gossipIter := NewBlockingWRRIterator(mp) + reapIter := NewWRRIterator(mp) // Check that both iterators return the same entry as in the reaped txs. txs := make([]types.Tx, n) diff --git a/mempool/reactor.go b/mempool/reactor.go index 95c9d09865b..9adbee6035e 100644 --- a/mempool/reactor.go +++ b/mempool/reactor.go @@ -217,7 +217,7 @@ func (memR *Reactor) broadcastTxRoutine(peer p2p.Peer) { } } - iter := memR.mempool.NewBlockingWRRIterator() + iter := NewBlockingWRRIterator(memR.mempool) var entry Entry for { // In case of both next.NextWaitChan() and peer.Quit() are variable at the same time From c57f23c673d3c1bcd0b743261f1ff9a11fe15661 Mon Sep 17 00:00:00 2001 From: hvanz Date: Mon, 2 Sep 2024 13:19:24 +0200 Subject: [PATCH 68/99] comments --- mempool/iterators.go | 36 ++++++++++++++++++------------------ 1 file changed, 18 insertions(+), 18 deletions(-) diff --git a/mempool/iterators.go b/mempool/iterators.go index ecd13933b0b..e3bc1190310 100644 --- a/mempool/iterators.go +++ b/mempool/iterators.go @@ -116,7 +116,8 @@ func (iter *BlockingWRRIterator) WaitNextCh() <-chan Entry { ch := make(chan Entry) go func() { // Add the next entry to the channel if not nil. - if entry := iter.Next(); entry != nil { + lane := iter.PickLane() + if entry := iter.Next(lane); entry != nil { ch <- entry.Value.(Entry) close(ch) } else { @@ -130,41 +131,44 @@ func (iter *BlockingWRRIterator) WaitNextCh() <-chan Entry { // PickLane returns a _valid_ lane on which to iterate, according to the WRR // algorithm. A lane is valid if it is not empty or it is not over-consumed, // meaning that the number of accessed entries in the lane has not yet reached -// its priority value in the current WRR iteration. +// its priority value in the current WRR iteration. It will block until a +// transaction is available in any lane. func (iter *BlockingWRRIterator) PickLane() types.Lane { - // Loop until finding a valid lanes - // If the current lane is not valid, continue with the next lane with lower priority, in a - // round robin fashion. + // Start from the last accessed lane. lane := iter.sortedLanes[iter.laneIndex] iter.mp.addTxChMtx.RLock() defer iter.mp.addTxChMtx.RUnlock() - nIter := 0 + // Loop until finding a valid lane. If the current lane is not valid, + // continue with the next lower-priority lane, in a round robin fashion. + numEmptyLanes := 0 for { + // Skip empty lanes or lanes with their cursor pointing at their last entry. if iter.mp.lanes[lane].Len() == 0 || (iter.cursors[lane] != nil && iter.cursors[lane].Value.(*mempoolTx).seq == iter.mp.addTxLaneSeqs[lane]) { - lane = iter.nextLane() - nIter++ - if nIter >= len(iter.sortedLanes) { + numEmptyLanes++ + if numEmptyLanes >= len(iter.sortedLanes) { + // There are no lanes with non-accessed entries. Wait until a new tx is added. ch := iter.mp.addTxCh iter.mp.addTxChMtx.RUnlock() <-ch iter.mp.addTxChMtx.RLock() - nIter = 0 + numEmptyLanes = 0 } + lane = iter.nextLane() continue } + // Skip over-consumed lanes. if iter.counters[lane] >= uint(lane) { - // Reset the counter only when the limit on the lane was reached. iter.counters[lane] = 0 + numEmptyLanes = 0 lane = iter.nextLane() - nIter = 0 continue } - // TODO: if we detect that a higher-priority lane now has entries, do we preempt access to the current lane? + return lane } } @@ -175,11 +179,7 @@ func (iter *BlockingWRRIterator) PickLane() types.Lane { // entry from the selected lane. On subsequent calls, Next will return the next entries from the // same lane until `lane` entries are accessed or the lane is empty, where `lane` is the priority. // The next time, Next will select the successive lane with lower priority. -// -// TODO: Note that this code does not block waiting for an available entry on a CList or a CElement, as -// was the case on the original code. Is this the best way to do it? -func (iter *BlockingWRRIterator) Next() *clist.CElement { - lane := iter.PickLane() +func (iter *BlockingWRRIterator) Next(lane types.Lane) *clist.CElement { // Load the last accessed entry in the lane and set the next one. var next *clist.CElement if cursor := iter.cursors[lane]; cursor != nil { From ee521133356d9c42c85ae3a337655e0196bca0cc Mon Sep 17 00:00:00 2001 From: hvanz Date: Mon, 2 Sep 2024 14:56:40 +0200 Subject: [PATCH 69/99] remove debug logs --- mempool/reactor.go | 2 -- 1 file changed, 2 deletions(-) diff --git a/mempool/reactor.go b/mempool/reactor.go index 9adbee6035e..7cca0379b79 100644 --- a/mempool/reactor.go +++ b/mempool/reactor.go @@ -225,12 +225,10 @@ func (memR *Reactor) broadcastTxRoutine(peer p2p.Peer) { return } - memR.Logger.Info("XXX before select") select { case entry = <-iter.WaitNextCh(): // If the entry we were looking at got garbage collected (removed), try again. if entry == nil { - memR.Logger.Info("XXX entry is nil") continue } case <-peer.Quit(): From e305a4fbf1fc2e1d5fd105bd9937db81c8ed39e7 Mon Sep 17 00:00:00 2001 From: hvanz Date: Mon, 2 Sep 2024 17:19:05 +0200 Subject: [PATCH 70/99] restore test/e2e/networks/simple.toml --- test/e2e/networks/simple.toml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/test/e2e/networks/simple.toml b/test/e2e/networks/simple.toml index 1c34972b70a..1f2d9ccc7f9 100644 --- a/test/e2e/networks/simple.toml +++ b/test/e2e/networks/simple.toml @@ -1,2 +1,4 @@ [node.validator00] [node.validator01] +[node.validator02] +[node.validator03] \ No newline at end of file From 1c3657f11df43b97c85b10a33b9d8942672683c5 Mon Sep 17 00:00:00 2001 From: hvanz Date: Mon, 2 Sep 2024 17:36:35 +0200 Subject: [PATCH 71/99] remove unneeded BenchmarkUpdateWithConcurrentCheckTx --- mempool/bench_test.go | 52 ------------------------------------------- 1 file changed, 52 deletions(-) diff --git a/mempool/bench_test.go b/mempool/bench_test.go index 4dc16ee26ae..efc552686c4 100644 --- a/mempool/bench_test.go +++ b/mempool/bench_test.go @@ -2,7 +2,6 @@ package mempool import ( "fmt" - "sync" "sync/atomic" "testing" @@ -11,7 +10,6 @@ import ( "github.com/cometbft/cometbft/abci/example/kvstore" abciserver "github.com/cometbft/cometbft/abci/server" - abci "github.com/cometbft/cometbft/abci/types" cmtrand "github.com/cometbft/cometbft/internal/rand" "github.com/cometbft/cometbft/internal/test" "github.com/cometbft/cometbft/libs/log" @@ -143,53 +141,3 @@ func BenchmarkUpdateRemoteClient(b *testing.B) { assert.True(b, true) } } - -func BenchmarkUpdateWithConcurrentCheckTx(b *testing.B) { - mp, cleanup := newMempoolWithAsyncConnection(b) - defer cleanup() - - numTxs := 1000 - maxHeight := 1000 - wg := sync.WaitGroup{} - wg.Add(1) - - // Add some txs to mempool. - for i := 1; i <= numTxs; i++ { - rr, err := mp.CheckTx(kvstore.NewTxFromID(i), "") - require.NoError(b, err) - rr.Wait() - } - - // A process that continuously reaps and updates the mempool, simulating creation and committing - // of blocks by the consensus module. - go func() { - defer wg.Done() - - for h := 1; h <= maxHeight; h++ { - if mp.Size() == 0 { - break - } - // b.StartTimer() - txs := mp.ReapMaxBytesMaxGas(1000, -1) - mp.PreUpdate() - mp.Lock() - err := mp.FlushAppConn() // needed to process the pending CheckTx requests and their callbacks - require.NoError(b, err) - err = mp.Update(int64(h), txs, abciResponses(len(txs), abci.CodeTypeOK), nil, nil) - require.NoError(b, err) - mp.Unlock() - // b.StopTimer() - } - }() - - // Concurrently, add more transactions. - for i := numTxs + 1; i <= numTxs; i++ { - _, err := mp.CheckTx(kvstore.NewTxFromID(i), "") - require.NoError(b, err) - } - - wg.Wait() - - // All added transactions should have been removed from the mempool. - require.Zero(b, mp.Size()) -} From 940ca46f26afee1d0398884e57d38000202922a5 Mon Sep 17 00:00:00 2001 From: hvanz Date: Mon, 2 Sep 2024 17:48:24 +0200 Subject: [PATCH 72/99] remove commented code --- internal/consensus/common_test.go | 8 -------- 1 file changed, 8 deletions(-) diff --git a/internal/consensus/common_test.go b/internal/consensus/common_test.go index eac1e39da4d..76602acf4a0 100644 --- a/internal/consensus/common_test.go +++ b/internal/consensus/common_test.go @@ -460,14 +460,6 @@ func newStateWithConfigAndBlockStore( // one for mempool, one for consensus mtx := new(cmtsync.Mutex) - // appResp, err := app.Info(context.Background(), proxy.InfoRequest) - // if err != nil { - // panic("error on info") - // } - // laneInfo, err := mempl.FetchLanesInfo(appResp.LanePriorities, types.Lane(appResp.DefaultLanePriority)) - // if err != nil { - // panic("error parsing lanes ") - // } proxyAppConnCon := proxy.NewAppConnConsensus(abcicli.NewLocalClient(mtx, app), proxy.NopMetrics()) proxyAppConnMem := proxy.NewAppConnMempool(abcicli.NewLocalClient(mtx, app), proxy.NopMetrics()) // Make Mempool From 9419e871977c40568bf11b0a37f7a19bf0839ed2 Mon Sep 17 00:00:00 2001 From: hvanz Date: Mon, 2 Sep 2024 17:52:14 +0200 Subject: [PATCH 73/99] forgot newline in simple.toml --- test/e2e/networks/simple.toml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/test/e2e/networks/simple.toml b/test/e2e/networks/simple.toml index 1f2d9ccc7f9..96e3515d89b 100644 --- a/test/e2e/networks/simple.toml +++ b/test/e2e/networks/simple.toml @@ -1,4 +1,4 @@ [node.validator00] [node.validator01] [node.validator02] -[node.validator03] \ No newline at end of file +[node.validator03] From 8451751c1c1de396547f958e69d9ed527320267e Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 3 Sep 2024 17:28:02 +0200 Subject: [PATCH 74/99] Added test to check order without lanes --- mempool/iterators_test.go | 43 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/mempool/iterators_test.go b/mempool/iterators_test.go index 64ac72e8e20..e9258fab909 100644 --- a/mempool/iterators_test.go +++ b/mempool/iterators_test.go @@ -399,3 +399,46 @@ func TestReapOrderMatchesGossipOrder(t *testing.T) { require.NoError(t, err) require.Zero(t, mp.Size()) } + +func TestReapOrderMatchesGossipOrderNolanes(t *testing.T) { + app := kvstore.NewInMemoryApplicationWithoutLanes() + cc := proxy.NewLocalClientCreator(app) + mp, cleanup := newMempoolWithApp(cc) + defer cleanup() + + const n = 10 + + // Add a bunch of txs. + for i := 1; i <= n; i++ { + tx := kvstore.NewTxFromID(i) + rr, err := mp.CheckTx(tx, "") + require.NoError(t, err, err) + rr.Wait() + } + require.Equal(t, n, mp.Size()) + + gossipIter := NewBlockingWRRIterator(mp) + reapIter := NewWRRIterator(mp) + + // Check that both iterators return the same entry as in the reaped txs. + txs := make([]types.Tx, n) + reapedTxs := mp.ReapMaxTxs(n) + for i, reapedTx := range reapedTxs { + entry := <-gossipIter.WaitNextCh() + // entry can be nil only when an entry is removed concurrently. + require.NotNil(t, entry) + gossipTx := entry.Tx() + + reapTx := reapIter.Next().Tx() + txs[i] = reapTx + + require.EqualValues(t, reapTx, gossipTx) + require.EqualValues(t, reapTx, reapedTx) + require.EqualValues(t, reapTx, kvstore.NewTxFromID(i+1)) + } + require.EqualValues(t, txs, reapedTxs) + + err := mp.Update(1, txs, abciResponses(len(txs), abci.CodeTypeOK), nil, nil) + require.NoError(t, err) + require.Zero(t, mp.Size()) +} From 9b3f21390a189ed8018f0551d6f8374bf9b5a77c Mon Sep 17 00:00:00 2001 From: hvanz Date: Tue, 3 Sep 2024 17:56:00 +0200 Subject: [PATCH 75/99] revert go.mod --- go.mod | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/go.mod b/go.mod index d065fe76882..36f1118cac8 100644 --- a/go.mod +++ b/go.mod @@ -1,7 +1,6 @@ module github.com/cometbft/cometbft -go 1.22.5 - +go 1.22 require ( github.com/BurntSushi/toml v1.4.0 github.com/adlio/schema v1.3.6 From a1bd31c2d0dcfd0194eff2305bd6d694b76e1239 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Hern=C3=A1n=20Vanzetto?= <15466498+hvanz@users.noreply.github.com> Date: Tue, 3 Sep 2024 18:21:25 +0200 Subject: [PATCH 76/99] test(mempool/lanes): Use app with lanes in tests + do not test ordering (#3987) Depends on #3978 and #3980 (then we should merge feature branch into target branch). This PR removes from kvstore the option `useLanes`, so it's not possible to disable lanes once the app is created. All tests use kvstore with lanes as default, except those that initialise the app with `New...ApplicationWithoutLanes`. Also, some reactor tests were failing when checking that txs were received in order. We only need to check that the txs are in the mempool; order is tested elsewhere. --------- Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> --- abci/example/kvstore/kvstore.go | 8 +------- internal/consensus/common_test.go | 12 +++++------- mempool/iterators_test.go | 2 +- mempool/reactor_test.go | 22 +++++++++++----------- 4 files changed, 18 insertions(+), 26 deletions(-) diff --git a/abci/example/kvstore/kvstore.go b/abci/example/kvstore/kvstore.go index 1be1c967ff1..8d5d060ab73 100644 --- a/abci/example/kvstore/kvstore.go +++ b/abci/example/kvstore/kvstore.go @@ -53,8 +53,6 @@ type Application struct { lanes map[string]uint32 lanePriorities []uint32 - - useLanes bool } // NewApplication creates an instance of the kvstore from the provided database, @@ -141,7 +139,7 @@ func (app *Application) Info(context.Context, *types.InfoRequest) (*types.InfoRe } var defaultLanePriority uint32 - if len(app.lanes) > 0 { + if app.lanes != nil { defaultLanePriority = app.lanes[defaultLane] } @@ -187,10 +185,6 @@ func (app *Application) CheckTx(_ context.Context, req *types.CheckTxRequest) (* return &types.CheckTxResponse{Code: CodeTypeInvalidTxFormat}, nil } - if !app.useLanes { - return &types.CheckTxResponse{Code: CodeTypeOK, GasWanted: 1}, nil - } - lane := app.assignLane(req.Tx) return &types.CheckTxResponse{Code: CodeTypeOK, GasWanted: 1, Lane: lane}, nil } diff --git a/internal/consensus/common_test.go b/internal/consensus/common_test.go index 5177d2463bb..e175eefc927 100644 --- a/internal/consensus/common_test.go +++ b/internal/consensus/common_test.go @@ -911,6 +911,7 @@ func randConsensusNetWithPeers( } app := appFunc(path.Join(config.DBDir(), fmt.Sprintf("%s_%d", testName, i))) + _, lanesInfo := fetchAppInfo(t, app) vals := types.TM2PB.ValidatorUpdates(state.Validators) if _, ok := app.(*kvstore.Application); ok { // simulate handshake, receive app version. If don't do this, replay test will fail @@ -919,7 +920,7 @@ func randConsensusNetWithPeers( _, err = app.InitChain(context.Background(), &abci.InitChainRequest{Validators: vals}) require.NoError(t, err) - css[i] = newStateWithConfig(thisConfig, state, privVal, app, nil) + css[i] = newStateWithConfig(thisConfig, state, privVal, app, lanesInfo) css[i].SetTimeoutTicker(tickerFunc()) css[i].SetLogger(logger.With("validator", i, "module", "consensus")) } @@ -1047,18 +1048,15 @@ func newPersistentKVStore() abci.Application { if err != nil { panic(err) } - app := kvstore.NewPersistentApplication(dir) - return app + return kvstore.NewPersistentApplication(dir) } func newKVStore() abci.Application { - app := kvstore.NewInMemoryApplication() - return app + return kvstore.NewInMemoryApplication() } func newPersistentKVStoreWithPath(dbDir string) abci.Application { - app := kvstore.NewPersistentApplication(dbDir) - return app + return kvstore.NewPersistentApplication(dbDir) } func signDataIsEqual(v1 *types.Vote, v2 *cmtproto.Vote) bool { diff --git a/mempool/iterators_test.go b/mempool/iterators_test.go index 64ac72e8e20..dca4811d4b1 100644 --- a/mempool/iterators_test.go +++ b/mempool/iterators_test.go @@ -217,7 +217,7 @@ func TestIteratorEmptyLanes(t *testing.T) { // Without lanes transactions should be returned as they were // submitted - increasing tx IDs. func TestIteratorNoLanes(t *testing.T) { - app := kvstore.NewInMemoryApplication() + app := kvstore.NewInMemoryApplicationWithoutLanes() cc := proxy.NewLocalClientCreator(app) cfg := test.ResetTestRoot("mempool_test") diff --git a/mempool/reactor_test.go b/mempool/reactor_test.go index 721ea724dcd..83f0128ac55 100644 --- a/mempool/reactor_test.go +++ b/mempool/reactor_test.go @@ -181,11 +181,11 @@ func TestMempoolReactorSendLaggingPeer(t *testing.T) { // Now we know that the second reactor has advanced to height 9, so it should receive all txs. reactors[0].Switch.Peers().Get(peerID).Set(types.PeerStateKey, peerState{9}) - waitForReactors(t, txs1, reactors, checkTxsInOrder) + waitForReactors(t, txs1, reactors, checkTxsInMempool) // Add a bunch of txs to first reactor. The second reactor should receive them all. txs2 := checkTxs(t, reactors[0].mempool, numTxs) - waitForReactors(t, append(txs1, txs2...), reactors, checkTxsInOrder) + waitForReactors(t, append(txs1, txs2...), reactors, checkTxsInMempool) } // Test the scenario where a tx selected for being sent to a peer is removed @@ -225,7 +225,7 @@ func TestMempoolReactorSendRemovedTx(t *testing.T) { // Now we know that the second reactor is not lagging, so it should receive // all txs except those that were removed. reactors[0].Switch.Peers().Get(peerID).Set(types.PeerStateKey, peerState{9}) - waitForReactors(t, txsLeft, reactors, checkTxsInOrder) + waitForReactors(t, txsLeft, reactors, checkTxsInMempool) } func TestMempoolReactorMaxTxBytes(t *testing.T) { @@ -423,7 +423,7 @@ func TestMempoolReactorMaxActiveOutboundConnectionsNoDuplicate(t *testing.T) { // Wait for all txs to be in the mempool of the second reactor; the other reactors should not // receive any tx. (The second reactor only sends transactions to the first reactor.) - checkTxsInOrder(t, txs, reactors[1], 0) + checkTxsInMempool(t, txs, reactors[1], 0) for _, r := range reactors[2:] { require.Zero(t, r.mempool.Size()) } @@ -434,8 +434,8 @@ func TestMempoolReactorMaxActiveOutboundConnectionsNoDuplicate(t *testing.T) { // Now the third reactor should start receiving transactions from the first reactor and // the fourth reactor from the second - checkTxsInOrder(t, txs, reactors[2], 0) - checkTxsInOrder(t, txs, reactors[3], 0) + checkTxsInMempool(t, txs, reactors[2], 0) + checkTxsInMempool(t, txs, reactors[3], 0) } // Test the experimental feature that limits the number of outgoing connections for gossiping @@ -466,8 +466,8 @@ func TestMempoolReactorMaxActiveOutboundConnectionsStar(t *testing.T) { // Wait for all txs to be in the mempool of the second reactor; the other reactors should not // receive any tx. (The second reactor only sends transactions to the first reactor.) - checkTxsInOrder(t, txs, reactors[0], 0) - checkTxsInOrder(t, txs, reactors[1], 0) + checkTxsInMempool(t, txs, reactors[0], 0) + checkTxsInMempool(t, txs, reactors[1], 0) for _, r := range reactors[2:] { require.Zero(t, r.mempool.Size()) @@ -479,9 +479,9 @@ func TestMempoolReactorMaxActiveOutboundConnectionsStar(t *testing.T) { // Now the third reactor should start receiving transactions from the first reactor; the fourth // reactor's mempool should still be empty. - checkTxsInOrder(t, txs, reactors[0], 0) - checkTxsInOrder(t, txs, reactors[1], 0) - checkTxsInOrder(t, txs, reactors[2], 0) + checkTxsInMempool(t, txs, reactors[0], 0) + checkTxsInMempool(t, txs, reactors[1], 0) + checkTxsInMempool(t, txs, reactors[2], 0) for _, r := range reactors[3:] { require.Zero(t, r.mempool.Size()) } From c227f138864588ec8fa2fa01910ed9c5f6aebc23 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Tue, 3 Sep 2024 23:15:12 +0200 Subject: [PATCH 77/99] Added DoNotUseLanes to e2e config --- test/e2e/app/app.go | 28 ++++++++++++++++++++++++++-- test/e2e/node/config.go | 3 +++ test/e2e/pkg/manifest.go | 5 +++++ test/e2e/pkg/testnet.go | 3 +++ test/e2e/runner/setup.go | 1 + 5 files changed, 38 insertions(+), 2 deletions(-) diff --git a/test/e2e/app/app.go b/test/e2e/app/app.go index 6d8025e82cc..02c2828031e 100644 --- a/test/e2e/app/app.go +++ b/test/e2e/app/app.go @@ -139,6 +139,11 @@ type Config struct { // -1 denotes it is set at genesis. // 0 denotes it is set at InitChain. PbtsUpdateHeight int64 `toml:"pbts_update_height"` + + // If true, disables the use of lanes by the application. + // Used to simulate networks that do not want to use lanes, running + // on top of CometBFT with lane support. + DoNotUseLanes bool `toml:"no_lanes"` } func DefaultConfig(dir string) *Config { @@ -178,10 +183,18 @@ func NewApplication(cfg *Config) (*Application, error) { if err != nil { return nil, err } - lanes, lanePriorities := LaneDefinitions() - logger := log.NewTMLogger(log.NewSyncWriter(os.Stdout)) logger.Info("Application started!") + if cfg.DoNotUseLanes { + return &Application{ + logger: logger, + state: state, + snapshots: snapshots, + cfg: cfg, + }, nil + } + + lanes, lanePriorities := LaneDefinitions() return &Application{ logger: logger, @@ -201,6 +214,14 @@ func (app *Application) Info(context.Context, *abci.InfoRequest) (*abci.InfoResp } height, hash := app.state.Info() + if app.cfg.DoNotUseLanes { + return &abci.InfoResponse{ + Version: version.ABCIVersion, + AppVersion: appVersion, + LastBlockHeight: int64(height), + LastBlockAppHash: hash, + }, nil + } return &abci.InfoResponse{ Version: version.ABCIVersion, AppVersion: appVersion, @@ -323,6 +344,9 @@ func (app *Application) CheckTx(_ context.Context, req *abci.CheckTxRequest) (*a time.Sleep(app.cfg.CheckTxDelay) } + if app.cfg.DoNotUseLanes { + return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1}, nil + } lane := extractLane(value) return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1, Lane: lane}, nil diff --git a/test/e2e/node/config.go b/test/e2e/node/config.go index 97cb26b8c6a..691566d696c 100644 --- a/test/e2e/node/config.go +++ b/test/e2e/node/config.go @@ -50,6 +50,8 @@ type Config struct { PbtsEnableHeight int64 `toml:"pbts_enable_height"` PbtsUpdateHeight int64 `toml:"pbts_update_height"` + + DoNotUseLanes bool `toml:"no_lanes"` } // App extracts out the application specific configuration parameters. @@ -72,6 +74,7 @@ func (cfg *Config) App() *app.Config { ABCIRequestsLoggingEnabled: cfg.ABCIRequestsLoggingEnabled, PbtsEnableHeight: cfg.PbtsEnableHeight, PbtsUpdateHeight: cfg.PbtsUpdateHeight, + DoNotUseLanes: cfg.DoNotUseLanes, } } diff --git a/test/e2e/pkg/manifest.go b/test/e2e/pkg/manifest.go index 9cb46830afd..05ca8435a35 100644 --- a/test/e2e/pkg/manifest.go +++ b/test/e2e/pkg/manifest.go @@ -145,6 +145,11 @@ type Manifest struct { // -1 denotes it is set at genesis. // 0 denotes it is set at InitChain. PbtsUpdateHeight int64 `toml:"pbts_update_height"` + + // Used to disable lanes for testing behavior of + // networks that upgrade to a version of CometBFT + // that supports lanes but do not opt for using them. + DoNotUseLanes bool `toml:"no_lanes"` } // ManifestNode represents a node in a testnet manifest. diff --git a/test/e2e/pkg/testnet.go b/test/e2e/pkg/testnet.go index 628a8c909a3..b215fe352fe 100644 --- a/test/e2e/pkg/testnet.go +++ b/test/e2e/pkg/testnet.go @@ -91,6 +91,7 @@ type Testnet struct { LoadTxBatchSize int LoadTxConnections int LoadMaxTxs int + DoNotUseLanes bool LoadLaneWeights []uint ABCIProtocol string PrepareProposalDelay time.Duration @@ -202,6 +203,7 @@ func NewTestnetFromManifest(manifest Manifest, file string, ifd InfrastructureDa LoadTxBatchSize: manifest.LoadTxBatchSize, LoadTxConnections: manifest.LoadTxConnections, LoadMaxTxs: manifest.LoadMaxTxs, + DoNotUseLanes: manifest.DoNotUseLanes, LoadLaneWeights: manifest.LoadLaneWeights, ABCIProtocol: manifest.ABCIProtocol, PrepareProposalDelay: manifest.PrepareProposalDelay, @@ -226,6 +228,7 @@ func NewTestnetFromManifest(manifest Manifest, file string, ifd InfrastructureDa PbtsUpdateHeight: manifest.PbtsUpdateHeight, lanePriorities: lanePriorities, } + if manifest.InitialHeight > 0 { testnet.InitialHeight = manifest.InitialHeight } diff --git a/test/e2e/runner/setup.go b/test/e2e/runner/setup.go index 0ebbbc0fe89..c16ceecbc66 100644 --- a/test/e2e/runner/setup.go +++ b/test/e2e/runner/setup.go @@ -342,6 +342,7 @@ func MakeAppConfig(node *e2e.Node) ([]byte, error) { "abci_requests_logging_enabled": node.Testnet.ABCITestsEnabled, "pbts_enable_height": node.Testnet.PbtsEnableHeight, "pbts_update_height": node.Testnet.PbtsUpdateHeight, + "no_lanes": node.Testnet.DoNotUseLanes, } switch node.ABCIProtocol { case e2e.ProtocolUNIX: From 1bde84ac1ee9c48226a68ee0028126c5ed3aa276 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Hern=C3=A1n=20Vanzetto?= <15466498+hvanz@users.noreply.github.com> Date: Wed, 4 Sep 2024 11:54:06 +0200 Subject: [PATCH 78/99] fix(mempool/lanes): Do not reuse iterator when reaping (#3996) There's a risk of race conditions on the iterator for reaping, as shown in the [failed test](https://github.com/cometbft/cometbft/actions/runs/10686803248/job/29622932068?pr=3638) TestBroadcastTxSync. We assumed that Reap methods are only called by `BlockExecutor`, but this is not true. In particular, `ReapMaxTxs` is called by the RPC endpoint `UnconfirmedTxs`. This PR creates a new iterator on every Reap call, instead of reusing only one. Benchmarks with one reusable iterator and with an iterator created on each Reap call (this PR). ``` BenchmarkReap-8 1272 894477 ns/op 485765 B/op 10001 allocs/op BenchmarkReap-8 1269 928269 ns/op 486134 B/op 10006 allocs/op ``` --- mempool/clist_mempool.go | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 545ea75bec3..1f260c58942 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -64,8 +64,6 @@ type CListMempool struct { defaultLane types.Lane sortedLanes []types.Lane // lanes sorted by priority, in descending order - reapIter *NonBlockingWRRIterator - // Keep a cache of already-seen txs. // This reduces the pressure on the proxyApp. cache TxCache @@ -115,7 +113,6 @@ func NewCListMempool( sort.Slice(mp.sortedLanes, func(i, j int) bool { return mp.sortedLanes[i] > mp.sortedLanes[j] }) - mp.reapIter = NewWRRIterator(mp) mp.recheck = newRecheck(NewWRRIterator(mp)) if cfg.CacheSize > 0 { @@ -609,9 +606,9 @@ func (mem *CListMempool) ReapMaxBytesMaxGas(maxBytes, maxGas int64) types.Txs { // size per tx, and set the initial capacity based off of that. // txs := make([]types.Tx, 0, cmtmath.MinInt(mem.Size(), max/mem.avgTxSize)) txs := make([]types.Tx, 0, mem.Size()) - mem.reapIter.Reset(mem.lanes) + iter := NewWRRIterator(mem) for { - memTx := mem.reapIter.Next() + memTx := iter.Next() if memTx == nil { break } @@ -649,9 +646,9 @@ func (mem *CListMempool) ReapMaxTxs(max int) types.Txs { } txs := make([]types.Tx, 0, cmtmath.MinInt(mem.Size(), max)) - mem.reapIter.Reset(mem.lanes) + iter := NewWRRIterator(mem) for len(txs) <= max { - memTx := mem.reapIter.Next() + memTx := iter.Next() if memTx == nil { break } From 91d37140535d09e247d0fc0d3bf0da334a8dd888 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Wed, 4 Sep 2024 16:22:15 +0200 Subject: [PATCH 79/99] Added an option for the generator to generate apps w/o lanes for nightly testing --- test/e2e/generator/generate.go | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/test/e2e/generator/generate.go b/test/e2e/generator/generate.go index ba0507c372d..ff57d0e1413 100644 --- a/test/e2e/generator/generate.go +++ b/test/e2e/generator/generate.go @@ -31,6 +31,7 @@ var ( map[string]string{"initial01": "a", "initial02": "b", "initial03": "c"}, }, "validators": {"genesis", "initchain"}, + "no_lanes": {true, false}, } nodeVersions = weightedChoice{ "": 2, @@ -318,6 +319,13 @@ func generateTestnet(r *rand.Rand, opt map[string]any, upgradeVersion string, pr ) } + switch opt["no_lanes"] { + case false: + manifest.DoNotUseLanes = true + case true: + manifest.DoNotUseLanes = false + } + return manifest, nil } From fc8405b7bac98e7b2cedd0da0799f2af573c1007 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Wed, 4 Sep 2024 17:24:22 +0200 Subject: [PATCH 80/99] Added optional list of lanes to e2e testnet --- test/e2e/app/app.go | 23 ++++++++++++++++------- test/e2e/node/config.go | 4 ++++ test/e2e/pkg/manifest.go | 6 ++++++ test/e2e/pkg/testnet.go | 5 +++-- test/e2e/runner/setup.go | 1 + 5 files changed, 30 insertions(+), 9 deletions(-) diff --git a/test/e2e/app/app.go b/test/e2e/app/app.go index 02c2828031e..c770446453c 100644 --- a/test/e2e/app/app.go +++ b/test/e2e/app/app.go @@ -144,6 +144,12 @@ type Config struct { // Used to simulate networks that do not want to use lanes, running // on top of CometBFT with lane support. DoNotUseLanes bool `toml:"no_lanes"` + + // Optional custom definition of lanes to be used by the application + // If not used the application has a default set of lanes: + // {"foo"= 9,"bar"=4,"default"= 1} + // Note that the default key has to be present in your list of custom lanes. + Lanes map[string]uint32 `toml:"lanes"` } func DefaultConfig(dir string) *Config { @@ -155,13 +161,15 @@ func DefaultConfig(dir string) *Config { } // LaneDefinitions returns the (constant) list of lanes and their priorities. -func LaneDefinitions() (map[string]uint32, []uint32) { +func LaneDefinitions(lanes map[string]uint32) (map[string]uint32, []uint32) { // Map from lane name to its priority. Priority 0 is reserved. The higher // the value, the higher the priority. - lanes := map[string]uint32{ - "foo": 9, - "bar": 4, - defaultLane: 1, + if len(lanes) == 0 { + lanes = map[string]uint32{ + "foo": 9, + "bar": 4, + defaultLane: 1, + } } // List of lane priorities @@ -194,8 +202,8 @@ func NewApplication(cfg *Config) (*Application, error) { }, nil } - lanes, lanePriorities := LaneDefinitions() - + lanes, lanePriorities := LaneDefinitions(cfg.Lanes) + fmt.Println("APP Lane priorities", lanePriorities) return &Application{ logger: logger, state: state, @@ -348,6 +356,7 @@ func (app *Application) CheckTx(_ context.Context, req *abci.CheckTxRequest) (*a return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1}, nil } lane := extractLane(value) + fmt.Println("LANE ", lane) return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1, Lane: lane}, nil } diff --git a/test/e2e/node/config.go b/test/e2e/node/config.go index 691566d696c..4300da42ba6 100644 --- a/test/e2e/node/config.go +++ b/test/e2e/node/config.go @@ -52,6 +52,8 @@ type Config struct { PbtsUpdateHeight int64 `toml:"pbts_update_height"` DoNotUseLanes bool `toml:"no_lanes"` + + Lanes map[string]uint32 `toml:"lanes"` } // App extracts out the application specific configuration parameters. @@ -75,6 +77,7 @@ func (cfg *Config) App() *app.Config { PbtsEnableHeight: cfg.PbtsEnableHeight, PbtsUpdateHeight: cfg.PbtsUpdateHeight, DoNotUseLanes: cfg.DoNotUseLanes, + Lanes: cfg.Lanes, } } @@ -85,6 +88,7 @@ func LoadConfig(file string) (*Config, error) { Protocol: "socket", PersistInterval: 1, } + fmt.Println(cfg) _, err := toml.DecodeFile(file, &cfg) if err != nil { return nil, fmt.Errorf("failed to load config from %q: %w", file, err) diff --git a/test/e2e/pkg/manifest.go b/test/e2e/pkg/manifest.go index 05ca8435a35..7270bd9d456 100644 --- a/test/e2e/pkg/manifest.go +++ b/test/e2e/pkg/manifest.go @@ -150,6 +150,12 @@ type Manifest struct { // networks that upgrade to a version of CometBFT // that supports lanes but do not opt for using them. DoNotUseLanes bool `toml:"no_lanes"` + + // Optional custom definition of lanes to be used by the application + // If not used the application has a default set of lanes: + // {"foo"= 9,"bar"=4,"default"= 1} + // Note that the default key has to be present in your list of custom lanes. + Lanes map[string]uint32 `toml:"lanes"` } // ManifestNode represents a node in a testnet manifest. diff --git a/test/e2e/pkg/testnet.go b/test/e2e/pkg/testnet.go index b215fe352fe..f375e535a5f 100644 --- a/test/e2e/pkg/testnet.go +++ b/test/e2e/pkg/testnet.go @@ -93,6 +93,7 @@ type Testnet struct { LoadMaxTxs int DoNotUseLanes bool LoadLaneWeights []uint + Lanes map[string]uint32 ABCIProtocol string PrepareProposalDelay time.Duration ProcessProposalDelay time.Duration @@ -184,8 +185,7 @@ func NewTestnetFromManifest(manifest Manifest, file string, ifd InfrastructureDa return nil, fmt.Errorf("invalid IP network address %q: %w", ifd.Network, err) } // Pre-load hard-coded lane values from app. - _, lanePriorities := app.LaneDefinitions() - + _, lanePriorities := app.LaneDefinitions(manifest.Lanes) testnet := &Testnet{ Name: filepath.Base(dir), File: file, @@ -205,6 +205,7 @@ func NewTestnetFromManifest(manifest Manifest, file string, ifd InfrastructureDa LoadMaxTxs: manifest.LoadMaxTxs, DoNotUseLanes: manifest.DoNotUseLanes, LoadLaneWeights: manifest.LoadLaneWeights, + Lanes: manifest.Lanes, ABCIProtocol: manifest.ABCIProtocol, PrepareProposalDelay: manifest.PrepareProposalDelay, ProcessProposalDelay: manifest.ProcessProposalDelay, diff --git a/test/e2e/runner/setup.go b/test/e2e/runner/setup.go index c16ceecbc66..6bf54071c09 100644 --- a/test/e2e/runner/setup.go +++ b/test/e2e/runner/setup.go @@ -343,6 +343,7 @@ func MakeAppConfig(node *e2e.Node) ([]byte, error) { "pbts_enable_height": node.Testnet.PbtsEnableHeight, "pbts_update_height": node.Testnet.PbtsUpdateHeight, "no_lanes": node.Testnet.DoNotUseLanes, + "lanes": node.Testnet.Lanes, } switch node.ABCIProtocol { case e2e.ProtocolUNIX: From d2fe3fff262217ba9c7ba20ce183d00e034add8d Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Thu, 5 Sep 2024 10:38:59 +0200 Subject: [PATCH 81/99] Removed printfs and newline --- test/e2e/app/app.go | 2 -- test/e2e/pkg/testnet.go | 1 - 2 files changed, 3 deletions(-) diff --git a/test/e2e/app/app.go b/test/e2e/app/app.go index c770446453c..b65a021ab04 100644 --- a/test/e2e/app/app.go +++ b/test/e2e/app/app.go @@ -203,7 +203,6 @@ func NewApplication(cfg *Config) (*Application, error) { } lanes, lanePriorities := LaneDefinitions(cfg.Lanes) - fmt.Println("APP Lane priorities", lanePriorities) return &Application{ logger: logger, state: state, @@ -356,7 +355,6 @@ func (app *Application) CheckTx(_ context.Context, req *abci.CheckTxRequest) (*a return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1}, nil } lane := extractLane(value) - fmt.Println("LANE ", lane) return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1, Lane: lane}, nil } diff --git a/test/e2e/pkg/testnet.go b/test/e2e/pkg/testnet.go index f375e535a5f..55c8668f411 100644 --- a/test/e2e/pkg/testnet.go +++ b/test/e2e/pkg/testnet.go @@ -229,7 +229,6 @@ func NewTestnetFromManifest(manifest Manifest, file string, ifd InfrastructureDa PbtsUpdateHeight: manifest.PbtsUpdateHeight, lanePriorities: lanePriorities, } - if manifest.InitialHeight > 0 { testnet.InitialHeight = manifest.InitialHeight } From 307c8a2c4d23758da059cdf5590b3652223e3d4e Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Thu, 5 Sep 2024 10:40:08 +0200 Subject: [PATCH 82/99] Removed printf --- test/e2e/node/config.go | 1 - 1 file changed, 1 deletion(-) diff --git a/test/e2e/node/config.go b/test/e2e/node/config.go index 4300da42ba6..e405848f458 100644 --- a/test/e2e/node/config.go +++ b/test/e2e/node/config.go @@ -88,7 +88,6 @@ func LoadConfig(file string) (*Config, error) { Protocol: "socket", PersistInterval: 1, } - fmt.Println(cfg) _, err := toml.DecodeFile(file, &cfg) if err != nil { return nil, fmt.Errorf("failed to load config from %q: %w", file, err) From c3c80c4ccf05eadb484994ed009df868f7b4d6f7 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Thu, 5 Sep 2024 12:34:03 +0200 Subject: [PATCH 83/99] Revert "Added test to check order without lanes" This reverts commit 8451751c1c1de396547f958e69d9ed527320267e. --- mempool/iterators_test.go | 43 --------------------------------------- 1 file changed, 43 deletions(-) diff --git a/mempool/iterators_test.go b/mempool/iterators_test.go index 75062acb586..dca4811d4b1 100644 --- a/mempool/iterators_test.go +++ b/mempool/iterators_test.go @@ -399,46 +399,3 @@ func TestReapOrderMatchesGossipOrder(t *testing.T) { require.NoError(t, err) require.Zero(t, mp.Size()) } - -func TestReapOrderMatchesGossipOrderNolanes(t *testing.T) { - app := kvstore.NewInMemoryApplicationWithoutLanes() - cc := proxy.NewLocalClientCreator(app) - mp, cleanup := newMempoolWithApp(cc) - defer cleanup() - - const n = 10 - - // Add a bunch of txs. - for i := 1; i <= n; i++ { - tx := kvstore.NewTxFromID(i) - rr, err := mp.CheckTx(tx, "") - require.NoError(t, err, err) - rr.Wait() - } - require.Equal(t, n, mp.Size()) - - gossipIter := NewBlockingWRRIterator(mp) - reapIter := NewWRRIterator(mp) - - // Check that both iterators return the same entry as in the reaped txs. - txs := make([]types.Tx, n) - reapedTxs := mp.ReapMaxTxs(n) - for i, reapedTx := range reapedTxs { - entry := <-gossipIter.WaitNextCh() - // entry can be nil only when an entry is removed concurrently. - require.NotNil(t, entry) - gossipTx := entry.Tx() - - reapTx := reapIter.Next().Tx() - txs[i] = reapTx - - require.EqualValues(t, reapTx, gossipTx) - require.EqualValues(t, reapTx, reapedTx) - require.EqualValues(t, reapTx, kvstore.NewTxFromID(i+1)) - } - require.EqualValues(t, txs, reapedTxs) - - err := mp.Update(1, txs, abciResponses(len(txs), abci.CodeTypeOK), nil, nil) - require.NoError(t, err) - require.Zero(t, mp.Size()) -} From 44c6ff150c442aef775b19f3744a05da8e83b139 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Thu, 5 Sep 2024 15:24:45 +0200 Subject: [PATCH 84/99] Update test/e2e/generator/generate.go MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Co-authored-by: Hernán Vanzetto <15466498+hvanz@users.noreply.github.com> --- test/e2e/generator/generate.go | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/test/e2e/generator/generate.go b/test/e2e/generator/generate.go index ff57d0e1413..8b62a43a384 100644 --- a/test/e2e/generator/generate.go +++ b/test/e2e/generator/generate.go @@ -319,12 +319,7 @@ func generateTestnet(r *rand.Rand, opt map[string]any, upgradeVersion string, pr ) } - switch opt["no_lanes"] { - case false: - manifest.DoNotUseLanes = true - case true: - manifest.DoNotUseLanes = false - } + manifest.DoNotUseLanes = !opt["no_lanes"] return manifest, nil } From d1b4fd8ede304ce2e4115619a541c09e64173d49 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Thu, 5 Sep 2024 15:25:12 +0200 Subject: [PATCH 85/99] feat(mempool/test): Add test to check order when lanes are disabled (#4008) Addresses #3977 --- #### PR checklist - [x] Tests written/updated - [ ] Changelog entry added in `.changelog` (we use [unclog](https://github.com/informalsystems/unclog) to manage our changelog) - [ ] Updated relevant documentation (`docs/` or `spec/`) and code comments --- mempool/iterators_test.go | 79 +++++++++++++++++++++++---------------- 1 file changed, 47 insertions(+), 32 deletions(-) diff --git a/mempool/iterators_test.go b/mempool/iterators_test.go index dca4811d4b1..1590470ae45 100644 --- a/mempool/iterators_test.go +++ b/mempool/iterators_test.go @@ -358,44 +358,59 @@ func TestIteratorCountOnly(t *testing.T) { require.Equal(t, n, counter) } -func TestReapOrderMatchesGossipOrder(t *testing.T) { - app := kvstore.NewInMemoryApplication() - cc := proxy.NewLocalClientCreator(app) - mp, cleanup := newMempoolWithApp(cc) - defer cleanup() - +func TestReapMatchesGossipOrder(t *testing.T) { const n = 10 - // Add a bunch of txs. - for i := 1; i <= n; i++ { - tx := kvstore.NewTxFromID(i) - rr, err := mp.CheckTx(tx, "") - require.NoError(t, err, err) - rr.Wait() + tests := map[string]struct { + app *kvstore.Application + }{ + "test_lanes": { + app: kvstore.NewInMemoryApplication(), + }, + "test_no_lanes": { + app: kvstore.NewInMemoryApplicationWithoutLanes(), + }, } - require.Equal(t, n, mp.Size()) - gossipIter := NewBlockingWRRIterator(mp) - reapIter := NewWRRIterator(mp) + for test, config := range tests { + cc := proxy.NewLocalClientCreator(config.app) + mp, cleanup := newMempoolWithApp(cc) + defer cleanup() + // Add a bunch of txs. + for i := 1; i <= n; i++ { + tx := kvstore.NewTxFromID(i) + rr, err := mp.CheckTx(tx, "") + require.NoError(t, err, err) + rr.Wait() + } + + require.Equal(t, n, mp.Size()) - // Check that both iterators return the same entry as in the reaped txs. - txs := make([]types.Tx, n) - reapedTxs := mp.ReapMaxTxs(n) - for i, reapedTx := range reapedTxs { - entry := <-gossipIter.WaitNextCh() - // entry can be nil only when an entry is removed concurrently. - require.NotNil(t, entry) - gossipTx := entry.Tx() + gossipIter := NewBlockingWRRIterator(mp) + reapIter := NewWRRIterator(mp) - reapTx := reapIter.Next().Tx() - txs[i] = reapTx + // Check that both iterators return the same entry as in the reaped txs. + txs := make([]types.Tx, n) + reapedTxs := mp.ReapMaxTxs(n) + for i, reapedTx := range reapedTxs { + entry := <-gossipIter.WaitNextCh() + // entry can be nil only when an entry is removed concurrently. + require.NotNil(t, entry) + gossipTx := entry.Tx() - require.EqualValues(t, reapTx, gossipTx) - require.EqualValues(t, reapTx, reapedTx) - } - require.EqualValues(t, txs, reapedTxs) + reapTx := reapIter.Next().Tx() + txs[i] = reapTx + + require.EqualValues(t, reapTx, gossipTx) + require.EqualValues(t, reapTx, reapedTx) + if test == "test_no_lanes" { + require.EqualValues(t, reapTx, kvstore.NewTxFromID(i+1)) + } + } + require.EqualValues(t, txs, reapedTxs) - err := mp.Update(1, txs, abciResponses(len(txs), abci.CodeTypeOK), nil, nil) - require.NoError(t, err) - require.Zero(t, mp.Size()) + err := mp.Update(1, txs, abciResponses(len(txs), abci.CodeTypeOK), nil, nil) + require.NoError(t, err) + require.Zero(t, mp.Size()) + } } From 04112748b3a477da0a2d9271a323b2e87a9bd680 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Thu, 5 Sep 2024 15:31:03 +0200 Subject: [PATCH 86/99] Apply suggestions from code review Co-authored-by: Sergio Mena --- mempool/clist_mempool.go | 4 ++-- mempool/iterators.go | 11 +++++------ 2 files changed, 7 insertions(+), 8 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 1f260c58942..c4412722300 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -57,8 +57,8 @@ type CListMempool struct { addTxChMtx cmtsync.RWMutex // Protects the fields below addTxCh chan struct{} // Blocks until the next TX is added - addTxSeq int64 - addTxLaneSeqs map[types.Lane]int64 + addTxSeq int64 // Helps detect is new TXs have been added to a given lane + addTxLaneSeqs map[types.Lane]int64 // Sequence of the last TX added to a given lane // Immutable fields, only set during initialization. defaultLane types.Lane diff --git a/mempool/iterators.go b/mempool/iterators.go index e3bc1190310..c20a35bc5b1 100644 --- a/mempool/iterators.go +++ b/mempool/iterators.go @@ -24,8 +24,8 @@ func (iter *WRRIterator) nextLane() types.Lane { // Non-blocking version of the WRR iterator to be used for reaping and // rechecking transactions. // -// Lock must be held on the mempool when iterating: the mempool cannot be -// modified while iterating. +// This iterator does not support changes on the underlying mempool once initialised (or `Reset`), +// therefore the lock must be held on the mempool when iterating. type NonBlockingWRRIterator struct { WRRIterator } @@ -90,6 +90,7 @@ func (iter *NonBlockingWRRIterator) Next() Entry { // BlockingWRRIterator implements a blocking version of the WRR iterator, // meaning that when no transaction is available, it will wait until a new one // is added to the mempool. +// Unlike `NonBlockingWRRIterator`, this iterator is expected to work with an evolving mempool. type BlockingWRRIterator struct { WRRIterator mp *CListMempool @@ -119,11 +120,9 @@ func (iter *BlockingWRRIterator) WaitNextCh() <-chan Entry { lane := iter.PickLane() if entry := iter.Next(lane); entry != nil { ch <- entry.Value.(Entry) - close(ch) - } else { - // Unblock the receiver (it will receive nil). - close(ch) } + // Unblock the receiver (it may receive nil). + close(ch) }() return ch } From 2539b8e20a7fdcdedf76f4ab2850bc5a469ced8f Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Thu, 5 Sep 2024 15:33:50 +0200 Subject: [PATCH 87/99] Reverted length check condition --- abci/example/kvstore/kvstore.go | 2 +- mempool/clist_mempool.go | 8 ++++---- mempool/iterators.go | 2 +- 3 files changed, 6 insertions(+), 6 deletions(-) diff --git a/abci/example/kvstore/kvstore.go b/abci/example/kvstore/kvstore.go index 8d5d060ab73..47936bcbfa7 100644 --- a/abci/example/kvstore/kvstore.go +++ b/abci/example/kvstore/kvstore.go @@ -139,7 +139,7 @@ func (app *Application) Info(context.Context, *types.InfoRequest) (*types.InfoRe } var defaultLanePriority uint32 - if app.lanes != nil { + if len(app.lanes) > 0 { defaultLanePriority = app.lanes[defaultLane] } diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index c4412722300..1c765b5ee2b 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -55,10 +55,10 @@ type CListMempool struct { txsBytes int64 // total size of mempool, in bytes numTxs int64 // total number of txs in the mempool - addTxChMtx cmtsync.RWMutex // Protects the fields below - addTxCh chan struct{} // Blocks until the next TX is added - addTxSeq int64 // Helps detect is new TXs have been added to a given lane - addTxLaneSeqs map[types.Lane]int64 // Sequence of the last TX added to a given lane + addTxChMtx cmtsync.RWMutex // Protects the fields below + addTxCh chan struct{} // Blocks until the next TX is added + addTxSeq int64 // Helps detect is new TXs have been added to a given lane + addTxLaneSeqs map[types.Lane]int64 // Sequence of the last TX added to a given lane // Immutable fields, only set during initialization. defaultLane types.Lane diff --git a/mempool/iterators.go b/mempool/iterators.go index c20a35bc5b1..3f606dc70eb 100644 --- a/mempool/iterators.go +++ b/mempool/iterators.go @@ -24,7 +24,7 @@ func (iter *WRRIterator) nextLane() types.Lane { // Non-blocking version of the WRR iterator to be used for reaping and // rechecking transactions. // -// This iterator does not support changes on the underlying mempool once initialised (or `Reset`), +// This iterator does not support changes on the underlying mempool once initialized (or `Reset`), // therefore the lock must be held on the mempool when iterating. type NonBlockingWRRIterator struct { WRRIterator From 931ef34f2bd2fd2249b4471bf4e307376bb2eee1 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Thu, 5 Sep 2024 15:39:59 +0200 Subject: [PATCH 88/99] fixed var check --- test/e2e/generator/generate.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/test/e2e/generator/generate.go b/test/e2e/generator/generate.go index 8b62a43a384..fc7034e5858 100644 --- a/test/e2e/generator/generate.go +++ b/test/e2e/generator/generate.go @@ -319,7 +319,7 @@ func generateTestnet(r *rand.Rand, opt map[string]any, upgradeVersion string, pr ) } - manifest.DoNotUseLanes = !opt["no_lanes"] + manifest.DoNotUseLanes = !opt["no_lanes"].(bool) return manifest, nil } From ac8c13dc4e4c22136a8bdbbcada85d2dd9448f63 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Thu, 5 Sep 2024 15:48:42 +0200 Subject: [PATCH 89/99] Renamed no_lanes variables --- test/e2e/app/app.go | 8 ++++---- test/e2e/generator/generate.go | 2 +- test/e2e/node/config.go | 4 ++-- test/e2e/pkg/manifest.go | 2 +- test/e2e/pkg/testnet.go | 4 ++-- test/e2e/runner/setup.go | 2 +- 6 files changed, 11 insertions(+), 11 deletions(-) diff --git a/test/e2e/app/app.go b/test/e2e/app/app.go index b65a021ab04..96bb8dd4ddc 100644 --- a/test/e2e/app/app.go +++ b/test/e2e/app/app.go @@ -143,7 +143,7 @@ type Config struct { // If true, disables the use of lanes by the application. // Used to simulate networks that do not want to use lanes, running // on top of CometBFT with lane support. - DoNotUseLanes bool `toml:"no_lanes"` + NoLanes bool `toml:"no_lanes"` // Optional custom definition of lanes to be used by the application // If not used the application has a default set of lanes: @@ -193,7 +193,7 @@ func NewApplication(cfg *Config) (*Application, error) { } logger := log.NewTMLogger(log.NewSyncWriter(os.Stdout)) logger.Info("Application started!") - if cfg.DoNotUseLanes { + if cfg.NoLanes { return &Application{ logger: logger, state: state, @@ -221,7 +221,7 @@ func (app *Application) Info(context.Context, *abci.InfoRequest) (*abci.InfoResp } height, hash := app.state.Info() - if app.cfg.DoNotUseLanes { + if app.cfg.NoLanes { return &abci.InfoResponse{ Version: version.ABCIVersion, AppVersion: appVersion, @@ -351,7 +351,7 @@ func (app *Application) CheckTx(_ context.Context, req *abci.CheckTxRequest) (*a time.Sleep(app.cfg.CheckTxDelay) } - if app.cfg.DoNotUseLanes { + if app.cfg.NoLanes { return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1}, nil } lane := extractLane(value) diff --git a/test/e2e/generator/generate.go b/test/e2e/generator/generate.go index fc7034e5858..1f33c47756e 100644 --- a/test/e2e/generator/generate.go +++ b/test/e2e/generator/generate.go @@ -319,7 +319,7 @@ func generateTestnet(r *rand.Rand, opt map[string]any, upgradeVersion string, pr ) } - manifest.DoNotUseLanes = !opt["no_lanes"].(bool) + manifest.NoLanes = opt["no_lanes"].(bool) return manifest, nil } diff --git a/test/e2e/node/config.go b/test/e2e/node/config.go index e405848f458..84c516b5fd6 100644 --- a/test/e2e/node/config.go +++ b/test/e2e/node/config.go @@ -51,7 +51,7 @@ type Config struct { PbtsEnableHeight int64 `toml:"pbts_enable_height"` PbtsUpdateHeight int64 `toml:"pbts_update_height"` - DoNotUseLanes bool `toml:"no_lanes"` + NoLanes bool `toml:"no_lanes"` Lanes map[string]uint32 `toml:"lanes"` } @@ -76,7 +76,7 @@ func (cfg *Config) App() *app.Config { ABCIRequestsLoggingEnabled: cfg.ABCIRequestsLoggingEnabled, PbtsEnableHeight: cfg.PbtsEnableHeight, PbtsUpdateHeight: cfg.PbtsUpdateHeight, - DoNotUseLanes: cfg.DoNotUseLanes, + NoLanes: cfg.NoLanes, Lanes: cfg.Lanes, } } diff --git a/test/e2e/pkg/manifest.go b/test/e2e/pkg/manifest.go index 7270bd9d456..ca7a8a9d8fb 100644 --- a/test/e2e/pkg/manifest.go +++ b/test/e2e/pkg/manifest.go @@ -149,7 +149,7 @@ type Manifest struct { // Used to disable lanes for testing behavior of // networks that upgrade to a version of CometBFT // that supports lanes but do not opt for using them. - DoNotUseLanes bool `toml:"no_lanes"` + NoLanes bool `toml:"no_lanes"` // Optional custom definition of lanes to be used by the application // If not used the application has a default set of lanes: diff --git a/test/e2e/pkg/testnet.go b/test/e2e/pkg/testnet.go index 55c8668f411..44729df3958 100644 --- a/test/e2e/pkg/testnet.go +++ b/test/e2e/pkg/testnet.go @@ -91,7 +91,7 @@ type Testnet struct { LoadTxBatchSize int LoadTxConnections int LoadMaxTxs int - DoNotUseLanes bool + NoLanes bool LoadLaneWeights []uint Lanes map[string]uint32 ABCIProtocol string @@ -203,7 +203,7 @@ func NewTestnetFromManifest(manifest Manifest, file string, ifd InfrastructureDa LoadTxBatchSize: manifest.LoadTxBatchSize, LoadTxConnections: manifest.LoadTxConnections, LoadMaxTxs: manifest.LoadMaxTxs, - DoNotUseLanes: manifest.DoNotUseLanes, + NoLanes: manifest.NoLanes, LoadLaneWeights: manifest.LoadLaneWeights, Lanes: manifest.Lanes, ABCIProtocol: manifest.ABCIProtocol, diff --git a/test/e2e/runner/setup.go b/test/e2e/runner/setup.go index 6bf54071c09..8f602224103 100644 --- a/test/e2e/runner/setup.go +++ b/test/e2e/runner/setup.go @@ -342,7 +342,7 @@ func MakeAppConfig(node *e2e.Node) ([]byte, error) { "abci_requests_logging_enabled": node.Testnet.ABCITestsEnabled, "pbts_enable_height": node.Testnet.PbtsEnableHeight, "pbts_update_height": node.Testnet.PbtsUpdateHeight, - "no_lanes": node.Testnet.DoNotUseLanes, + "no_lanes": node.Testnet.NoLanes, "lanes": node.Testnet.Lanes, } switch node.ABCIProtocol { From 0e91760e24e133068a3e49eca51bb0551a8ccf6f Mon Sep 17 00:00:00 2001 From: hvanz Date: Thu, 5 Sep 2024 20:42:32 +0200 Subject: [PATCH 90/99] fix logging tx hash --- mempool/clist_mempool.go | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 1c765b5ee2b..1a097f24900 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -434,7 +434,7 @@ func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID, lane types.Lane) // Get lane's clist. txs, ok := mem.lanes[lane] if !ok { - mem.logger.Error("Lane does not exist, not adding TX", "tx", log.NewLazySprintf("%v", tx.Hash()), "lane", lane) + mem.logger.Error("Lane does not exist, not adding TX", "tx", log.NewLazySprintf("%X", tx.Hash()), "lane", lane) return false } @@ -760,7 +760,7 @@ func (mem *CListMempool) recheckTxs() { Type: abci.CHECK_TX_TYPE_RECHECK, }) if err != nil { - panic(fmt.Errorf("(re-)CheckTx request for tx %s failed: %w", log.NewLazySprintf("%v", memTx.Tx().Hash()), err)) + panic(fmt.Errorf("(re-)CheckTx request for tx %s failed: %w", log.NewLazySprintf("%X", memTx.Tx().Hash()), err)) } resReq.SetCallback(mem.handleRecheckTxResponse(memTx.Tx())) } From 212689278bfea2881c8825a870075b53281c7967 Mon Sep 17 00:00:00 2001 From: hvanz Date: Thu, 5 Sep 2024 20:56:22 +0200 Subject: [PATCH 91/99] slight refactoring to addTx --- mempool/clist_mempool.go | 34 ++++++++++++++-------------------- 1 file changed, 14 insertions(+), 20 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 1a097f24900..16cafb1b654 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -100,7 +100,7 @@ func NewCListMempool( // Initialize lanes if lanesInfo == nil || len(lanesInfo.lanes) == 0 { // Lane 1 will be the only lane. - lanesInfo = &LanesInfo{defaultLane: 1, lanes: []types.Lane{1}} + lanesInfo = &LanesInfo{lanes: []types.Lane{1}, defaultLane: 1} } numLanes := len(lanesInfo.lanes) mp.lanes = make(map[types.Lane]*clist.CList, numLanes) @@ -403,12 +403,7 @@ func (mem *CListMempool) handleCheckTxResponse(tx types.Tx, sender p2p.ID) func( } // Add tx to mempool and notify that new txs are available. - memTx := mempoolTx{ - height: mem.height.Load(), - gasWanted: res.GasWanted, - tx: tx, - } - if mem.addTx(&memTx, sender, lane) { + if mem.addTx(tx, res.GasWanted, sender, lane) { mem.notifyTxsAvailable() if mem.onNewTx != nil { @@ -424,13 +419,10 @@ func (mem *CListMempool) handleCheckTxResponse(tx types.Tx, sender p2p.ID) func( // Called from: // - handleCheckTxResponse (lock not held) if tx is valid -func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID, lane types.Lane) bool { +func (mem *CListMempool) addTx(tx types.Tx, gasWanted int64, sender p2p.ID, lane types.Lane) bool { mem.txsMtx.Lock() defer mem.txsMtx.Unlock() - tx := memTx.tx - txKey := tx.Key() - // Get lane's clist. txs, ok := mem.lanes[lane] if !ok { @@ -438,24 +430,29 @@ func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID, lane types.Lane) return false } + // Increase sequence number. mem.addTxChMtx.Lock() defer mem.addTxChMtx.Unlock() mem.addTxSeq++ - memTx.seq = mem.addTxSeq + mem.addTxLaneSeqs[lane] = mem.addTxSeq // Add new transaction. + memTx := &mempoolTx{ + tx: tx, + height: mem.height.Load(), + gasWanted: gasWanted, + lane: lane, + seq: mem.addTxSeq, + } _ = memTx.addSender(sender) - memTx.lane = lane e := txs.PushBack(memTx) - mem.addTxLaneSeqs[lane] = mem.addTxSeq // Update auxiliary variables. - mem.txsMap[txKey] = e - - // Update size variables. + mem.txsMap[tx.Key()] = e mem.txsBytes += int64(len(tx)) mem.numTxs++ + // Notify iterator there's a new transaction. close(mem.addTxCh) mem.addTxCh = make(chan struct{}) @@ -470,7 +467,6 @@ func (mem *CListMempool) addTx(memTx *mempoolTx, sender p2p.ID, lane types.Lane) "height", mem.height.Load(), "total", mem.numTxs, ) - return true } @@ -495,8 +491,6 @@ func (mem *CListMempool) RemoveTxByKey(txKey types.TxKey) error { // Update auxiliary variables. delete(mem.txsMap, txKey) - - // Update size variables. mem.txsBytes -= int64(len(memTx.tx)) mem.numTxs-- From c6d20d19469f9ea7d6da4c617745df05bfa5abe9 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Thu, 5 Sep 2024 23:54:52 +0200 Subject: [PATCH 92/99] Removed redundant lane related field in testnet --- test/e2e/app/app.go | 1 - test/e2e/pkg/manifest.go | 2 ++ test/e2e/pkg/testnet.go | 17 +++++++---------- test/e2e/runner/setup.go | 4 ++-- 4 files changed, 11 insertions(+), 13 deletions(-) diff --git a/test/e2e/app/app.go b/test/e2e/app/app.go index d46c5980fa8..a2b786f9744 100644 --- a/test/e2e/app/app.go +++ b/test/e2e/app/app.go @@ -356,7 +356,6 @@ func (app *Application) CheckTx(_ context.Context, req *abci.CheckTxRequest) (*a return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1}, nil } lane := extractLane(value) - return &abci.CheckTxResponse{Code: kvstore.CodeTypeOK, GasWanted: 1, Lane: lane}, nil } diff --git a/test/e2e/pkg/manifest.go b/test/e2e/pkg/manifest.go index f63d0178cbb..86fc3e19216 100644 --- a/test/e2e/pkg/manifest.go +++ b/test/e2e/pkg/manifest.go @@ -90,6 +90,8 @@ type Manifest struct { // Weight for each lane defined by the app. The transaction loader will // assign lanes to generated transactions proportionally to their weights. + // Note that the lanes are sorted by priority in descending order, thus the + // first weight in the array will be the weight of the highest priority lane. LoadLaneWeights []uint `toml:"load_lane_weights"` // LogLevel specifies the log level to be set on all nodes. diff --git a/test/e2e/pkg/testnet.go b/test/e2e/pkg/testnet.go index 141f71586b5..f2903b3a021 100644 --- a/test/e2e/pkg/testnet.go +++ b/test/e2e/pkg/testnet.go @@ -89,9 +89,6 @@ type Testnet struct { lanePriorities []uint32 sumWeights uint - // NoLanes bool - // LoadLaneWeights []uint - // Lanes map[string]uint32 } // Node represents a CometBFT node in a testnet. @@ -184,15 +181,15 @@ func NewTestnetFromManifest(manifest Manifest, file string, ifd InfrastructureDa if testnet.LoadTxSizeBytes == 0 { testnet.LoadTxSizeBytes = defaultTxSizeBytes } - if len(testnet.LoadLaneWeights) == 0 { + if len(testnet.Manifest.LoadLaneWeights) == 0 { // Assign same weight to all lanes. - testnet.LoadLaneWeights = make([]uint, len(testnet.lanePriorities)) + testnet.Manifest.LoadLaneWeights = make([]uint, len(testnet.lanePriorities)) for i := 0; i < len(testnet.lanePriorities); i++ { - testnet.LoadLaneWeights[i] = 1 + testnet.Manifest.LoadLaneWeights[i] = 1 } } // Pre-calculate the sum of all lane weights. - for _, w := range testnet.LoadLaneWeights { + for _, w := range testnet.Manifest.LoadLaneWeights { testnet.sumWeights += w } @@ -416,13 +413,13 @@ func (t Testnet) Validate() error { ) } } - if len(t.LoadLaneWeights) != len(t.lanePriorities) { + if len(t.Manifest.LoadLaneWeights) != len(t.lanePriorities) { return fmt.Errorf("number of lane weights (%d) must be equal to "+ "the number of lanes defined by the app (%d)", len(t.LoadLaneWeights), len(t.lanePriorities), ) } - for _, w := range t.LoadLaneWeights { + for _, w := range t.Manifest.LoadLaneWeights { if w <= 0 { return fmt.Errorf("weight must be greater than 0: %v", w) } @@ -652,7 +649,7 @@ func weightedRandomIndex(weights []uint, sumWeights uint) int { // NextLane returns the next element in the list of lanes, according to a // predefined weight for each lane in the list. func (t *Testnet) NextLane() uint32 { - return t.lanePriorities[weightedRandomIndex(t.LoadLaneWeights, t.sumWeights)] + return t.lanePriorities[weightedRandomIndex(t.Manifest.LoadLaneWeights, t.sumWeights)] } //go:embed templates/prometheus-yaml.tmpl diff --git a/test/e2e/runner/setup.go b/test/e2e/runner/setup.go index 892cfd68d7b..137e5c463e6 100644 --- a/test/e2e/runner/setup.go +++ b/test/e2e/runner/setup.go @@ -382,8 +382,8 @@ func MakeAppConfig(node *e2e.Node) ([]byte, error) { "abci_requests_logging_enabled": node.Testnet.ABCITestsEnabled, "pbts_enable_height": node.Testnet.PbtsEnableHeight, "pbts_update_height": node.Testnet.PbtsUpdateHeight, - "no_lanes": node.Testnet.NoLanes, - "lanes": node.Testnet.Lanes, + "no_lanes": node.Testnet.Manifest.NoLanes, + "lanes": node.Testnet.Manifest.Lanes, } switch node.ABCIProtocol { case e2e.ProtocolUNIX: From 26a86b96b829be72dcffc5acdcf0e384b2dfd178 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Fri, 6 Sep 2024 10:28:38 +0200 Subject: [PATCH 93/99] Renamed constructors --- mempool/clist_mempool.go | 12 ++++++------ mempool/clist_mempool_test.go | 2 +- mempool/iterators.go | 24 ++++++++++++------------ mempool/iterators_test.go | 20 ++++++++++---------- mempool/reactor.go | 2 +- 5 files changed, 30 insertions(+), 30 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 16cafb1b654..eb7bfa63bcb 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -113,7 +113,7 @@ func NewCListMempool( sort.Slice(mp.sortedLanes, func(i, j int) bool { return mp.sortedLanes[i] > mp.sortedLanes[j] }) - mp.recheck = newRecheck(NewWRRIterator(mp)) + mp.recheck = newRecheck(NewNonBlockingIterator(mp)) if cfg.CacheSize > 0 { mp.cache = NewLRUTxCache(cfg.CacheSize) @@ -600,7 +600,7 @@ func (mem *CListMempool) ReapMaxBytesMaxGas(maxBytes, maxGas int64) types.Txs { // size per tx, and set the initial capacity based off of that. // txs := make([]types.Tx, 0, cmtmath.MinInt(mem.Size(), max/mem.avgTxSize)) txs := make([]types.Tx, 0, mem.Size()) - iter := NewWRRIterator(mem) + iter := NewNonBlockingIterator(mem) for { memTx := iter.Next() if memTx == nil { @@ -640,7 +640,7 @@ func (mem *CListMempool) ReapMaxTxs(max int) types.Txs { } txs := make([]types.Tx, 0, cmtmath.MinInt(mem.Size(), max)) - iter := NewWRRIterator(mem) + iter := NewNonBlockingIterator(mem) for len(txs) <= max { memTx := iter.Next() if memTx == nil { @@ -737,7 +737,7 @@ func (mem *CListMempool) recheckTxs() { mem.recheck.init(mem.lanes) - iter := NewWRRIterator(mem) + iter := NewNonBlockingIterator(mem) for { memTx := iter.Next() if memTx == nil { @@ -785,7 +785,7 @@ func (mem *CListMempool) recheckTxs() { // be ignored for rechecking. This is to guarantee that recheck responses are // processed in the same sequential order as they appear in the mempool. type recheck struct { - iter *NonBlockingWRRIterator + iter *NonBlockingIterator cursor Entry // next expected recheck response doneCh chan struct{} // to signal that rechecking has finished successfully (for async app connections) numPendingTxs atomic.Int32 // number of transactions still pending to recheck @@ -793,7 +793,7 @@ type recheck struct { recheckFull atomic.Bool // whether rechecking TXs cannot be completed before a new block is decided } -func newRecheck(iter *NonBlockingWRRIterator) *recheck { +func newRecheck(iter *NonBlockingIterator) *recheck { r := recheck{} r.iter = iter return &r diff --git a/mempool/clist_mempool_test.go b/mempool/clist_mempool_test.go index eb14c9c4a22..2009950d9dd 100644 --- a/mempool/clist_mempool_test.go +++ b/mempool/clist_mempool_test.go @@ -183,7 +183,7 @@ func TestReapMaxBytesMaxGas(t *testing.T) { // Ensure gas calculation behaves as expected addRandomTxs(t, mp, 1) - iter := NewBlockingWRRIterator(mp) + iter := NewBlockingIterator(mp) tx0 := <-iter.WaitNextCh() require.NotNil(t, tx0) require.Equal(t, tx0.GasWanted(), int64(1), "transactions gas was set incorrectly") diff --git a/mempool/iterators.go b/mempool/iterators.go index 3f606dc70eb..238a2aa36c9 100644 --- a/mempool/iterators.go +++ b/mempool/iterators.go @@ -26,17 +26,17 @@ func (iter *WRRIterator) nextLane() types.Lane { // // This iterator does not support changes on the underlying mempool once initialized (or `Reset`), // therefore the lock must be held on the mempool when iterating. -type NonBlockingWRRIterator struct { +type NonBlockingIterator struct { WRRIterator } -func NewWRRIterator(mem *CListMempool) *NonBlockingWRRIterator { +func NewNonBlockingIterator(mem *CListMempool) *NonBlockingIterator { baseIter := WRRIterator{ sortedLanes: mem.sortedLanes, counters: make(map[types.Lane]uint, len(mem.lanes)), cursors: make(map[types.Lane]*clist.CElement, len(mem.lanes)), } - iter := &NonBlockingWRRIterator{ + iter := &NonBlockingIterator{ WRRIterator: baseIter, } iter.Reset(mem.lanes) @@ -44,7 +44,7 @@ func NewWRRIterator(mem *CListMempool) *NonBlockingWRRIterator { } // Reset must be called before every use of the iterator. -func (iter *NonBlockingWRRIterator) Reset(lanes map[types.Lane]*clist.CList) { +func (iter *NonBlockingIterator) Reset(lanes map[types.Lane]*clist.CList) { iter.laneIndex = 0 for i := range iter.counters { iter.counters[i] = 0 @@ -56,7 +56,7 @@ func (iter *NonBlockingWRRIterator) Reset(lanes map[types.Lane]*clist.CList) { } // Next returns the next element according to the WRR algorithm. -func (iter *NonBlockingWRRIterator) Next() Entry { +func (iter *NonBlockingIterator) Next() Entry { lane := iter.sortedLanes[iter.laneIndex] numEmptyLanes := 0 for { @@ -87,22 +87,22 @@ func (iter *NonBlockingWRRIterator) Next() Entry { return elem.Value.(*mempoolTx) } -// BlockingWRRIterator implements a blocking version of the WRR iterator, +// BlockingIterator implements a blocking version of the WRR iterator, // meaning that when no transaction is available, it will wait until a new one // is added to the mempool. // Unlike `NonBlockingWRRIterator`, this iterator is expected to work with an evolving mempool. -type BlockingWRRIterator struct { +type BlockingIterator struct { WRRIterator mp *CListMempool } -func NewBlockingWRRIterator(mem *CListMempool) Iterator { +func NewBlockingIterator(mem *CListMempool) Iterator { iter := WRRIterator{ sortedLanes: mem.sortedLanes, counters: make(map[types.Lane]uint, len(mem.sortedLanes)), cursors: make(map[types.Lane]*clist.CElement, len(mem.sortedLanes)), } - return &BlockingWRRIterator{ + return &BlockingIterator{ WRRIterator: iter, mp: mem, } @@ -113,7 +113,7 @@ func NewBlockingWRRIterator(mem *CListMempool) Iterator { // the list. // // Unsafe for concurrent use by multiple goroutines. -func (iter *BlockingWRRIterator) WaitNextCh() <-chan Entry { +func (iter *BlockingIterator) WaitNextCh() <-chan Entry { ch := make(chan Entry) go func() { // Add the next entry to the channel if not nil. @@ -132,7 +132,7 @@ func (iter *BlockingWRRIterator) WaitNextCh() <-chan Entry { // meaning that the number of accessed entries in the lane has not yet reached // its priority value in the current WRR iteration. It will block until a // transaction is available in any lane. -func (iter *BlockingWRRIterator) PickLane() types.Lane { +func (iter *BlockingIterator) PickLane() types.Lane { // Start from the last accessed lane. lane := iter.sortedLanes[iter.laneIndex] @@ -178,7 +178,7 @@ func (iter *BlockingWRRIterator) PickLane() types.Lane { // entry from the selected lane. On subsequent calls, Next will return the next entries from the // same lane until `lane` entries are accessed or the lane is empty, where `lane` is the priority. // The next time, Next will select the successive lane with lower priority. -func (iter *BlockingWRRIterator) Next(lane types.Lane) *clist.CElement { +func (iter *BlockingIterator) Next(lane types.Lane) *clist.CElement { // Load the last accessed entry in the lane and set the next one. var next *clist.CElement if cursor := iter.cursors[lane]; cursor != nil { diff --git a/mempool/iterators_test.go b/mempool/iterators_test.go index 1590470ae45..367a3802f47 100644 --- a/mempool/iterators_test.go +++ b/mempool/iterators_test.go @@ -34,7 +34,7 @@ func TestIteratorNonBlocking(t *testing.T) { } require.Equal(t, n, mp.Size()) - iter := NewWRRIterator(mp) + iter := NewNonBlockingIterator(mp) expectedOrder := []int{ 0, 11, 22, 33, 44, 55, 66, // lane 7 1, 2, 4, // lane 3 @@ -91,7 +91,7 @@ func TestIteratorNonBlockingOneLane(t *testing.T) { } require.Equal(t, 10, mp.Size()) - iter := NewWRRIterator(mp) + iter := NewNonBlockingIterator(mp) expectedOrder := []int{0, 11, 22, 33, 44, 55, 66, 77, 88, 99} var next Entry @@ -138,7 +138,7 @@ func TestIteratorRace(t *testing.T) { defer wg.Done() for counter.Load() < int64(numTxs) { - iter := NewBlockingWRRIterator(mp) + iter := NewBlockingIterator(mp) entry := <-iter.WaitNextCh() if entry == nil { continue @@ -154,7 +154,7 @@ func TestIteratorRace(t *testing.T) { defer wg.Done() for counter.Load() < int64(numTxs) { - iter := NewBlockingWRRIterator(mp) + iter := NewBlockingIterator(mp) entry := <-iter.WaitNextCh() if entry == nil { continue @@ -200,7 +200,7 @@ func TestIteratorEmptyLanes(t *testing.T) { defer cleanup() go func() { - iter := NewBlockingWRRIterator(mp) + iter := NewBlockingIterator(mp) require.Zero(t, mp.Size()) entry := <-iter.WaitNextCh() require.NotNil(t, entry) @@ -234,7 +234,7 @@ func TestIteratorNoLanes(t *testing.T) { go func() { defer wg.Done() - iter := NewBlockingWRRIterator(mp) + iter := NewBlockingIterator(mp) for counter < n { entry := <-iter.WaitNextCh() if entry == nil { @@ -285,7 +285,7 @@ func TestIteratorExactOrder(t *testing.T) { waitForNumTxsInMempool(numTxs, mp) t.Log("Mempool full, starting to pick up transactions", mp.Size()) - iter := NewBlockingWRRIterator(mp) + iter := NewBlockingIterator(mp) for i := 0; i < numTxs; i++ { entry := <-iter.WaitNextCh() if entry == nil { @@ -336,7 +336,7 @@ func TestIteratorCountOnly(t *testing.T) { go func() { defer wg.Done() - iter := NewBlockingWRRIterator(mp) + iter := NewBlockingIterator(mp) for counter < n { entry := <-iter.WaitNextCh() if entry == nil { @@ -386,8 +386,8 @@ func TestReapMatchesGossipOrder(t *testing.T) { require.Equal(t, n, mp.Size()) - gossipIter := NewBlockingWRRIterator(mp) - reapIter := NewWRRIterator(mp) + gossipIter := NewBlockingIterator(mp) + reapIter := NewNonBlockingIterator(mp) // Check that both iterators return the same entry as in the reaped txs. txs := make([]types.Tx, n) diff --git a/mempool/reactor.go b/mempool/reactor.go index 7cca0379b79..6a09f29ab49 100644 --- a/mempool/reactor.go +++ b/mempool/reactor.go @@ -217,7 +217,7 @@ func (memR *Reactor) broadcastTxRoutine(peer p2p.Peer) { } } - iter := NewBlockingWRRIterator(memR.mempool) + iter := NewBlockingIterator(memR.mempool) var entry Entry for { // In case of both next.NextWaitChan() and peer.Quit() are variable at the same time From 17c6f6f80ac9fffece07044c81bba94bfc523fbe Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Fri, 6 Sep 2024 10:31:12 +0200 Subject: [PATCH 94/99] Reset is private now --- mempool/clist_mempool.go | 7 ++++--- mempool/iterators.go | 4 ++-- 2 files changed, 6 insertions(+), 5 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index eb7bfa63bcb..a941839b7a1 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -735,7 +735,7 @@ func (mem *CListMempool) recheckTxs() { return } - mem.recheck.init(mem.lanes) + mem.recheck.init(mem) iter := NewNonBlockingIterator(mem) for { @@ -799,12 +799,13 @@ func newRecheck(iter *NonBlockingIterator) *recheck { return &r } -func (rc *recheck) init(lanes map[types.Lane]*clist.CList) { +func (rc *recheck) init(mp *CListMempool) { if !rc.done() { panic("Having more than one rechecking process at a time is not possible.") } rc.numPendingTxs.Store(0) - rc.iter.Reset(lanes) + rc.iter = NewNonBlockingIterator(mp) + rc.cursor = rc.iter.Next() if rc.cursor == nil { return diff --git a/mempool/iterators.go b/mempool/iterators.go index 238a2aa36c9..f0a363253ed 100644 --- a/mempool/iterators.go +++ b/mempool/iterators.go @@ -39,12 +39,12 @@ func NewNonBlockingIterator(mem *CListMempool) *NonBlockingIterator { iter := &NonBlockingIterator{ WRRIterator: baseIter, } - iter.Reset(mem.lanes) + iter.reset(mem.lanes) return iter } // Reset must be called before every use of the iterator. -func (iter *NonBlockingIterator) Reset(lanes map[types.Lane]*clist.CList) { +func (iter *NonBlockingIterator) reset(lanes map[types.Lane]*clist.CList) { iter.laneIndex = 0 for i := range iter.counters { iter.counters[i] = 0 From 0ea30712e3d1e56145712ebcfc3adad6f1d5eff5 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Fri, 6 Sep 2024 15:48:30 +0200 Subject: [PATCH 95/99] Changed argument for NewRecheck --- mempool/clist_mempool.go | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index a941839b7a1..c12f28d3357 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -113,7 +113,7 @@ func NewCListMempool( sort.Slice(mp.sortedLanes, func(i, j int) bool { return mp.sortedLanes[i] > mp.sortedLanes[j] }) - mp.recheck = newRecheck(NewNonBlockingIterator(mp)) + mp.recheck = newRecheck(mp) if cfg.CacheSize > 0 { mp.cache = NewLRUTxCache(cfg.CacheSize) @@ -793,9 +793,9 @@ type recheck struct { recheckFull atomic.Bool // whether rechecking TXs cannot be completed before a new block is decided } -func newRecheck(iter *NonBlockingIterator) *recheck { +func newRecheck(mp *CListMempool) *recheck { r := recheck{} - r.iter = iter + r.iter = NewNonBlockingIterator(mp) return &r } From 9614e6e243f88628838a7e2a3823f5e16b3cefdd Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Fri, 6 Sep 2024 15:49:17 +0200 Subject: [PATCH 96/99] Fixed comment text --- mempool/clist_mempool.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index c12f28d3357..7b97ce52f12 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -452,7 +452,7 @@ func (mem *CListMempool) addTx(tx types.Tx, gasWanted int64, sender p2p.ID, lane mem.txsBytes += int64(len(tx)) mem.numTxs++ - // Notify iterator there's a new transaction. + // Notify iterators there's a new transaction. close(mem.addTxCh) mem.addTxCh = make(chan struct{}) From 3c9f92193b70b4065791384d6bbd8ee661801043 Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Fri, 6 Sep 2024 17:56:51 +0200 Subject: [PATCH 97/99] Closing channels properly- by @sergio-mena --- mempool/clist_mempool.go | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 7b97ce52f12..64b551d6a46 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -807,10 +807,11 @@ func (rc *recheck) init(mp *CListMempool) { rc.iter = NewNonBlockingIterator(mp) rc.cursor = rc.iter.Next() + rc.doneCh = make(chan struct{}) if rc.cursor == nil { + rc.setDone() return } - rc.doneCh = make(chan struct{}) rc.isRechecking.Store(true) rc.recheckFull.Store(false) } @@ -826,6 +827,7 @@ func (rc *recheck) setDone() { rc.cursor = nil rc.recheckFull.Store(false) rc.isRechecking.Store(false) + close(rc.doneCh) // notify channel that recheck has finished } // findNextEntryMatching searches for the next transaction matching the given transaction, which @@ -849,7 +851,6 @@ func (rc *recheck) findNextEntryMatching(tx *types.Tx) (found bool) { if rc.cursor == nil { // reached end of list rc.setDone() - close(rc.doneCh) // notify channel that recheck has finished } return found } From ff01cbc0f6136ef7229f944b9c74d027c50c3a3c Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Fri, 6 Sep 2024 18:02:07 +0200 Subject: [PATCH 98/99] Added reference to mempool into recheck struct --- mempool/clist_mempool.go | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 64b551d6a46..56128191fa4 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -735,7 +735,7 @@ func (mem *CListMempool) recheckTxs() { return } - mem.recheck.init(mem) + mem.recheck.init() iter := NewNonBlockingIterator(mem) for { @@ -790,21 +790,23 @@ type recheck struct { doneCh chan struct{} // to signal that rechecking has finished successfully (for async app connections) numPendingTxs atomic.Int32 // number of transactions still pending to recheck isRechecking atomic.Bool // true iff the rechecking process has begun and is not yet finished - recheckFull atomic.Bool // whether rechecking TXs cannot be completed before a new block is decided + recheckFull atomic.Bool // whether rechecking TXs cannot be completed before a new block is decided\ + mem *CListMempool } func newRecheck(mp *CListMempool) *recheck { r := recheck{} r.iter = NewNonBlockingIterator(mp) + r.mem = mp return &r } -func (rc *recheck) init(mp *CListMempool) { +func (rc *recheck) init() { if !rc.done() { panic("Having more than one rechecking process at a time is not possible.") } rc.numPendingTxs.Store(0) - rc.iter = NewNonBlockingIterator(mp) + rc.iter = NewNonBlockingIterator(rc.mem) rc.cursor = rc.iter.Next() rc.doneCh = make(chan struct{}) From c9fc2fdf0d4c50be15595d4e23a197c356399f3e Mon Sep 17 00:00:00 2001 From: Jasmina Malicevic Date: Fri, 6 Sep 2024 18:19:11 +0200 Subject: [PATCH 99/99] Update mempool/clist_mempool.go Co-authored-by: Sergio Mena --- mempool/clist_mempool.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mempool/clist_mempool.go b/mempool/clist_mempool.go index 56128191fa4..adf0cd7cbcd 100644 --- a/mempool/clist_mempool.go +++ b/mempool/clist_mempool.go @@ -790,7 +790,7 @@ type recheck struct { doneCh chan struct{} // to signal that rechecking has finished successfully (for async app connections) numPendingTxs atomic.Int32 // number of transactions still pending to recheck isRechecking atomic.Bool // true iff the rechecking process has begun and is not yet finished - recheckFull atomic.Bool // whether rechecking TXs cannot be completed before a new block is decided\ + recheckFull atomic.Bool // whether rechecking TXs cannot be completed before a new block is decided mem *CListMempool }