8000 Add SO_REUSEPORT (kernel level load balance) support by enihcam · Pull Request #1940 · v2ray/v2ray-core · GitHub
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Add SO_REUSEPORT (kernel level load balance) support #1940

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8000
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Oct 19, 2019
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Add SO_REUSEPORT (kernel level load balance) support #1940

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8 changes: 6 additions & 2 deletions transport/internet/sockopt_linux.go
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@ package internet
import (
"net"
"syscall"
"golang.org/x/sys/unix"
)

const (
Expand All @@ -13,11 +14,14 @@ const (
)

func bindAddr(fd uintptr, ip []byte, port uint32) error {
err := syscall.SetsockoptInt(int(fd), syscall.SOL_SOCKET, syscall.SO_REUSEADDR, 1)
if err != nil {
if err := syscall.SetsockoptInt(int(fd), syscall.SOL_SOCKET, syscall.SO_REUSEADDR, 1); err != nil {
return newError("failed to set resuse_addr").Base(err).AtWarning()
}

if err := syscall.SetsockoptInt(int(fd), syscall.SOL_SOCKET, unix.SO_REUSEPORT, 1); err != nil {
return newError("failed to set resuse_port").Base(err).AtWarning()
}

var sockaddr syscall.Sockaddr

switch len(ip) {
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