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I'm trying to compile Cilium Proxy on RedHat UBI 9 and aarch64 architecture. To do so, I patched https://github.com/cilium/proxy/blob/main/bazel/toolchains/BUILD as shown below to adapt include directories and link options:
diff --git a/bazel/toolchains/BUILD b/bazel/toolchains/BUILD
index f0cbb5c3..be6322e7 100644
--- a/bazel/toolchains/BUILD
+++ b/bazel/toolchains/BUILD
@@ -49,10 +49,13 @@ cc_toolchain_config(
coverage_link_flags = ["--coverage"],
cpu = "aarch64",
cxx_builtin_include_directories = [
- "/usr/lib/llvm-17",
- "/usr/aarch64-linux-gnu/include",
- "/usr/include",
- ],
+ "/usr/lib/clang/18/include",
+ "/usr/include",
+ "/opt/rh/gcc-toolset-13/root/usr/local/include",
+ "/opt/rh/gcc-toolset-13/root/usr/lib/gcc/aarch64-redhat-linux/13/include",
+ "/opt/rh/gcc-toolset-13/root/usr/include/c++/13",
+ "/opt/rh/gcc-toolset-13/root/usr/include/c++/13/aarch64-redhat-linux",
+ ],
cxx_flags = ["-std=c++0x"],
dbg_compile_flags = ["-g"],
host_system_name = "local",
@@ -61,6 +64,8 @@ cc_toolchain_config(
"-fuse-ld=lld",
"-Wl,-no-as-needed",
"-Wl,-z,relro,-z,now",
+ "-L/opt/rh/gcc-toolset-13/root/usr/lib/gcc/aarch64-redhat-linux/13",
+ "-Wl,-rpath,/opt/rh/gcc-toolset-13/root/usr/lib/gcc/aarch64-redhat-linux/13",
"-lm",
],
link_libs = ["-l:libstdc++.a"],
@@ -77,18 +82,18 @@ cc_toolchain_config(
target_libc = "glibc",
target_system_name = "aarch64-linux-gnu",
tool_paths = {
- "ar": "/usr/bin/llvm-ar-17",
- "compat-ld": "/usr/bin/lld-17",
- "ld": "/usr/bin/lld-17",
- "gold": "/usr/bin/lld-17",
- "cpp": "/usr/bin/clang-cpp-17",
- "gcc": "/usr/bin/clang-17",
- "dwp": "/usr/bin/llvm-dwp-17",
- "gcov": "/usr/bin/llvmcov-17",
- "nm": "/usr/bin/llvm-nm-17",
- "objcopy": "/usr/bin/llvm-objcopy-17",
- "objdump": "/usr/bin/llvm-objdump-17",
- "strip": "/usr/bin/llvm-strip-17",
+ "ar": "/usr/bin/llvm-ar",
+ "compat-ld": "/usr/bin/lld",
+ "ld": "/usr/bin/lld",
+ "gold": "/usr/bin/lld",
+ "cpp": "/usr/bin/clang-cpp",
+ "gcc": "/usr/bin/clang",
+ "dwp": "/usr/bin/llvm-dwp",
+ "gcov": "/usr/bin/llvm-cov",
+ "nm": "/usr/bin/llvm-nm",
+ "objcopy": "/usr/bin/llvm-objcopy",
+ "objdump": "/usr/bin/llvm-objdump",
+ "strip": "/usr/bin/llvm-strip",
},
toolchain_identifier = "linux_aarch64",
unfiltered_compile_flags = [I have RedHat UBI 9 environment where I installed some system packages & bazellisk as shown below
dnf update -y
dnf --allowerasing install -y java-1.8.0-openjdk-headless clang-devel llvm-devel lld libstdc++-static
git clone git@github.com:cilium/proxy.git && cd proxy
./tools/install_bazelisk.sh
Commands I run:
./bazel/setup_clang.sh /usr
echo "build --config=libc++" > .bazelrc
bazel build \
--config=release \
--strip=always \
--verbose_failures \
--extra_toolchains=//bazel/toolchains:all \
--noincompatible_strict_action_env \
//:cilium-envoyThe error I'm facing:
ERROR: /home/cilium/.cache/bazel/_bazel_cilium/0211e60aab28805245749726eda1a88a/external/com_google_cel_cpp/common/BUILD:76:11: Compiling common/json.cc failed: (Exit 1): clang failed: error executing command (from target @com_google_cel_cpp//common:json)
(cd /home/cilium/.cache/bazel/_bazel_cilium/0211e60aab28805245749726eda1a88a/sandbox/processwrapper-sandbox/1372/execroot/cilium && \
exec env - \
BAZEL_COMPILER=clang \
BAZEL_CXXOPTS='-stdlib=libc++' \
BAZEL_LINKLIBS=-l%:libc++.a:-l%:libc++abi.a \
BAZEL_LINKOPTS=-lm:-pthread \
CC=clang \
CXX=clang++ \
CXXFLAGS='-stdlib=libc++' \
LDFLAGS='-stdlib=libc++' \
LLVM_CONFIG=/usr/bin/llvm-config \
PATH=/usr/bin:/root/.local/bin:/root/bin:/usr/share/Modules/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin \
PWD=/proc/self/cwd \
/usr/bin/clang '--target=aarch64-unknown-linux-gnu' '-fuse-ld=lld' -U_FORTIFY_SOURCE -fstack-protector -Wall -Wunused-but-set-parameter -Wthread-safety-analysis -Wno-free-nonheap-object -fno-omit-frame-pointer -Wno-unused-command-line-argument -Wno-deprecated-builtins -g0 -O2 '-D_FORTIFY_SOURCE=1' -DNDEBUG -ffunction-sections -fdata-sections '-std=c++0x' -MD -MF bazel-out/aarch64-opt/bin/external/com_google_cel_cpp/common/_objs/json/json.d '-frandom-seed=bazel-out/aarch64-opt/bin/external/com_google_cel_cpp/common/_objs/json/json.o' '-DBAZEL_CURRENT_REPOSITORY="com_google_cel_cpp"' -iquote external/com_google_cel_cpp -iquote bazel-out/aarch64-opt/bin/external/com_google_cel_cpp -iquote external/com_google_absl -iquote bazel-out/aarch64-opt/bin/external/com_google_absl '-DABSL_MIN_LOG_LEVEL=4' -fdebug-types-section -fPIC -Wno-deprecated-declarations '-std=c++20' -fsized-deallocation -Wno-builtin-macro-redefined '-D__DATE__="redacted"' '-D__TIMESTAMP__="redacted"' '-D__TIME__="redacted"' -c external/com_google_cel_cpp/common/json.cc -o bazel-out/aarch64-opt/bin/external/com_google_cel_cpp/common/_objs/json/json.o)
# Configuration: 2f125838129c3a083292d6497d46584ac8a3a65159ebf628b0573bf0d7d63ead
# Execution platform: @local_config_platform//:host
Use --sandbox_debug to see verbose messages from the sandbox and retain the sandbox build root for debugging
In file included from external/com_google_cel_cpp/common/json.cc:15:
In file included from external/com_google_cel_cpp/common/json.h:20:
In file included from /opt/rh/gcc-toolset-13/root/usr/lib/gcc/aarch64-redhat-linux/13/../../../../include/c++/13/utility:69:
In file included from /opt/rh/gcc-toolset-13/root/usr/lib/gcc/aarch64-redhat-linux/13/../../../../include/c++/13/bits/stl_pair.h:60:
/opt/rh/gcc-toolset-13/root/usr/lib/gcc/aarch64-redhat-linux/13/../../../../include/c++/13/type_traits:1326:23: error: incomplete type 'cel::JsonObject' used in type trait expression
1326 | __bool_constant<__has_trivial_destructor(_Tp)>>::type
| ^
/opt/rh/gcc-toolset-13/root/usr/lib/gcc/aarch64-redhat-linux/13/../../../../include/c++/13/type_traits:3297:5: note: in instantiation of template class 'std::is_trivially_destructible<cel::JsonObject>' requested here
3297 | is_trivially_destructible<_Tp>::value;
| ^
/opt/rh/gcc-toolset-13/root/usr/lib/gcc/aarch64-redhat-linux/13/../../../../include/c++/13/variant:367:5: note: in instantiation of variable template specialization 'std::is_trivially_destructible_v<cel::JsonObject>' requested here
367 | (is_trivially_destructible_v<_Types> && ...);
| ^
/opt/rh/gcc-toolset-13/root/usr/lib/gcc/aarch64-redhat-linux/13/../../../../include/c++/13/variant:376:4: note: in instantiation of static data member 'std::__detail::__variant::_Traits<cel::JsonNull, bool, double, absl::Cord, cel::JsonArray, cel::JsonObject>::_S_trivial_dtor' requested here
376 | _S_trivial_dtor && _S_trivial_move_ctor
|
(... MORE AND MORE SIMILAR ERRORS ...)
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
Target //:cilium-envoy failed to buildNote: similar errors faced when compiling on x86_64 architecture.
Do you know how can I solve this?