124 lines
3.1 KiB
Nix
124 lines
3.1 KiB
Nix
{ lib
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, makeWrapper
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, fetchFromGitHub
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, rustPackages
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, pkg-config
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, elfutils
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, zlib
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}:
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let
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inherit (rustPackages.rustc) llvmPackages;
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inherit (rustPackages) rustPlatform;
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bpftool = llvmPackages.stdenv.mkDerivation {
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pname = "bpftool";
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version = "unstable-2023-03-11";
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# this fork specialized for some functions
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# and has eventually been embedded into the ecc binary
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src = fetchFromGitHub {
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owner = "eunomia-bpf";
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repo = "bpftool";
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rev = "05940344f5db18d0cb1bc1c42e628f132bc93123";
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hash = "sha256-g2gjixfuGwVnFlqCMGLWVPbtKOSpQI+vZwIZciXFPTc=";
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fetchSubmodules = true;
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};
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buildInputs = [
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llvmPackages.libllvm
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elfutils
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zlib
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];
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buildPhase = ''
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make -C src
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'';
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installPhase = ''
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# We don't use the default `make install` because we are looking to create a
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# directory structure compatible with `build.rs` of `ecc`.
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mkdir -p $out/src/libbpf
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# some headers are required
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cp -r src/libbpf/include $out/src/libbpf
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cp src/bpftool $out/src
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'';
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};
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vmlinux-headers = fetchFromGitHub {
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owner = "eunomia-bpf";
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repo = "vmlinux";
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rev = "933f83becb45f5586ed5fd089e60d382aeefb409";
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hash = "sha256-CVEmKkzdFNLKCbcbeSIoM5QjYVLQglpz6gy7+ZFPgCY=";
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};
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in
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rustPlatform.buildRustPackage rec {
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pname = "ecc";
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version = "1.0.11";
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src = fetchFromGitHub {
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owner = "eunomia-bpf";
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repo = "eunomia-bpf";
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rev = "v${version}";
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hash = "sha256-UiwS+osyC3gtbQH0bWNsx1p3xYr993/FAZ5d5NKnaBM=";
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};
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sourceRoot = "${src.name}/compiler/cmd";
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cargoHash = "sha256-j2HPSmU/JARfw2mE1IiXFT/dcdxxnp+agC2DN0Kc5nw=";
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nativeBuildInputs = [
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pkg-config
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makeWrapper
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rustPlatform.bindgenHook
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];
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buildInputs = [
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elfutils
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zlib
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];
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CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER = "gcc";
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preBuild = ''
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# `SANDBOX` defined by upstream to disable build-time network access
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export SANDBOX=1
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# specify dependencies' location
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export VMLINUX_DIR=${vmlinux-headers}
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export BPFTOOL_DIR=${bpftool}
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'';
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preCheck = ''
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export HOME=$NIX_BUILD_TOP
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'';
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checkFlags = [
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# requires network access
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"--skip=bpf_compiler::tests::test_generate_custom_btf"
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# FIXME: requires dynamic link `libclang` or clang binary which are not found in check env
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"--skip=bpf_compiler::tests::test_compile_bpf"
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"--skip=bpf_compiler::tests::test_export_multi_and_pack"
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"--skip=document_parser::test::test_parse_empty"
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"--skip=document_parser::test::test_parse_maps"
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"--skip=document_parser::test::test_parse_progss"
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"--skip=document_parser::test::test_parse_variables"
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];
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passthru = {
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inherit bpftool;
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};
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postFixup = ''
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wrapProgram $out/bin/ecc-rs \
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--prefix LIBCLANG_PATH : ${llvmPackages.libclang.lib}/lib \
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--prefix PATH : ${lib.makeBinPath (with llvmPackages; [clang bintools-unwrapped])}
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'';
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meta = with lib; {
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homepage = "https://eunomia.dev";
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description = "the eBPF compile toolchain for eunomia-bpf";
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maintainers = with maintainers; [ oluceps ];
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platforms = platforms.linux;
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license = licenses.mit;
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};
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}
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