203e5461b2
Make it easier optimize DPDK for a CPU family. The conservative default
remains (e.g. nehalem for x86_64), but a user may override it for better
utilization of recent CPU models, e.g. `{ machine = "x86-64-v4"; }` for
AVX512 support.
102 lines
2.9 KiB
Nix
102 lines
2.9 KiB
Nix
{ stdenv, lib
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, kernel
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, fetchurl
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, pkg-config, meson, ninja, makeWrapper
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, libbsd, numactl, libbpf, zlib, libelf, jansson, openssl, libpcap, rdma-core
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, doxygen, python3, pciutils
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, withExamples ? []
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, shared ? false
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, machine ? (
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if stdenv.isx86_64 then "nehalem"
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else if stdenv.isAarch64 then "generic"
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else null
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)
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}:
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let
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mod = kernel != null;
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dpdkVersion = "22.11.1";
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in stdenv.mkDerivation rec {
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pname = "dpdk";
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version = "${dpdkVersion}" + lib.optionalString mod "-${kernel.version}";
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src = fetchurl {
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url = "https://fast.dpdk.org/rel/dpdk-${dpdkVersion}.tar.xz";
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sha256 = "sha256-3gdkZfcXSg1ScUuQcuSDenJrqsgtj+fcZEytXIz3TUw=";
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};
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nativeBuildInputs = [
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makeWrapper
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doxygen
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meson
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ninja
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pkg-config
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python3
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python3.pkgs.sphinx
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python3.pkgs.pyelftools
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];
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buildInputs = [
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jansson
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libbpf
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libelf
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libpcap
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numactl
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openssl.dev
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zlib
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python3
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] ++ lib.optionals mod kernel.moduleBuildDependencies;
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propagatedBuildInputs = [
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# Propagated to support current DPDK users in nixpkgs which statically link
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# with the framework (e.g. odp-dpdk).
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rdma-core
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# Requested by pkg-config.
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libbsd
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];
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postPatch = ''
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patchShebangs config/arm buildtools
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'' + lib.optionalString mod ''
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# kernel_install_dir is hardcoded to `/lib/modules`; patch that.
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sed -i "s,kernel_install_dir *= *['\"].*,kernel_install_dir = '$kmod/lib/modules/${kernel.modDirVersion}'," kernel/linux/meson.build
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'';
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mesonFlags = [
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"-Dtests=false"
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"-Denable_docs=true"
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"-Denable_kmods=${lib.boolToString mod}"
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]
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# kni kernel driver is currently not compatble with 5.11
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++ lib.optional (mod && kernel.kernelOlder "5.11") "-Ddisable_drivers=kni"
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++ lib.optional (!shared) "-Ddefault_library=static"
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++ lib.optional (machine != null) "-Dmachine=${machine}"
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++ lib.optional mod "-Dkernel_dir=${kernel.dev}/lib/modules/${kernel.modDirVersion}/build"
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++ lib.optional (withExamples != []) "-Dexamples=${builtins.concatStringsSep "," withExamples}";
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postInstall = ''
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# Remove Sphinx cache files. Not only are they not useful, but they also
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# contain store paths causing spurious dependencies.
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rm -rf $out/share/doc/dpdk/html/.doctrees
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wrapProgram $out/bin/dpdk-devbind.py \
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--prefix PATH : "${lib.makeBinPath [ pciutils ]}"
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'' + lib.optionalString (withExamples != []) ''
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mkdir -p $examples/bin
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find examples -type f -executable -exec install {} $examples/bin \;
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'';
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outputs =
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[ "out" "doc" ]
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++ lib.optional mod "kmod"
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++ lib.optional (withExamples != []) "examples";
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meta = with lib; {
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description = "Set of libraries and drivers for fast packet processing";
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homepage = "http://dpdk.org/";
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license = with licenses; [ lgpl21 gpl2 bsd2 ];
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platforms = platforms.linux;
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maintainers = with maintainers; [ magenbluten orivej mic92 zhaofengli ];
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broken = mod && kernel.isHardened;
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};
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}
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