58 lines
1.8 KiB
Nix
58 lines
1.8 KiB
Nix
{ lib, fetchgit, pkg-config, gettext, runCommand, makeWrapper
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, cpio, elfutils, kernel, gnumake, python3
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}:
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let
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## fetchgit info
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url = "git://sourceware.org/git/systemtap.git";
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rev = "release-${version}";
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sha256 = "sha256-3LgqMBCnUG2UmsekaIvV43lBpSPEocEXmFV9WpE7wE0=";
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version = "4.5";
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inherit (kernel) stdenv;
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## stap binaries
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stapBuild = stdenv.mkDerivation {
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pname = "systemtap";
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inherit version;
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src = fetchgit { inherit url rev sha256; };
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nativeBuildInputs = [ pkg-config cpio python3 python3.pkgs.setuptools ];
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buildInputs = [ elfutils gettext ];
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enableParallelBuilding = true;
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};
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## a kernel build dir as expected by systemtap
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kernelBuildDir = runCommand "kbuild-${kernel.version}-merged" { } ''
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mkdir -p $out
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for f in \
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${kernel}/System.map \
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${kernel.dev}/vmlinux \
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${kernel.dev}/lib/modules/${kernel.modDirVersion}/build/{*,.*}
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do
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ln -s $(readlink -f $f) $out
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done
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'';
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pypkgs = with python3.pkgs; makePythonPath [ pyparsing ];
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in runCommand "systemtap-${kernel.version}-${version}" {
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inherit stapBuild kernelBuildDir;
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nativeBuildInputs = [ makeWrapper ];
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meta = {
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homepage = "https://sourceware.org/systemtap/";
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description = "Provides a scripting language for instrumentation on a live kernel plus user-space";
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license = lib.licenses.gpl2;
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platforms = lib.platforms.linux;
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};
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} ''
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mkdir -p $out/bin
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for bin in $stapBuild/bin/*; do
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ln -s $bin $out/bin
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done
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rm $out/bin/stap $out/bin/dtrace
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makeWrapper $stapBuild/bin/stap $out/bin/stap \
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--add-flags "-r $kernelBuildDir" \
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--prefix PATH : ${lib.makeBinPath [ stdenv.cc.cc stdenv.cc.bintools elfutils gnumake ]}
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makeWrapper $stapBuild/bin/dtrace $out/bin/dtrace \
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--prefix PYTHONPATH : ${pypkgs}
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''
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