tjh.dev
nixpkgs mirror (for testing)
github.com/NixOS/nixpkgs
nix
1{ fetchgit, pkgconfig, gettext, runCommand, makeWrapper
2, elfutils, kernel, gnumake, python2, python2Packages
3}:
4
5let
6 ## fetchgit info
7 url = git://sourceware.org/git/systemtap.git;
8 rev = "release-${version}";
9 sha256 = "075p45ndr4pzrf5679hcsw1ws4x0xqvx3m037v04545762hki6la";
10 version = "4.0";
11
12 inherit (kernel) stdenv;
13 inherit (stdenv) lib;
14
15 ## stap binaries
16 stapBuild = stdenv.mkDerivation {
17 name = "systemtap-${version}";
18 src = fetchgit { inherit url rev sha256; };
19 nativeBuildInputs = [ pkgconfig ];
20 buildInputs = [ elfutils gettext python2 python2Packages.setuptools ];
21 enableParallelBuilding = true;
22 };
23
24 ## a kernel build dir as expected by systemtap
25 kernelBuildDir = runCommand "kbuild-${kernel.version}-merged" { } ''
26 mkdir -p $out
27 for f in \
28 ${kernel}/System.map \
29 ${kernel.dev}/vmlinux \
30 ${kernel.dev}/lib/modules/${kernel.modDirVersion}/build/{*,.*}
31 do
32 ln -s $(readlink -f $f) $out
33 done
34 '';
35
36 pypkgs = with python2Packages; makePythonPath [ pyparsing ];
37
38in runCommand "systemtap-${kernel.version}-${version}" {
39 inherit stapBuild kernelBuildDir;
40 buildInputs = [ makeWrapper ];
41 meta = {
42 homepage = https://sourceware.org/systemtap/;
43 repositories.git = url;
44 description = "Provides a scripting language for instrumentation on a live kernel plus user-space";
45 license = lib.licenses.gpl2;
46 platforms = lib.platforms.linux;
47 };
48} ''
49 mkdir -p $out/bin
50 for bin in $stapBuild/bin/*; do
51 ln -s $bin $out/bin
52 done
53 rm $out/bin/stap $out/bin/dtrace
54 makeWrapper $stapBuild/bin/stap $out/bin/stap \
55 --add-flags "-r $kernelBuildDir" \
56 --prefix PATH : ${lib.makeBinPath [ stdenv.cc.cc stdenv.cc.bintools elfutils gnumake ]}
57 makeWrapper $stapBuild/bin/dtrace $out/bin/dtrace \
58 --prefix PYTHONPATH : ${pypkgs}
59''