pkgs/development/tools/async-profiler/default.nix


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44

{ lib, stdenv, fetchFromGitHub, jdk, makeWrapper }:

stdenv.mkDerivation rec {
  pname = "async-profiler";
  version = "2.9";

  src = fetchFromGitHub {
    owner = "jvm-profiling-tools";
    repo = "async-profiler";
    rev = "v${version}";
    sha256 = "sha256-ngLUg6Fq6Ay06klGa/y8lod8W6rYMqhMhXFn5OBCSpk=";
  };

  nativeBuildInputs = [ makeWrapper ];

  buildInputs = [ jdk ];

  installPhase = ''
    runHook preInstall
    install -D "$src/profiler.sh" "$out/bin/async-profiler"
    install -D build/jattach "$out/bin/jattach"
    install -D build/libasyncProfiler.so "$out/lib/libasyncProfiler.so"
    install -D -t "$out/share/java/" build/*.jar
    runHook postInstall
  '';

  fixupPhase = ''
    substituteInPlace $out/bin/async-profiler \
      --replace 'JATTACH=$SCRIPT_DIR/build/jattach' \
                'JATTACH=${placeholder "out"}/bin/jattach' \
      --replace 'PROFILER=$SCRIPT_DIR/build/libasyncProfiler.so' \
                'PROFILER=${placeholder "out"}/lib/libasyncProfiler.so'

    wrapProgram $out/bin/async-profiler --prefix PATH : ${lib.makeBinPath [ jdk ]}
  '';

  meta = with lib; {
    description = "A low overhead sampling profiler for Java that does not suffer from Safepoint bias problem";
    homepage    = "https://github.com/jvm-profiling-tools/async-profiler";
    license     = licenses.asl20;
    maintainers = with maintainers; [ mschuwalow ];
    platforms   = platforms.all;
  };
}