From 9b4a5f56ddc04ffb1327fe474b65dbbd2c8b624b Mon Sep 17 00:00:00 2001
From: Maxim Schuwalow <maxim.schuwalow@gmail.com>
Date: Thu, 11 Mar 2021 10:26:08 +0100
Subject: [PATCH] async-profiler: init at 1.8.4

---
 .../tools/async-profiler/default.nix          | 40 +++++++++++++++++++
 pkgs/top-level/all-packages.nix               |  2 +
 2 files changed, 42 insertions(+)
 create mode 100644 pkgs/development/tools/async-profiler/default.nix

diff --git a/pkgs/development/tools/async-profiler/default.nix b/pkgs/development/tools/async-profiler/default.nix
new file mode 100644
index 000000000000..3d887d6c8935
--- /dev/null
+++ b/pkgs/development/tools/async-profiler/default.nix
@@ -0,0 +1,40 @@
+{ lib, stdenv, fetchFromGitHub, jdk8 }:
+
+stdenv.mkDerivation rec {
+  pname = "async-profiler";
+  version = "1.8.4";
+
+  src = fetchFromGitHub {
+    owner = "jvm-profiling-tools";
+    repo = "async-profiler";
+    rev = "v${version}";
+    sha256 = "sha256-R/TFElytq3mBG+jKjb7XlFUqpXBpSZGfbscUdg2vevE=";
+  };
+
+  buildInputs = [ jdk8 ];
+
+  installPhase = ''
+    runHook preInstall
+    install -D "$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'
+  '';
+
+  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;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index da4d58484dbf..a09d64f889dd 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1000,6 +1000,8 @@ in
 
   async = callPackage ../development/tools/async {};
 
+  async-profiler = callPackage ../development/tools/async-profiler { };
+
   atheme = callPackage ../servers/irc/atheme { };
 
   atinout = callPackage ../tools/networking/atinout { };