nixpkgs/pkgs/servers/monitoring/prometheus/pushgateway.nix

{ lib, go, buildGoPackage, fetchFromGitHub }:

buildGoPackage rec {
  pname = "pushgateway";
  version = "1.4.0";
  rev = "v${version}";

  goPackagePath = "github.com/prometheus/pushgateway";

  src = fetchFromGitHub {
    inherit rev;
    owner = "prometheus";
    repo = "pushgateway";
    sha256 = "sha256-230JgG+TtAuopkkcUda+0hl8E6WXOtTUygWoyorLiEU=";
  };

  buildUser = "nix@nixpkgs";
  buildDate = "19700101-00:00:00";

  ldflags = [
    "-X github.com/prometheus/pushgateway/vendor/github.com/prometheus/common/version.Version=${version}"
    "-X github.com/prometheus/pushgateway/vendor/github.com/prometheus/common/version.Revision=${rev}"
    "-X github.com/prometheus/pushgateway/vendor/github.com/prometheus/common/version.Branch=${rev}"
    "-X github.com/prometheus/pushgateway/vendor/github.com/prometheus/common/version.BuildUser=${buildUser}"
    "-X github.com/prometheus/pushgateway/vendor/github.com/prometheus/common/version.BuildDate=${buildDate}"
    "-X main.goVersion=${lib.getVersion go}"
  ];

  doInstallCheck = true;
  installCheckPhase = ''
    export PATH=$PATH:$out/bin

    pushgateway --help

    # Make sure our -X options were included in the build
    for s in ${version} ${rev} ${buildUser} ${buildDate}; do
      pushgateway --version 2>&1 | fgrep -q -- "$s" || { echo "pushgateway --version output missing $s"; exit 1; }
    done
  '';

  meta = with lib; {
    description = "Allows ephemeral and batch jobs to expose metrics to Prometheus";
    homepage = "https://github.com/prometheus/pushgateway";
    license = licenses.asl20;
    maintainers = with maintainers; [ benley fpletz ];
    platforms = platforms.unix;
  };
}