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

{ lib, go, buildGoPackage, fetchFromGitHub, installShellFiles }:

buildGoPackage rec {
  pname = "alertmanager";
  version = "0.21.0";
  rev = "v${version}";

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

  src = fetchFromGitHub {
    inherit rev;
    owner = "prometheus";
    repo = "alertmanager";
    sha256 = "0zrzyaqs73pz4rmj4xaj15x4n1542m0nb7jqm2j77k07j75r5w41";
  };

  ldflags = let t = "${goPackagePath}/vendor/github.com/prometheus/common/version"; in [
    "-X ${t}.Version=${version}"
    "-X ${t}.Revision=${src.rev}"
    "-X ${t}.Branch=unknown"
    "-X ${t}.BuildUser=nix@nixpkgs"
    "-X ${t}.BuildDate=unknown"
    "-X ${t}.GoVersion=${lib.getVersion go}"
  ];

  nativeBuildInputs = [ installShellFiles ];

  postInstall = ''
    $out/bin/amtool --completion-script-bash > amtool.bash
    installShellCompletion amtool.bash
  '';

  meta = with lib; {
    description = "Alert dispatcher for the Prometheus monitoring system";
    homepage = "https://github.com/prometheus/alertmanager";
    license = licenses.asl20;
    maintainers = with maintainers; [ benley fpletz globin Frostman ];
    platforms = platforms.unix;
  };
}