nixpkgs/nixos/tests/web-apps/healthchecks.nix

import ../make-test-python.nix (
  { lib, pkgs, ... }:
  {
    name = "healthchecks";

    meta = with lib.maintainers; {
      maintainers = [ phaer ];
    };

    nodes.machine =
      { ... }:
      {
        services.healthchecks = {
          enable = true;
          settings = {
            SITE_NAME = "MyUniqueInstance";
            COMPRESS_ENABLED = "True";
            SECRET_KEY_FILE = pkgs.writeText "secret" "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
          };
        };
      };

    testScript = ''
      machine.start()
      machine.wait_for_unit("healthchecks.target")
      machine.wait_until_succeeds("journalctl --since -1m --unit healthchecks --grep Listening")

      with subtest("Home screen loads"):
          machine.succeed(
              "curl -sSfL http://localhost:8000 | grep '<title>Log In'"
          )

      with subtest("Setting SITE_NAME via freeform option works"):
          machine.succeed(
              "curl -sSfL http://localhost:8000 | grep 'MyUniqueInstance</title>'"
          )

      with subtest("Manage script works"):
          # "shell" sucommand should succeed, needs python in PATH.
          assert "foo\n" == machine.succeed("echo 'print(\"foo\")' | sudo -u healthchecks healthchecks-manage shell")

          # Shouldn't fail if not called by healthchecks user
          assert "foo\n" == machine.succeed("echo 'print(\"foo\")' | healthchecks-manage shell")
    '';
  }
)