nixpkgs/nixos/tests/coturn.nix

import ./make-test-python.nix (
  { pkgs, ... }:
  {
    name = "coturn";
    nodes = {
      default = {
        services.coturn.enable = true;
      };
      secretsfile = {
        boot.postBootCommands = ''
          echo "some-very-secret-string" > /run/coturn-secret
        '';
        services.coturn = {
          enable = true;
          static-auth-secret-file = "/run/coturn-secret";
        };
      };
    };

    testScript = ''
      start_all()

      with subtest("by default works without configuration"):
          default.wait_for_unit("coturn.service")

      with subtest("works with static-auth-secret-file"):
          secretsfile.wait_for_unit("coturn.service")
          secretsfile.wait_for_open_port(3478)
          secretsfile.succeed("grep 'some-very-secret-string' /run/coturn/turnserver.cfg")
          # Forbidden IP, fails:
          secretsfile.fail("${pkgs.coturn}/bin/turnutils_uclient -W some-very-secret-string 127.0.0.1 -DgX -e 127.0.0.1 -n 1 -c -y")
          # allowed-peer-ip, should succeed:
          secretsfile.succeed("${pkgs.coturn}/bin/turnutils_uclient -W some-very-secret-string 192.168.1.2 -DgX -e 192.168.1.2 -n 1 -c -y")

      default.log(default.execute("systemd-analyze security coturn.service | grep -v '✓'")[1])
    '';
  }
)