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import ./make-test-python.nix (
  { pkgs, lib, ... }:

  {
    name = "mediamtx";
    meta.maintainers = with lib.maintainers; [ fpletz ];

    nodes = {
      machine = {
        services.mediamtx = {
          enable = true;
          settings = {
            metrics = true;
            paths.all.source = "publisher";
          };
        };

        systemd.services.rtmp-publish = {
          description = "Publish an RTMP stream to mediamtx";
          after = [ "mediamtx.service" ];
          bindsTo = [ "mediamtx.service" ];
          wantedBy = [ "multi-user.target" ];
          serviceConfig = {
            DynamicUser = true;
            Restart = "on-failure";
            RestartSec = "1s";
            TimeoutStartSec = "10s";
            ExecStart = "${lib.getBin pkgs.ffmpeg-headless}/bin/ffmpeg -re -f lavfi -i smptebars=size=800x600:rate=10 -c libx264 -f flv rtmp://localhost:1935/test";
          };
        };

        systemd.services.rtmp-receive = {
          description = "Receive an RTMP stream from mediamtx";
          after = [ "rtmp-publish.service" ];
          bindsTo = [ "rtmp-publish.service" ];
          wantedBy = [ "multi-user.target" ];
          serviceConfig = {
            DynamicUser = true;
            Restart = "on-failure";
            RestartSec = "1s";
            TimeoutStartSec = "10s";
            ExecStart = "${lib.getBin pkgs.ffmpeg-headless}/bin/ffmpeg -y -re -i rtmp://localhost:1935/test -f flv /dev/null";
          };
        };
      };
    };

    testScript = ''
      start_all()

      machine.wait_for_unit("mediamtx.service")
      machine.wait_for_unit("rtmp-publish.service")
      machine.sleep(10)
      machine.wait_for_unit("rtmp-receive.service")
      machine.wait_for_open_port(9998)
      machine.succeed("curl http://localhost:9998/metrics | grep '^rtmp_conns.*state=\"publish\".*1$'")
      machine.succeed("curl http://localhost:9998/metrics | grep '^rtmp_conns.*state=\"read\".*1$'")
    '';
  }
)