nixos/tests/mediatomb: fix test when running with gerbera

nixos/tests/mediatomb.nix

···
-import ./make-test-python.nix ({ pkgs, ... }:
-
-{
+import ./make-test-python.nix {
   name = "mediatomb";
 
   nodes = {
-    serverGerbera =
-      { ... }:
-      let port = 49152;
-      in {
-        imports = [ ../modules/profiles/minimal.nix ];
-        services.mediatomb = {
-          enable = true;
-          serverName = "Gerbera";
-          package = pkgs.gerbera;
-          interface = "eth1";  # accessible from test
-          openFirewall = true;
-          mediaDirectories = [
-            { path = "/var/lib/gerbera/pictures"; recursive = false; hidden-files = false; }
-            { path = "/var/lib/gerbera/audio"; recursive = true; hidden-files = false; }
-          ];
-        };
+    server = {
+      services.mediatomb = {
+        enable = true;
+        serverName = "Gerbera";
+        interface = "eth1";
+        openFirewall = true;
+        mediaDirectories = [
+          {
+            path = "/var/lib/gerbera/pictures";
+            recursive = false;
+            hidden-files = false;
+          }
+          {
+            path = "/var/lib/gerbera/audio";
+            recursive = true;
+            hidden-files = false;
+          }
+        ];
       };
+      systemd.tmpfiles.rules = [
+        "d /var/lib/gerbera/pictures 0770 mediatomb mediatomb"
+        "d /var/lib/gerbera/audio 0770 mediatomb mediatomb"
+      ];
+    };
 
-    serverMediatomb =
-      { ... }:
-      let port = 49151;
-      in {
-        imports = [ ../modules/profiles/minimal.nix ];
-        services.mediatomb = {
-          enable = true;
-          serverName = "Mediatomb";
-          package = pkgs.mediatomb;
-          interface = "eth1";
-          inherit port;
-          mediaDirectories = [
-            { path = "/var/lib/mediatomb/pictures"; recursive = false; hidden-files = false; }
-            { path = "/var/lib/mediatomb/audio"; recursive = true; hidden-files = false; }
-          ];
-        };
-        networking.firewall.interfaces.eth1 = {
-          allowedUDPPorts = [ 1900 port ];
-          allowedTCPPorts = [ port ];
-        };
-      };
-
-      client = { ... }: { };
+    client = {};
   };
 
-  testScript =
-  ''
+  testScript = ''
     start_all()
 
-    port = 49151
-    serverMediatomb.succeed("mkdir -p /var/lib/mediatomb/{pictures,audio}")
-    serverMediatomb.succeed("chown -R mediatomb:mediatomb /var/lib/mediatomb")
-    serverMediatomb.wait_for_unit("mediatomb")
-    serverMediatomb.wait_for_open_port(port)
-    serverMediatomb.succeed(f"curl --fail http://serverMediatomb:{port}/")
-    page = client.succeed(f"curl --fail http://serverMediatomb:{port}/")
-    assert "MediaTomb" in page and "Gerbera" not in page
-    serverMediatomb.shutdown()
+    server.wait_for_unit("mediatomb")
+    server.wait_until_succeeds("nc -z 192.168.1.2 49152")
+    server.succeed("curl -v --fail http://server:49152/")
 
-    port = 49152
-    serverGerbera.succeed("mkdir -p /var/lib/mediatomb/{pictures,audio}")
-    serverGerbera.succeed("chown -R mediatomb:mediatomb /var/lib/mediatomb")
-    # service running gerbera fails the first time claiming something is already bound
-    # gerbera[715]: 2020-07-18 23:52:14   info: Please check if another instance of Gerbera or
-    # gerbera[715]: 2020-07-18 23:52:14   info: another application is running on port TCP 49152 or UDP 1900.
-    # I did not find anything so here I work around this
-    serverGerbera.succeed("sleep 2")
-    serverGerbera.wait_until_succeeds("systemctl restart mediatomb")
-    serverGerbera.wait_for_unit("mediatomb")
-    serverGerbera.succeed(f"curl --fail http://serverGerbera:{port}/")
-    page = client.succeed(f"curl --fail http://serverGerbera:{port}/")
+    client.wait_for_unit("multi-user.target")
+    page = client.succeed("curl -v --fail http://server:49152/")
     assert "Gerbera" in page and "MediaTomb" not in page
-
-    serverGerbera.shutdown()
-    client.shutdown()
   '';
-})
+}