nixos/gotify: init module and test

nixos/modules/module-list.nix

@@ -793,6 +793,7 @@
   ./services/web-apps/cryptpad.nix
   ./services/web-apps/documize.nix
   ./services/web-apps/frab.nix
+  ./services/web-apps/gotify-server.nix
   ./services/web-apps/icingaweb2/icingaweb2.nix
   ./services/web-apps/icingaweb2/module-monitoring.nix
   ./services/web-apps/limesurvey.nix

nixos/modules/services/web-apps/gotify-server.nix

@@ -0,0 +1,49 @@
+{ pkgs, lib, config, ... }:
+
+with lib;
+
+let
+  cfg = config.services.gotify;
+in {
+  options = {
+    services.gotify = {
+      enable = mkEnableOption "Gotify webserver";
+
+      port = mkOption {
+        type = types.port;
+        description = ''
+          Port the server listens to.
+        '';
+      };
+
+      stateDirectoryName = mkOption {
+        type = types.str;
+        default = "gotify-server";
+        description = ''
+          The name of the directory below <filename>/var/lib</filename> where
+          gotify stores its runtime data.
+        '';
+      };
+    };
+  };
+
+  config = mkIf cfg.enable {
+    systemd.services.gotify-server = {
+      wantedBy = [ "multi-user.target" ];
+      after = [ "network.target" ];
+      description = "Simple server for sending and receiving messages";
+
+      environment = {
+        GOTIFY_SERVER_PORT = toString cfg.port;
+      };
+
+      serviceConfig = {
+        WorkingDirectory = "/var/lib/${cfg.stateDirectoryName}";
+        StateDirectory = cfg.stateDirectoryName;
+        Restart = "always";
+        DynamicUser = "yes";
+        ExecStart = "${pkgs.gotify-server}/bin/server";
+      };
+    };
+  };
+}

nixos/tests/all-tests.nix

@@ -93,6 +93,7 @@ in
   fsck = handleTest ./fsck.nix {};
   fwupd = handleTestOn ["x86_64-linux"] ./fwupd.nix {}; # libsmbios is unsupported on aarch64
   gdk-pixbuf = handleTest ./gdk-pixbuf.nix {};
+  gotify-server = handleTest ./gotify-server.nix {};
   gitea = handleTest ./gitea.nix {};
   gitlab = handleTest ./gitlab.nix {};
   gitolite = handleTest ./gitolite.nix {};

nixos/tests/gotify-server.nix

@@ -0,0 +1,45 @@
+import ./make-test.nix ({ pkgs, lib, ...} : {
+  name = "gotify-server";
+  meta = with pkgs.stdenv.lib.maintainers; {
+    maintainers = [ ma27 ];
+  };
+
+  machine = { pkgs, ... }: {
+    environment.systemPackages = [ pkgs.jq ];
+
+    services.gotify = {
+      enable = true;
+      port = 3000;
+    };
+  };
+
+  testScript = ''
+    startAll;
+
+    $machine->waitForUnit("gotify-server");
+    $machine->waitForOpenPort(3000);
+
+    my $token = $machine->succeed(
+      "curl --fail -sS -X POST localhost:3000/application -F name=nixos " .
+      '-H "Authorization: Basic $(echo -ne "admin:admin" | base64 --wrap 0)" ' .
+      '| jq .token | xargs echo -n'
+    );
+
+    my $usertoken = $machine->succeed(
+      "curl --fail -sS -X POST localhost:3000/client -F name=nixos " .
+      '-H "Authorization: Basic $(echo -ne "admin:admin" | base64 --wrap 0)" ' .
+      '| jq .token | xargs echo -n'
+    );
+
+    $machine->succeed(
+      "curl --fail -sS -X POST 'localhost:3000/message?token=$token' -H 'Accept: application/json' " .
+      '-F title=Gotify -F message=Works'
+    );
+
+    my $title = $machine->succeed(
+      "curl --fail -sS 'localhost:3000/message?since=0&token=$usertoken' | jq '.messages|.[0]|.title' | xargs echo -n"
+    );
+
+    $title eq "Gotify" or die "Wrong title ($title), expected 'Gotify'!";
+  '';
+})