System Gen55 @ 2025-10-30-16:09:03 by jonas@harbor

modules/default.nix

@@ -28,6 +28,7 @@
       ./programs/spotify-shortcuts.nix
       ./services/borg-server.nix
       ./services/gitea-instance.nix
+      ./services/gotify-instance.nix
       ./services/kdeconnect.nix
       ./services/nextcloud-instance.nix
       ./services/virt-manager.nix

modules/services/gotify-instance.nix

@@ -0,0 +1,131 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  cfg = config.hive.gotify-instance;
+  server-config = {
+    server = {
+      listenaddr = "localhost";
+      port = 54545;
+      ssl.enabled = false;
+      ssl.redirecttohttps = false;
+      cors.alloworigins = ["${cfg.instanceFQDN}"];
+      stream.allowedorigins = ["${cfg.instanceFQDN}"];
+    };
+    database = {
+      dialect = "postgres";
+      connection = "host=/run/postgresql dbname=${cfg.user} user=${cfg.user}";
+    };
+    defaultuser = {
+      name = "admin";
+      pass = config.sops.placeholder.${cfg.adminPasswordSopsKey};
+    };
+    registration = false;
+  };
+  server-config-yaml = lib.generators.toYAML {} server-config;
+in {
+  options.hive.gotify-instance = {
+    enable = lib.mkEnableOption "Enable the Gotify instance";
+    instanceFQDN = lib.mkOption {
+      type = lib.types.singleLineStr;
+      example = "gotify.example.com";
+      description = "Fully qualified domain name of the Gotify instance";
+    };
+    user = lib.mkOption {
+      type = lib.types.singleLineStr;
+      default = "gotify";
+      description = "The user to run the service as";
+    };
+    group = lib.mkOption {
+      type = lib.types.singleLineStr;
+      default = "gotify";
+      description = "The group to run the service as";
+    };
+    adminPasswordSopsKey = lib.mkOption {
+      type = lib.types.singleLineStr;
+      description = "The SOPS key for the default admin user";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    services.gotify.enable = true;
+
+    # Config setup
+    sops.templates."gotify-server-config.yml" = {
+      owner = cfg.user;
+      content = server-config-yaml;
+    };
+    environment.etc."gotify/config.yml".source = config.sops.templates."gotify-server-config.yml".path;
+
+    # User setup
+    users.users = lib.mkIf (cfg.user == "gotify") {
+      gotify = {
+        description = "Gotify service";
+        useDefaultShell = true;
+        group = cfg.group;
+        isSystemUser = true;
+      };
+    };
+
+    users.groups = lib.mkIf (cfg.group == "gotify") {
+      gotify = {};
+    };
+
+    # Configure gotify to run as the specified user (for postgres authentication)
+    systemd.services.gotify-server = {
+      serviceConfig = {
+        DynamicUser = lib.mkForce false;
+        User = cfg.user;
+        RuntimeDirectory = "gotify";
+      };
+    };
+
+    # Fallback server with only 403
+    services.nginx.virtualHosts.${config.networking.domain} = lib.mkDefault {
+      default = true;
+      locations."/".return = 403;
+      forceSSL = true;
+      enableACME = true;
+    };
+
+    # Virtual host for gotify
+    services.nginx.virtualHosts."${cfg.instanceFQDN}" = {
+      forceSSL = true;
+      enableACME = true;
+      locations."/" = {
+        proxyPass = "http://${server-config.server.listenaddr}:${toString server-config.server.port}";
+        extraConfig = ''
+          # Ensuring it can use websockets
+          proxy_set_header   Upgrade $http_upgrade;
+          proxy_set_header   Connection "upgrade";
+          proxy_set_header   X-Real-IP $remote_addr;
+          proxy_set_header   X-Forwarded-For $proxy_add_x_forwarded_for;
+          proxy_set_header   X-Forwarded-Proto http;
+          proxy_redirect     http:// $scheme://;
+
+          # The proxy must preserve the host because gotify verifies the host with the origin
+          # for WebSocket connections
+          proxy_set_header   Host $host;
+
+          # These sets the timeout so that the websocket can stay alive
+          proxy_connect_timeout   1m;
+          proxy_send_timeout      1m;
+          proxy_read_timeout      1m;
+        '';
+      };
+    };
+
+    # Database setup
+    services.postgresql = {
+      enable = true;
+      ensureDatabases = [cfg.user];
+      ensureUsers = [
+        {
+          name = cfg.user;
+          ensureDBOwnership = true;
+        }
+      ];
+    };
+  };
+}