service/matrix-bot: init

modules/services/default.nix

@@ -16,6 +16,7 @@
     ./jellyfin
     ./loki
     ./minecraft-server
+    ./matrix-bot
     ./mumble-server
     ./navidrome
     ./nextcloud

modules/services/matrix-bot/default.nix

@@ -0,0 +1,65 @@
+# adjusted from: https://github.com/NixOS/nixos-org-configurations/blob/master/delft/eris/alertmanager-matrix-forwarder.nix
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.my.services.matrix-bot;
+  domain = config.networking.domain;
+in
+{
+  options.my.services.matrix-bot = with lib; {
+    enable = mkEnableOption "enable matrix forwarding bot";
+    Username = mkOption {
+      type = types.str;
+      description = lib.mdDoc "Matrix bot name.";
+      example = "@bot:matrix.org";
+      default = "@stunkymonkey-bot:matrix.org";
+    };
+    PasswortFile = mkOption {
+      type = types.path;
+      description = lib.mdDoc "Password for the bot.";
+      example = "/run/secrets/password";
+    };
+    RoomID = mkOption {
+      type = types.str;
+      description = lib.mdDoc "Matrix room id.";
+      example = "!abcdefghijklmnopqr:matrix.org";
+      default = "!ZWnKiKLuQNBkBGMPCl:matrix.org";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    # Create user so that we can set the ownership of the key to
+    # it. DynamicUser will not take full effect as a result of this.
+    users.users.go-neb = {
+      isSystemUser = true;
+      group = "go-neb";
+    };
+    users.groups.go-neb = { };
+
+    services.go-neb = {
+      enable = true;
+      baseUrl = "http://localhost";
+      secretFile = cfg.PasswortFile;
+      config = {
+        clients = [
+          {
+            UserId = cfg.Username;
+            AccessToken = "$CHANGEME";
+            DeviceID = "KIYFUKBRRK";
+            HomeServerUrl = "https://matrix-client.matrix.org";
+            Sync = true;
+            AutoJoinRooms = true;
+            DisplayName = "Stunkymonkey-Bot";
+          }
+        ];
+        services = [
+          {
+            ID = "echo_service";
+            Type = "echo";
+            UserId = cfg.Username;
+            Config = { };
+          }
+        ];
+      };
+    };
+  };
+}