Use postgresql as database for Matrix bridges

configuration.nix

@@ -162,6 +162,16 @@ with pkgs;
       owner = "coolneng";
       group = "podman";
     };
+    secrets.facebook = {
+      file = secrets/facebook.age;
+      owner = "matrix-as-facebook";
+      group = "matrix-as-facebook";
+    };
+    secrets.signal = {
+      file = secrets/signal.age;
+      owner = "matrix-as-signal";
+      group = "matrix-as-signal";
+    };
     identityPaths = [ "/etc/ssh/id_ed25519" ];
   };
 

modules/communication.nix

@@ -26,14 +26,7 @@ in {
         dns_cache.enabled = true;
       };
       # HACK Inherit postgres connection string for the rest of the DBs
-      app_service_api = {
+      app_service_api = { inherit database; };
-        inherit database;
-        config_files = [
-          "/var/lib/matrix-as-facebook/facebook-registration.yaml"
-          "/var/lib/matrix-as-signal/signal-registration.yaml"
-          "/var/lib/matrix-as-telegram/telegram-registration.yaml"
-        ];
-      };
       media_api = { inherit database; };
       room_server = { inherit database; };
       push_server = { inherit database; };
@@ -71,6 +64,7 @@ in {
         package = mautrix-telegram;
         serviceConfig.EnvironmentFile = config.age.secrets.telegram.path;
         settings = {
+          appservice.database = "$DB_STRING";
           homeserver.software = "standard";
           telegram = {
             api_id = "$API_ID";
@@ -86,18 +80,24 @@ in {
         port = 8228;
         format = "mautrix-python";
         package = mautrix-facebook;
-        settings.homeserver.software = "standard";
+        serviceConfig.EnvironmentFile = config.age.secrets.facebook.path;
+        settings = {
+          appservice.database = "$DB_STRING";
+          homeserver.software = "standard";
+        };
       };
       signal = {
         port = 8338;
         format = "mautrix-python";
         package = mautrix-signal;
         serviceConfig = {
+          EnvironmentFile = config.age.secrets.signal.path;
           StateDirectory = [ "matrix-as-signal" "signald" ];
           JoinNamespaceOf = "signald.service";
           SupplementaryGroups = [ "signald" ];
         };
         settings = {
+          appservice.database = "$DB_STRING";
           homeserver.software = "standard";
           signal = {
             socket_path = config.services.signald.socketPath;

secrets/secrets.nix

@@ -15,4 +15,6 @@ in {
   "mqtt-sender.age".publicKeys = [ zion ];
   "mqtt-receiver.age".publicKeys = [ zion ];
   "nightscout.age".publicKeys = [ zion ];
+  "facebook.age".publicKeys = [ zion ];
+  "signal.age".publicKeys = [ zion ];
 }

secrets/signal.age

@@ -0,0 +1,8 @@
+age-encryption.org/v1
+-> ssh-ed25519 iUaRGg J/gZDBtDsIzjCzO1y2vXgxl8YuvWJgcpk+8KMOp63kg
+1XF9JFAIscHWFJMTctZOxVIBYhYliUFays5gwjZt6hs
+-> vM4\2y\'-grease
+bj9VKIuH0l1v5X8N2v4p+u3VySDKjj3WAyVZ7f+wmy16wncrNyMtiUZ+ELBWfqXd
+XOyeGZoKBHwd8lOgkZ+va0BEkBJs9piX
+--- K2uN9JxuqPQpAxjQ+6dgsqhsq50nTkLsw8QGJprE5hQ
+HÈó²SÍ:¤eJ4}'˜¨›TØÔ˦œ†[Â'‡Möì²9†à×E6_®§°¶ÉùØ_‚¸ˆ´yPM8''¬'¹F¦¶‹<C2B6>ŒáäRÚ¡"¯Ý<C2AF>±XæúÔÈ;ò¸4¼J/>kÝ5Ê<¾å:ßM»lK$¼ÓŸqöSô„»À#ºÅŒ<04>jÁX)ÀÓv¶Žô–¬OuÚøJ´P¤¿˜~