Add periodic connection refresh

mautrix_telegram/abstract_user.py

@@ -241,6 +241,24 @@ async def _init_client(self) -> None:
             use_ipv6=self.config["telegram.connection.use_ipv6"],
         )
         self.client.add_event_handler(self._update_catch)
+        self._schedule_reconnect()
+
+    def _schedule_reconnect(self) -> None:
+        reconnect_interval = self.config["telegram.force_refresh_interval_seconds"]
+        if not reconnect_interval or reconnect_interval == 0:
+            return
+        refresh_time = time.time() + reconnect_interval
+        self.log.info(
+            "Scheduling forced reconnect in %d seconds. Connection will be refreshed at %s",
+            reconnect_interval,
+            time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(refresh_time)),
+        )
+        self.loop.call_later(reconnect_interval, lambda: background_task.create(self._reconnect()))
+
+    async def _reconnect(self) -> None:
+        self.log.info("Reconnecting to Telegram...")
+        await self.stop()
+        await self.start()
 
     @abstractmethod
     async def on_signed_out(self, err: UnauthorizedError | AuthKeyError) -> None:

mautrix_telegram/config.py

@@ -264,6 +264,7 @@ def do_update(self, helper: ConfigUpdateHelper) -> None:
         copy("telegram.catch_up")
         copy("telegram.sequential_updates")
         copy("telegram.exit_on_update_error")
+        copy("telegram.force_refresh_interval_seconds")
 
         copy("telegram.connection.timeout")
         copy("telegram.connection.retries")

mautrix_telegram/example-config.yaml

@@ -581,6 +581,8 @@ telegram:
     # Should incoming updates be handled sequentially to make sure order is preserved on Matrix?
     sequential_updates: true
     exit_on_update_error: false
+    # Interval to force refresh the connection (full reconnect). 0 disables it.
+    force_refresh_interval_seconds: 0
 
     # Telethon connection options.
     connection: