diff options
| -rw-r--r-- | slixmpp/xmlstream/xmlstream.py | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/slixmpp/xmlstream/xmlstream.py b/slixmpp/xmlstream/xmlstream.py index 426d5472..18464ccd 100644 --- a/slixmpp/xmlstream/xmlstream.py +++ b/slixmpp/xmlstream/xmlstream.py @@ -493,16 +493,11 @@ class XMLStream(asyncio.BaseProtocol): except Socket.gaierror as e: self.event('connection_failed', 'No DNS record available for %s' % self.default_domain) + self.reschedule_connection_attempt() except OSError as e: log.debug('Connection failed: %s', e) self.event("connection_failed", e) - if self._current_connection_attempt is None: - return - self._connect_loop_wait = self._connect_loop_wait * 2 + 1 - self._current_connection_attempt = asyncio.ensure_future( - self._connect_routine(), - loop=self.loop, - ) + self.reschedule_connection_attempt() def process(self, *, forever: bool = True, timeout: Optional[int] = None) -> None: """Process all the available XMPP events (receiving or sending data on the @@ -638,6 +633,20 @@ class XMLStream(asyncio.BaseProtocol): self._set_disconnected_future() self.event("disconnected", self.disconnect_reason or exception) + def reschedule_connection_attempt(self) -> None: + """ + Increase the exponential back-off and initate another background + _connect_routine call to connect to the server. + """ + # abort if there is no ongoing connection attempt + if self._current_connection_attempt is None: + return + self._connect_loop_wait = min(300, self._connect_loop_wait * 2 + 1) + self._current_connection_attempt = asyncio.ensure_future( + self._connect_routine(), + loop=self.loop, + ) + def cancel_connection_attempt(self) -> None: """ Immediately cancel the current create_connection() Future. |