def _get_queue_arguments(self, ttl=None, expires=None):
conf = self.app.conf
return dictfilter({
'x-message-ttl':
maybe_s_to_ms(ttl if ttl is not None else conf.event_queue_ttl, ),
'x-expires':
maybe_s_to_ms(
expires
if expires is not None else conf.event_queue_expires, ),
})
def __init__(
self,
app,
connection=None,
exchange=None,
exchange_type=None,
persistent=None,
serializer=None,
auto_delete=True,
**kwargs
):
super(BaseRPCBackend, self).__init__(app, **kwargs)
conf = self.app.conf
self._connection = connection
self._out_of_band = {}
self.persistent = self.prepare_persistent(persistent)
self.delivery_mode = 2 if self.persistent else 1
exchange = exchange or conf.result_exchange
exchange_type = exchange_type or conf.result_exchange_type
self.exchange = self._create_exchange(exchange, exchange_type, self.delivery_mode)
self.serializer = serializer or conf.result_serializer
self.auto_delete = auto_delete
self.queue_arguments = dictfilter({"x-expires": maybe_s_to_ms(self.expires)})
self.result_consumer = self.ResultConsumer(
self, self.app, self.accept, self._pending_results, self._pending_messages
)
if register_after_fork is not None:
register_after_fork(self, _on_after_fork_cleanup_backend)
def __init__(self,
app,
connection=None,
exchange=None,
exchange_type=None,
persistent=None,
serializer=None,
auto_delete=True,
**kwargs):
deprecated.warn(
'The AMQP result backend',
deprecation='4.0',
removal='5.0',
alternative='Please use RPC backend or a persistent backend.')
super(AMQPBackend, self).__init__(app, **kwargs)
conf = self.app.conf
self._connection = connection
self.persistent = self.prepare_persistent(persistent)
self.delivery_mode = 2 if self.persistent else 1
exchange = exchange or conf.result_exchange
exchange_type = exchange_type or conf.result_exchange_type
self.exchange = self._create_exchange(
exchange,
exchange_type,
self.delivery_mode,
)
self.serializer = serializer or conf.result_serializer
self.auto_delete = auto_delete
self.queue_arguments = dictfilter({
'x-expires':
maybe_s_to_ms(self.expires),
})
def __init__(self, app, connection=None, exchange=None, exchange_type=None,
persistent=None, serializer=None, auto_delete=True, **kwargs):
deprecated.warn(
'The AMQP result backend', deprecation='4.0', removal='5.0',
alternative='Please use RPC backend or a persistent backend.')
super(AMQPBackend, self).__init__(app, **kwargs)
conf = self.app.conf
self._connection = connection
self.persistent = self.prepare_persistent(persistent)
self.delivery_mode = 2 if self.persistent else 1
exchange = exchange or conf.result_exchange
exchange_type = exchange_type or conf.result_exchange_type
self.exchange = self._create_exchange(
exchange, exchange_type, self.delivery_mode,
)
self.serializer = serializer or conf.result_serializer
self.auto_delete = auto_delete
self.queue_arguments = dictfilter({
'x-expires': maybe_s_to_ms(self.expires),
})
def __init__(self,
app,
connection=None,
exchange=None,
exchange_type=None,
persistent=None,
serializer=None,
auto_delete=True,
**kwargs):
super(BaseRPCBackend, self).__init__(app, **kwargs)
conf = self.app.conf
self._connection = connection
self._out_of_band = {}
self.persistent = self.prepare_persistent(persistent)
self.delivery_mode = 2 if self.persistent else 1
exchange = exchange or conf.result_exchange
exchange_type = exchange_type or conf.result_exchange_type
self.exchange = self._create_exchange(
exchange,
exchange_type,
self.delivery_mode,
)
self.serializer = serializer or conf.result_serializer
self.auto_delete = auto_delete
self.queue_arguments = dictfilter({
'x-expires':
maybe_s_to_ms(self.expires),
})
self.result_consumer = self.ResultConsumer(
self,
self.app,
self.accept,
self._pending_results,
self._pending_messages,
)
if register_after_fork is not None:
register_after_fork(self, _on_after_fork_cleanup_backend)
