def producer_pool(self):
if self._producer_pool is None:
self._producer_pool = ProducerPool(
self.app.pool,
limit=self.app.pool.limit,
Producer=self.Producer,
)
return self._producer_pool
class Producer(ConnectibleMixin):
"""Produce and publish messages"""
def __init__(self, exchange, route=None):
self.producers = ProducerPool(self.connections)
self.exchange = exchange
self.route = route or ''
super(Producer, self).__init__()
def publish(self, body, route=None):
"""Publish message.
:param body: Message body.
:param route: Message route.
:type route: str or None
"""
with self.producers.acquire(block=True) as producer:
producer.publish(msgpack.packb(body, use_bin_type=True),
exchange=self.exchange,
routing_key=route or self.route)
def producer_pool(self):
return ProducerPool(self.app.pool,
limit=self.app.pool.limit,
Producer=self.TaskProducer)
def __init__(self, exchange, route=None):
self.producers = ProducerPool(self.connections)
self.exchange = exchange
self.route = route or ''
super(Producer, self).__init__()