oslo.messaging/oslo_messaging/_drivers/pika_driver/pika_commons.py

41 lines
1.3 KiB
Python

# Copyright 2015 Mirantis, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import select
import socket
from oslo_serialization.serializer import json_serializer
from oslo_serialization.serializer import msgpack_serializer
from oslo_utils import timeutils
from pika import exceptions as pika_exceptions
import six
PIKA_CONNECTIVITY_ERRORS = (
pika_exceptions.AMQPConnectionError,
pika_exceptions.ConnectionClosed,
pika_exceptions.ChannelClosed,
socket.timeout,
select.error
)
EXCEPTIONS_MODULE = 'exceptions' if six.PY2 else 'builtins'
INFINITE_STOP_WATCH = timeutils.StopWatch(duration=None).start()
MESSAGE_SERIALIZERS = {
'application/json': json_serializer.JSONSerializer(),
'application/msgpack': msgpack_serializer.MessagePackSerializer()
}