/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/zmq_driver/client/zmq_senders.py is in python-oslo.messaging 5.10.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 | # Copyright 2016 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 abc
import logging
import six
from oslo_messaging._drivers.zmq_driver import zmq_async
from oslo_messaging._drivers.zmq_driver import zmq_names
LOG = logging.getLogger(__name__)
zmq = zmq_async.import_zmq()
@six.add_metaclass(abc.ABCMeta)
class SenderBase(object):
"""Base request/ack/reply sending interface."""
def __init__(self, conf):
self.conf = conf
@abc.abstractmethod
def send(self, socket, message):
pass
class RequestSender(SenderBase):
pass
class AckSender(SenderBase):
pass
class ReplySender(SenderBase):
pass
class RequestSenderProxy(SenderBase):
def send(self, socket, request):
socket.send(b'', zmq.SNDMORE)
socket.send(six.b(str(request.msg_type)), zmq.SNDMORE)
socket.send(request.routing_key, zmq.SNDMORE)
socket.send_string(request.message_id, zmq.SNDMORE)
socket.send_dumped([request.context, request.message])
LOG.debug("->[proxy:%(addr)s] Sending %(msg_type)s message "
"%(msg_id)s to target %(target)s",
{"addr": list(socket.connections),
"msg_type": zmq_names.message_type_str(request.msg_type),
"msg_id": request.message_id,
"target": request.target})
class AckSenderProxy(AckSender):
def send(self, socket, ack):
assert ack.msg_type == zmq_names.ACK_TYPE, "Ack expected!"
socket.send(b'', zmq.SNDMORE)
socket.send(six.b(str(ack.msg_type)), zmq.SNDMORE)
socket.send(ack.reply_id, zmq.SNDMORE)
socket.send_string(ack.message_id)
LOG.debug("->[proxy:%(addr)s] Sending %(msg_type)s for %(msg_id)s",
{"addr": list(socket.connections),
"msg_type": zmq_names.message_type_str(ack.msg_type),
"msg_id": ack.message_id})
class ReplySenderProxy(SenderBase):
def send(self, socket, reply):
assert reply.msg_type == zmq_names.REPLY_TYPE, "Reply expected!"
socket.send(b'', zmq.SNDMORE)
socket.send(six.b(str(reply.msg_type)), zmq.SNDMORE)
socket.send(reply.reply_id, zmq.SNDMORE)
socket.send_string(reply.message_id, zmq.SNDMORE)
socket.send_dumped([reply.reply_body, reply.failure])
LOG.debug("->[proxy:%(addr)s] Sending %(msg_type)s for %(msg_id)s",
{"addr": list(socket.connections),
"msg_type": zmq_names.message_type_str(reply.msg_type),
"msg_id": reply.message_id})
class RequestSenderDirect(SenderBase):
def send(self, socket, request):
socket.send(b'', zmq.SNDMORE)
socket.send(six.b(str(request.msg_type)), zmq.SNDMORE)
socket.send_string(request.message_id, zmq.SNDMORE)
socket.send_dumped([request.context, request.message])
LOG.debug("Sending %(msg_type)s message %(msg_id)s to "
"target %(target)s",
{"msg_type": zmq_names.message_type_str(request.msg_type),
"msg_id": request.message_id,
"target": request.target})
class AckSenderDirect(AckSender):
def send(self, socket, ack):
assert ack.msg_type == zmq_names.ACK_TYPE, "Ack expected!"
# not implemented yet
LOG.debug("Sending %(msg_type)s for %(msg_id)s",
{"msg_type": zmq_names.message_type_str(ack.msg_type),
"msg_id": ack.message_id})
class ReplySenderDirect(SenderBase):
def send(self, socket, reply):
assert reply.msg_type == zmq_names.REPLY_TYPE, "Reply expected!"
socket.send(reply.reply_id, zmq.SNDMORE)
socket.send(b'', zmq.SNDMORE)
socket.send_dumped(reply.to_dict())
LOG.debug("Sending %(msg_type)s for %(msg_id)s",
{"msg_type": zmq_names.message_type_str(reply.msg_type),
"msg_id": reply.message_id})
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