| #!/usr/bin/env python |
| # |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you 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. |
| # |
| |
| from __future__ import print_function, unicode_literals |
| import optparse |
| from proton import Message |
| from proton.handlers import MessagingHandler |
| from proton.reactor import Container, DynamicNodeProperties |
| |
| class Client(MessagingHandler): |
| def __init__(self, url, requests): |
| super(Client, self).__init__() |
| self.url = url |
| self.requests = requests |
| |
| def on_start(self, event): |
| self.sender = event.container.create_sender(self.url) |
| self.receiver = event.container.create_receiver(self.sender.connection, None, dynamic=True) |
| |
| def next_request(self): |
| if self.receiver.remote_source.address: |
| req = Message(reply_to=self.receiver.remote_source.address, body=self.requests[0]) |
| self.sender.send(req) |
| |
| def on_link_opened(self, event): |
| if event.receiver == self.receiver: |
| self.next_request() |
| |
| def on_message(self, event): |
| print("%s => %s" % (self.requests.pop(0), event.message.body)) |
| if self.requests: |
| self.next_request() |
| else: |
| event.connection.close() |
| |
| REQUESTS= ["Twas brillig, and the slithy toves", |
| "Did gire and gymble in the wabe.", |
| "All mimsy were the borogroves,", |
| "And the mome raths outgrabe."] |
| |
| parser = optparse.OptionParser(usage="usage: %prog [options]", |
| description="Send requests to the supplied address and print responses.") |
| parser.add_option("-a", "--address", default="localhost:5672/examples", |
| help="address to which messages are sent (default %default)") |
| opts, args = parser.parse_args() |
| |
| Container(Client(opts.address, args or REQUESTS)).run() |
| |