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Diffstat (limited to 'qpid/python/examples/datatypes/server.py')
-rwxr-xr-x | qpid/python/examples/datatypes/server.py | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/qpid/python/examples/datatypes/server.py b/qpid/python/examples/datatypes/server.py new file mode 100755 index 0000000000..18e6fa4ad7 --- /dev/null +++ b/qpid/python/examples/datatypes/server.py @@ -0,0 +1,124 @@ +#!/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. +# +""" + server.py + + Server for testing use of Unicode and datatypes. + + Both client and server will be written in C++ and Python. + Tests can run clients and servers written in different + languages, and they can be run on 32-bit and 64-bit architectures. +""" + +import testdata + +import qpid +import sys +import os +from qpid.util import connect +from qpid.connection import Connection +from qpid.datatypes import Message, RangedSet, uuid4 +from qpid.queue import Empty + +#----- Functions ------------------------------------------- +def respond(session, request): + + # The routing key for the response is the request's reply-to + # property. The body for the response is the request's body, + # converted to upper case. + + testdata.check_message(request) + + message_properties = request.get("message_properties") + reply_to = message_properties.reply_to + + testdata.set_application_headers(message_properties) + + if reply_to == None: + raise Exception("This message is missing the 'reply_to' property, which is required") + + delivery_properties = session.delivery_properties(routing_key=reply_to["routing_key"]) + response = Message(delivery_properties, message_properties, testdata.String_Greek.encode("utf8")) + print "Sending response ..." + session.message_transfer(destination=reply_to["exchange"], message=response) + +#----- Initialization -------------------------------------- + + +# Set parameters for login + +host="127.0.0.1" +port=5672 +user="guest" +password="guest" + +# If an alternate host or port has been specified, use that instead +# (this is used in our unit tests) +if len(sys.argv) > 1 : + host=sys.argv[1] +if len(sys.argv) > 2 : + port=int(sys.argv[2]) + +socket = connect(host, port) +connection = Connection (sock=socket, username=user, password=password) +connection.start() +session = connection.session(str(uuid4())) + +#----- Main Body -- ---------------------------------------- + +# Create a request queue and subscribe to it + +session.queue_declare(queue="request", exclusive=True) +session.exchange_bind(exchange="amq.direct", queue="request", binding_key="request") + +local_queue_name = "local_queue" + +session.message_subscribe(queue="request", destination=local_queue_name) + +queue = session.incoming(local_queue_name) +queue.start() + +# Remind the user to start the client program + +print "Request server running - run your client now." +print "(Times out after 100 seconds ...)" +sys.stdout.flush() + +# Respond to each request + +# If we get a message, send it back to the user (as indicated in the +# ReplyTo property) + +while True: + try: + request = queue.get(timeout=100) + session.message_accept(RangedSet(request.id)) + + respond(session, request) + except Empty: + print "No more messages!" + break; + + +#----- Cleanup ------------------------------------------------ + +# Clean up before exiting so there are no open threads. + +session.close(timeout=10) |