import uuid
from proton import Message
from proton.handlers import MessagingHandler
from proton.reactor import Container
class Server(MessagingHandler):
def __init__(self, url):
super(Server, self).__init__()
self.url = url
self.senders = {}
def on_start(self, event):
print("Listening on", self.url)
self.container = event.container
self.acceptor = event.container.listen(self.url)
def on_link_opening(self, event):
if event.link.is_sender:
if event.link.remote_source and event.link.remote_source.dynamic:
event.link.source.address = str(uuid.uuid4())
self.senders[event.link.source.address] = event.link
elif event.link.remote_target and event.link.remote_target.address:
event.link.target.address = event.link.remote_target.address
self.senders[event.link.remote_target.address] = event.link
elif event.link.remote_source:
event.link.source.address = event.link.remote_source.address
elif event.link.remote_target:
event.link.target.address = event.link.remote_target.address
def on_message(self, event):
print("Received", event.message)
sender = self.senders.get(event.message.reply_to)
if not sender:
print("No link for reply")
return
sender.send(Message(address=event.message.reply_to, body=event.message.body.upper(),
correlation_id=event.message.correlation_id))
try:
Container(Server("0.0.0.0:8888")).run()
except KeyboardInterrupt:
pass
Apache Qpid, Messaging built on AMQP; Copyright © 2015 The Apache Software Foundation; Licensed under the Apache License, Version 2.0; Apache Qpid, Qpid, Qpid Proton, Proton, Apache, the Apache feather logo, and the Apache Qpid project logo are trademarks of The Apache Software Foundation; All other marks mentioned may be trademarks or registered trademarks of their respective owners