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#!/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.
#
import sys
from qpid.testlib import TestBase, testrunner
from qpid.management import managementChannel, managementClient
from qpid.queue import Empty
from qpid.content import Content
def scan_args(name, default=None, args=sys.argv[1:]):
if (name in args):
pos = args.index(name)
return args[pos + 1]
elif default:
return default
else:
print "Please specify extra argument: %s" % name
sys.exit(2)
def extract_args(name, args):
if (name in args):
pos = args.index(name)
del args[pos:pos+2]
else:
return None
def remote_host():
return scan_args("--remote-host", "localhost")
def remote_port():
return int(scan_args("--remote-port"))
class Helper:
def __init__(self, parent):
self.parent = parent
self.channel = parent.client.channel(2)
self.mc = managementClient(self.channel.spec)
self.mch = self.mc.addChannel(self.channel)
self.mc.syncWaitForStable(self.mch)
def get_objects(self, type):
return self.mc.syncGetObjects(self.mch, type)
def get_object(self, type, position = 1, expected = None):
objects = self.get_objects(type)
if not expected: expected = position
self.assertEqual(len(objects), expected)
return objects[(position - 1)]
def call_method(self, object, method, args=None):
res = self.mc.syncCallMethod(self.mch, object.id, object.classKey, method, args)
self.assertEqual(res.status, 0)
self.assertEqual(res.statusText, "OK")
return res
def assertEqual(self, a, b):
self.parent.assertEqual(a, b)
class FederationTests(TestBase):
def test_bridge_create_and_close(self):
mgmt = Helper(self)
broker = mgmt.get_object("broker")
for i in range(10):
mgmt.call_method(broker, "connect", {"host":remote_host(), "port":remote_port()})
link = mgmt.get_object("link")
mgmt.call_method(link, "bridge", {"src":"amq.direct", "dest":"amq.direct", "key":"my-key"})
bridge = mgmt.get_object("bridge")
mgmt.call_method(bridge, "close")
self.assertEqual(len(mgmt.get_objects("bridge")), 0)
mgmt.call_method(link, "close")
self.assertEqual(len(mgmt.get_objects("link")), 0)
def test_pull_from_exchange(self):
channel = self.channel
mgmt = Helper(self)
broker = mgmt.get_object("broker")
mgmt.call_method(broker, "connect", {"host":remote_host(), "port":remote_port()})
link = mgmt.get_object("link")
mgmt.call_method(link, "bridge", {"src":"amq.direct", "dest":"amq.fanout", "key":"my-key"})
bridge = mgmt.get_object("bridge")
#setup queue to receive messages from local broker
channel.queue_declare(queue="fed1", exclusive=True, auto_delete=True)
channel.queue_bind(queue="fed1", exchange="amq.fanout")
self.subscribe(queue="fed1", destination="f1")
queue = self.client.queue("f1")
#send messages to remote broker and confirm it is routed to local broker
r_conn = self.connect(host=remote_host(), port=remote_port())
r_channel = r_conn.channel(1)
r_channel.session_open()
for i in range(1, 11):
r_channel.message_transfer(destination="amq.direct", content=Content(properties={'routing_key' : "my-key"}, body="Message %d" % i))
for i in range(1, 11):
msg = queue.get(timeout=5)
self.assertEqual("Message %d" % i, msg.content.body)
try:
extra = queue.get(timeout=1)
self.fail("Got unexpected message in queue: " + extra.content.body)
except Empty: None
mgmt.call_method(bridge, "close")
self.assertEqual(len(mgmt.get_objects("bridge")), 0)
mgmt.call_method(link, "close")
self.assertEqual(len(mgmt.get_objects("link")), 0)
def test_pull_from_queue(self):
channel = self.channel
#setup queue on remote broker and add some messages
r_conn = self.connect(host=remote_host(), port=remote_port())
r_channel = r_conn.channel(1)
r_channel.session_open()
r_channel.queue_declare(queue="my-bridge-queue", exclusive=True, auto_delete=True)
for i in range(1, 6):
r_channel.message_transfer(content=Content(properties={'routing_key' : "my-bridge-queue"}, body="Message %d" % i))
#setup queue to receive messages from local broker
channel.queue_declare(queue="fed1", exclusive=True, auto_delete=True)
channel.queue_bind(queue="fed1", exchange="amq.fanout")
self.subscribe(queue="fed1", destination="f1")
queue = self.client.queue("f1")
mgmt = Helper(self)
broker = mgmt.get_object("broker")
mgmt.call_method(broker, "connect", {"host":remote_host(), "port":remote_port()})
link = mgmt.get_object("link")
mgmt.call_method(link, "bridge", {"src":"my-bridge-queue", "dest":"amq.fanout", "key":"", "src_is_queue":1})
bridge = mgmt.get_object("bridge")
#add some more messages (i.e. after bridge was created)
for i in range(6, 11):
r_channel.message_transfer(content=Content(properties={'routing_key' : "my-bridge-queue"}, body="Message %d" % i))
for i in range(1, 11):
msg = queue.get(timeout=5)
self.assertEqual("Message %d" % i, msg.content.body)
try:
extra = queue.get(timeout=1)
self.fail("Got unexpected message in queue: " + extra.content.body)
except Empty: None
mgmt.call_method(bridge, "close")
self.assertEqual(len(mgmt.get_objects("bridge")), 0)
mgmt.call_method(link, "close")
self.assertEqual(len(mgmt.get_objects("link")), 0)
if __name__ == '__main__':
args = sys.argv[1:]
#need to remove the extra options from args as test runner doesn't recognise them
extract_args("--remote-port", args)
extract_args("--remote-host", args)
#add module(s) to run to testrunners args
args.append("federation")
if not testrunner.run(args): sys.exit(1)
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