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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 os
import shutil
import signal
import sys
from brokertest import *
class AmqpIdleTimeoutTest(BrokerTest):
"""
Test AMQP 1.0 idle-timeout support
"""
def setUp(self):
BrokerTest.setUp(self)
if not BrokerTest.amqp_lib:
raise Skipped("AMQP 1.0 library not found")
if qm != qpid_messaging:
raise Skipped("AMQP 1.0 client not found")
self._broker = self.broker()
def test_client_timeout(self):
"""Ensure that the client disconnects should the broker stop
responding.
"""
conn = self._broker.connect(native=False, timeout=None,
protocol="amqp1.0", heartbeat=1)
self.assertTrue(conn.isOpen())
# should disconnect within 2 seconds of broker stop
deadline = time.time() + 8
os.kill(self._broker.pid, signal.SIGSTOP)
while time.time() < deadline:
if not conn.isOpen():
break;
self.assertTrue(not conn.isOpen())
os.kill(self._broker.pid, signal.SIGCONT)
def test_broker_timeout(self):
"""By default, the broker will adopt the same timeout as the client
(mimics the 0-10 timeout behavior). Verify the broker disconnects
unresponsive clients.
"""
count = len(self._broker.agent.getAllConnections())
# Create a new connection to the broker:
receiver_cmd = ["qpid-receive",
"--broker", self._broker.host_port(),
"--address=amq.fanout",
"--connection-options={protocol:amqp1.0, heartbeat:1}",
"--forever"]
receiver = self.popen(receiver_cmd, stdout=PIPE, stderr=PIPE,
expect=EXPECT_UNKNOWN)
start = time.time()
deadline = time.time() + 10
while time.time() < deadline:
if count < len(self._broker.agent.getAllConnections()):
break;
self.assertTrue(count < len(self._broker.agent.getAllConnections()))
# now 'hang' the client, the broker should disconnect
start = time.time()
os.kill(receiver.pid, signal.SIGSTOP)
deadline = time.time() + 10
while time.time() < deadline:
if count == len(self._broker.agent.getAllConnections()):
break;
self.assertEqual(count, len(self._broker.agent.getAllConnections()))
os.kill(receiver.pid, signal.SIGCONT)
receiver.teardown()
if __name__ == "__main__":
shutil.rmtree("brokertest.tmp", True)
os.execvp("qpid-python-test",
["qpid-python-test", "-m", "idle_timeout_tests"] + sys.argv[1:])
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