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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, signal, sys, time
from threading import Thread
from brokertest import *
from qpid import datatypes, messaging
from qpid.harness import Skipped
class ClusterTests(BrokerTest):
"""Cluster tests with support for testing with a store plugin."""
def test_message_replication(self):
"""Test basic cluster message replication."""
# Start a cluster, send some messages to member 0.
cluster = self.cluster(2)
s0 = cluster[0].connect().session()
s0.sender("q {create:always}").send(messaging.Message("x"))
s0.sender("q {create:always}").send(messaging.Message("y"))
s0.connection.close()
# Verify messages available on member 1.
s1 = cluster[1].connect().session()
m = s1.receiver("q", capacity=1).fetch(timeout=1)
s1.acknowledge()
self.assertEqual("x", m.content)
s1.connection.close()
# Start member 2 and verify messages available.
s2 = cluster.start().connect().session()
m = s2.receiver("q", capacity=1).fetch(timeout=1)
s1.acknowledge()
self.assertEqual("y", m.content)
s2.connection.close()
def test_failover(self):
"""Test fail-over during continuous send-receive"""
# FIXME aconway 2009-11-09: this test is failing, showing lost messages.
# Enable when fixed
return # FIXME should be raise Skipped or negative test?
# Original cluster will all be killed so expect exit with failure
cluster = self.cluster(3, expect=EXPECT_EXIT_FAIL)
# Start sender and receiver threads
cluster[0].declare_queue("test-queue")
self.receiver = Receiver(cluster[1])
self.receiver.start()
self.sender = Sender(cluster[2])
self.sender.start()
# Kill original brokers, start new ones.
for i in range(3):
cluster[i].kill()
cluster.start()
time.sleep(1)
self.sender.stop()
self.receiver.stop(self.sender.sent)
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