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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 errno, os, time
from brokertest import *
from qpid import compat, session
from qpid.util import connect
from qpid.connection import Connection
from qpid.datatypes import Message, uuid4
from qpid.queue import Empty
class StoreTests(BrokerTest):
XA_RBROLLBACK = 1
XA_RBTIMEOUT = 2
XA_OK = 0
tx_counter = 0
def configure(self, config):
self.config = config
self.defines = self.config.defines
BrokerTest.configure(self, config)
def setup_connection(self):
socket = connect(self._broker.host(), self._broker.port())
return Connection(sock=socket)
def setup_session(self):
self.conn.start()
return self.conn.session(str(uuid4()))
def start_session(self):
self.conn = self.setup_connection()
self.ssn = self.setup_session()
def setUp(self):
BrokerTest.setUp(self)
self._broker = self.broker()
self.start_session()
def cycle_broker(self):
# tearDown resets working dir; change it back after.
d = os.getcwd()
BrokerTest.tearDown(self)
os.chdir(d)
self._broker = None
self._broker = self.broker()
self.conn = self.setup_connection()
self.ssn = self.setup_session()
def xid(self, txid):
StoreTests.tx_counter += 1
branchqual = "v%s" % StoreTests.tx_counter
return self.ssn.xid(format=0, global_id=txid, branch_id=branchqual)
def testDurableExchange(self):
try:
self.ssn.exchange_delete(exchange="DE1")
except:
# restart the session busted from the exception
self.start_session()
self.ssn.exchange_declare(exchange="DE1", type="direct", durable=True)
response = self.ssn.exchange_query(name="DE1")
self.assert_(response.durable)
self.assert_(not response.not_found)
# Cycle the broker and make sure the exchange recovers
self.cycle_broker()
response = self.ssn.exchange_query(name="DE1")
self.assert_(response.durable)
self.assert_(not response.not_found)
self.ssn.exchange_delete(exchange="DE1")
def testDurableQueues(self):
try:
self.ssn.queue_delete(queue="DQ1")
except:
self.start_session()
self.ssn.queue_declare(queue="DQ1", durable=True)
response = self.ssn.queue_query(queue="DQ1")
self.assertEqual("DQ1", response.queue)
self.assert_(response.durable)
# Cycle the broker and make sure the queue recovers
self.cycle_broker()
response = self.ssn.queue_query(queue="DQ1")
self.assertEqual("DQ1", response.queue)
self.assert_(response.durable)
self.ssn.queue_delete(queue="DQ1")
def testDurableBindings(self):
try:
self.ssn.exchange_unbind(queue="DB_Q1", exchange="DB_E1", binding_key="K1")
except:
self.start_session()
try:
self.ssn.exchange_delete(exchange="DB_E1")
except:
self.start_session()
try:
self.ssn.queue_delete(queue="DB_Q1")
except:
self.start_session()
self.ssn.queue_declare(queue="DB_Q1", durable=True)
self.ssn.exchange_declare(exchange="DB_E1", type="direct", durable=True)
self.ssn.exchange_bind(exchange="DB_E1", queue="DB_Q1", binding_key="K1")
# Cycle the broker and make sure the binding recovers
self.cycle_broker()
response = self.ssn.exchange_bound(exchange="DB_E1", queue="DB_Q1", binding_key="K1")
self.assert_(not response.exchange_not_found)
self.assert_(not response.queue_not_found)
self.assert_(not response.queue_not_matched)
self.assert_(not response.key_not_matched)
self.ssn.exchange_unbind(queue="DB_Q1", exchange="DB_E1", binding_key="K1")
self.ssn.exchange_delete(exchange="DB_E1")
self.ssn.queue_delete(queue="DB_Q1")
def testDtxRecoverPrepared(self):
try:
self.ssn.exchange_unbind(queue="Dtx_Q", exchange="Dtx_E", binding_key="Dtx")
except:
self.start_session()
try:
self.ssn.exchange_delete(exchange="Dtx_E")
except:
self.start_session()
try:
self.ssn.queue_delete(queue="Dtx_Q")
except:
self.start_session()
self.ssn.queue_declare(queue="Dtx_Q", auto_delete=False, durable=True)
self.ssn.exchange_declare(exchange="Dtx_E", type="direct", durable=True)
self.ssn.exchange_bind(exchange="Dtx_E", queue="Dtx_Q", binding_key="Dtx")
txid = self.xid("DtxRecoverPrepared")
self.ssn.dtx_select()
self.ssn.dtx_start(xid=txid)
# 2 = delivery_mode.persistent
dp = self.ssn.delivery_properties(routing_key="Dtx_Q", delivery_mode=2)
self.ssn.message_transfer(message=Message(dp, "transactional message"))
self.ssn.dtx_end(xid=txid)
self.assertEqual(self.XA_OK, self.ssn.dtx_prepare(xid=txid).status)
# Cycle the broker and make sure the xid is there, the message is not
# queued.
self.cycle_broker()
# The txid should be recovered and in doubt
xids = self.ssn.dtx_recover().in_doubt
xid_matched = False
for x in xids:
self.assertEqual(txid.format, x.format)
self.assertEqual(txid.global_id, x.global_id)
self.assertEqual(txid.branch_id, x.branch_id)
xid_matched = True
self.assert_(xid_matched)
self.ssn.message_subscribe(destination="dtx_msgs", queue="Dtx_Q", accept_mode=1, acquire_mode=0)
self.ssn.message_flow(unit = 1, value = 0xFFFFFFFFL, destination = "dtx_msgs")
self.ssn.message_flow(unit = 0, value = 10, destination = "dtx_msgs")
message_arrivals = self.ssn.incoming("dtx_msgs")
try:
message_arrivals.get(timeout=1)
assert False, 'Message present in queue before commit'
except Empty: pass
self.ssn.dtx_select()
self.assertEqual(self.XA_OK, self.ssn.dtx_commit(xid=txid, one_phase=False).status)
try:
msg = message_arrivals.get(timeout=1)
self.assertEqual("transactional message", msg.body)
except Empty:
assert False, 'Message should be present after dtx commit but is not'
self.ssn.exchange_unbind(queue="Dtx_Q", exchange="Dtx_E", binding_key="Dtx")
self.ssn.exchange_delete(exchange="Dtx_E")
self.ssn.queue_delete(queue="Dtx_Q")
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