def get_qpid():
global qpid_session
if qpid_session is None:
conn = qm.Connection(host=host,
port=port,
username=user,
password=user)
conn.open()
qpid_session = conn.session()
return qpid_session
def init(self):
self.connection = messaging.Connection(self.broker)
try:
self.connection.open()
self.session = self.connection.session()
self.sender = self.session.sender(self.address)
except messaging.MessagingError:
print traceback.format_exc()
return False
return True
def __init__(self, broker):
self.closed = False
self.connection = messaging.Connection(broker)
self.connection.reconnect = True
logger.info("[Bus] Connecting to broker %s", broker)
try:
self.connection.open()
logger.info("[Bus] Connected to broker %s", broker)
self.session = self.connection.session()
except messaging.MessagingError, m:
raise BusException(m)
def start(self, queue, daemon=False):
self.connection = messaging.Connection(self.broker)
try:
self.connection.open()
self.session = self.connection.session()
self.receiver = self.session.receiver(self.address)
except messaging.MessagingError:
print traceback.format_exc()
return
thread = Thread(target=self.message_receiver, args=(queue, ))
thread.setDaemon(daemon)
thread.start()
def reply(broker, address, message):
connection = messaging.Connection(broker)
try:
connection.open()
session = connection.session()
sender = session.sender(address)
sender.send(message)
session.acknowledge()
except messaging.MessagingError:
print traceback.format_exc()
return False
finally:
connection.close()
return True
def connect(self):
delay = 1
max_delay = 60
while True:
try:
connection = qm.Connection(self.url, reconnect=False, username=self.username, password=self.password)
connection.open()
session = connection.session()
self.sender = session.sender('%s; {create: always, node: {type: queue, durable: true}}' % self.queue)
log.info('Shovel connected to QPID')
return
except qm.ConnectError:
log.error('Shovel QPID connection error. Sleep %d seconds', delay)
time.sleep(delay)
delay = min(max_delay, delay*2)
def __init__(self,
url,
queue,
headers,
allowed,
username='******',
password='******'):
super(QpidPublisher, self).__init__(allowed)
self.connection = qm.Connection(url,
reconnect=True,
username=username,
password=password)
self.queue = queue
self.session = None
self.sender = None
self.headers = headers
self.connect()
def init(self):
self.connection = messaging.Connection(self.broker)
try:
self.connection.open()
self.session = self.connection.session()
self.sender = self.session.sender(self.address)
except messaging.MessagingError:
print traceback.format_exc()
return False
thread = Thread(target=self.ret_msg_processor)
thread.daemon = True
thread.start()
message_receiver = _MessageReceiver(self.broker, self.address_self)
message_receiver.start(self.ret_msg_queue, daemon=True)
return True
