def handle(self):
input = self.request.input
with closing(self.odb.session()) as session:
# Let's see if we already have a channel of that name before committing
# any stuff into the database.
existing_one = session.query(ChannelWMQ.id).\
filter(ConnDefWMQ.cluster_id==input.cluster_id).\
filter(ChannelWMQ.def_id==ConnDefWMQ.id).\
filter(ChannelWMQ.name==input.name).\
first()
if existing_one:
raise Exception(
'A IBM MQ channel `{}` already exists on this cluster'.
format(input.name))
# Is the service's name correct?
service = session.query(ModelService).\
filter(Cluster.id==input.cluster_id).\
filter(ModelService.cluster_id==Cluster.id).\
filter(ModelService.name==input.service).first()
if not service:
msg = 'Service `{}` does not exist on this cluster'.format(
input.service)
self.logger.error(msg)
raise Exception(msg)
try:
item = ChannelWMQ()
item.name = input.name
item.is_active = input.is_active
item.queue = input.queue
item.def_id = input.def_id
item.service = service
item.data_format = input.data_format
session.add(item)
session.commit()
input.id = item.id
input.service_name = service.name
input.action = BROKER_MSG_CHANNEL.WMQ_CREATE.value
self.broker_client.publish(input)
self.response.payload.id = item.id
self.response.payload.name = item.name
except Exception:
self.logger.error(
'Could not create an IBM MQ MQ channel, e:`%s`',
format_exc())
session.rollback()
raise
def handle(self):
input = self.request.input
with closing(self.odb.session()) as session:
# Let's see if we already have a channel of that name before committing
# any stuff into the database.
existing_one = session.query(ChannelWMQ.id).\
filter(ConnDefWMQ.cluster_id==input.cluster_id).\
filter(ChannelWMQ.def_id==ConnDefWMQ.id).\
filter(ChannelWMQ.name==input.name).\
first()
if existing_one:
raise Exception(
'A WebSphere MQ channel [{0}] already exists on this cluster'
.format(input.name))
# Is the service's name correct?
service = session.query(Service).\
filter(Cluster.id==input.cluster_id).\
filter(Service.cluster_id==Cluster.id).\
filter(Service.name==input.service).first()
if not service:
msg = 'Service [{0}] does not exist on this cluster'.format(
input.service)
self.logger.error(msg)
raise Exception(msg)
try:
item = ChannelWMQ()
item.name = input.name
item.is_active = input.is_active
item.queue = input.queue
item.def_id = input.def_id
item.service = service
item.data_format = input.data_format
session.add(item)
session.commit()
if item.is_active:
start_connector(self.server.repo_location, item.id,
item.def_id)
self.response.payload.id = item.id
self.response.payload.name = item.name
except Exception, e:
msg = 'Could not create a WebSphere MQ channel, e:[{e}]'.format(
e=format_exc(e))
self.logger.error(msg)
session.rollback()
raise
