def handle(self):
input = self.request.input
with closing(self.odb.session()) as session:
# Let's see if we already have an account of that name before committing
# any stuff into the database.
existing_one = session.query(ChannelAMQP.id).\
filter(ConnDefAMQP.cluster_id==input.cluster_id).\
filter(ChannelAMQP.def_id==ConnDefAMQP.id).\
filter(ChannelAMQP.name==input.name).\
filter(ChannelAMQP.id!=input.id).\
first()
if existing_one:
raise Exception(
'An AMQP 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)
raise Exception(msg)
try:
item = session.query(ChannelAMQP).filter_by(id=input.id).one()
item.name = input.name
item.is_active = input.is_active
item.queue = input.queue
item.consumer_tag_prefix = input.consumer_tag_prefix
item.def_id = input.def_id
item.service = service
item.data_format = input.data_format
session.add(item)
session.commit()
self.delete_channel(item)
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 update the AMQP definition, e:[{e}]'.format(
e=format_exc(e))
self.logger.error(msg)
session.rollback()
raise
def handle(self):
input = self.request.input
with closing(self.odb.session()) as session:
# Let's see if we already have an account of that name before committing
# any stuff into the database.
existing_one = session.query(ChannelAMQP.id).\
filter(ConnDefAMQP.cluster_id==input.cluster_id).\
filter(ChannelAMQP.def_id==ConnDefAMQP.id).\
filter(ChannelAMQP.name==input.name).\
filter(ChannelAMQP.id!=input.id).\
first()
if existing_one:
raise Exception('An AMQP 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.name==input.service).\
first()
if not service:
msg = 'Service [{0}] does not exist on this cluster'.format(input.service)
raise Exception(msg)
try:
item = session.query(ChannelAMQP).filter_by(id=input.id).one()
old_name = item.name
item.name = input.name
item.is_active = input.is_active
item.queue = input.queue
item.consumer_tag_prefix = input.consumer_tag_prefix
item.def_id = input.def_id
item.service = service
item.data_format = input.data_format
session.add(item)
session.commit()
self.delete_channel(item)
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 update the AMQP definition, e:[{e}]'.format(e=format_exc(e))
self.logger.error(msg)
session.rollback()
raise
def handle(self, *args, **kwargs):
with closing(self.server.odb.session()) as session:
payload = kwargs.get('payload')
params = ['cluster_id', 'name', 'is_active', 'def_id', 'queue',
'consumer_tag_prefix', 'service']
params = _get_params(payload, params, 'data.')
name = params['name']
cluster_id = params['cluster_id']
service_name = params['service']
params['def_id'] = int(params['def_id'])
# Let's see if we already have a channel of that name before committing
# any stuff into the database.
existing_one = session.query(ChannelAMQP.id).\
filter(ConnDefAMQP.cluster_id==cluster_id).\
filter(ChannelAMQP.def_id==ConnDefAMQP.id).\
filter(ChannelAMQP.name==name).\
first()
if existing_one:
raise Exception('An AMQP channel [{0}] already exists on this cluster'.format(name))
# Is the service's name correct?
service = session.query(Service).\
filter(Cluster.id==cluster_id).\
filter(Service.name==service_name).first()
if not service:
msg = 'Service [{0}] does not exist on this cluster'.format(service_name)
raise Exception(msg)
created_elem = Element('channel_amqp')
try:
params['is_active'] = is_boolean(params['is_active'])
item = ChannelAMQP()
item.name = params['name']
item.is_active = params['is_active']
item.queue = params['queue']
item.consumer_tag_prefix = params['consumer_tag_prefix']
item.def_id = params['def_id']
item.service = service
session.add(item)
session.commit()
created_elem.id = item.id
start_connector(self.server.repo_location, item.id, item.def_id)
return ZATO_OK, etree.tostring(created_elem)
except Exception, e:
msg = 'Could not create an AMQP channel, e=[{e}]'.format(e=format_exc(e))
self.logger.error(msg)
session.rollback()
raise
