Comment 0 for bug 1453191

Generic driver creates ports in Neutron for each share server but does not delete it with deletion of share servers. It leads to orphanage of ports and fixed ip leak.

Here is error from manila-share service:

http://paste.openstack.org/show/217201/

2015-05-08 18:51:52.46 ERROR manila.network.neutron.api [req-9677492e-ea8d-49f5-ad2f-194178c44b81 ca779e1e8d3f46308b5d2341c7ae3e27 3e255d4c73c34d2bb1a2797cd3e8a4e1] Neutron error creating port on network 31baf6a4-aa9b-442f-9034-8948feacad40
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api Traceback (most recent call last):
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api File "/opt/stack/manila/manila/network/neutron/api.py", line 164, in create_port
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api port = self.client.create_port(port_req_body).get('port', {})
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api File "/usr/local/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 99, in with_params
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api ret = self.function(instance, *args, **kwargs)
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api File "/usr/local/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 507, in create_port
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api return self.post(self.ports_path, body=body)
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api File "/usr/local/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 295, in post
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api headers=headers, params=params)
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api File "/usr/local/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 208, in do_request
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api self._handle_fault_response(status_code, replybody)
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api File "/usr/local/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 182, in _handle_fault_response
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api exception_handler_v20(status_code, des_error_body)
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api File "/usr/local/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 67, in exception_handler_v20
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api status_code=status_code)
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api IpAddressGenerationFailureClient: No more IP addresses available on network 31baf6a4-aa9b-442f-9034-8948feacad40.
2015-05-08 18:51:52.46 TRACE manila.network.neutron.api
2015-05-08 18:51:52.66 DEBUG oslo_concurrency.lockutils [req-9677492e-ea8d-49f5-ad2f-194178c44b81 ca779e1e8d3f46308b5d2341c7ae3e27 3e255d4c73c34d2bb1a2797cd3e8a4e1] Releasing file lock "/tmp/custom_manila_lock_path/manila-service_instance_setup_and_teardown_network_for_instance" after holding it for 0.273s from (pid=6863) release /usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py:227
2015-05-08 18:51:52.66 DEBUG oslo_concurrency.lockutils [req-9677492e-ea8d-49f5-ad2f-194178c44b81 ca779e1e8d3f46308b5d2341c7ae3e27 3e255d4c73c34d2bb1a2797cd3e8a4e1] Lock "service_instance_setup_and_teardown_network_for_instance" released by "setup_network" :: held 0.273s from (pid=6863) inner /usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py:456
2015-05-08 18:51:52.67 WARNING manila.share.manager [req-9677492e-ea8d-49f5-ad2f-194178c44b81 ca779e1e8d3f46308b5d2341c7ae3e27 3e255d4c73c34d2bb1a2797cd3e8a4e1] Server Information in exception can not be written to db : Invalid server_details 'None'
2015-05-08 18:51:52.127 DEBUG oslo_concurrency.lockutils [req-9677492e-ea8d-49f5-ad2f-194178c44b81 ca779e1e8d3f46308b5d2341c7ae3e27 3e255d4c73c34d2bb1a2797cd3e8a4e1] Lock "share_manager_93042963-2a58-4106-b391-d2b96eb01579" released by "_provide_share_server_for_share" :: held 1.281s from (pid=6863) inner /usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py:456
2015-05-08 18:51:52.128 ERROR manila.share.manager [req-9677492e-ea8d-49f5-ad2f-194178c44b81 ca779e1e8d3f46308b5d2341c7ae3e27 3e255d4c73c34d2bb1a2797cd3e8a4e1] Failed to get share server for share creation.
2015-05-08 18:51:52.176 ERROR oslo_messaging.rpc.dispatcher [req-9677492e-ea8d-49f5-ad2f-194178c44b81 ca779e1e8d3f46308b5d2341c7ae3e27 3e255d4c73c34d2bb1a2797cd3e8a4e1] Exception during message handling: Maximum number of ports exceeded.
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher Traceback (most recent call last):
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 142, in _dispatch_and_reply
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher executor_callback))
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 186, in _dispatch
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher executor_callback)
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 130, in _do_dispatch
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher result = func(ctxt, **new_args)
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/opt/stack/manila/manila/share/manager.py", line 308, in create_share
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher {'status': 'error'})
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 85, in __exit__
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher six.reraise(self.type_, self.value, self.tb)
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/opt/stack/manila/manila/share/manager.py", line 302, in create_share
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher context, share_network_id, share_id)
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/opt/stack/manila/manila/share/manager.py", line 253, in _provide_share_server_for_share
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher return _provide_share_server_for_share()
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py", line 445, in inner
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher return f(*args, **kwargs)
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/opt/stack/manila/manila/share/manager.py", line 245, in _provide_share_server_for_share
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher share_server = self._setup_server(context, share_server)
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/opt/stack/manila/manila/share/manager.py", line 741, in _setup_server
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher self.driver.deallocate_network(context, share_server['id'])
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 85, in __exit__
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher six.reraise(self.type_, self.value, self.tb)
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/opt/stack/manila/manila/share/manager.py", line 692, in _setup_server
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher network_info, metadata=metadata)
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/opt/stack/manila/manila/share/driver.py", line 332, in setup_server
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher return self._setup_server(*args, **kwargs)
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/opt/stack/manila/manila/share/drivers/generic.py", line 631, in _setup_server
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher self.admin_context, network_info)
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/opt/stack/manila/manila/share/drivers/service_instance.py", line 386, in set_up_service_instance
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher context, instance_name, network_info)
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/opt/stack/manila/manila/share/drivers/service_instance.py", line 477, in _create_service_instance
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher network_data = self.network_helper.setup_network(network_info)
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py", line 445, in inner
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher return f(*args, **kwargs)
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/opt/stack/manila/manila/share/drivers/service_instance.py", line 728, in setup_network
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher device_owner='manila')
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher File "/opt/stack/manila/manila/network/neutron/api.py", line 170, in create_port
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher raise exception.PortLimitExceeded()
2015-05-08 18:51:52.176 TRACE oslo_messaging.rpc.dispatcher PortLimitExceeded: Maximum number of ports exceeded.