/opt/stack/cinder/cinder/backup/manager.py(434)_run_backup()
-> backup_device = backup_dic.get('backup_device')
(Pdb) l
429  	        properties = utils.brick_get_connector_properties()
430  	        backup_dic = self.volume_rpcapi.get_backup_device(context,
431  	                                                          backup, volume)
432  	        try:
433  	            import pdb;pdb.set_trace()
434  ->	            backup_device = backup_dic.get('backup_device')
435  	            is_snapshot = backup_dic.get('is_snapshot')
436  	            attach_info = self._attach_device(context, backup_device,
437  	                                              properties, is_snapshot)
438  	            try:
439  	                device_path = attach_info['device']['path']
(Pdb) p backup_dic
{u'secure_enabled': False, u'is_snapshot': False, u'backup_device': {u'migration_status': None, u'provider_id': None, u'availability_zone': u'nova', u'terminated_at': None, u'updated_at': u'2016-08-02T01:41:40.000000', u'provider_geometry': None, u'replication_extended_status': None, u'replication_status': u'disabled', u'snapshot_id': None, u'ec2_id': None, u'deleted_at': None, u'id': u'221b42b0-8540-4220-8004-c2b55c114b20', u'size': 1, u'user_id': u'aaae5b52c427482290e213ba8381d0bd', u'volume_attachment': [], u'display_description': None, u'cluster_name': None, u'volume_admin_metadata': [{u'deleted': False, u'created_at': u'2016-08-02T01:39:52.000000', u'updated_at': None, u'value': u'63400a31000d844d3ac699940000005c', u'key': u'huawei_lun_wwn', u'volume_id': u'221b42b0-8540-4220-8004-c2b55c114b20', u'deleted_at': None, u'id': 32}], u'project_id': u'b54d0b554d654d5d9dbc1a13ffd2aae7', u'launched_at': u'2016-08-02T01:39:52.000000', u'scheduled_at': u'2016-08-02T01:39:47.000000', u'status': u'backing-up', u'volume_type_id': None, u'multiattach': False, u'deleted': False, u'provider_location': u'92', u'host': u'ubuntu-hxl-160@38#StoragePool001', u'consistencygroup_id': None, u'source_volid': None, u'provider_auth': None, u'previous_status': u'available', u'display_name': u'test2', u'bootable': False, u'created_at': u'2016-08-02T01:39:40.000000', u'attach_status': u'detached', u'volume_type': None, u'consistencygroup': None, u'volume_metadata': [], u'_name_id': None, u'encryption_key_id': None, u'replication_driver_data': None}}
(Pdb) p backup_dic.get('backup_device')
{u'migration_status': None, u'provider_id': None, u'availability_zone': u'nova', u'terminated_at': None, u'updated_at': u'2016-08-02T01:41:40.000000', u'provider_geometry': None, u'replication_extended_status': None, u'replication_status': u'disabled', u'snapshot_id': None, u'ec2_id': None, u'deleted_at': None, u'id': u'221b42b0-8540-4220-8004-c2b55c114b20', u'size': 1, u'user_id': u'aaae5b52c427482290e213ba8381d0bd', u'volume_attachment': [], u'display_description': None, u'cluster_name': None, u'volume_admin_metadata': [{u'deleted': False, u'created_at': u'2016-08-02T01:39:52.000000', u'updated_at': None, u'value': u'63400a31000d844d3ac699940000005c', u'key': u'huawei_lun_wwn', u'volume_id': u'221b42b0-8540-4220-8004-c2b55c114b20', u'deleted_at': None, u'id': 32}], u'project_id': u'b54d0b554d654d5d9dbc1a13ffd2aae7', u'launched_at': u'2016-08-02T01:39:52.000000', u'scheduled_at': u'2016-08-02T01:39:47.000000', u'status': u'backing-up', u'volume_type_id': None, u'multiattach': False, u'deleted': False, u'provider_location': u'92', u'host': u'ubuntu-hxl-160@38#StoragePool001', u'consistencygroup_id': None, u'source_volid': None, u'provider_auth': None, u'previous_status': u'available', u'display_name': u'test2', u'bootable': False, u'created_at': u'2016-08-02T01:39:40.000000', u'attach_status': u'detached', u'volume_type': None, u'consistencygroup': None, u'volume_metadata': [], u'_name_id': None, u'encryption_key_id': None, u'replication_driver_data': None}
(Pdb) p type(backup_dic.get('backup_device'))
<type 'dict'>
(Pdb) 
<type 'dict'>
(Pdb) l
440  	                if isinstance(device_path, six.string_types):
441  	                    if backup_dic.get('secure_enabled', False):
442  	                        with open(device_path) as device_file:
443  	                            backup_service.backup(backup, device_file)
444  	                    else:
445  	                        with utils.temporary_chown(device_path):
446  	                            with open(device_path) as device_file:
447  	                                backup_service.backup(backup, device_file)
448  	                # device_path is already file-like so no need to open it
449  	                else:
450  	                    backup_service.backup(backup, device_path)
(Pdb) n
> /opt/stack/cinder/cinder/backup/manager.py(435)_run_backup()
-> is_snapshot = backup_dic.get('is_snapshot')
(Pdb) n
> /opt/stack/cinder/cinder/backup/manager.py(436)_run_backup()
-> attach_info = self._attach_device(context, backup_device,
(Pdb) p backup_device
{u'migration_status': None, u'provider_id': None, u'availability_zone': u'nova', u'terminated_at': None, u'updated_at': u'2016-08-02T01:41:40.000000', u'provider_geometry': None, u'replication_extended_status': None, u'replication_status': u'disabled', u'snapshot_id': None, u'ec2_id': None, u'deleted_at': None, u'id': u'221b42b0-8540-4220-8004-c2b55c114b20', u'size': 1, u'user_id': u'aaae5b52c427482290e213ba8381d0bd', u'volume_attachment': [], u'display_description': None, u'cluster_name': None, u'volume_admin_metadata': [{u'deleted': False, u'created_at': u'2016-08-02T01:39:52.000000', u'updated_at': None, u'value': u'63400a31000d844d3ac699940000005c', u'key': u'huawei_lun_wwn', u'volume_id': u'221b42b0-8540-4220-8004-c2b55c114b20', u'deleted_at': None, u'id': 32}], u'project_id': u'b54d0b554d654d5d9dbc1a13ffd2aae7', u'launched_at': u'2016-08-02T01:39:52.000000', u'scheduled_at': u'2016-08-02T01:39:47.000000', u'status': u'backing-up', u'volume_type_id': None, u'multiattach': False, u'deleted': False, u'provider_location': u'92', u'host': u'ubuntu-hxl-160@38#StoragePool001', u'consistencygroup_id': None, u'source_volid': None, u'provider_auth': None, u'previous_status': u'available', u'display_name': u'test2', u'bootable': False, u'created_at': u'2016-08-02T01:39:40.000000', u'attach_status': u'detached', u'volume_type': None, u'consistencygroup': None, u'volume_metadata': [], u'_name_id': None, u'encryption_key_id': None, u'replication_driver_data': None}
(Pdb) s
> /opt/stack/cinder/cinder/backup/manager.py(437)_run_backup()
-> properties, is_snapshot)
(Pdb) 
--Call--
> /opt/stack/cinder/cinder/backup/manager.py(904)_attach_device()
-> def _attach_device(self, context, backup_device,
(Pdb) l
899  	        :param context: running context
900  	        """
901  	        backup_service = self.service.get_backup_driver(context)
902  	        return backup_service.support_force_delete
903  	
904  ->	    def _attach_device(self, context, backup_device,
905  	                       properties, is_snapshot=False):
906  	        """Attach backup device."""
907  	        if not is_snapshot:
908  	            return self._attach_volume(context, backup_device, properties)
909  	        else:
(Pdb) l
910  	            volume = self.db.volume_get(context, backup_device.volume_id)
911  	            host = volume_utils.extract_host(volume['host'], 'backend')
912  	            backend = self._get_volume_backend(host=host)
913  	            rc = self._get_driver(backend)._attach_snapshot(
914  	                context, backup_device, properties)
915  	            return rc
916  	
917  	    def _attach_volume(self, context, volume, properties):
918  	        """Attach a volume."""
919  	
920  	        try:
(Pdb) n
> /opt/stack/cinder/cinder/backup/manager.py(907)_attach_device()
-> if not is_snapshot:
(Pdb) n
> /opt/stack/cinder/cinder/backup/manager.py(908)_attach_device()
-> return self._attach_volume(context, backup_device, properties)
(Pdb) s
--Call--
> /opt/stack/cinder/cinder/backup/manager.py(917)_attach_volume()
-> def _attach_volume(self, context, volume, properties):
(Pdb) l
912  	            backend = self._get_volume_backend(host=host)
913  	            rc = self._get_driver(backend)._attach_snapshot(
914  	                context, backup_device, properties)
915  	            return rc
916  	
917  ->	    def _attach_volume(self, context, volume, properties):
918  	        """Attach a volume."""
919  	
920  	        try:
921  	            conn = self.volume_rpcapi.initialize_connection(context,
922  	                                                            volume,
(Pdb) n
> /opt/stack/cinder/cinder/backup/manager.py(920)_attach_volume()
-> try:
(Pdb) p volume
{u'migration_status': None, u'provider_id': None, u'availability_zone': u'nova', u'terminated_at': None, u'updated_at': u'2016-08-02T01:41:40.000000', u'provider_geometry': None, u'replication_extended_status': None, u'replication_status': u'disabled', u'snapshot_id': None, u'ec2_id': None, u'deleted_at': None, u'id': u'221b42b0-8540-4220-8004-c2b55c114b20', u'size': 1, u'user_id': u'aaae5b52c427482290e213ba8381d0bd', u'volume_attachment': [], u'display_description': None, u'cluster_name': None, u'volume_admin_metadata': [{u'deleted': False, u'created_at': u'2016-08-02T01:39:52.000000', u'updated_at': None, u'value': u'63400a31000d844d3ac699940000005c', u'key': u'huawei_lun_wwn', u'volume_id': u'221b42b0-8540-4220-8004-c2b55c114b20', u'deleted_at': None, u'id': 32}], u'project_id': u'b54d0b554d654d5d9dbc1a13ffd2aae7', u'launched_at': u'2016-08-02T01:39:52.000000', u'scheduled_at': u'2016-08-02T01:39:47.000000', u'status': u'backing-up', u'volume_type_id': None, u'multiattach': False, u'deleted': False, u'provider_location': u'92', u'host': u'ubuntu-hxl-160@38#StoragePool001', u'consistencygroup_id': None, u'source_volid': None, u'provider_auth': None, u'previous_status': u'available', u'display_name': u'test2', u'bootable': False, u'created_at': u'2016-08-02T01:39:40.000000', u'attach_status': u'detached', u'volume_type': None, u'consistencygroup': None, u'volume_metadata': [], u'_name_id': None, u'encryption_key_id': None, u'replication_driver_data': None}
(Pdb) n
> /opt/stack/cinder/cinder/backup/manager.py(921)_attach_volume()
-> conn = self.volume_rpcapi.initialize_connection(context,
(Pdb) s
> /opt/stack/cinder/cinder/backup/manager.py(922)_attach_volume()
-> volume,
(Pdb) 
> /opt/stack/cinder/cinder/backup/manager.py(923)_attach_volume()
-> properties)
(Pdb) 
--Call--
> /opt/stack/cinder/cinder/volume/rpcapi.py(201)initialize_connection()
-> def initialize_connection(self, ctxt, volume, connector):
(Pdb) l
196  	    def copy_volume_to_image(self, ctxt, volume, image_meta):
197  	        cctxt = self._get_cctxt(volume['host'], '2.0')
198  	        cctxt.cast(ctxt, 'copy_volume_to_image', volume_id=volume['id'],
199  	                   image_meta=image_meta)
200  	
201  ->	    def initialize_connection(self, ctxt, volume, connector):
202  	        version = self._compat_ver('2.3', '2.0')
203  	        msg_args = {'volume_id': volume.id, 'connector': connector,
204  	                    'volume': volume}
205  	
206  	        if version == '2.0':
(Pdb) n
> /opt/stack/cinder/cinder/volume/rpcapi.py(202)initialize_connection()
-> version = self._compat_ver('2.3', '2.0')
(Pdb) l
197  	        cctxt = self._get_cctxt(volume['host'], '2.0')
198  	        cctxt.cast(ctxt, 'copy_volume_to_image', volume_id=volume['id'],
199  	                   image_meta=image_meta)
200  	
201  	    def initialize_connection(self, ctxt, volume, connector):
202  ->	        version = self._compat_ver('2.3', '2.0')
203  	        msg_args = {'volume_id': volume.id, 'connector': connector,
204  	                    'volume': volume}
205  	
206  	        if version == '2.0':
207  	            del msg_args['volume']
(Pdb) n
> /opt/stack/cinder/cinder/volume/rpcapi.py(203)initialize_connection()
-> msg_args = {'volume_id': volume.id, 'connector': connector,
(Pdb) l
198  	        cctxt.cast(ctxt, 'copy_volume_to_image', volume_id=volume['id'],
199  	                   image_meta=image_meta)
200  	
201  	    def initialize_connection(self, ctxt, volume, connector):
202  	        version = self._compat_ver('2.3', '2.0')
203  ->	        msg_args = {'volume_id': volume.id, 'connector': connector,
204  	                    'volume': volume}
205  	
206  	        if version == '2.0':
207  	            del msg_args['volume']
208  	
(Pdb) p volume.id
*** AttributeError: AttributeError("'dict' object has no attribute 'id'",)
(Pdb) p volume
{u'migration_status': None, u'provider_id': None, u'availability_zone': u'nova', u'terminated_at': None, u'updated_at': u'2016-08-02T01:41:40.000000', u'provider_geometry': None, u'replication_extended_status': None, u'replication_status': u'disabled', u'snapshot_id': None, u'ec2_id': None, u'deleted_at': None, u'id': u'221b42b0-8540-4220-8004-c2b55c114b20', u'size': 1, u'user_id': u'aaae5b52c427482290e213ba8381d0bd', u'volume_attachment': [], u'display_description': None, u'cluster_name': None, u'volume_admin_metadata': [{u'deleted': False, u'created_at': u'2016-08-02T01:39:52.000000', u'updated_at': None, u'value': u'63400a31000d844d3ac699940000005c', u'key': u'huawei_lun_wwn', u'volume_id': u'221b42b0-8540-4220-8004-c2b55c114b20', u'deleted_at': None, u'id': 32}], u'project_id': u'b54d0b554d654d5d9dbc1a13ffd2aae7', u'launched_at': u'2016-08-02T01:39:52.000000', u'scheduled_at': u'2016-08-02T01:39:47.000000', u'status': u'backing-up', u'volume_type_id': None, u'multiattach': False, u'deleted': False, u'provider_location': u'92', u'host': u'ubuntu-hxl-160@38#StoragePool001', u'consistencygroup_id': None, u'source_volid': None, u'provider_auth': None, u'previous_status': u'available', u'display_name': u'test2', u'bootable': False, u'created_at': u'2016-08-02T01:39:40.000000', u'attach_status': u'detached', u'volume_type': None, u'consistencygroup': None, u'volume_metadata': [], u'_name_id': None, u'encryption_key_id': None, u'replication_driver_data': None}
(Pdb) p type(volume)
<type 'dict'>
(Pdb)