Source code for heat.engine.clients.os.manila

#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#         http://www.apache.org/licenses/LICENSE-2.0
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

from heat.common import exception as heat_exception
from heat.engine.clients import client_plugin
from heat.engine import constraints
from manilaclient import client as manila_client
from manilaclient import exceptions
from oslo_config import cfg

CLIENT_NAME = 'manila'

[docs]class ManilaClientPlugin(client_plugin.ClientPlugin): exceptions_module = exceptions service_types = [SHARE] = ['share'] def _create(self): endpoint_type = self._get_client_option(CLIENT_NAME, 'endpoint_type') args = { 'endpoint_type': endpoint_type, 'service_type': self.SHARE, 'session': self.context.keystone_session, 'connect_retries': cfg.CONF.client_retry_limit, 'region_name': self._get_region_name() } client = manila_client.Client(MANILACLIENT_VERSION, **args) return client
[docs] def is_not_found(self, ex): return isinstance(ex, exceptions.NotFound)
[docs] def is_over_limit(self, ex): return isinstance(ex, exceptions.RequestEntityTooLarge)
[docs] def is_conflict(self, ex): return isinstance(ex, exceptions.Conflict)
@staticmethod def _find_resource_by_id_or_name(id_or_name, resource_list, resource_type_name): """The method is trying to find id or name in item_list The method searches item with id_or_name in list and returns it. If there is more than one value or no values then it raises an exception :param id_or_name: resource id or name :param resource_list: list of resources :param resource_type_name: name of resource type that will be used for exceptions :raises EntityNotFound: if cannot find resource by name :raises NoUniqueMatch: if find more than one resource by ambiguous name :return: resource or generate an exception otherwise """ search_result_by_id = [res for res in resource_list if res.id == id_or_name] if search_result_by_id: return search_result_by_id[0] else: # try to find resource by name search_result_by_name = [res for res in resource_list if res.name == id_or_name] match_count = len(search_result_by_name) if match_count > 1: message = ("Ambiguous {0} name '{1}'. Found more than one " "{0} for this name in Manila." ).format(resource_type_name, id_or_name) raise exceptions.NoUniqueMatch(message) elif match_count == 1: return search_result_by_name[0] else: raise heat_exception.EntityNotFound(entity=resource_type_name, name=id_or_name)
[docs] def get_share_type(self, share_type_identity): return self._find_resource_by_id_or_name( share_type_identity, self.client().share_types.list(), "share type" )
[docs] def get_share_network(self, share_network_identity): return self._find_resource_by_id_or_name( share_network_identity, self.client().share_networks.list(), "share network" )
[docs] def get_share_snapshot(self, snapshot_identity): return self._find_resource_by_id_or_name( snapshot_identity, self.client().share_snapshots.list(), "share snapshot" )
[docs] def get_security_service(self, service_identity): return self._find_resource_by_id_or_name( service_identity, self.client().security_services.list(), 'security service' )
[docs]class ManilaShareBaseConstraint(constraints.BaseCustomConstraint): # check that exceptions module has been loaded. Without this check # doc tests on gates will fail expected_exceptions = (heat_exception.EntityNotFound, exceptions.NoUniqueMatch) resource_client_name = CLIENT_NAME
[docs]class ManilaShareNetworkConstraint(ManilaShareBaseConstraint): resource_getter_name = 'get_share_network'
[docs]class ManilaShareTypeConstraint(ManilaShareBaseConstraint): resource_getter_name = 'get_share_type'
[docs]class ManilaShareSnapshotConstraint(ManilaShareBaseConstraint): resource_getter_name = 'get_share_snapshot'
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