247 lines
12 KiB
Python
247 lines
12 KiB
Python
# Copyright (c) 2015 Hitachi, Ltd.
|
|
#
|
|
# 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 oslo_utils import strutils
|
|
from oslo_utils import uuidutils
|
|
from oslo_versionedobjects import base as object_base
|
|
|
|
from ironic.common import exception
|
|
from ironic.db import api as db_api
|
|
from ironic.objects import base
|
|
from ironic.objects import fields as object_fields
|
|
|
|
|
|
@base.IronicObjectRegistry.register
|
|
class VolumeConnector(base.IronicObject,
|
|
object_base.VersionedObjectDictCompat):
|
|
# Version 1.0: Initial version
|
|
VERSION = '1.0'
|
|
|
|
dbapi = db_api.get_instance()
|
|
|
|
fields = {
|
|
'id': object_fields.IntegerField(),
|
|
'uuid': object_fields.UUIDField(nullable=True),
|
|
'node_id': object_fields.IntegerField(nullable=True),
|
|
'type': object_fields.StringField(nullable=True),
|
|
'connector_id': object_fields.StringField(nullable=True),
|
|
'extra': object_fields.FlexibleDictField(nullable=True),
|
|
}
|
|
|
|
@staticmethod
|
|
def _from_db_object_list(db_objects, cls, context):
|
|
"""Convert a list of database entities to a list of formal objects."""
|
|
return [VolumeConnector._from_db_object(cls(context), obj)
|
|
for obj in db_objects]
|
|
|
|
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
|
|
# methods can be used in the future to replace current explicit RPC calls.
|
|
# Implications of calling new remote procedures should be thought through.
|
|
# @object_base.remotable_classmethod
|
|
@classmethod
|
|
def get(cls, context, ident):
|
|
"""Find a volume connector based on its ID or UUID.
|
|
|
|
:param context: security context
|
|
:param ident: the database primary key ID *or* the UUID of a volume
|
|
connector
|
|
:returns: a :class:`VolumeConnector` object
|
|
:raises: InvalidIdentity if ident is neither an integer ID nor a UUID
|
|
:raises: VolumeConnectorNotFound if no volume connector exists with
|
|
the specified ident
|
|
"""
|
|
if strutils.is_int_like(ident):
|
|
return cls.get_by_id(context, ident)
|
|
elif uuidutils.is_uuid_like(ident):
|
|
return cls.get_by_uuid(context, ident)
|
|
else:
|
|
raise exception.InvalidIdentity(identity=ident)
|
|
|
|
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
|
|
# methods can be used in the future to replace current explicit RPC calls.
|
|
# Implications of calling new remote procedures should be thought through.
|
|
# @object_base.remotable_classmethod
|
|
@classmethod
|
|
def get_by_id(cls, context, id):
|
|
"""Find a volume connector based on its integer ID.
|
|
|
|
:param context: security context
|
|
:param id: the integer (database primary key) ID of a volume connector
|
|
:returns: a :class:`VolumeConnector` object
|
|
:raises: VolumeConnectorNotFound if no volume connector exists with
|
|
the specified ID
|
|
"""
|
|
db_connector = cls.dbapi.get_volume_connector_by_id(id)
|
|
connector = VolumeConnector._from_db_object(cls(context), db_connector)
|
|
return connector
|
|
|
|
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
|
|
# methods can be used in the future to replace current explicit RPC calls.
|
|
# Implications of calling new remote procedures should be thought through.
|
|
# @object_base.remotable_classmethod
|
|
@classmethod
|
|
def get_by_uuid(cls, context, uuid):
|
|
"""Find a volume connector based on its UUID.
|
|
|
|
:param context: security context
|
|
:param uuid: the UUID of a volume connector
|
|
:returns: a :class:`VolumeConnector` object
|
|
:raises: VolumeConnectorNotFound if no volume connector exists with
|
|
the specified UUID
|
|
"""
|
|
db_connector = cls.dbapi.get_volume_connector_by_uuid(uuid)
|
|
connector = VolumeConnector._from_db_object(cls(context), db_connector)
|
|
return connector
|
|
|
|
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
|
|
# methods can be used in the future to replace current explicit RPC calls.
|
|
# Implications of calling new remote procedures should be thought through.
|
|
# @object_base.remotable_classmethod
|
|
@classmethod
|
|
def list(cls, context, limit=None, marker=None,
|
|
sort_key=None, sort_dir=None):
|
|
"""Return a list of VolumeConnector objects.
|
|
|
|
:param context: security context
|
|
:param limit: maximum number of resources to return in a single result
|
|
:param marker: pagination marker for large data sets
|
|
:param sort_key: column to sort results by
|
|
:param sort_dir: direction to sort. "asc" or "desc".
|
|
:returns: a list of :class:`VolumeConnector` objects
|
|
:raises: InvalidParameterValue if sort_key does not exist
|
|
"""
|
|
db_connectors = cls.dbapi.get_volume_connector_list(limit=limit,
|
|
marker=marker,
|
|
sort_key=sort_key,
|
|
sort_dir=sort_dir)
|
|
return VolumeConnector._from_db_object_list(db_connectors,
|
|
cls, context)
|
|
|
|
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
|
|
# methods can be used in the future to replace current explicit RPC calls.
|
|
# Implications of calling new remote procedures should be thought through.
|
|
# @object_base.remotable_classmethod
|
|
@classmethod
|
|
def list_by_node_id(cls, context, node_id, limit=None, marker=None,
|
|
sort_key=None, sort_dir=None):
|
|
"""Return a list of VolumeConnector objects related to a given node ID.
|
|
|
|
:param context: security context
|
|
:param node_id: the integer ID of the node
|
|
:param limit: maximum number of resources to return in a single result
|
|
:param marker: pagination marker for large data sets
|
|
:param sort_key: column to sort results by
|
|
:param sort_dir: direction to sort. "asc" or "desc".
|
|
:returns: a list of :class:`VolumeConnector` objects
|
|
:raises: InvalidParameterValue if sort_key does not exist
|
|
"""
|
|
db_connectors = cls.dbapi.get_volume_connectors_by_node_id(
|
|
node_id,
|
|
limit=limit,
|
|
marker=marker,
|
|
sort_key=sort_key,
|
|
sort_dir=sort_dir)
|
|
return VolumeConnector._from_db_object_list(db_connectors,
|
|
cls, context)
|
|
|
|
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
|
|
# methods can be used in the future to replace current explicit RPC calls.
|
|
# Implications of calling new remote procedures should be thought through.
|
|
# @object_base.remotable
|
|
def create(self, context=None):
|
|
"""Create a VolumeConnector record in the DB.
|
|
|
|
:param context: security context. NOTE: This should only
|
|
be used internally by the indirection_api.
|
|
Unfortunately, RPC requires context as the first
|
|
argument, even though we don't use it.
|
|
A context should be set when instantiating the
|
|
object, e.g.: VolumeConnector(context).
|
|
:raises: VolumeConnectorTypeAndIdAlreadyExists if a volume
|
|
connector already exists with the same type and connector_id
|
|
:raises: VolumeConnectorAlreadyExists if a volume connector with the
|
|
same UUID already exists
|
|
"""
|
|
values = self.obj_get_changes()
|
|
db_connector = self.dbapi.create_volume_connector(values)
|
|
self._from_db_object(self, db_connector)
|
|
|
|
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
|
|
# methods can be used in the future to replace current explicit RPC calls.
|
|
# Implications of calling new remote procedures should be thought through.
|
|
# @object_base.remotable
|
|
def destroy(self, context=None):
|
|
"""Delete the VolumeConnector from the DB.
|
|
|
|
:param context: security context. NOTE: This should only
|
|
be used internally by the indirection_api.
|
|
Unfortunately, RPC requires context as the first
|
|
argument, even though we don't use it.
|
|
A context should be set when instantiating the
|
|
object, e.g.: VolumeConnector(context).
|
|
:raises: VolumeConnectorNotFound if the volume connector cannot be
|
|
found
|
|
"""
|
|
self.dbapi.destroy_volume_connector(self.uuid)
|
|
self.obj_reset_changes()
|
|
|
|
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
|
|
# methods can be used in the future to replace current explicit RPC calls.
|
|
# Implications of calling new remote procedures should be thought through.
|
|
# @object_base.remotable
|
|
def save(self, context=None):
|
|
"""Save updates to this VolumeConnector.
|
|
|
|
Updates will be made column by column based on the result
|
|
of self.obj_get_changes().
|
|
|
|
:param context: security context. NOTE: This should only
|
|
be used internally by the indirection_api.
|
|
Unfortunately, RPC requires context as the first
|
|
argument, even though we don't use it.
|
|
A context should be set when instantiating the
|
|
object, e.g.: VolumeConnector(context).
|
|
:raises: VolumeConnectorNotFound if the volume connector cannot be
|
|
found
|
|
:raises: VolumeConnectorTypeAndIdAlreadyExists if another connector
|
|
already exists with the same values for type and connector_id
|
|
fields
|
|
:raises: InvalidParameterValue when the UUID is being changed
|
|
"""
|
|
updates = self.obj_get_changes()
|
|
updated_connector = self.dbapi.update_volume_connector(self.uuid,
|
|
updates)
|
|
self._from_db_object(self, updated_connector)
|
|
|
|
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
|
|
# methods can be used in the future to replace current explicit RPC calls.
|
|
# Implications of calling new remote procedures should be thought through.
|
|
# @object_base.remotable
|
|
def refresh(self, context=None):
|
|
"""Load updates for this VolumeConnector.
|
|
|
|
Load a volume connector with the same UUID from the database
|
|
and check for updated attributes. If there are any updates,
|
|
they are applied from the loaded volume connector, column by column.
|
|
|
|
:param context: security context. NOTE: This should only
|
|
be used internally by the indirection_api.
|
|
Unfortunately, RPC requires context as the first
|
|
argument, even though we don't use it.
|
|
A context should be set when instantiating the
|
|
object, e.g.: VolumeConnector(context).
|
|
"""
|
|
current = self.__class__.get_by_uuid(self._context, uuid=self.uuid)
|
|
self.obj_refresh(current)
|