222 lines
9.2 KiB
Python
222 lines
9.2 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo_versionedobjects import fields
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from magnum.common import exception
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from magnum.common import utils
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from magnum.db import api as dbapi
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from magnum.objects import base
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from magnum.objects import fields as m_fields
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@base.MagnumObjectRegistry.register
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class BayModel(base.MagnumPersistentObject, base.MagnumObject,
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base.MagnumObjectDictCompat):
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# Version 1.0: Initial version
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# Version 1.1: Add 'registry_enabled' field
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# Version 1.2: Added 'network_driver' field
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# Version 1.3: Added 'labels' attribute
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# Version 1.4: Added 'insecure' attribute
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# Version 1.5: Changed type of 'coe' from StringField to BayTypeField
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# Version 1.6: Change 'insecure' to 'tls_disabled'
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# Version 1.7: Added 'public' field
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# Version 1.8: Added 'server_type' field
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# Version 1.9: Added 'volume_driver' field
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# Version 1.10: Removed 'ssh_authorized_key' field
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VERSION = '1.10'
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dbapi = dbapi.get_instance()
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fields = {
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'id': fields.IntegerField(),
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'uuid': fields.StringField(nullable=True),
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'project_id': fields.StringField(nullable=True),
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'user_id': fields.StringField(nullable=True),
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'name': fields.StringField(nullable=True),
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'image_id': fields.StringField(nullable=True),
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'flavor_id': fields.StringField(nullable=True),
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'master_flavor_id': fields.StringField(nullable=True),
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'keypair_id': fields.StringField(nullable=True),
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'dns_nameserver': fields.StringField(nullable=True),
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'external_network_id': fields.StringField(nullable=True),
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'fixed_network': fields.StringField(nullable=True),
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'network_driver': fields.StringField(nullable=True),
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'volume_driver': fields.StringField(nullable=True),
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'apiserver_port': fields.IntegerField(nullable=True),
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'docker_volume_size': fields.IntegerField(nullable=True),
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'cluster_distro': fields.StringField(nullable=True),
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'coe': m_fields.BayTypeField(nullable=True),
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'http_proxy': fields.StringField(nullable=True),
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'https_proxy': fields.StringField(nullable=True),
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'no_proxy': fields.StringField(nullable=True),
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'registry_enabled': fields.BooleanField(default=False),
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'labels': fields.DictOfStringsField(nullable=True),
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'tls_disabled': fields.BooleanField(default=False),
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'public': fields.BooleanField(default=False),
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'server_type': fields.StringField(nullable=True),
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}
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@staticmethod
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def _from_db_object(baymodel, db_baymodel):
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"""Converts a database entity to a formal object."""
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for field in baymodel.fields:
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baymodel[field] = db_baymodel[field]
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baymodel.obj_reset_changes()
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return baymodel
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@staticmethod
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def _from_db_object_list(db_objects, cls, context):
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"""Converts a list of database entities to a list of formal objects."""
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return [BayModel._from_db_object(cls(context), obj) for obj in
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db_objects]
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@base.remotable_classmethod
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def get(cls, context, baymodel_id):
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"""Find a baymodel based on its id or uuid and return a BayModel object.
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:param baymodel_id: the id *or* uuid of a baymodel.
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:param context: Security context
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:returns: a :class:`BayModel` object.
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"""
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if utils.is_int_like(baymodel_id):
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return cls.get_by_id(context, baymodel_id)
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elif utils.is_uuid_like(baymodel_id):
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return cls.get_by_uuid(context, baymodel_id)
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else:
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raise exception.InvalidIdentity(identity=baymodel_id)
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@base.remotable_classmethod
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def get_by_id(cls, context, baymodel_id):
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"""Find a baymodel based on its integer id and return a BayModel object.
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:param baymodel_id: the id of a baymodel.
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:param context: Security context
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:returns: a :class:`BayModel` object.
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"""
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db_baymodel = cls.dbapi.get_baymodel_by_id(context, baymodel_id)
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baymodel = BayModel._from_db_object(cls(context), db_baymodel)
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return baymodel
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@base.remotable_classmethod
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def get_by_uuid(cls, context, uuid):
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"""Find a baymodel based on uuid and return a :class:`BayModel` object.
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:param uuid: the uuid of a baymodel.
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:param context: Security context
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:returns: a :class:`BayModel` object.
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"""
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db_baymodel = cls.dbapi.get_baymodel_by_uuid(context, uuid)
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baymodel = BayModel._from_db_object(cls(context), db_baymodel)
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return baymodel
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@base.remotable_classmethod
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def get_by_name(cls, context, name):
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"""Find a baymodel based on name and return a :class:`BayModel` object.
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:param name: the name of a baymodel.
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:param context: Security context
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:returns: a :class:`BayModel` object.
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"""
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db_baymodel = cls.dbapi.get_baymodel_by_name(context, name)
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baymodel = BayModel._from_db_object(cls(context), db_baymodel)
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return baymodel
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@base.remotable_classmethod
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def list(cls, context, limit=None, marker=None,
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sort_key=None, sort_dir=None):
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"""Return a list of BayModel objects.
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:param context: Security context.
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:param limit: maximum number of resources to return in a single result.
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:param marker: pagination marker for large data sets.
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:param sort_key: column to sort results by.
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:param sort_dir: direction to sort. "asc" or "desc".
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:returns: a list of :class:`BayModel` object.
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"""
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db_baymodels = cls.dbapi.get_baymodel_list(context, limit=limit,
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marker=marker,
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sort_key=sort_key,
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sort_dir=sort_dir)
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return BayModel._from_db_object_list(db_baymodels, cls, context)
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@base.remotable
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def create(self, context=None):
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"""Create a BayModel record in the DB.
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:param context: Security context. NOTE: This should only
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be used internally by the indirection_api.
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Unfortunately, RPC requires context as the first
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argument, even though we don't use it.
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A context should be set when instantiating the
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object, e.g.: BayModel(context)
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"""
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values = self.obj_get_changes()
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db_baymodel = self.dbapi.create_baymodel(values)
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self._from_db_object(self, db_baymodel)
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@base.remotable
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def destroy(self, context=None):
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"""Delete the BayModel from the DB.
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:param context: Security context. NOTE: This should only
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be used internally by the indirection_api.
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Unfortunately, RPC requires context as the first
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argument, even though we don't use it.
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A context should be set when instantiating the
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object, e.g.: BayModel(context)
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"""
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self.dbapi.destroy_baymodel(self.uuid)
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self.obj_reset_changes()
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@base.remotable
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def save(self, context=None):
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"""Save updates to this BayModel.
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Updates will be made column by column based on the result
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of self.what_changed().
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:param context: Security context. NOTE: This should only
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be used internally by the indirection_api.
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Unfortunately, RPC requires context as the first
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argument, even though we don't use it.
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A context should be set when instantiating the
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object, e.g.: BayModel(context)
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"""
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updates = self.obj_get_changes()
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self.dbapi.update_baymodel(self.uuid, updates)
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self.obj_reset_changes()
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@base.remotable
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def refresh(self, context=None):
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"""Loads updates for this BayModel.
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Loads a baymodel with the same uuid from the database and
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checks for updated attributes. Updates are applied from
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the loaded baymodel column by column, if there are any updates.
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:param context: Security context. NOTE: This should only
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be used internally by the indirection_api.
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Unfortunately, RPC requires context as the first
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argument, even though we don't use it.
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A context should be set when instantiating the
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object, e.g.: BayModel(context)
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"""
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current = self.__class__.get_by_uuid(self._context, uuid=self.uuid)
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for field in self.fields:
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if self.obj_attr_is_set(field) and self[field] != current[field]:
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self[field] = current[field]
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