282 lines
13 KiB
Python
282 lines
13 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 base as object_base
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from ironic.db import api as db_api
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from ironic.objects import base
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from ironic.objects import fields as object_fields
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from ironic.objects import notification
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@base.IronicObjectRegistry.register
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class DeployTemplate(base.IronicObject, object_base.VersionedObjectDictCompat):
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# Version 1.0: Initial version
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# Version 1.1: Added 'extra' field
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VERSION = '1.1'
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dbapi = db_api.get_instance()
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fields = {
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'id': object_fields.IntegerField(),
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'uuid': object_fields.UUIDField(nullable=False),
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'name': object_fields.StringField(nullable=False),
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'steps': object_fields.ListOfFlexibleDictsField(nullable=False),
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'extra': object_fields.FlexibleDictField(nullable=True),
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}
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# NOTE(mgoddard): We don't want to enable RPC on this call just yet.
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# Remotable methods can be used in the future to replace current explicit
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# RPC calls. Implications of calling new remote procedures should be
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# thought through.
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# @object_base.remotable
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def create(self, context=None):
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"""Create a DeployTemplate 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.: DeployTemplate(context).
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:raises: DeployTemplateDuplicateName if a deploy template with the same
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name exists.
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:raises: DeployTemplateAlreadyExists if a deploy template with the same
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UUID exists.
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"""
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values = self.do_version_changes_for_db()
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db_template = self.dbapi.create_deploy_template(values)
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self._from_db_object(self._context, self, db_template)
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# NOTE(mgoddard): We don't want to enable RPC on this call just yet.
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# Remotable methods can be used in the future to replace current explicit
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# RPC calls. Implications of calling new remote procedures should be
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# thought through.
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# @object_base.remotable
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def save(self, context=None):
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"""Save updates to this DeployTemplate.
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Column-wise updates will be made based on the result of
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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.: DeployTemplate(context)
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:raises: DeployTemplateDuplicateName if a deploy template with the same
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name exists.
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:raises: DeployTemplateNotFound if the deploy template does not exist.
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"""
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updates = self.do_version_changes_for_db()
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db_template = self.dbapi.update_deploy_template(self.uuid, updates)
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self._from_db_object(self._context, self, db_template)
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# NOTE(mgoddard): We don't want to enable RPC on this call just yet.
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# Remotable methods can be used in the future to replace current explicit
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# RPC calls. Implications of calling new remote procedures should be
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# thought through.
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# @object_base.remotable_classmethod
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def destroy(self):
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"""Delete the DeployTemplate 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.: DeployTemplate(context).
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:raises: DeployTemplateNotFound if the deploy template no longer
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appears in the database.
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"""
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self.dbapi.destroy_deploy_template(self.id)
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self.obj_reset_changes()
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# NOTE(mgoddard): We don't want to enable RPC on this call just yet.
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# Remotable methods can be used in the future to replace current explicit
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# RPC calls. Implications of calling new remote procedures should be
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# thought through.
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# @object_base.remotable_classmethod
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@classmethod
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def get_by_id(cls, context, template_id):
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"""Find a deploy template based on its integer ID.
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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.: DeployTemplate(context).
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:param template_id: The ID of a deploy template.
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:raises: DeployTemplateNotFound if the deploy template no longer
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appears in the database.
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:returns: a :class:`DeployTemplate` object.
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"""
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db_template = cls.dbapi.get_deploy_template_by_id(template_id)
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template = cls._from_db_object(context, cls(), db_template)
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return template
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# NOTE(mgoddard): We don't want to enable RPC on this call just yet.
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# Remotable methods can be used in the future to replace current explicit
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# RPC calls. Implications of calling new remote procedures should be
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# thought through.
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# @object_base.remotable_classmethod
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@classmethod
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def get_by_uuid(cls, context, uuid):
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"""Find a deploy template based on its UUID.
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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.: DeployTemplate(context).
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:param uuid: The UUID of a deploy template.
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:raises: DeployTemplateNotFound if the deploy template no longer
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appears in the database.
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:returns: a :class:`DeployTemplate` object.
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"""
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db_template = cls.dbapi.get_deploy_template_by_uuid(uuid)
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template = cls._from_db_object(context, cls(), db_template)
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return template
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# NOTE(mgoddard): We don't want to enable RPC on this call just yet.
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# Remotable methods can be used in the future to replace current explicit
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# RPC calls. Implications of calling new remote procedures should be
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# thought through.
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# @object_base.remotable_classmethod
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@classmethod
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def get_by_name(cls, context, name):
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"""Find a deploy template based on its name.
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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.: DeployTemplate(context).
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:param name: The name of a deploy template.
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:raises: DeployTemplateNotFound if the deploy template no longer
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appears in the database.
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:returns: a :class:`DeployTemplate` object.
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"""
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db_template = cls.dbapi.get_deploy_template_by_name(name)
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template = cls._from_db_object(context, cls(), db_template)
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return template
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# NOTE(mgoddard): We don't want to enable RPC on this call just yet.
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# Remotable methods can be used in the future to replace current explicit
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# RPC calls. Implications of calling new remote procedures should be
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# thought through.
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# @object_base.remotable_classmethod
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@classmethod
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def list(cls, context, limit=None, marker=None, sort_key=None,
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sort_dir=None):
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"""Return a list of DeployTemplate objects.
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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.: DeployTemplate(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:`DeployTemplate` objects.
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"""
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db_templates = cls.dbapi.get_deploy_template_list(
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limit=limit, marker=marker, sort_key=sort_key, sort_dir=sort_dir)
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return cls._from_db_object_list(context, db_templates)
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# NOTE(mgoddard): We don't want to enable RPC on this call just yet.
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# Remotable methods can be used in the future to replace current explicit
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# RPC calls. Implications of calling new remote procedures should be
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# thought through.
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# @object_base.remotable_classmethod
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@classmethod
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def list_by_names(cls, context, names):
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"""Return a list of DeployTemplate objects matching a set of names.
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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.: DeployTemplate(context).
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:param names: a list of names to filter by.
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:returns: a list of :class:`DeployTemplate` objects.
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"""
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db_templates = cls.dbapi.get_deploy_template_list_by_names(names)
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return cls._from_db_object_list(context, db_templates)
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def refresh(self, context=None):
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"""Loads updates for this deploy template.
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Loads a deploy template 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 template 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.: Port(context)
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:raises: DeployTemplateNotFound if the deploy template no longer
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appears in the database.
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"""
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current = self.get_by_uuid(self._context, uuid=self.uuid)
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self.obj_refresh(current)
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self.obj_reset_changes()
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@base.IronicObjectRegistry.register
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class DeployTemplateCRUDNotification(notification.NotificationBase):
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"""Notification emitted on deploy template API operations."""
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# Version 1.0: Initial version
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VERSION = '1.0'
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fields = {
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'payload': object_fields.ObjectField('DeployTemplateCRUDPayload')
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}
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@base.IronicObjectRegistry.register
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class DeployTemplateCRUDPayload(notification.NotificationPayloadBase):
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# Version 1.0: Initial version
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VERSION = '1.0'
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SCHEMA = {
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'created_at': ('deploy_template', 'created_at'),
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'extra': ('deploy_template', 'extra'),
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'name': ('deploy_template', 'name'),
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'steps': ('deploy_template', 'steps'),
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'updated_at': ('deploy_template', 'updated_at'),
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'uuid': ('deploy_template', 'uuid')
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}
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fields = {
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'created_at': object_fields.DateTimeField(nullable=True),
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'extra': object_fields.FlexibleDictField(nullable=True),
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'name': object_fields.StringField(nullable=False),
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'steps': object_fields.ListOfFlexibleDictsField(nullable=False),
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'updated_at': object_fields.DateTimeField(nullable=True),
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'uuid': object_fields.UUIDField()
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}
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def __init__(self, deploy_template, **kwargs):
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super(DeployTemplateCRUDPayload, self).__init__(**kwargs)
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self.populate_schema(deploy_template=deploy_template)
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