Source code for heat.objects.stack_tag

# Licensed under the Apache License, Version 2.0 (the "License"); you may
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"""StackTag object."""

from oslo_versionedobjects import base
from oslo_versionedobjects import fields

from heat.db.sqlalchemy import api as db_api
from heat.objects import base as heat_base

[docs]class StackTag( heat_base.HeatObject, base.VersionedObjectDictCompat, base.ComparableVersionedObject, ): fields = { 'id': fields.IntegerField(), 'tag': fields.StringField(nullable=True), 'stack_id': fields.StringField(), 'created_at': fields.DateTimeField(read_only=True), 'updated_at': fields.DateTimeField(nullable=True), } @staticmethod def _from_db_object(context, tag, db_tag): """Method to help with migration to objects. Converts a database entity to a formal object. """ if db_tag is None: return None for field in tag.fields: tag[field] = db_tag[field] tag.obj_reset_changes() return tag
[docs] @classmethod def get_obj(cls, context, tag): return cls._from_db_object(cls(context), tag)
[docs]class StackTagList( heat_base.HeatObject, base.ObjectListBase, ): fields = { 'objects': fields.ListOfObjectsField('StackTag'), } def __init__(self, *args, **kwargs): self._changed_fields = set() super(StackTagList, self).__init__()
[docs] @classmethod def get(cls, context, stack_id): db_tags = db_api.stack_tags_get(context, stack_id) if db_tags: return base.obj_make_list(context, cls(), StackTag, db_tags)
[docs] @classmethod def set(cls, context, stack_id, tags): db_tags = db_api.stack_tags_set(context, stack_id, tags) if db_tags: return base.obj_make_list(context, cls(), StackTag, db_tags)
[docs] @classmethod def delete(cls, context, stack_id): db_api.stack_tags_delete(context, stack_id)
[docs] @classmethod def from_db_object(cls, context, db_tags): if db_tags is not None: return base.obj_make_list(context, cls(), StackTag, db_tags)