def _destroy_in_db(context, uuid):
session = db_api.get_api_session()
with session.begin():
result = session.query(api_models.CellMapping).filter_by(uuid=uuid).delete()
if not result:
raise exception.CellMappingNotFound(uuid=uuid)
def _create_in_db(context, updates):
session = db_api.get_api_session()
db_mapping = api_models.CellMapping()
db_mapping.update(updates)
db_mapping.save(session)
return db_mapping
def _create_in_db(context, updates):
session = db_api.get_api_session()
db_mapping = api_models.InstanceMapping()
db_mapping.update(updates)
db_mapping.save(session)
return db_mapping
def _get_by_project_id_from_db(context, project_id):
session = db_api.get_api_session()
with session.begin():
db_mappings = session.query(api_models.InstanceMapping).filter_by(project_id=project_id).all()
return db_mappings
def _get_by_project_id_from_db(context, project_id):
session = db_api.get_api_session()
with session.begin():
db_mappings = session.query(api_models.InstanceMapping).filter_by(
project_id=project_id).all()
return db_mappings
def _destroy_in_db(context, instance_uuid):
session = db_api.get_api_session()
with session.begin():
result = session.query(api_models.InstanceMapping).filter_by(
instance_uuid=instance_uuid).delete()
if not result:
raise exception.InstanceMappingNotFound(uuid=instance_uuid)
def _destroy_in_db(context, host):
session = db_api.get_api_session()
with session.begin():
result = session.query(api_models.HostMapping).filter_by(
host=host).delete()
if not result:
raise exception.HostMappingNotFound(name=host)
def _get_by_uuid_from_db(context, uuid):
session = db_api.get_api_session()
with session.begin():
db_mapping = session.query(api_models.CellMapping).filter_by(uuid=uuid).first()
if not db_mapping:
raise exception.CellMappingNotFound(uuid=uuid)
return db_mapping
def _get_cell_mapping(self):
session = db_api.get_api_session()
with session.begin():
cell_map = (session.query(api_models.CellMapping).join(
api_models.HostMapping).filter(
api_models.HostMapping.host == self.host).first())
if cell_map is not None:
return cell_mapping.CellMapping._from_db_object(
self._context, cell_mapping.CellMapping(), cell_map)
def _get_by_instance_uuid_from_db(context, instance_uuid):
session = db.get_api_session()
with session.begin():
db_spec = session.query(api_models.RequestSpec).filter_by(
instance_uuid=instance_uuid).first()
if not db_spec:
raise exception.RequestSpecNotFound(
instance_uuid=instance_uuid)
return db_spec
def _get_cell_mapping(self):
session = db_api.get_api_session()
with session.begin():
cell_map = (session.query(api_models.CellMapping)
.join(api_models.HostMapping)
.filter(api_models.HostMapping.host == self.host)
.first())
if cell_map is not None:
return cell_mapping.CellMapping._from_db_object(
self._context, cell_mapping.CellMapping(), cell_map)
def _get_by_instance_uuid_from_db(context, instance_uuid):
session = db_api.get_api_session()
with session.begin():
db_mapping = session.query(api_models.InstanceMapping).filter_by(
instance_uuid=instance_uuid).first()
if not db_mapping:
raise exception.InstanceMappingNotFound(uuid=instance_uuid)
return db_mapping
def _save_in_db(context, obj, updates):
session = db_api.get_api_session()
with session.begin():
db_mapping = session.query(
api_models.HostMapping).filter_by(id=obj.id).first()
if not db_mapping:
raise exception.HostMappingNotFound(name=obj.host)
db_mapping.update(updates)
return db_mapping
def _get_by_instance_uuid_from_db(context, instance_uuid):
session = db.get_api_session()
with session.begin():
db_spec = session.query(api_models.RequestSpec).filter_by(
instance_uuid=instance_uuid).first()
if not db_spec:
raise exception.RequestSpecNotFound(
instance_uuid=instance_uuid)
return db_spec
def _save_in_db(context, obj, updates):
session = db_api.get_api_session()
with session.begin():
db_mapping = session.query(
api_models.HostMapping).filter_by(
id=obj.id).first()
if not db_mapping:
raise exception.HostMappingNotFound(name=obj.host)
db_mapping.update(updates)
return db_mapping
def _save_in_db(context, uuid, updates):
session = db_api.get_api_session()
with session.begin():
db_mapping = session.query(api_models.CellMapping).filter_by(uuid=uuid).first()
if not db_mapping:
raise exception.CellMappingNotFound(uuid=uuid)
db_mapping.update(updates)
session.add(db_mapping)
return db_mapping
def _save_in_db(context, instance_uuid, updates):
session = db_api.get_api_session()
with session.begin():
db_mapping = session.query(api_models.InstanceMapping).filter_by(
instance_uuid=instance_uuid).first()
if not db_mapping:
raise exception.InstanceMappingNotFound(uuid=instance_uuid)
db_mapping.update(updates)
session.add(db_mapping)
return db_mapping
def _get_by_host_from_db(context, host):
session = db_api.get_api_session()
with session.begin():
db_mapping = (session.query(api_models.HostMapping).join(
api_models.CellMapping).with_entities(
api_models.HostMapping, api_models.CellMapping).filter(
api_models.HostMapping.host == host)).first()
if not db_mapping:
raise exception.HostMappingNotFound(name=host)
host_mapping = db_mapping[0]
host_mapping["cell_mapping"] = db_mapping[1]
return host_mapping
def _get_by_host_from_db(context, host):
session = db_api.get_api_session()
with session.begin():
db_mapping = (session.query(api_models.HostMapping)
.join(api_models.CellMapping)
.with_entities(api_models.HostMapping,
api_models.CellMapping)
.filter(api_models.HostMapping.host == host)).first()
if not db_mapping:
raise exception.HostMappingNotFound(name=host)
host_mapping = db_mapping[0]
host_mapping["cell_mapping"] = db_mapping[1]
return host_mapping
