def create(self):
if self.obj_attr_is_set('id'):
raise exception.ObjectActionError(action='create',
reason=_('already created'))
updates = self.guts_obj_get_changes()
db_migration = db.migration_create(self._context, updates)
self._from_db_object(self._context, self, db_migration)
def create(ctxt, name, source_instance_id, description=None):
"""Creates migration.
Raises:
MigrationCreateFailed: If there is error during migration creation.
InstanceNotReadyForMigration: Migrating instance failed
pre-migration validations
"""
try:
migration_ref = db.migration_create(
ctxt,
dict(name=name,
source_instance_id=source_instance_id,
description=description))
except db_exc.DBError:
LOG.exception(_LE('DB error:'))
raise exception.MigrationCreateFailed(name=name)
migration_api = migration_rpcapi.MigrationAPI()
try:
migration_api.validate_for_migration(ctxt, migration_ref)
except messaging.RemoteError as ex:
raise exception.InstanceNotReadyForMigration(name=name,
reason=six.text_type(
ex.value))
migration_api.create_migration(ctxt, migration_ref)
return migration_ref
def create(self):
if self.obj_attr_is_set('id'):
raise exception.ObjectActionError(action='create',
reason=_('already created'))
updates = self.guts_obj_get_changes()
db_migration = db.migration_create(self._context, updates)
self._from_db_object(self._context, self, db_migration)
def create(ctxt, name, source_instance_id, description=None):
"""Creates migration."""
try:
migration_ref = db.migration_create(
ctxt,
dict(name=name,
source_instance_id=source_instance_id,
description=description))
except db_exc.DBError:
LOG.exception(_LE('DB error:'))
raise exception.MigrationCreateFailed(name=name)
migration_api = migration_rpcapi.MigrationAPI()
migration_api.create_migration(ctxt, migration_ref)
return migration_ref