def _create_resources():
if cluster_config:
cluster_id = cluster_config.get("id", None)
shard_id = cluster_config.get("shard_id", None)
instance_type = cluster_config.get("instance_type", None)
else:
cluster_id = shard_id = instance_type = None
db_info = DBInstance.create(name=name, flavor_id=flavor_id,
tenant_id=context.tenant,
volume_size=volume_size,
datastore_version_id=
datastore_version.id,
task_status=InstanceTasks.BUILDING,
configuration_id=configuration_id,
slave_of_id=slave_of_id,
cluster_id=cluster_id,
shard_id=shard_id,
type=instance_type)
LOG.debug("Tenant %(tenant)s created new Trove instance %(db)s."
% {'tenant': context.tenant, 'db': db_info.id})
# if a configuration group is associated with an instance,
# generate an overrides dict to pass into the instance creation
# method
config = Configuration(context, configuration_id)
overrides = config.get_configuration_overrides()
service_status = InstanceServiceStatus.create(
instance_id=db_info.id,
status=tr_instance.ServiceStatuses.NEW)
if CONF.trove_dns_support:
dns_client = create_dns_client(context)
hostname = dns_client.determine_hostname(db_info.id)
db_info.hostname = hostname
db_info.save()
root_password = None
if cls.get_root_on_create(
datastore_version.manager) and not backup_id:
root_password = utils.generate_random_password()
task_api.API(context).create_instance(db_info.id, name, flavor,
image_id, databases, users,
datastore_version.manager,
datastore_version.packages,
volume_size, backup_id,
availability_zone,
root_password, nics,
overrides, slave_of_id,
cluster_config)
return SimpleInstance(context, db_info, service_status,
root_password)
def assign_configuration(self, configuration_id):
self._validate_can_perform_assign()
try:
configuration = Configuration.load(self.context, configuration_id)
except exception.ModelNotFoundError:
raise exception.NotFound(
message='Configuration group id: %s could not be found.' %
configuration_id)
config_ds_v = configuration.datastore_version_id
inst_ds_v = self.db_info.datastore_version_id
if (config_ds_v != inst_ds_v):
raise exception.ConfigurationDatastoreNotMatchInstance(
config_datastore_version=config_ds_v,
instance_datastore_version=inst_ds_v)
config = Configuration(self.context, configuration.id)
LOG.debug("Config config is %s.", config)
self.update_db(configuration_id=configuration.id)
self.update_overrides(config)
