ControllerName is name of CCM for logging.

ProviderName is name of CCM provider.

TagsClusterID is tag name for mark ClusterID.

TagsKubernetesResource is a marker tag indicating that resource is part of k8s cluster.

TagsLoadBalancerServiceName is tag name indicating that resource is part of k8s cluster service.

Config represents CCM configuration includes sacloud API client configuration.