Possible states that the Orchestration Cluster can be in.
Values:
STATE_UNSPECIFIED (0):
Unspecified state.
CREATING (1):
OrchestrationCluster is being created.
ACTIVE (2):
OrchestrationCluster has been created and is
ready for use.
DELETING (3):
OrchestrationCluster is being deleted.
FAILED (4):
OrchestrationCluster encountered an error and
is in an indeterministic state. User can still
initiate a delete operation on this state.