def Compare(self, current_master_version, current_cluster_version):
"""Compares the cluster and master versions and returns an enum."""
if current_master_version == current_cluster_version:
return self.UP_TO_DATE
master_version = SemVer(current_master_version)
cluster_version = SemVer(current_cluster_version)
major, minor, _ = master_version.Distance(cluster_version)
if major != 0 or minor > 2:
return self.UNSUPPORTED
elif minor > 1:
return self.SUPPORT_ENDING
else:
return self.UPGRADE_AVAILABLE
def Compare(self, current_master_version, current_cluster_version):
"""Compares the cluster and master versions and returns an enum."""
# TODO(b/36051978):update the if condition when we roll the master version
if current_master_version == current_cluster_version:
return self.UP_TO_DATE
master_version = SemVer(current_master_version)
cluster_version = SemVer(current_cluster_version)
major, minor, _ = master_version.Distance(cluster_version)
if major != 0 or minor > 2:
return self.UNSUPPORTED
elif minor > 1:
return self.SUPPORT_ENDING
else:
return self.UPGRADE_AVAILABLE
def MaybeLog122UpgradeWarning(cluster):
"""Logs deprecation warning for GKE v1.22 upgrades."""
if cluster is not None:
cmv = SemVer(cluster.currentMasterVersion)
if cmv >= SemVer('1.22.0-gke.0'):
return
log.status.Print(
'Upcoming breaking change: Starting with v1.22, Kubernetes has removed '
'several v1beta1 APIs for more stable v1 APIs. Read more about this '
'change - '
'https://cloud.google.com/kubernetes-engine/docs/deprecations/apis-1-22. '
'Please ensure that your cluster is not using any deprecated v1beta1 '
'APIs prior to upgrading to GKE 1.22.')