def test_monitoring_shutdown_mgr_pod(self, pods):
"""
Montoring backed by OCS, bring mgr down(replica: 0) for some time
and check ceph related metrics
"""
# Check ceph metrics available
assert (
check_ceph_metrics_available()
), "failed to get results for some metrics before Downscaling deployment mgr to 0"
# Get pod mge name and mgr deployment
oc_deployment = ocp.OCP(kind=constants.DEPLOYMENT,
namespace=ROOK_CLUSTER_NAMESPACE)
mgr_deployments = oc_deployment.get(
selector=constants.MGR_APP_LABEL)["items"]
mgr = mgr_deployments[0]["metadata"]["name"]
pod_mgr_name = get_pod_name_by_pattern(
pattern=mgr, namespace=ROOK_CLUSTER_NAMESPACE)
log.info(f"Downscaling deployment {mgr} to 0")
oc_deployment.exec_oc_cmd(f"scale --replicas=0 deployment/{mgr}")
log.info(f"Wait for a mgr pod {pod_mgr_name[0]} to be deleted")
oc_pod = ocp.OCP(kind=constants.POD, namespace=ROOK_CLUSTER_NAMESPACE)
oc_pod.wait_for_delete(resource_name=pod_mgr_name[0])
log.info(f"Upscaling deployment {mgr} back to 1")
oc_deployment.exec_oc_cmd(f"scale --replicas=1 deployment/{mgr}")
log.info("Waiting for mgr pod to be reach Running state")
oc_pod.wait_for_resource(condition=constants.STATUS_RUNNING,
selector=constants.MGR_APP_LABEL)
# Check ceph metrics available
check_ceph_metrics_available_within_time()
def check_ceph_metrics_available_within_time():
assert (
check_ceph_metrics_available()
), "failed to get results for some metrics after Downscaling and Upscaling deployment mgr"
