def test_nodereplacement_proactive_with_io_running(
self,
pvc_factory,
pod_factory,
dc_pod_factory,
bucket_factory,
rgw_bucket_factory,
):
"""
Knip-894 Node Replacement proactive when IO running in the background
"""
# Get worker nodes
worker_node_list = node.get_worker_nodes()
log.info(f"Current available worker nodes are {worker_node_list}")
osd_node_name = select_osd_node_name()
log.info("Creating dc pod backed with rbd pvc and running io in bg")
for worker_node in worker_node_list:
if worker_node != osd_node_name:
rbd_dc_pod = dc_pod_factory(interface=constants.CEPHBLOCKPOOL,
node_name=worker_node,
size=20)
pod.run_io_in_bg(rbd_dc_pod,
expect_to_fail=False,
fedora_dc=True)
log.info("Creating dc pod backed with cephfs pvc and running io in bg")
for worker_node in worker_node_list:
if worker_node != osd_node_name:
cephfs_dc_pod = dc_pod_factory(
interface=constants.CEPHFILESYSTEM,
node_name=worker_node,
size=20)
pod.run_io_in_bg(cephfs_dc_pod,
expect_to_fail=False,
fedora_dc=True)
delete_and_create_osd_node(osd_node_name)
# Creating Resources
log.info("Creating Resources using sanity helpers")
self.sanity_helpers.create_resources(pvc_factory, pod_factory,
bucket_factory,
rgw_bucket_factory)
# Deleting Resources
self.sanity_helpers.delete_resources()
# Verify everything running fine
log.info(
"Verifying All resources are Running and matches expected result")
self.sanity_helpers.health_check(tries=120)
# Verify OSD is encrypted
if config.ENV_DATA.get("encryption_at_rest"):
osd_encryption_verification()
def test_nodereplacement_proactive(self, pvc_factory, pod_factory, dc_pod_factory):
"""
Knip-894 Node Replacement proactive
"""
# Get worker nodes
worker_node_list = get_worker_nodes()
log.info(f"Current available worker nodes are {worker_node_list}")
osd_pods_obj = pod.get_osd_pods()
osd_node_name = pod.get_pod_node(random.choice(osd_pods_obj)).name
log.info(f"Selected OSD is {osd_node_name}")
log.info("Creating dc pod backed with rbd pvc and running io in bg")
for worker_node in worker_node_list:
if worker_node != osd_node_name:
rbd_dc_pod = dc_pod_factory(interface=constants.CEPHBLOCKPOOL, node_name=worker_node, size=20)
pod.run_io_in_bg(rbd_dc_pod, expect_to_fail=False, fedora_dc=True)
log.info("Creating dc pod backed with cephfs pvc and running io in bg")
for worker_node in worker_node_list:
if worker_node != osd_node_name:
cephfs_dc_pod = dc_pod_factory(interface=constants.CEPHFILESYSTEM, node_name=worker_node, size=20)
pod.run_io_in_bg(cephfs_dc_pod, expect_to_fail=False, fedora_dc=True)
if config.ENV_DATA['platform'].lower() == constants.AWS_PLATFORM:
if config.ENV_DATA['deployment_type'] == 'ipi':
node.delete_and_create_osd_node_aws_ipi(osd_node_name)
elif config.ENV_DATA['deployment_type'] == 'upi':
node.delete_and_create_osd_node_aws_upi(osd_node_name)
else:
pytest.fail(
f"ocs-ci config 'deployment_type' value '{config.ENV_DATA['deployment_type']}' is not valid, "
f"results of this test run are all invalid.")
elif config.ENV_DATA['platform'].lower() == constants.VSPHERE_PLATFORM:
pytest.skip("Skipping add node in Vmware platform due to "
"https://bugzilla.redhat.com/show_bug.cgi?id=1844521"
)
# Creating Resources
log.info("Creating Resources using sanity helpers")
self.sanity_helpers.create_resources(pvc_factory, pod_factory)
# Deleting Resources
self.sanity_helpers.delete_resources()
# Verify everything running fine
log.info("Verifying All resources are Running and matches expected result")
self.sanity_helpers.health_check(tries=30)
def test_create_large_sized_pvc_while_io_in_progress(
self, interface, pvc_factory, pod_factory):
"""
Flow is as below
*. Create a large sized PVC
*. Create an app pod and mount the PVC
*. Start IO to run in background
*. While IO is in-progress, repeat above all steps
test_cyclic_largesized_pvc_app
test_consecutive_largesized_pvc_and_app_pod_creation
"""
# Repeating the above flow for 5 times
for i in range(5):
log.info(f"Creating {interface} based PVC")
pvc_obj = pvc_factory(interface=interface, size='500')
pod_obj = pod_factory(pvc=pvc_obj, interface=interface)
pod.run_io_in_bg(pod_obj)
def test_run_io_and_delete_pvc(self):
"""
Delete PVC while IO is in progress
"""
thread = pod.run_io_in_bg(self.pod_obj, expect_to_fail=True)
self.pvc_obj.delete(wait=False)
self.pvc_obj.ocp.wait_for_resource(
condition=constants.STATUS_TERMINATING, resource_name=self.pvc_obj.name
)
thread.join(timeout=15)
self.pod_obj.delete()
# The PVC will no longer exist because the pod got deleted while it was
# in Terminating status. Hence, catching this exception
try:
self.pvc_obj.get(out_yaml_format=False)
except exceptions.CommandFailed as ex:
if "NotFound" in str(ex):
pass
def test_run_io_and_delete_pvc(self):
"""
Delete PVC while IO is in progress
"""
thread = pod.run_io_in_bg(self.pod_obj, expect_to_fail=True)
self.pvc_obj.delete(wait=False)
# This is a workaround for bug 1715627 (replaces wait_for_resource)
pvc_out = self.pvc_obj.get(out_yaml_format=False)
assert constants.STATUS_TERMINATING in pvc_out, (
f"PVC {self.pvc_obj.name} "
f"failed to reach status {constants.STATUS_TERMINATING}")
thread.join(timeout=15)
self.pod_obj.delete()
# The PVC will no longer exist because the pod got deleted while it was
# in Terminating status. Hence, catching this exception
try:
self.pvc_obj.get(out_yaml_format=False)
except exceptions.CommandFailed as ex:
if "NotFound" in str(ex):
pass
def test_automated_recovery_from_failed_nodes_IPI_proactive(
self, interface, pvc_factory, pod_factory, dc_pod_factory):
"""
Knip-678 Automated recovery from failed nodes
Proactive case - IPI
"""
# Get OSD running nodes
osd_running_nodes = get_osd_running_nodes()
log.info(f"OSDs are running on nodes {osd_running_nodes}")
# Label osd nodes with fedora app
label_worker_node(osd_running_nodes,
label_key='dc',
label_value='fedora')
# Create DC app pods
log.info("Creating DC based app pods")
interface = (constants.CEPHBLOCKPOOL
if interface == 'rbd' else constants.CEPHFILESYSTEM)
dc_pod_obj = []
for i in range(2):
dc_pod = dc_pod_factory(interface=interface,
node_selector={'dc': 'fedora'})
pod.run_io_in_bg(dc_pod, fedora_dc=True)
dc_pod_obj.append(dc_pod)
# Get app pods running nodes
dc_pod_node_name = get_app_pod_running_nodes(dc_pod_obj)
log.info(f"DC app pod running nodes are {dc_pod_node_name}")
# Get both osd and app pod running node
common_nodes = get_both_osd_and_app_pod_running_node(
osd_running_nodes, dc_pod_node_name)
msg = "Common OSD and app running node(s) NOT found"
assert (len(common_nodes) > 0), msg
log.info(f"Common OSD and app pod running nodes are {common_nodes}")
# Get the machine name using the node name
machine_name = machine.get_machine_from_node_name(common_nodes[0])
log.info(f"{common_nodes[0]} associated machine is {machine_name}")
# Get the machineset name using machine name
machineset_name = machine.get_machineset_from_machine_name(
machine_name)
log.info(
f"{common_nodes[0]} associated machineset is {machineset_name}")
# Add a new node and label it
add_new_node_and_label_it(machineset_name)
# Delete the machine
machine.delete_machine(machine_name)
log.info(f"Successfully deleted machine {machine_name}")
# DC app pods on the failed node will get automatically created on
# other running node. Waiting for all dc app pod to reach running
# state
pod.wait_for_dc_app_pods_to_reach_running_state(dc_pod_obj)
log.info("All the dc pods reached running state")
pod.wait_for_storage_pods()
# Check basic cluster functionality by creating resources
# (pools, storageclasses, PVCs, pods - both CephFS and RBD),
# run IO and delete the resources
self.sanity_helpers.create_resources(pvc_factory, pod_factory)
self.sanity_helpers.delete_resources()
# Perform cluster and Ceph health checks
self.sanity_helpers.health_check()
def test_automated_recovery_from_failed_nodes_IPI_reactive(
self, nodes, pvc_factory, pod_factory, failure, dc_pod_factory,
interface):
"""
Knip-678 Automated recovery from failed nodes
Reactive case - IPI
"""
# Get OSD running nodes
osd_running_nodes = get_osd_running_nodes()
log.info(f"OSDs are running on nodes {osd_running_nodes}")
# Label osd nodes with fedora app
label_worker_node(osd_running_nodes,
label_key='dc',
label_value='fedora')
# Create DC app pods
log.info("Creating DC based app pods")
if interface == 'rbd':
interface = constants.CEPHBLOCKPOOL
elif interface == 'cephfs':
interface = constants.CEPHFILESYSTEM
dc_pod_obj = []
for i in range(2):
dc_pod = dc_pod_factory(interface=interface,
node_selector={'dc': 'fedora'})
self.threads.append(pod.run_io_in_bg(dc_pod, fedora_dc=True))
dc_pod_obj.append(dc_pod)
# Get app pods running nodes
dc_pod_node_name = get_app_pod_running_nodes(dc_pod_obj)
log.info(f"DC app pod running nodes are {dc_pod_node_name}")
# Get both osd and app pod running node
common_nodes = get_both_osd_and_app_pod_running_node(
osd_running_nodes, dc_pod_node_name)
log.info(f"Both OSD and app pod is running on nodes {common_nodes}")
# Get the machine name using the node name
machine_name = machine.get_machine_from_node_name(common_nodes[0])
log.info(f"{common_nodes[0]} associated machine is {machine_name}")
# Get the machineset name using machine name
machineset_name = machine.get_machineset_from_machine_name(
machine_name)
log.info(
f"{common_nodes[0]} associated machineset is {machineset_name}")
# Add a new node and label it
add_new_node_and_label_it(machineset_name)
# Get the failure node obj
failure_node_obj = get_node_objs(node_names=[common_nodes[0]])
# Induce failure on the selected failure node
log.info(f"Inducing failure on node {failure_node_obj[0].name}")
if failure == "shutdown":
nodes.stop_nodes(failure_node_obj, wait=True)
log.info(f"Successfully powered off node: "
f"{failure_node_obj[0].name}")
elif failure == "terminate":
nodes.terminate_nodes(failure_node_obj, wait=True)
log.info(f"Successfully terminated node : "
f"{failure_node_obj[0].name} instance")
try:
# DC app pods on the failed node will get automatically created on other
# running node. Waiting for all dc app pod to reach running state
pod.wait_for_dc_app_pods_to_reach_running_state(dc_pod_obj,
timeout=720)
log.info("All the dc pods reached running state")
pod.wait_for_storage_pods()
except ResourceWrongStatusException:
if failure == "shutdown":
nodes.terminate_nodes(failure_node_obj, wait=True)
log.info(f"Successfully terminated node : "
f"{failure_node_obj[0].name} instance")
raise
# Check basic cluster functionality by creating resources
# (pools, storageclasses, PVCs, pods - both CephFS and RBD),
# run IO and delete the resources
self.sanity_helpers.create_resources(pvc_factory, pod_factory)
self.sanity_helpers.delete_resources()
# Perform cluster and Ceph health checks
self.sanity_helpers.health_check()
def test_node_replacement_reactive_aws_ipi(
self,
nodes,
pvc_factory,
pod_factory,
dc_pod_factory,
failure,
interface,
bucket_factory,
rgw_bucket_factory,
):
"""
Knip-894 Node replacement - AWS-IPI-Reactive
"""
# Get worker nodes
initial_nodes = get_worker_nodes()
# Get OSD running nodes
osd_running_nodes = get_osd_running_nodes()
log.info(f"OSDs are running on nodes {osd_running_nodes}")
# Label osd nodes with fedora app
label_worker_node(osd_running_nodes,
label_key="dc",
label_value="fedora")
# Create DC app pods
log.info("Creating DC based app pods")
if interface == "rbd":
interface = constants.CEPHBLOCKPOOL
elif interface == "cephfs":
interface = constants.CEPHFILESYSTEM
dc_pod_obj = []
for i in range(2):
dc_pod = dc_pod_factory(interface=interface,
node_selector={"dc": "fedora"})
pod.run_io_in_bg(dc_pod, fedora_dc=True)
dc_pod_obj.append(dc_pod)
# Get app pods running nodes
dc_pod_node_name = get_app_pod_running_nodes(dc_pod_obj)
log.info(f"DC app pod running nodes are {dc_pod_node_name}")
# Get both osd and app pod running node
common_nodes = get_both_osd_and_app_pod_running_node(
osd_running_nodes, dc_pod_node_name)
log.info(f"Both OSD and app pod is running on nodes {common_nodes}")
# Get the machine name using the node name
machine_name = machine.get_machine_from_node_name(common_nodes[0])
log.info(f"{common_nodes[0]} associated machine is {machine_name}")
# Get the machineset name using machine name
machineset_name = machine.get_machineset_from_machine_name(
machine_name)
log.info(
f"{common_nodes[0]} associated machineset is {machineset_name}")
# Get the failure node obj
failure_node_obj = get_node_objs(node_names=[common_nodes[0]])
# Induce failure on the selected failure node
log.info(f"Inducing failure on node {failure_node_obj[0].name}")
if failure == "power off":
# Power off AWS worker node instance
nodes.stop_nodes(failure_node_obj, wait=True)
log.info(
f"Successfully powered off node: {failure_node_obj[0].name}")
elif failure == "network failure":
# Induce Network failure
node_network_failure([failure_node_obj[0].name])
# Add annotation to the failed node
annotation = "machine.openshift.io/exclude-node-draining=''"
machine.add_annotation_to_machine(annotation=annotation,
machine_name=machine_name)
# Delete the machine
machine.delete_machine(machine_name)
log.info(f"Successfully deleted machine {machine_name}")
# Wait for the new machine to spin
log.info("Waiting for the new node to be in ready state")
machine.wait_for_new_node_to_be_ready(machineset_name)
# Get the node name of new spun node
nodes_after_new_spun_node = get_worker_nodes()
new_spun_node = list(
set(nodes_after_new_spun_node) - set(initial_nodes))
log.info(f"New spun node is {new_spun_node}")
# Label it
node_obj = ocp.OCP(kind="node")
node_obj.add_label(resource_name=new_spun_node[0],
label=constants.OPERATOR_NODE_LABEL)
log.info(
f"Successfully labeled {new_spun_node} with OCS storage label")
# DC app pods on the failed node will get automatically created on other
# running node. Waiting for all dc app pod to reach running state
pod.wait_for_dc_app_pods_to_reach_running_state(dc_pod_obj,
timeout=1200)
log.info("All the dc pods reached running state")
pod.wait_for_storage_pods()
# Check basic cluster functionality by creating resources
# (pools, storageclasses, PVCs, pods - both CephFS and RBD),
# run IO and delete the resources
self.sanity_helpers.create_resources(pvc_factory, pod_factory,
bucket_factory,
rgw_bucket_factory)
self.sanity_helpers.delete_resources()
# Perform cluster and Ceph health checks
self.sanity_helpers.health_check()
def test_pvc_creation_after_del_mon_services(self, interface, pod_factory):
"""
1. Delete one mon service
2. Edit the configmap rook-ceph-endpoints
remove all the deleted mon services entries
3. Delete deployment, pvc of deleted mon service
4. Restart rook-ceph-operator
5. Make sure all mon pods are running
6. Make sure ceph health Ok and storage pods are running
7. Sleep for 300 seconds before deleting another mon
8. Repeat above steps for all mons and at the
end each mon should contain different endpoints
9. Create PVC, should succeeded.
"""
pod_obj = pod_factory(interface=interface)
run_io_in_bg(pod_obj)
# Get all mon services
mon_svc = get_services_by_label(
label=constants.MON_APP_LABEL,
namespace=constants.OPENSHIFT_STORAGE_NAMESPACE,
)
# Get all mon pods
mon_pods = get_mon_pods()
mon_count = len(mon_pods)
list_old_svc = []
for svc in mon_svc:
# Get rook-ceph-operator pod obj
operator_pod_obj = get_operator_pods()
operator_name = operator_pod_obj[0].name
# Scale down rook-ceph-operator
log.info("Scale down rook-ceph-operator")
assert modify_deployment_replica_count(
deployment_name="rook-ceph-operator", replica_count=0
), "Failed to scale down rook-ceph-operator to 0"
log.info("Successfully scaled down rook-ceph-operator to 0")
# Validate rook-ceph-operator pod not running
POD_OBJ.wait_for_delete(resource_name=operator_name)
svc_name = svc["metadata"]["name"]
cluster_ip = svc["spec"]["clusterIP"]
port = svc["spec"]["ports"][0]["port"]
mon_endpoint = f"{cluster_ip}:{port}"
mon_id = svc["spec"]["selector"]["mon"]
list_old_svc.append(cluster_ip)
# Delete deployment
log.info("Delete mon deployments")
del_obj = OCP(
kind=constants.DEPLOYMENT,
namespace=constants.OPENSHIFT_STORAGE_NAMESPACE,
)
mon_info = del_obj.get(resource_name=svc_name)
del_obj.delete(resource_name=svc_name)
# Delete pvc
if is_lso_cluster():
mon_data_path = f"/var/lib/rook/mon-{mon_id}"
mon_node = mon_info["spec"]["template"]["spec"]["nodeSelector"][
"kubernetes.io/hostname"
]
log.info(f"Delete the directory `{mon_data_path}` from {mon_node}")
cmd = f"rm -rf {mon_data_path}"
ocp_obj = OCP(namespace=constants.OPENSHIFT_STORAGE_NAMESPACE)
ocp_obj.exec_oc_debug_cmd(node=mon_node, cmd_list=[cmd])
else:
log.info("Delete mon PVC")
pvc_name = svc["metadata"]["labels"]["pvc_name"]
pvc_obj = OCP(
kind=constants.PVC, namespace=constants.OPENSHIFT_STORAGE_NAMESPACE
)
pvc_obj.delete(resource_name=pvc_name)
# Delete the mon service
log.info("Delete mon service")
svc_obj = OCP(
kind=constants.SERVICE, namespace=constants.OPENSHIFT_STORAGE_NAMESPACE
)
svc_obj.delete(resource_name=svc_name)
# Edit the cm
log.info(f"Edit the configmap {constants.ROOK_CEPH_MON_ENDPOINTS}")
configmap_obj = OCP(
kind=constants.CONFIGMAP,
namespace=constants.OPENSHIFT_STORAGE_NAMESPACE,
)
output_get = configmap_obj.get(
resource_name=constants.ROOK_CEPH_MON_ENDPOINTS
)
new_data = output_get["data"]
new_data["csi-cluster-config-json"] = (
new_data["csi-cluster-config-json"].replace(f'"{mon_endpoint}",', "")
if new_data["csi-cluster-config-json"].find(f'"{mon_endpoint}",') != 1
else new_data["csi-cluster-config-json"].replace(
f',"{mon_endpoint}"', ""
)
)
new_data["data"] = ",".join(
[
value
for value in new_data["data"].split(",")
if f"{mon_id}=" not in value
]
)
new_data["mapping"] = (
new_data["mapping"].replace(f'"{mon_id}":null,', "")
if new_data["mapping"].find(f'"{mon_id}":null,') != -1
else new_data["mapping"].replace(f',"{mon_id}":null', "")
)
params = f'{{"data": {json.dumps(new_data)}}}'
log.info(f"Removing {mon_id} entries from configmap")
configmap_obj.patch(
resource_name=constants.ROOK_CEPH_MON_ENDPOINTS,
params=params,
format_type="strategic",
)
log.info(
f"Configmap {constants.ROOK_CEPH_MON_ENDPOINTS} edited successfully"
)
# Scale up rook-ceph-operator
log.info("Scale up rook-ceph-operator")
assert modify_deployment_replica_count(
deployment_name="rook-ceph-operator", replica_count=1
), "Failed to scale up rook-ceph-operator to 1"
log.info("Successfully scaled up rook-ceph-operator to 1")
log.info("Validate rook-ceph-operator pod is running")
POD_OBJ.wait_for_resource(
condition=constants.STATUS_RUNNING,
selector=constants.OPERATOR_LABEL,
resource_count=1,
timeout=600,
sleep=5,
)
# Validate all mons are running
log.info("Validate all mons are up and running")
POD_OBJ.wait_for_resource(
condition=constants.STATUS_RUNNING,
selector=constants.MON_APP_LABEL,
resource_count=mon_count,
timeout=1200,
sleep=5,
)
log.info("All mons are up and running")
# Check the ceph health OK
ceph_health_check(tries=90, delay=15)
# Validate all storage pods are running
wait_for_storage_pods()
# Sleep for some seconds before deleting another mon
sleep_time = 300
log.info(f"Waiting for {sleep_time} seconds before deleting another mon")
time.sleep(sleep_time)
# Check the endpoints are different
log.info("Validate the mon endpoints are changed")
new_mon_svc = get_services_by_label(
label=constants.MON_APP_LABEL,
namespace=constants.OPENSHIFT_STORAGE_NAMESPACE,
)
list_new_svc = []
for new_svc in new_mon_svc:
cluster_ip = new_svc["spec"]["clusterIP"]
list_new_svc.append(cluster_ip)
diff = set(list_new_svc) ^ set(list_old_svc)
assert len(diff) == len(list_old_svc + list_new_svc), (
f"Not all endpoints are changed. Set of old "
f"endpoints {list_old_svc} and new endpoints {list_new_svc}"
)
log.info(f"All new mon endpoints are created {list_new_svc}")
# Create PVC and pods
log.info(f"Create {interface} PVC")
pod_obj = pod_factory(interface=interface)
pod_obj.run_io(storage_type="fs", size="500M")
def test_automated_recovery_from_failed_nodes_IPI_proactive(
self, interface, pvc_factory, pod_factory, dc_pod_factory):
"""
Knip-678 Automated recovery from failed nodes
Proactive case - IPI
"""
# Get OSD running nodes
osd_running_nodes = get_osd_running_nodes()
log.info(f"OSDs are running on nodes {osd_running_nodes}")
# Label osd nodes with fedora app
label_worker_node(osd_running_nodes,
label_key='dc',
label_value='fedora')
# Create DC app pods
log.info("Creating DC based app pods")
interface = (constants.CEPHBLOCKPOOL
if interface == 'rbd' else constants.CEPHFILESYSTEM)
dc_pod_obj = []
for i in range(2):
dc_pod = dc_pod_factory(interface=interface,
node_selector={'dc': 'fedora'})
pod.run_io_in_bg(dc_pod, fedora_dc=True)
dc_pod_obj.append(dc_pod)
# Get app pods running nodes
dc_pod_node_name = get_app_pod_running_nodes(dc_pod_obj)
log.info(f"DC app pod running nodes are {dc_pod_node_name}")
# Get both osd and app pod running node
common_nodes = get_both_osd_and_app_pod_running_node(
osd_running_nodes, dc_pod_node_name)
msg = "Common OSD and app running node(s) NOT found"
assert (len(common_nodes) > 0), msg
log.info(f"Common OSD and app pod running nodes are {common_nodes}")
# Get the machine name using the node name
machine_name = machine.get_machine_from_node_name(common_nodes[0])
log.info(f"{common_nodes[0]} associated machine is {machine_name}")
# Get the machineset name using machine name
machineset_name = machine.get_machineset_from_machine_name(
machine_name)
log.info(
f"{common_nodes[0]} associated machineset is {machineset_name}")
# Add a new node and label it
add_new_node_and_label_it(machineset_name)
# Delete the machine
machine.delete_machine(machine_name)
log.info(f"Successfully deleted machine {machine_name}")
# DC app pods on the failed node will get automatically created on
# other running node. Waiting for all dc app pod to reach running
# state
pod.wait_for_dc_app_pods_to_reach_running_state(dc_pod_obj)
log.info("All the dc pods reached running state")
# Check all OCS pods status, they should be in running state
all_pod_obj = pod.get_all_pods(
namespace=defaults.ROOK_CLUSTER_NAMESPACE)
for pod_obj in all_pod_obj:
if ('-1-deploy' or 'ocs-deviceset') not in pod_obj.name:
try:
helpers.wait_for_resource_state(
resource=pod_obj,
state=constants.STATUS_RUNNING,
timeout=200)
except ResourceWrongStatusException:
# 'rook-ceph-crashcollector' on the failed node stucks at
# pending state. BZ 1810014 tracks it.
# Ignoring 'rook-ceph-crashcollector' pod health check as
# WA and deleting its deployment so that the pod
# disappears. Will revert this WA once the BZ is fixed
if 'rook-ceph-crashcollector' in pod_obj.name:
ocp_obj = ocp.OCP(
namespace=defaults.ROOK_CLUSTER_NAMESPACE)
pod_name = pod_obj.name
deployment_name = '-'.join(pod_name.split("-")[:-2])
command = f"delete deployment {deployment_name}"
ocp_obj.exec_oc_cmd(command=command)
log.info(f"Deleted deployment for pod {pod_obj.name}")
else:
raise
# Check basic cluster functionality by creating resources
# (pools, storageclasses, PVCs, pods - both CephFS and RBD),
# run IO and delete the resources
self.sanity_helpers.create_resources(pvc_factory, pod_factory)
self.sanity_helpers.delete_resources()
# Perform cluster and Ceph health checks
self.sanity_helpers.health_check()
def test_simultaneous_drain_of_two_ocs_nodes(
self,
pvc_factory,
pod_factory,
dc_pod_factory,
interface,
bucket_factory,
rgw_bucket_factory,
):
"""
OCS-2128/OCS-2129:
- Create PVCs and start IO on DC based app pods
- Add one extra node in two of the AZs and label the nodes
with OCS storage label
- Maintenance (mark as unscheduable and drain) 2 worker nodes
simultaneously
- Confirm that OCS and DC pods are in running state
- Remove unscheduled nodes
- Check cluster functionality by creating resources
(pools, storageclasses, PVCs, pods - both CephFS and RBD)
- Check cluster and Ceph health
"""
# Get OSD running nodes
osd_running_worker_nodes = get_osd_running_nodes()
log.info(f"OSDs are running on nodes {osd_running_worker_nodes}")
# Label osd nodes with fedora app
label_worker_node(osd_running_worker_nodes,
label_key="dc",
label_value="fedora")
log.info("Successfully labeled worker nodes with {dc:fedora}")
# Create DC app pods
log.info("Creating DC based app pods and starting IO in background")
interface = (constants.CEPHBLOCKPOOL
if interface == "rbd" else constants.CEPHFILESYSTEM)
dc_pod_obj = []
for i in range(2):
dc_pod = dc_pod_factory(interface=interface,
node_selector={"dc": "fedora"})
pod.run_io_in_bg(dc_pod, fedora_dc=True)
dc_pod_obj.append(dc_pod)
# Get the machine name using the node name
machine_names = [
machine.get_machine_from_node_name(osd_running_worker_node)
for osd_running_worker_node in osd_running_worker_nodes[:2]
]
log.info(f"{osd_running_worker_nodes} associated "
f"machine are {machine_names}")
# Get the machineset name using machine name
machineset_names = [
machine.get_machineset_from_machine_name(machine_name)
for machine_name in machine_names
]
log.info(f"{osd_running_worker_nodes} associated machineset "
f"is {machineset_names}")
# Add a new node and label it
add_new_node_and_label_it(machineset_names[0])
add_new_node_and_label_it(machineset_names[1])
# Drain 2 nodes
drain_nodes(osd_running_worker_nodes[:2])
# Check the pods should be in running state
all_pod_obj = pod.get_all_pods(wait=True)
for pod_obj in all_pod_obj:
if ("-1-deploy" or "ocs-deviceset") not in pod_obj.name:
try:
helpers.wait_for_resource_state(
resource=pod_obj,
state=constants.STATUS_RUNNING,
timeout=200)
except ResourceWrongStatusException:
# 'rook-ceph-crashcollector' on the failed node stucks at
# pending state. BZ 1810014 tracks it.
# Ignoring 'rook-ceph-crashcollector' pod health check as
# WA and deleting its deployment so that the pod
# disappears. Will revert this WA once the BZ is fixed
if "rook-ceph-crashcollector" in pod_obj.name:
ocp_obj = ocp.OCP(
namespace=defaults.ROOK_CLUSTER_NAMESPACE)
pod_name = pod_obj.name
deployment_name = "-".join(pod_name.split("-")[:-2])
command = f"delete deployment {deployment_name}"
ocp_obj.exec_oc_cmd(command=command)
log.info(f"Deleted deployment for pod {pod_obj.name}")
# DC app pods on the drained node will get automatically created on other
# running node in same AZ. Waiting for all dc app pod to reach running state
pod.wait_for_dc_app_pods_to_reach_running_state(dc_pod_obj,
timeout=1200)
log.info("All the dc pods reached running state")
# Remove unscheduled nodes
# In scenarios where the drain is attempted on >3 worker setup,
# post completion of drain we are removing the unscheduled nodes so
# that we maintain 3 worker nodes.
log.info(f"Removing scheduled nodes {osd_running_worker_nodes[:2]}")
remove_node_objs = get_node_objs(osd_running_worker_nodes[:2])
remove_nodes(remove_node_objs)
# Check basic cluster functionality by creating resources
# (pools, storageclasses, PVCs, pods - both CephFS and RBD),
# run IO and delete the resources
self.sanity_helpers.create_resources(pvc_factory, pod_factory,
bucket_factory,
rgw_bucket_factory)
self.sanity_helpers.delete_resources()
# Perform cluster and Ceph health checks
self.sanity_helpers.health_check()
def test_nodereplacement_proactive(self, pvc_factory, pod_factory,
dc_pod_factory):
"""
Knip-894 Node Replacement proactive
"""
# Get worker nodes
worker_node_list = get_worker_nodes()
log.info(f"Current available worker nodes are {worker_node_list}")
osd_pods_obj = pod.get_osd_pods()
osd_node_name = pod.get_pod_node(random.choice(osd_pods_obj)).name
log.info(f"Selected OSD is {osd_node_name}")
log.info("Creating dc pod backed with rbd pvc and running io in bg")
for worker_node in worker_node_list:
if worker_node != osd_node_name:
rbd_dc_pod = dc_pod_factory(interface=constants.CEPHBLOCKPOOL,
node_name=worker_node,
size=20)
pod.run_io_in_bg(rbd_dc_pod,
expect_to_fail=False,
fedora_dc=True)
log.info("Creating dc pod backed with cephfs pvc and running io in bg")
for worker_node in worker_node_list:
if worker_node != osd_node_name:
cephfs_dc_pod = dc_pod_factory(
interface=constants.CEPHFILESYSTEM,
node_name=worker_node,
size=20)
pod.run_io_in_bg(cephfs_dc_pod,
expect_to_fail=False,
fedora_dc=True)
# Unscheduling node
node.unschedule_nodes([osd_node_name])
# Draining Node
node.drain_nodes([osd_node_name])
log.info("Getting machine name from specified node name")
machine_name = machine.get_machine_from_node_name(osd_node_name)
log.info(f"Node {osd_node_name} associated machine is {machine_name}")
log.info(
f"Deleting machine {machine_name} and waiting for new machine to come up"
)
machine.delete_machine_and_check_state_of_new_spinned_machine(
machine_name)
new_machine_list = machine.get_machines()
for machines in new_machine_list:
# Trimming is done to get just machine name
# eg:- machine_name:- prsurve-40-ocs-43-kbrvf-worker-us-east-2b-nlgkr
# After trimming:- prsurve-40-ocs-43-kbrvf-worker-us-east-2b
if re.match(machines.name[:-6], machine_name):
new_machine_name = machines.name
machineset_name = machine.get_machineset_from_machine_name(
new_machine_name)
log.info("Waiting for new worker node to be in ready state")
machine.wait_for_new_node_to_be_ready(machineset_name)
new_node_name = node.get_node_from_machine_name(new_machine_name)
log.info("Adding ocs label to newly created worker node")
node_obj = ocp.OCP(kind='node')
node_obj.add_label(resource_name=new_node_name,
label=constants.OPERATOR_NODE_LABEL)
log.info(
f"Successfully labeled {new_node_name} with OCS storage label")
# Creating Resources
log.info("Creating Resources using sanity helpers")
self.sanity_helpers.create_resources(pvc_factory, pod_factory)
# Deleting Resources
self.sanity_helpers.delete_resources()
# Verify everything running fine
log.info(
"Verifying All resources are Running and matches expected result")
self.sanity_helpers.health_check()
def test_automated_recovery_from_failed_nodes_IPI_reactive(
self,
nodes,
pvc_factory,
pod_factory,
failure,
dc_pod_factory,
interface,
bucket_factory,
rgw_bucket_factory,
):
"""
Knip-678 Automated recovery from failed nodes
Reactive case - IPI
"""
# Get OSD running nodes
osd_running_nodes = get_osd_running_nodes()
log.info(f"OSDs are running on nodes {osd_running_nodes}")
# Label osd nodes with fedora app
label_worker_node(osd_running_nodes,
label_key="dc",
label_value="fedora")
# Create DC app pods
log.info("Creating DC based app pods")
if interface == "rbd":
interface = constants.CEPHBLOCKPOOL
elif interface == "cephfs":
interface = constants.CEPHFILESYSTEM
dc_pod_obj = []
for i in range(2):
dc_pod = dc_pod_factory(interface=interface,
node_selector={"dc": "fedora"})
self.threads.append(pod.run_io_in_bg(dc_pod, fedora_dc=True))
dc_pod_obj.append(dc_pod)
# Get app pods running nodes
dc_pod_node_name = get_app_pod_running_nodes(dc_pod_obj)
log.info(f"DC app pod running nodes are {dc_pod_node_name}")
# Get both osd and app pod running node
common_nodes = get_both_osd_and_app_pod_running_node(
osd_running_nodes, dc_pod_node_name)
log.info(f"Both OSD and app pod is running on nodes {common_nodes}")
# Get the machine name using the node name
machine_name = machine.get_machine_from_node_name(common_nodes[0])
log.info(f"{common_nodes[0]} associated machine is {machine_name}")
# Get the machineset name using machine name
machineset_name = machine.get_machineset_from_machine_name(
machine_name)
log.info(
f"{common_nodes[0]} associated machineset is {machineset_name}")
# Add a new node and label it
new_ocs_node_names = add_new_node_and_label_it(machineset_name)
failure_domain = get_failure_domain()
log.info("Wait for the nodes racks or zones to appear...")
wait_for_nodes_racks_or_zones(failure_domain, new_ocs_node_names)
new_ocs_node = get_node_objs(new_ocs_node_names)[0]
osd_node_in_same_rack_or_zone = get_another_osd_node_in_same_rack_or_zone(
failure_domain, new_ocs_node, common_nodes)
# Get the failure node obj
failure_node_obj = get_node_objs([osd_node_in_same_rack_or_zone.name])
# Induce failure on the selected failure node
log.info(f"Inducing failure on node {failure_node_obj[0].name}")
if failure == "shutdown":
nodes.stop_nodes(failure_node_obj, wait=True)
log.info(f"Successfully powered off node: "
f"{failure_node_obj[0].name}")
elif failure == "terminate":
nodes.terminate_nodes(failure_node_obj, wait=True)
log.info(f"Successfully terminated node : "
f"{failure_node_obj[0].name} instance")
try:
# DC app pods on the failed node will get automatically created on other
# running node. Waiting for all dc app pod to reach running state
pod.wait_for_dc_app_pods_to_reach_running_state(dc_pod_obj,
timeout=720)
log.info("All the dc pods reached running state")
pod.wait_for_storage_pods(timeout=300)
except ResourceWrongStatusException:
if failure == "shutdown":
nodes.terminate_nodes(failure_node_obj, wait=True)
log.info(f"Successfully terminated node : "
f"{failure_node_obj[0].name} instance")
raise
# Check basic cluster functionality by creating resources
# (pools, storageclasses, PVCs, pods - both CephFS and RBD),
# run IO and delete the resources
self.sanity_helpers.create_resources(pvc_factory, pod_factory,
bucket_factory,
rgw_bucket_factory)
self.sanity_helpers.delete_resources()
# Perform cluster and Ceph health checks
if config.ENV_DATA["platform"].lower() == constants.VSPHERE_PLATFORM:
tries = 200
else:
tries = 40
self.sanity_helpers.health_check(tries=tries)
def test_node_replacement_reactive_aws_ipi(
self, nodes, pvc_factory, pod_factory, dc_pod_factory,
failure, interface
):
"""
Knip-894 Node replacement - AWS-IPI-Reactive
"""
# Get worker nodes
initial_nodes = get_worker_nodes()
# Get OSD running nodes
osd_running_nodes = get_osd_running_nodes()
log.info(f"OSDs are running on nodes {osd_running_nodes}")
# Label osd nodes with fedora app
label_worker_node(osd_running_nodes, label_key='dc', label_value='fedora')
# Create DC app pods
log.info("Creating DC based app pods")
if interface == 'rbd':
interface = constants.CEPHBLOCKPOOL
elif interface == 'cephfs':
interface = constants.CEPHFILESYSTEM
dc_pod_obj = []
for i in range(2):
dc_pod = dc_pod_factory(
interface=interface, node_selector={'dc': 'fedora'})
pod.run_io_in_bg(dc_pod, fedora_dc=True)
dc_pod_obj.append(dc_pod)
# Get app pods running nodes
dc_pod_node_name = get_app_pod_running_nodes(dc_pod_obj)
log.info(f"DC app pod running nodes are {dc_pod_node_name}")
# Get both osd and app pod running node
common_nodes = get_both_osd_and_app_pod_running_node(
osd_running_nodes, dc_pod_node_name
)
log.info(f"Both OSD and app pod is running on nodes {common_nodes}")
# Get the machine name using the node name
machine_name = machine.get_machine_from_node_name(common_nodes[0])
log.info(f"{common_nodes[0]} associated machine is {machine_name}")
# Get the machineset name using machine name
machineset_name = machine.get_machineset_from_machine_name(
machine_name
)
log.info(
f"{common_nodes[0]} associated machineset is {machineset_name}"
)
# Get the failure node obj
failure_node_obj = get_node_objs(node_names=[common_nodes[0]])
# Induce failure on the selected failure node
log.info(f"Inducing failure on node {failure_node_obj[0].name}")
if failure == "power off":
# Power off AWS worker node instance
nodes.stop_nodes(failure_node_obj, wait=True)
log.info(f"Successfully powered off node: {failure_node_obj[0].name}")
elif failure == "network failure":
# Induce Network failure
node_network_failure([failure_node_obj[0].name])
# Add annotation to the failed node
annotation = "machine.openshift.io/exclude-node-draining=''"
machine.add_annotation_to_machine(
annotation=annotation, machine_name=machine_name
)
# Delete the machine
machine.delete_machine(machine_name)
log.info(f"Successfully deleted machine {machine_name}")
# Wait for the new machine to spin
log.info("Waiting for the new node to be in ready state")
machine.wait_for_new_node_to_be_ready(machineset_name)
# Get the node name of new spun node
nodes_after_new_spun_node = get_worker_nodes()
new_spun_node = list(
set(nodes_after_new_spun_node) - set(initial_nodes)
)
log.info(f"New spun node is {new_spun_node}")
# Label it
node_obj = ocp.OCP(kind='node')
node_obj.add_label(
resource_name=new_spun_node[0],
label=constants.OPERATOR_NODE_LABEL
)
log.info(
f"Successfully labeled {new_spun_node} with OCS storage label"
)
# DC app pods on the failed node will get automatically created on other
# running node. Waiting for all dc app pod to reach running state
pod.wait_for_dc_app_pods_to_reach_running_state(
dc_pod_obj, timeout=1200
)
log.info("All the dc pods reached running state")
# Check all OCS pods status, they should be in running state
all_pod_obj = pod.get_all_pods(
namespace=defaults.ROOK_CLUSTER_NAMESPACE
)
for pod_obj in all_pod_obj:
if '-1-deploy' and 'ocs-deviceset' not in pod_obj.name:
try:
helpers.wait_for_resource_state(
resource=pod_obj, state=constants.STATUS_RUNNING,
timeout=1800
)
except ResourceWrongStatusException:
# 'rook-ceph-crashcollector' on the failed node stucks at
# pending state. BZ 1810014 tracks it.
# Ignoring 'rook-ceph-crashcollector' pod health check as
# WA and deleting its deployment so that the pod
# disappears. Will revert this WA once the BZ is fixed
if 'rook-ceph-crashcollector' in pod_obj.name:
ocp_obj = ocp.OCP(
namespace=defaults.ROOK_CLUSTER_NAMESPACE
)
pod_name = pod_obj.name
deployment_name = '-'.join(pod_name.split("-")[:-2])
command = f"delete deployment {deployment_name}"
ocp_obj.exec_oc_cmd(command=command)
log.info(f"Deleted deployment for pod {pod_obj.name}")
# Check basic cluster functionality by creating resources
# (pools, storageclasses, PVCs, pods - both CephFS and RBD),
# run IO and delete the resources
self.sanity_helpers.create_resources(pvc_factory, pod_factory)
self.sanity_helpers.delete_resources()
# Perform cluster and Ceph health checks
self.sanity_helpers.health_check()
