def check_exec(host, command, label, namespace):
# Just in case something is not ready yet, we make sure we can find
# candidates before trying further
def _wait_for_pods():
assert len(kube_utils.get_pods(host, label, namespace)) > 0
utils.retry(_wait_for_pods,
times=10,
wait=3,
name="wait for pod labeled '{}'".format(label))
candidates = kube_utils.get_pods(host, label, namespace)
assert len(candidates) == 1, (
"Expected only one Pod with label {l}, found {f}").format(
l=label, f=len(candidates))
pod = candidates[0]
with host.sudo():
host.check_output(
'kubectl --kubeconfig=/etc/kubernetes/admin.conf '
'exec --namespace %s %s %s',
namespace,
pod['metadata']['name'],
command,
)
def check_pod_state(host, label, state):
pods = kube_utils.get_pods(
host, label, namespace="kube-system", status_phase="Running",
)
assert len(pods) > 0, "No {} pod with label '{}' found".format(
state.lower(), label
)
def _check_pods_count():
pods = kube_utils.get_pods(
host,
label,
namespace="kube-system",
status_phase="Running",
)
assert len(pods) >= min_pods_count
def _check_pods_count():
pods = kube_utils.get_pods(
k8s_client,
ssh_config,
label,
node,
namespace=namespace,
state="Running",
)
assert len(pods) == pods_count
def check_pod_state(request, host, k8s_client, label, state):
ssh_config = request.config.getoption('--ssh-config')
pods = kube_utils.get_pods(
k8s_client, ssh_config, label,
namespace="kube-system", state="Running",
)
assert pods, "No {} pod with label '{}' found".format(
state.lower(), label
)
def _wait_for_status():
pods = kube_utils.get_pods(
k8s_client, ssh_config, label,
namespace=namespace
)
assert pods
for pod in pods:
# If really not ready, status may not have been pushed yet.
if pod.status.conditions is None:
assert expected_status == 'NotReady'
continue
for condition in pod.status.conditions:
if condition.type == 'Ready':
break
assert kube_utils.MAP_STATUS[condition.status] == expected_status
return pods
def check_exec(request, host, k8s_client, command, label, namespace):
ssh_config = request.config.getoption('--ssh-config')
# Just in case something is not ready yet, we make sure we can find
# candidates before trying further
def _wait_for_pods():
pods = kube_utils.get_pods(
k8s_client, ssh_config, label, namespace=namespace
)
assert len(pods) > 0
utils.retry(
_wait_for_pods,
times=10,
wait=3,
name="wait for pod labeled '{}'".format(label)
)
candidates = kube_utils.get_pods(
k8s_client, ssh_config, label, namespace=namespace
)
assert len(candidates) == 1, (
"Expected only one Pod with label {l}, found {f}"
).format(l=label, f=len(candidates))
pod = candidates[0]
with host.sudo():
host.check_output(
'kubectl --kubeconfig=/etc/kubernetes/admin.conf '
'exec --namespace %s %s %s',
namespace,
pod.metadata.name,
command,
)
def _wait_for_pods():
assert len(kube_utils.get_pods(host, label, namespace)) > 0
def _wait_for_pods():
pods = kube_utils.get_pods(
k8s_client, ssh_config, label, namespace=namespace
)
assert len(pods) > 0