def test_upgrade_apply_user_lock(provision, platform, kubectl, skuba):
"""
Starting from an outdated cluster, check what node upgrade apply reports.
"""
# lock kured
kubectl_cmd = (
"-n kube-system annotate ds kured weave.works/kured-node-lock="
"'{\"nodeID\":\"manual\"}'")
kubectl.run_kubectl(kubectl_cmd)
for role in ("master", "worker"):
num_nodes = platform.get_num_nodes(role)
for n in range(0, num_nodes):
# disable skuba-update.timer
platform.ssh_run(
role, n, "sudo systemctl disable --now skuba-update.timer")
assert node_is_ready(platform, kubectl, role, n)
result = skuba.node_upgrade("apply", role, n)
assert result.find("successfully upgraded") != -1
assert node_is_upgraded(kubectl, platform, role, n)
ssh_cmd = "sudo systemctl is-enabled skuba-update.timer || :"
assert platform.ssh_run(role, n, ssh_cmd).find("disabled") != -1
kubectl_cmd = (r"-n kube-system get ds/kured -o jsonpath="
r"'{.metadata.annotations.weave\.works/kured-node-lock}'")
result = wait(kubectl.run_kubectl,
kubectl_cmd,
wait_backoff=30,
wait_retries=3,
wait_allow=(RuntimeError))
assert result.find("manual") != -1
def test_upgrade_apply_from_previous(deployment, platform, skuba, kubectl):
"""
Starting from an outdated cluster, check what node upgrade apply reports.
"""
for role in ("master", "worker"):
num_nodes = platform.get_num_nodes(role)
for n in range(0, num_nodes):
assert node_is_ready(platform, kubectl, role, n)
result = skuba.node_upgrade("apply", role, n)
assert result.find("successfully upgraded") != -1
assert node_is_upgraded(kubectl, platform, role, n)
def test_upgrade_plan_from_previous_with_upgraded_control_plane(deployment, skuba, kubectl, platform):
"""
Starting from an updated control plane, check what cluster/node plan report.
"""
masters = platform.get_num_nodes("master")
for n in range(0, masters):
assert node_is_ready(platform, kubectl, "master", n)
master = skuba.node_upgrade("apply", "master", n)
assert master.find("successfully upgraded") != -1
assert node_is_upgraded(kubectl, platform, "master", n)
workers = platform.get_num_nodes("worker")
for n in range(0, workers):
worker = skuba.node_upgrade("plan", "worker", n)
assert worker.find(
"Current Kubernetes cluster version: {pv}".format(pv=PREVIOUS_VERSION))
assert worker.find("Latest Kubernetes version: {cv}".format(
cv=CURRENT_VERSION)) != -1
assert worker.find(" - kubelet: {pv} -> {cv}".format(
pv=PREVIOUS_VERSION, cv=CURRENT_VERSION)) != -1
def check_node_is_ready(platform, kubectl, role, nr):
assert node_is_ready(platform, kubectl, role, nr)