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Uncordon the node after upgrade

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Previous logic was relying on the node to recreate the node API object
and, as a side-effect, uncordon itself. A change went in that no
longer ensures the node recreates itself, so the bug in this logic was exposed.
This commit is contained in:
Kris 2018-05-09 11:11:09 -07:00
parent 1ed1cf6ef3
commit 231fe79332
1 changed files with 12 additions and 6 deletions
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18
cluster/gce/upgrade.sh
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@ -342,15 +342,21 @@ function do-single-node-upgrade() {
sleep 1
done
# Wait for the node to not have SchedulingDisabled=True and also to have
# Ready=True.
# Uncordon the node.
echo "== Uncordon ${instance}. == " >&2
local uncordon_rc
"${KUBE_ROOT}/cluster/kubectl.sh" uncordon "${instance}" \
&& uncordon_rc=$? || uncordon_rc=$?
if [[ "${uncordon_rc}" != 0 ]]; then
echo "== FAILED to uncordon ${instance} =="
return ${uncordon_rc}
fi
# Wait for the node to have Ready=True.
echo "== Waiting for ${instance} to become ready. ==" >&2
while true; do
local cordoned=$("${KUBE_ROOT}/cluster/kubectl.sh" get node "${instance}" --output='jsonpath={.status.conditions[?(@.type == "SchedulingDisabled")].status}')
local ready=$("${KUBE_ROOT}/cluster/kubectl.sh" get node "${instance}" --output='jsonpath={.status.conditions[?(@.type == "Ready")].status}')
if [[ "${cordoned}" == 'True' ]]; then
echo "Node ${instance} is still not ready: SchedulingDisabled=${ready}"
elif [[ "${ready}" != 'True' ]]; then
if [[ "${ready}" != 'True' ]]; then
echo "Node ${instance} is still not ready: Ready=${ready}"
else
echo "Node ${instance} Ready=${ready}"