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Set cloud provider config to have shorter cache ttl #3977

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Sep 14, 2023
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Set cloud provider config to have shorter cache ttl #3977

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18 changes: 11 additions & 7 deletions hack/create-custom-cloud-provider-config.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -25,12 +25,16 @@ source "${REPO_ROOT}/hack/common-vars.sh"

make --directory="${REPO_ROOT}" "${KUBECTL##*/}"

# Test cloud provider config with shorter cache ttl
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Test suggests we don't know yet if the shorter cache ttl will work. @lzhecheng do we want to merge this change anyway? lgtm overall.

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Yes.
The purpose is to shorten the period of time "before node shutdown taint and node out-of-service taint are added" for feature non-graceful-node-shutdown. PR.
Shorter cache ttl needs testing before applied in AKS.

CLOUD_PROVIDER_CONFIG="https://raw.githubusercontent.com/kubernetes-sigs/cloud-provider-azure/master/tests/k8s-azure/manifest/cluster-api/cloud-config-vmss-short-cache-ttl.json"
if [[ -n "${CUSTOM_CLOUD_PROVIDER_CONFIG:-}" ]]; then
curl --retry 3 -sL -o tmp_azure_json "${CUSTOM_CLOUD_PROVIDER_CONFIG}"
envsubst < tmp_azure_json > azure_json
"${KUBECTL}" delete secret "${CLUSTER_NAME}-control-plane-azure-json" || true
"${KUBECTL}" create secret generic "${CLUSTER_NAME}-control-plane-azure-json" \
--from-file=control-plane-azure.json=azure_json \
--from-file=worker-node-azure.json=azure_json
rm tmp_azure_json azure_json
CLOUD_PROVIDER_CONFIG="${CUSTOM_CLOUD_PROVIDER_CONFIG:-}"
fi

curl --retry 3 -sL -o tmp_azure_json "${CLOUD_PROVIDER_CONFIG}"
envsubst < tmp_azure_json > azure_json
"${KUBECTL}" delete secret "${CLUSTER_NAME}-control-plane-azure-json" || true
"${KUBECTL}" create secret generic "${CLUSTER_NAME}-control-plane-azure-json" \
--from-file=control-plane-azure.json=azure_json \
--from-file=worker-node-azure.json=azure_json
rm tmp_azure_json azure_json