| #!/usr/bin/env bash |
| |
| # Copyright 2016 The Kubernetes Authors. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| # A script that let's gci preemptible nodes gracefully terminate in the event of a VM shutdown. |
| preemptible=$(curl "http://metadata.google.internal/computeMetadata/v1/instance/scheduling/preemptible" -H "Metadata-Flavor: Google") |
| if [ ${preemptible} == "TRUE" ]; then |
| echo "Shutting down! Sleeping for a minute to let the node gracefully terminate" |
| # https://cloud.google.com/compute/docs/instances/stopping-or-deleting-an-instance#delete_timeout |
| sleep 30 |
| fi |
