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nestoru/gke kubernetes upgrade.sh

Last active October 5, 2017 01:28
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gke kubernetes upgrade.sh
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gke kubernetes upgrade.sh
# add temporary access from 0.0.0.0/0 (anywhere) to protected services pods connect to
# check cluster version
gcloud container clusters list
# switch to the specific project
gcloud config set project my-project
gcloud container clusters get-credentials my-project-cluster --zone us-east1-b --project my-project
# check available versions
gcloud container get-server-config
# upgrade cluster master. Note that you have to go up one minor version at a time, for example 1.5.7 needs to go up to 1.6.7 before being upgraded to 1.7.2
gcloud container clusters upgrade my-project-cluster --master --cluster-version=1.7.6-gke.1
# upgrade cluster nodes
gcloud container clusters upgrade my-project-cluster --cluster-version=1.7.6
# list instances external IPs
gcloud compute instances list
# remove access from old external pod IPs, add access to the new external IPs using CIDR /32
# remove temporary access from 0.0.0.0/0 (anywhere)
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