Get GKE context by name

gistfile1.txt

# Assumes unique cluster names
function get-context() {
  local CLUSTER_NAME=${1}

  [ -z ${CLUSTER_NAME} ] && echo "Give cluster name" && return 1

  local CURRENT_PROJECT=$(gcloud config get-value project)
  local CLUSTER_ZONE=$(gcloud container clusters list --filter=name:${CLUSTER_NAME} --format='value(zone)')
  [ -z ${CLUSTER_ZONE} ]  && return 1
  gcloud container clusters get-credentials ${CLUSTER_NAME} --zone=${CLUSTER_ZONE}
  kubectl config rename-context "gke_${CURRENT_PROJECT}_${CLUSTER_ZONE}_${CLUSTER_NAME}" ${CLUSTER_NAME}
}