backup_k8s_gce_pd.sh

#!/bin/bash

dump_pvinfo(){
    namespace=$1
    for pvc  in $(kubectl get pvc -o=jsonpath="{.items[*].metadata.name}"  -n $namespace); do
        echo "  " $pvc
        pv=$(kubectl get pvc -o=jsonpath="{.spec.volumeName}" -n $namespace $pvc)
        echo "    " $pv
        pdName=$(kubectl get pv -o=jsonpath="{.spec.gcePersistentDisk.pdName}" -n $namespace $pv)
        echo "      " $pdName
        gcloud compute disks list --filter="name=('$pdName')" | tail -n +2 | while read DISK_NAME ZONE c3 c4; do
            SNAPSHOTNAME=$DISK_NAME-$(date  -j -v-60d "+%Y-%m-%d")
             SNAPNAME=$(echo $SNAPSHOTNAME | cut -c1-60)
            echo $SNAPNAME
            gcloud compute disks snapshot $DISK_NAME --snapshot-names $SNAPNAME --zone $ZONE 
        done
    done;
}

for namespace in $(kubens); do
    echo $namespace
    dump_pvinfo $namespace
done;

public