restore script is feature complete 🐐
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1 changed files with 110 additions and 7 deletions
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@ -76,12 +76,115 @@ for pod_name in $pod_names; do
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fi
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done
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echo "Please restore the pvs and pvcs. After that write done: "
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while :; do
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read INPUT
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if [[ $INPUT == "done" ]]; then
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break
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fi
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done
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function yes_or_no {
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while true; do
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read -p "$* [y/n]: " yn
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case $yn in
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[Yy]*) return 0 ;;
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[Nn]*) return 1 ;;
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esac
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done
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}
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if yes_or_no "Should the script restore all backups automatically?"; then
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command_exists "curl"
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command_exists "jq"
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while :; do
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echo -n "longhorn username: "
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read USERNAME
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echo -n "longhorn password: "
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read -s PASSWORD
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echo ""
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# check if credentials work
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API_STATUS_CODE=$(curl -o /dev/null -su "$USERNAME:$PASSWORD" -w "%{http_code}" -X "GET" "https://longhorn.services.yolokube.de/v1")
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if [[ $API_STATUS_CODE == "200" ]]; then
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break
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else
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echo "login credentials seem to be wrong, got error $API_STATUS_CODE"
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fi
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done
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# get Backup Target
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BACKUPTARGET=$(curl -su "$USERNAME:$PASSWORD" https://longhorn.services.yolokube.de/v1/backuptargets | jq -r ".data[0].backupTargetURL")
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while IFS= read -r b; do
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LASTBACKUP=$(echo $b | jq -r ".lastBackupName")
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VOLUMEID=$(echo $b | jq -r ".id")
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API_STATUS_CODE=$(curl -o /dev/null -su "$USERNAME:$PASSWORD" -w "%{http_code}" -X "POST" "https://longhorn.services.yolokube.de/v1/volumes" \
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-H 'Content-Type: application/json' \
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-d $"{
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\"name\": \"${VOLUMEID}\",
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\"numberOfReplicas\": 3,
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\"accessMode\": \"rwo\",
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\"encrypted\": false,
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\"restoreVolumeRecurringJob\": \"ignored\",
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\"nodeSelector\": [],
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\"diskSelector\": [],
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\"fromBackup\": \"${BACKUPTARGET}?backup=${LASTBACKUP}&volume=${VOLUMEID}\",
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\"staleReplicaTimeout\": 20
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}")
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if [[ $API_STATUS_CODE != "200" ]]; then
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echo "could not restore $VOLUMEID"
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fi
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done <<< "$(curl -su "$USERNAME:$PASSWORD" https://longhorn.services.yolokube.de/v1/backupvolumes | jq -c '.data[]')"
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wait_for_volume () {
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counter=0
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while [ $counter -lt 50 ]; do
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# get volume info
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VOLUME=$(curl -su "$USERNAME:$PASSWORD" https://longhorn.services.yolokube.de/v1/volumes/$1)
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# parse json
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READY=$(echo $VOLUME | jq -r ".ready")
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STATE=$(echo $VOLUME | jq -r ".state")
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# if the volume is ready return
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if [ $READY == "true" ] && [ $STATE == "detached" ]; then
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return
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fi
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let counter++
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sleep 5
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done
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echo "timeout while waiting for volume $1 to become ready"
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}
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# wait a while for longhorn to create the volumes from backup
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echo "waiting for backups to be restored"
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sleep 10
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# go through all volumes
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while IFS= read -r b; do
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VOLUMEID=$(echo $b | jq -r ".id")
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VOLUMENAME=$(echo $b | jq -r ".name")
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NAMESPACE=$(echo $b | jq -r ".kubernetesStatus.namespace")
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PVCNAME=$(echo $b | jq -r ".kubernetesStatus.pvcName")
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echo "wait for $VOLUMEID to bevome ready"
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wait_for_volume $VOLUMEID
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echo "volume is ready... create PVs and PVCs"
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API_STATUS_CODE=$(curl -o /dev/null -su "$USERNAME:$PASSWORD" -w "%{http_code}" -X "POST" "https://longhorn.services.yolokube.de/v1/volumes/$VOLUMEID?action=pvCreate" \
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-H 'Content-Type: application/json' \
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-d $"{
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\"pvName\":\"${VOLUMENAME}\",
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\"fsType\":\"ext4\"
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}")
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if [[ $API_STATUS_CODE != "200" ]]; then
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echo "could not create PV for $VOLUMEID"
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fi
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API_STATUS_CODE=$(curl -o /dev/null -su "$USERNAME:$PASSWORD" -w "%{http_code}" -X "POST" "https://longhorn.services.yolokube.de/v1/volumes/$VOLUMEID?action=pvcCreate" \
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-H 'Content-Type: application/json' \
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-d $"{
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\"pvcName\":\"${PVCNAME}\",
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\"namespace\":\"${NAMESPACE}\"
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}")
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if [[ $API_STATUS_CODE != "200" ]]; then
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echo "could not create PVC for $VOLUMEID"
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fi
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done <<< "$(curl -su "$USERNAME:$PASSWORD" https://longhorn.services.yolokube.de/v1/volumes | jq -c '.data[]')"
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else
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echo "Please restore the pvs and pvcs manually. After that write done: "
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while :; do
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read INPUT
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if [[ $INPUT == "done" ]]; then
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break
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fi
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done
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fi
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echo "Restore everything else"
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velero restore create --from-backup "$BACKUPNAME" --exclude-resources persistentvolumes,persistentvolumeclaims restore-part-3 || exit 1
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