Live XCP host backups

xe-host-backup

#!/usr/bin/env bash

DST_PATH="${DST_PATH:-/tmp}"

backup() {
  uuid="$1"
  label_name=$( xe vm-list uuid="$uuid" | grep 'name-label' | cut -b 24- )

  snapshot_uuid=$( xe vm-snapshot vm="$uuid" new-name-label=backup_vm )
  xe template-param-set is-a-template=false ha-always-run=false uuid="$snapshot_uuid"

  filename="$DST_PATH/$( date +%Y-%m-%d )-$uuid.xva"
  xe vm-export vm="$snapshot_uuid" filename="$filename"

  xe vm-uninstall uuid="$snapshot_uuid" force=true
}

backup_all() {
  options="vm-list is-control-domain=false is-a-template=false is-a-snapshot=false"
  for uuid in $( xe $options | grep 'uuid' | awk -F': ' '{ print $2 }' ); do
    backup "$uuid"
  done
}

if [[ -z "$1" ]]; then
  echo "Usage: $0 (<UUID>|all)"
  exit 2
fi

if [[ "$1" = "all" ]]; then
  backup_all
else
  backup "$1"
fi