Proxmox backup server on-demand wakeonlan wake-on-lan

pbs_up-down.sh

#!/bin/bash
#
# This script expects that the ssh key authentication is set up between root@pve and root@pbs
#
# PBS server name
PBS_NAME=pve0
# Broadcast ip of the interface of the local server where the PBS is reachable
PBS_BROADCASTIP=192.168.99.255
# MAC address of the PBS server
PBS_MAC=90:1b:0e:aa:bb:cc
# Name of the backup datastore on the local PVE (pvesm status)
PVE_BUDS=pbs0
# Timeout waiting for the PBS datastoce become active
PVE_BUDS_TIMEOUT=180

loginfo() { echo "${1}" | tee >(logger -t ${0##*/} -p user.info) ; }
logerr() { echo "${1}" | tee >(logger -t ${0##*/} -p user.err) ; }
budsstatus() { echo $(pvesm status --storage ${PVE_BUDS} 2> /dev/null | tail -1 | awk '{print $3}') ; }

SECONDS=0 # reset 'timer'. This is a bash built-in timer counting seconds since the start of the shell

if [ "$1" == "job-init" ]; then
  loginfo "== JOB-INIT start =="
  loginfo "Enabling backup datastore: ${PVE_BUDS}"
  pvesm set ${PVE_BUDS} --disable 0
  loginfo "Waking up the backup server: ${PBS_NAME}"
  loginfo "$(/usr/bin/wakeonlan -i ${PBS_BROADCASTIP} ${PBS_MAC})"
  loginfo "Waiting for backup datastore: ${PVE_BUDS}"
  until [ "$(budsstatus)" == "active" ]; do
    if [ ${SECONDS} -gt ${PVE_BUDS_TIMEOUT} ]; then
      logerr "ERROR: Timeout [${PVE_BUDS_TIMEOUT}s] waiting for backup datastore: ${PVE_BUDS}"
      exit 1
    fi 
    loginfo "Not active, waiting 15 secs"
    sleep 15
  done
  loginfo "Backup datastore status is: $(budsstatus)"
  loginfo "== JOB-INIT end =="
fi

if [ "$1" == "job-end" ]; then
  loginfo "== JOB-INIT end =="
  # Wait for other backup related tasks (GC collection, prune, etc) to finish before shutting down the PBS
  loginfo "Waiting for all tasks at ${PBS_NAME} to finish"
  until [ "$(ssh root@${PBS_NAME} proxmox-backup-manager task list | grep running | wc -l)" == "0" ]; do
    loginfo "Tasks are still running, waiting 15 secs"
    sleep 15
  done
  loginfo "Disabling backup datastore: ${PVE_BUDS}"
  pvesm set ${PVE_BUDS} --disable 1
  loginfo "Shutting down backup server: ${PBS_NAME}"
  ssh root@${PBS_NAME} 'init 0'
  loginfo "== JOB-END end =="
fi

exit 0