VMware ESX - Suspend all VMs

gistfile1.txt

#/bin/sh

VMS=`vim-cmd vmsvc/getallvms | grep vmx | awk '{print $1}'`
for VM in $VMS ; do
     PWR=`vim-cmd vmsvc/power.getstate $VM | grep -v "Retrieved runtime info"`
     if [ "$PWR" == "Powered on" ] ; then
          name=`vim-cmd vmsvc/get.config $VM | grep -i "name =" | awk '{print $3}' | head -1 | cut -d "\"" -f2`
          echo "Powered on: $name"
          echo "Suspending: $name"
          vim-cmd vmsvc/power.suspend $VM > /dev/null &
     fi
done

while true ; do
     RUNNING=0
     for VM in $VMS ; do          PWR=`vim-cmd vmsvc/power.getstate $VM | grep -v "Retrieved runtime info"`
          if [ "$PWR" == "Powered on" ] ; then
          echo "Waiting... $VM"
          RUNNING=1
          fi
     done
     if [ $RUNNING -eq 0 ] ; then
          echo "All VMs suspended..."
          break
     fi
     sleep 1
done

#echo "Now put host in maintenance mode ..."
#vim-cmd hostsvc/maintenance_mode_enter