#!/bin/bash
HOST_TO_UPDATE=Host1
OS_MASTER=Master1

function time_counter()
{
count=0
total=120

  while [ $count -lt $total ]; do
    sleep 0.5 # this is work
    count=$(( $count + 1 ))
    pd=$(( $count * 60 / $total ))
    printf "\r${pd}s" $(( $count * 60 / $total ))
  done
}


  echo "Draining $HOST_TO_UPDATE"
  echo "ssh -n $OS_MASTER "oc adm drain --ignore-daemonsets $HOST_TO_UPDATE""
  echo "
 ________________________________________________________________________
< This will take a minute, Just making sure that the node is fully drained >
 ------------------------------------------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\/
                ||----w |
                ||     ||

  "
  time_counter