#!/bin/bash
# -- rgdao.com
# check node public storage
function pk()
{
for i in `cat /etc/hosts |grep -v '#' |grep 110.1.1 |grep node |awk '{print $2}'`
do
  ping -c 1 $i &>/dev/null
  if [[ $? < 1 ]]
    then
        echo "compute $i poweroffing"
        ssh $i -- poweroff &>/dev/null
    else
        echo "compute $i no respond"
  fi
done
}
if [ `id -u` -eq 0 ];then
   SN=yes
   echo "HPC Cluster shutdown now: yes|no"
   read -p 'Enter your action: ' READ
   if [ $SN = $READ ]; then
     pk
   else
     echo 'Incorrect input'
     exit 0
   fi
else
  echo 'Is not the root user | Incorrect input'
  exit 0
fi
#--end