#!/bin/bash
pid=$(pgrep sipbx)
uptime=$(ps -p "$pid" -o etime=)
process=$(ps -ef | grep -i sipbx | grep -v grep)
disk_mount=$(df -h | grep nsfs | awk '{print $5}' | tr -d '%')
dick=$(df -h| head -2 | tail -1| awk '{print $5}' | tr -d '%')
disk_email=$(df -h | grep nsfs)
hostname=$(hostname | cut -d. -f1)
email="cstobie@esi-estech.com, pvazquez@esi-estech.com, davidthompson@esi-estech.com, vchan@esi-estech.com"
status=$(service netsapiens-nms status)
success="The Disk usage on $hostname was low enough to safely restart the SiPbx service.\n Please investigate this issue to ensure that everything is up and running as expected\n The current pid of the newly started process is $pid.\n The uptime is $uptime.\n\n Process verification: \n\n Output of pgrep: $pid \n\n Output of ps: $process \n\n Service state: $status"
failure="The process SiPbx will not start. \n\nOutput of pgrep: $pid \n\nOutput of ps: $process \n\n Service state: $status \n\n Please investigate on $hostname to determine root cause"
disk_fail="The disk usage on $hostname was too high to safely restart the SiPbx service. \n Please investigate disk issues and restart the service manually. \n\n Disk Usage: $disk_email"
nsfs=('nysas1' 'lasas1' 'nysas2' 'lasas2' 'nyvth' 'lavth')
mount=('nms-22' 'nms-21' 'nms-01' 'nms-02')


for i in "${nsfs[@]}"
 do
  if [[ $hostname == $i ]]
      then
    if [[ ! $pid ]]
     then
       if [[ $disk -le 85 ]]
        then
         /etc/init.d/netsapiens_nms start
          if [[ $pid ]]
           then
        echo -e $success | mail -s "SiPbx successful restart on $hostname" $email
           else
        echo -e $failure | mail -s "Sipbx failed restart on $hostname" $email
          fi
        else
         echo -e $disk_fail | mail -s "Disk usage was too high on $hostname to restart SiPbx" $email
       fi
    fi
 fi
done

for i in "${mount[@]}"
 do
    if [[ $hostname == $i ]]
      then
        if [[ ! $pid ]]
         then
           if [[ $mount -le 85 ]]
            then
             /etc/init.d/netsapiens_nms start
              if [[ $pid ]]
               then
                echo -e $success | mail -s "SiPbx successful restart on $hostname" $email
               else
                echo -e $failure | mail -s "Sipbx failed restart on $hostname" $email
              fi
            else
             echo -e $disk_fail | mail -s "Disk usage was too high on $hostname to restart SiPbx" $email
           fi
        fi
  fi
done