exsi_disk_status.sh

#!/bin/bash
# Quickly display the output from various ESXi disks.
# Until I get feedback, this is going to be a dirty to write it. Should work?
# 
# File syntax for the drive listing should look something like this -
#   DRIVE NAME = DRIVE ID
# The '=' is important as that's the sepperator for the variables.
 
while true
do

   drives="esxi_drive_listing"
   command="esxcli storage core device smart get -d"
   time=`date +"%D @ %r"`
   title="PRT-ESXi Disk Health Status Report:"
   filename="report_log"
   email="foo@bar.net"

   echo ""
   echo "$title"
   echo ""
   echo "Time of S.M.A.R.T. analysis: $time"
   echo ""
   cat "$drives" | while read line; do
      disk_name=`echo "$line" | cut -f1 -d "="`
      disk_id=`echo "$line" | cut -f2 -d "=" | sed 's/^ *//g'`
      status=`eval "$command $disk_id" | grep "Health" | awk {'print $3'}`
      temp=`eval "$command $disk_id" | grep "Drive Temperature" | awk {'print $3'}`
      drive=`echo "$line" | cut -f1 -d " "`
      echo "[ $status @ $temp °F ] $disk_name ($disk_id)"
   done
   echo ""
    
   {
       echo ""
       echo "$title"
       echo ""
       echo "Time of S.M.A.R.T. analysis: $time"
       echo ""
       cat "$drives" | while read line; do
           disk_name=`echo "$line" | cut -f1 -d "="`
           disk_id=`echo "$line" | cut -f2 -d "=" | sed 's/^ *//g'`
           if [ "$1" = "-v" ]; then
               eval "$command $disk_id"
           else
               status=`eval "$command $disk_id" | grep "Health" | awk {'print $3'}`
               temp=`eval "$command $disk_id" | grep "Drive Temperature" | awk {'print $3'}`
               drive=`echo "$line" | cut -f1 -d " "`
               # echo "Status of $drive: $status"
               if [ "$status" != "OK" ]; then
               
               # I had to change the operand from ! to != (unknown operand error)
               
                   echo "[ $status @ $temp °F ] $disk_name ($disk_id)" >> "$filename"_error
               fi
               echo "[ $status @ $temp °F ] $disk_name ($disk_id)"
           fi
       done
       echo ""
   } > "$filename"
    

   # TODO: If the status ! 'OK' then email specified address
   # Maybe if the run time is after 6pm (or something- business hours) then
   # the script will only email results if there is a warning?

   # mail -s \"Status\ Update\" -v "$email" < "$filename"
   # mail -s \"Status\ Update\" -v "$email" < "$filename"_error

   # scar45: I have disabled the mail function since ESXi doesn't have the ability (mail: not found)
   #           Hoping to have this loop on a timer (w/a way to force exit?) since CRON isn't as useful
   #           without the e-mail functionality. I'll just open a PuTTY session and run the script once
   #           then leave the terminal window open and monitor that way (for nao)...
   #           also, if all Status == "OK", then the error file doesn't get created, and below, the 'rm' command errors w/404 ;) 
    
   # Cleanup
   # rm "$filename" "$filename"_error
   
   # Loop counter in seconds (CTRL+C to break)
   sleep 900
done