#! /bin/sh

#======================================================================
#  Disk Checker utility
#
#  Simple little script that checks the status of all partitions
#  on a node's hard disks.  It will produce a warning alert and list
#  the offending filesystems in nagios.
#
#    Authors:  SpEnTBoY
#              TheRocker
#
#    Email:    lonny@abyss.za.org
#              therocker@pawprints.2y.net
#=====================================================================

NUMBER=`rsh $1 -l root df -kP | grep -v ":" | grep -E "9[0-9]%" | tr -s ' '| cut -d' ' -f5 | cut -c1-2 | line`
TMPFILE=/tmp/tmp.hndl
TMPTOO=/tmp/two.hndl

if [ "$NUMBER" -gt 90 ]
then

 `rsh $1 -l root df -kP |grep -v ":" | grep -E "9[0-9]%" | tr -s ' '| cut -d' ' -f6,5 >> $TMPFILE`

     LINES=`wc -l /tmp/tmp.hndl | cut -c8`
     LINESCTL=`wc -l /tmp/tmp.hndl | cut -c8 `
     echo "Filesystems over 90% --> \c" 

#======================================================================
#  You'll see this one in a few our shell scripts.  Just chcecking for
#  multiple occurances of the warnign condition.  We gotta list 'em all
#======================================================================

     while [ $LINESCTL != 0 ]
      do

       cat $TMPFILE | tail -$LINESCTL > $TMPTOO
       cat $TMPTOO > $TMPFILE
       LINESCTL=$(( $LINESCTL -1 ))
       LINES=$(( $LINES -1 ))
       DATA=`head -1 /tmp/tmp.hndl`
       echo "( $DATA ) \c"
       
     
     done
     echo "\n"

#===============================================================
#  Clean up all those nasty tmp files that suck up valuable
#  disk realestate.
#===============================================================

     rm -f $TMPFILE
     rm -f $TMPTOO
     exit 1

else

    echo "No Filesystems over 90%... OK"
    exit 0
fi