Fosiul.com

#!/bin/bash
########################################
# This script will check for available package-
# update for Centos/Redhat 5 sytem
# Written by        : Fosiul Alam
# Version           :1.0
# Created Date      : 27/08/2009
# Last Modification : 27/08/2009
#########################################
 
########################################
# Command use       : yum -e0 -d0 check-update
# Usage             : /yum-script.sh
########################################
 
_GET_HOSTNAME=`hostname`
_TODAY=`date '+%A'`
_YESTERDAY=`date '+%A' --date='1 day ago'`
_CMD_FILE=/tmp/tmp.txt.$_TODAY
_CMD_YESTERDAY_FILE=/tmp/tmp.txt.$_YESTERDAY
_EMAIL_REPORTS=/tmp/yum-reports.txt
 
#Delete Yesterday's tmp.txt file( Housekeeping)
if  [ -e $_CMD_YESTERDAY_FILE ]
then
rm $_CMD_YESTERDAY_FILE
fi
 
#check if yum-reports.txt file exists or not
 
if [ -e $_EMAIL_REPORTS ]
#if the file exists then delete the file
then
rm $_EMAIL_REPORTS
#Create the file again
touch $_EMAIL_REPORTS
#Initialize yum command into the variables
yum -e0 -d0 check-update >$_CMD_FILE
 
#Check if file is exists and not  empty
 
if [ -s $_CMD_FILE ]
 
then
#_EMAIL_REPORTS=/tmp/yum-reports.txt
echo "Daily($_TODAY) Yum Updates Reports for $_GET_HOSTNAME " >> $_EMAIL_REPORTS
echo "There are some updates availabe for your attention" >> $_EMAIL_REPORTS
echo "###########Updates Are###########" >> $_EMAIL_REPORTS
cat $_CMD_FILE >> $_EMAIL_REPORTS
echo "############## Updates Finished#####" >> $_EMAIL_REPORTS
cat $_EMAIL_REPORTS | mail -s "Yum Reports For $_GET_HOSTNAME " fosiul@gmail.com
 
else
echo " NO Updates for $_TODAY" >/dev/null 2>&1
 
fi
 
fi