How to Config

#!/bin/sh
#
#    Howtoconfig.com
#    Squid Log Rotate v0.1
#    By Mr. Auttasak Wongkitta
 
SQUID_CONF="/etc/squid/squid.conf"
COMPRESS=yes
LOG="/var/log/backup_log"
 
###############################
DATE=$(date "+%Y%m%d-%H")
HOSTNAME=$(hostname -s)
SQUID_PATH=$(whereis squid | awk '{print $2}')
 
SQUID_LOG=$(cat $SQUID_CONF | grep "^access_log" | awk '{print $2}')
if [ -z $SQUID_LOG ]; then
echo " * Error : access_log not found!!!"
fi
SQUID_LOG_NEW="$SQUID_LOG-$HOSTNAME-$DATE"
 
###############################
Log()
{
local LogText;
LogText="$@"
echo $(date +"%d/%m/%y %T")  "   " $LogText >> $LOG
}
###############################
###############################
Log ""
Log ""
Log "--------------------------------------------"
Log "Squid log rotate - startup"
Log ""
 
Log "Rotate Log"
$SQUID_PATH -k rotate
Log "done"
Log ""
 
Log "Loop check $SQUID_LOG.0"
while [ ! -f $SQUID_LOG.0 ]; do
sleep 1;
done
Log "done"
Log ""
 
Log "Move $SQUID_LOG.0 $SQUID_LOG_NEW"
mv $SQUID_LOG.0 $SQUID_LOG_NEW
Log "done"
Log ""
 
if [ -f $SQUID_LOG_NEW ]; then
Log "MD5 Sum : $SQUID_LOG_NEW"
SQUID_MD5=$(md5sum $SQUID_LOG_NEW | awk '{print $1}')
Log "Checksum : $SQUID_MD5"
Log "done"
Log ""
fi
 
if [ $COMPRESS=='yes' ]; then
Log "Compress log $SQUID_LOG_NEW"
SIZE_OLD=$(ls -sh $SQUID_LOG_NEW | awk '{print $1}')
tar jpcf $SQUID_LOG_NEW.tar.bz2 $SQUID_LOG_NEW 2>/dev/null
SIZE_NEW=$(ls -sh $SQUID_LOG_NEW.tar.bz2 | awk '{print $1}')
Log "Compress from $SIZE_OLD -> $SIZE_NEW"
Log "done"
Log ""
 
if [ -f $SQUID_LOG_NEW.tar.bz2 ]; then
Log "Remove file : $SQUID_LOG_NEW"
rm $SQUID_LOG_NEW
Log "done"
Log ""
fi
fi
 
Log ""
Log "End"