#!/bin/bash
# This script is designed to make daily backups of important files.
# Designed correctly it will make a backup of the files and then they will be 
# available for download to a backup machine. Hopefully this will rotate the
# the daily logs and I will have seven mostly current backups.

#Set the daily extension
extension=`date +%A`
lockfile=/var/backup/$extension.logs
#Name the different backups
daily=/var/backup/daily.$extension.tar.bz2
current=/var/backup/current.tar
current_config=/var/backup/current_config.tar
current_logs=/var/backup/current_logs.tar.bz2
current_web=/var/backup/current_web.tar.bz2

#Setup the types of backups
www=/var/www
named=/var/named
etc=/etc
mail=/var/spool/mqueue
mail1=/var/spool/mail
home=/home
sucks_logs=/home/elgreen/logs
all_logs=/var/log
mysql=/var/lib/mysql
exclude=/etc/cron.backup/ex_file

all="$mail $mail1 $home $mysql"
logs="$all_logs"
configs="$etc $named"

#Changed this from ext3 to just  a regular mount to see if the mount problem will go away

#mount -t ext3 -o rw /dev/hdb7 /var/backup 
touch $lockfile

#Move the config backup if it's there 
if [ -f $current_config ]; then
    bzip2 $current_config
    mv -f $current_config.bz2 $current_config.bz2.1
#   tar -cf $current_config $configs
# else 
fi
   tar -cf $current_config $configs
#fi
#Create the log backups if they don't exist, otherwise, update the backup
if [ -f $current_logs ]; then
   echo "Moving $current_logs to $current_logs.1"
#   bzip2 $current_logs
   mv -f $current_logs $current_logs.1
   
   echo "Creating new log file"
   tar -cjf $current_logs $logs 
#if [ -f !$current_logs ]; then
#    echo "Creating new log file"
#    tar -cf $current_logs $logs
else 
    echo "Log file missing- creating new"
    tar -cjf $current_logs $logs
fi
if [ -f !$current_web ]; then
   tar -cjf $current_web -X $exclude $www
else
   
   mv -f $current_web $current_web.1
   tar -cjf $current_web -X $exclude $www
fi

# Rotate logs if they exist- this should give me a total of 14 days backup- 
# if it works
if [ -f $daily ]; then
  mv -f $daily $daily.1
fi
#create the tar file
tar -cjf $daily -X $exclude $all 
#Rotate the current tar file- should give me two running backups
if [ -f $current ]; then
    mv -f $current $current.1
fi
#Create a tar file that should always be the current one...
tar -cf  $current -X $exclude $all 

rm -rf $lockfile 
#umount /var/backup
exit 0