Script for periodical backup of /etc directory

backup

#!/bin/sh
# ------------ BACKUP  1.0.0  "rc.backup" -------------
#       All rights reserved for B@roo 2000-2016
# -----------------------------------------------------
#set -x

# ------------------- Configuration -------------------
DIR=/var/log/backup

# ------------------- Create backup -------------------
FILE=backup-`date '+%Y-%m-%d'`.tar.gz

if [ -e $DIR'/'$FILE ] ; then
    echo "Backup already exists !!!"
    exit 0
fi

tar cvf - /etc | gzip -c > $DIR'/'$FILE
echo "Backup created."


# --------------- Remove old archives -----------------
find /var/log/backup -ctime +7 -type f -name "backup-*" -exec rm -rf {} \;
echo "Backup rotated."

crontab

# Create backup
00 1    * * *   root    /root/system_scripts/backup