#!/bin/sh
DIRECTORIES="/var/log" # directories to backup
BACKUPTO=/backup/backup # where to store the backups
TAR=/bin/tar # name and locaction of tar
set $(date)
#remove old files
#find all files under /backup/backup older than 2 days, and delete
find $BACKUPTO -type f -mtime +2 | xargs rm -f
#find all files newer than FILE, and delete
find $BACKUPTO -type f -newer /backup -exec rm -f {} \;
# Backup
BACKUPLOG="/var/log/backup$(date '+%Y.%m.%d:%H:%M').log"
export BACKUPLOG
$TAR cfz $BACKUPTO/blackknight$(date '+%Y.%m.%d:%H:%M').tgz $DIRECTORIES