Listing 1. Full and Incremental rsync

#!/bin/sh

# This script does backups of foo to the backup server bar
# in a 7 day rotating incremental backup.
# Based on script by Andrew Tridgell

# directory to backup
BDIR=/home

# Remote directory on backup server
BACKUP_HOME=/data1/foo

# Backup login account on remote server
BACKUP_LOGIN=bob

# the name of the backup server
BSERVER=bar
BACKUPDIR=`date +%A`
OPTS="--force --ignore-errors --delete --backup
-backup-dir=$BACKUP_HOME/$BACKUPDIR -av"

export PATH=$PATH:/bin:/usr/bin:/usr/local/bin

# Dump output to backup file
date > /var/log/backup.$BACKUPDIR.log

# the following line clears the last weeks incremental directory
[ -d /tmp/emptydir ] || mkdir /tmp/emptydir
rsync --delete -a /tmp/emptydir/
BACKUP_LOGIN@$BSERVER:$BACKUP_HOME/$BACKUPDIR/
rmdir /tmp/emptydir


# now the actual transfer
rsync $OPTS $BDIR BACKUP_LOGIN@$BSERVER:$BACKUP_HOME/current >>
/var/log/backup.$BACKUPDIR.log