Script for scheduled recursive FTP backup

backup.sh

#!/bin/bash

# backups a ftp host (complete all recursive)
# currently does not support the backup of a specified directory

cd "$(dirname "$0")"

backupfile=$(date +%Y%m%d)
savetodir=./backup-$(date +%Y)/
host=ftp.site.com
user=readonlyuser
pass=superseretpassword

if [ -d $host ]; then
    rm -r $host
fi

wget --recursive --level=inf --quiet --user=$user --password=$pass ftp://$host/

if [ $? -ne 0 ]; then
    echo "wget faild during the backup of $host" >&2
    exit 1
fi

tar -cf $backupfile.tar $host && gzip -c $backupfile.tar > $backupfile.tar.gz && rm $backupfile.tar

if [ $? -ne 0 ]; then
    echo "faild to create a tar.gz during the backup of $host" >&2
    exit 1
fi

if [ ! -d $savetodir ]; then
    mkdir $savetodir
fi

mv $backupfile.tar.gz $savetodir

exit 0