Backup last 7 days of httpdocs and MySQL data using FTP. This script is intended to be used in a server with Plesk.

backup_ftp_plesk_server.sh

#!/bin/bash

TMP_FOLDER="/root/daily_backup"
MYSQL_FOLDER="${TMP_FOLDER}/MYSQL"
WWW_FOLDER="${TMP_FOLDER}/WWW"
LOCAL_WWW_FOLDER="/var/www/vhosts"
FTP_USER="ftp_username"
FTP_PASS="ftp_password"
FTP_HOST="ftp_host"
MAIL_ALERT="notification@email.com"
###################################

alert()
{
        echo "Error executing step ${1}" | mail -s "error from backup" ${MAIL_ALERT}
        exit 1
}

case "${1}" in
start)
        # PERFORM THE ACTUAL BACKUP (CALLED BY CRON)

        rm -rf ${TMP_FOLDER}
        mkdir -p ${MYSQL_FOLDER}
        mkdir -p ${WWW_FOLDER}

        # BACKUP ALL DATABASES SEPARATELY
        DB_LIST=$(mysql -uadmin -p`cat /etc/psa/.psa.shadow` -e 'show databases' | awk '{print $1}' | grep -Ev "(Database|information_schema|mysql|psa|phpmyadmin|performance_schema)")
        for db in ${DB_LIST}
        do
                mysqldump --opt -uadmin -p`cat /etc/psa/.psa.shadow` ${db} | bzip2 > ${MYSQL_FOLDER}/${db}.sql.bz2 || alert 1
        done

        # BACKUP ALL DATABASE TOGETHER (INCLUDING SYSTEM DBS)
        mysqldump --opt -uadmin -p`cat /etc/psa/.psa.shadow` --all-databases --events | bzip2 > ${MYSQL_FOLDER}/ALL.sql.bz2 || alert 2

        # BACKUP SOURCES
        cd ${LOCAL_WWW_FOLDER}
        for DOMAIN in *
        do
                [ ! -d "${DOMAIN}/httpdocs" ] && continue
                tar cpf - "${DOMAIN}/httpdocs" | bzip2 > "${WWW_FOLDER}/${DOMAIN}.tar.bz2" || alert 3
        done

        # CREATE DAILY BACKUP
        cd ${TMP_FOLDER}
        BACKUP_FILENAME=`date +%F`.tar
        tar cf - WWW MYSQL > ${BACKUP_FILENAME} || alert 4
        rm -rf ${MYSQL_FOLDER} ${WWW_FOLDER}

        # CHECK IF THERE IS A BACKUP WITH THE SAME NAME AND REMOVE IT
        FOUND=$(lftp -e 'cd backup; cls --sort="date"; exit;' -u ${FTP_USER},${FTP_PASS} ${FTP_HOST} 2> /dev/null | grep "${BACKUP_FILENAME}")
        if [ -n "${FOUND}" ]
        then
                lftp -e "cd backup; rm -f ${BACKUP_FILENAME}; exit;" -u ${FTP_USER},${FTP_PASS} ${FTP_HOST} || alert 5
        fi

        # FTP TRANSER
        lftp -e "cd backup; put ${BACKUP_FILENAME}; exit;" -u ${FTP_USER},${FTP_PASS} ${FTP_HOST} || alert 6

        # REMOVE BACKUPS OLDER THAN 7 DAYS
        FILES=$(lftp -e 'cd backup; cls --sort="date"; exit;' -u ${FTP_USER},${FTP_PASS} ${FTP_HOST}) || alert 7
        while [ $(echo "${FILES}" | grep -E "^[0-9]{4}-[0-9]{2}-[0-9]{2}.tar" | wc -l) -gt 7 ]
        do
                FILE_TO_REMOVE=$(echo "${FILES}" | grep -E "^[0-9]{4}-[0-9]{2}-[0-9]{2}.tar" | sort | head -n1)
                lftp -e "cd backup; rm -f ${FILE_TO_REMOVE}; exit;" -u ${FTP_USER},${FTP_PASS} ${FTP_HOST} || alert 8
                FILES=$(lftp -e 'cd backup; cls --sort="date"; exit;' -u ${FTP_USER},${FTP_PASS} ${FTP_HOST}) || alert 7
        done
        ;;
list)
        # RETURN THE LIST OF BACKUPS
        lftp -e 'cd backup; cls --sort="date"; exit;' -u ${FTP_USER},${FTP_PASS} ${FTP_HOST} 2> /dev/null
        ;;
get)
        # GET A SELECTED BACKUP
        BACKUP_FILE="${2}"
        if [ -z "${BACKUP_FILE}" ]
        then
                echo "Error: specify a backup file to download"
                echo "for example: ${0} get FILE_NAME"
                exit 1
        fi
        FOUND=$(lftp -e 'cd backup; cls --sort="date"; exit;' -u ${FTP_USER},${FTP_PASS} ${FTP_HOST} 2> /dev/null | grep "${BACKUP_FILE}")
        if [ -z "${FOUND}" ]
        then
                echo "Error: the file specified does not exist"
                exit 1
        fi
        lftp -e "cd backup; get ${BACKUP_FILE}; exit;" -u ${FTP_USER},${FTP_PASS} ${FTP_HOST}
        if [ ! "${?}" = "0" ]
        then
                echo "Error downloading file ${BACKUP_FILE}"
                exit 1
        else
                echo "File downloaded correctly"
        fi
        ;;
*)
        # USAGE
        echo "Usage: ${0} <start|list|get [FILE_NAME]>"
        echo "-----------------------------------------------"
        echo "To start backup: ${0} start"
        echo "To list remote backups: ${0} list"
        echo "To download a specific backup: ${0} get FILE_NAME"
        exit 1
        ;;
esac

exit 0