Linux_backup_and_restore_dovecot_maildir

Linux_backup_and_restore_dovecot_maildir.sh

#!/bin/bash



#for run backup function from this script need run:
# source </path/to/this_script_name>.sh; backup>/dev/null 2>&1

#for run restore function from this script need run:
# source </path/to/this_script_name>.sh; restore>/dev/null 2>&1

curdate=`date +%Y-%m-%d_%H-%M-%S`
host=MAIL.GORODAVTO.COM
backup_report_text="Backup emails complete successfully"
backup_report_theme="Backup emails on '$host' at $curdate"
restore_report_text="Restore emails complete successfully"
restore_report_theme="Restore emails on '$host' at $curdate"
report_recipient=it@alians-kmv.ru

# vmail user
dovecot_user=vmail
# vmail group
dovecot_group=vmail

# email to backup
backup_email=fullbackup@gorodavto.com

# domain to backup
backup_domain=gorodavto.com

# backup archive extension
backup_archive_ext=tar.gz

# maildir to backup
backup_maildir=/home/$dovecot_user/$backup_domain/$backup_email

# backups destination path
backup_destination_path=/home/backups/maildir/$backup_email

# backup function
backup(){
    mkdir $backup_destination_path
    rsync -rpz $backup_maildir/* $backup_destination_path/
    chown $dovecot_user:$dovecot_group -R $backup_destination_path
    tar -czvf $backup_email.$backup_archive_ext $backup_destination_path
    rm -rf $backup_maildir/cur/*
    echo $backup_report_text | mail -s "$backup_report_theme" $report_recipient
}

# restore function
restore(){
    rsync -rpz $backup_destination_path/* $backup_maildir
    chown $dovecot_user:$dovecot_group -R $backup_maildir
    echo $restore_report_text | mail -s "$restore_report_theme" $report_recipient
}