https://www.interserver.net/tips/kb/extract-tar-gz-files-using-linux-command-line/
tar xvzf file.tar.gz tar -cf /home/$USER/backups/$DOMAIN/$DOMAIN.$NOW.tar --exclude='web/wp-snapshots/*.*' -C /home/$USER/ $DOMAIN
https://www.cyberciti.biz/faq/how-do-i-compress-a-whole-linux-or-unix-directory/
https://www.cyberciti.biz/faq/exclude-certain-files-when-creating-a-tarball-using-tar-command/