#!/bin/bash
#
# vhost-stack
# https://git.stack-source.com/msb/vhost-stack
# Copyright (c) 2022 Matthew Saunders Brown <matthewsaundersbrown@gmail.com>
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)

# load include file
source $(dirname $0)/vhost.sh

help()
{
  thisfilename=$(basename -- "$0")
  echo "Create archive of virtualhost on this server. Includes website files, server configs and MySQL databases."
  echo ""
  echo "usage: $thisfilename -d <domain> [OPTIONS]"
  echo ""
  echo "  -h            Print this help."
  echo "  -d <domain>   Domain name of VirtualHost to create archive for."
  exit
}

vhost:getoptions "$@"

# check for domain (virtualhost)
if [[ -z $domain ]]; then
  echo "domain is required"
  exit
fi

if [[ -d /srv/www/$domain ]]; then
  username=$(stat -c '%U' /srv/www/$domain)
else
  echo "virtualhost for $domain does not exist"
  exit 1
fi

if [[ -d /srv/www/$domain/.archive/ ]]; then
  echo "/srv/www/$domain/.archive/ already exists."
  echo "Remove /srv/www/$domain/.archive/ and run again if desired."
  exit 1
else
  mkdir /srv/www/$domain/.archive/
fi

cp --archive --parents /home/$username /srv/www/$domain/.archive/

# apache config
if [[ -f /etc/apache2/sites-available/$domain.conf ]]; then
  cp --archive --parents /etc/apache2/sites-*/$domain.conf /srv/www/$domain/.archive/
fi

# letsencrypt certificate
if [[ -f /etc/letsencrypt/renewal/$domain.conf ]]; then
  cp --archive --parents /etc/letsencrypt/archive/$domain/ /srv/www/$domain/.archive/
  cp --archive --parents /etc/letsencrypt/live/$domain/ /srv/www/$domain/.archive/
  cp --archive --parents /etc/letsencrypt/renewal/$domain.conf /srv/www/$domain/.archive/
fi

# letsencrypt pem file
if [[ -f /etc/ssl/letsencrypt/$domain.pem ]]; then
  cp --archive --parents /etc/ssl/letsencrypt/$domain.pem /srv/www/$domain/.archive/
fi

# varnish config
if [[ -f /etc/varnish/sites.d/$domain.vcl ]]; then
  cp --archive --parents /etc/varnish/sites.d/$domain.vcl /srv/www/$domain/.archive/
fi

# php-fpm
vhost::set-phpVersion
if [[ -f /etc/php/$phpVersion/fpm/pool.d/$username.conf ]]; then
  cp --archive --parents /etc/php/$phpVersion/fpm/pool.d/$username.conf /srv/www/$domain/.archive/
fi

# mysql database(s)
basedatabase=${domain//./dot}
basedatabase=${basedatabase//-/dash}

database_array=(`mysql -s -N -e "SELECT SCHEMA_NAME FROM information_schema.SCHEMATA WHERE SCHEMA_NAME = '$basedatabase' OR SCHEMA_NAME LIKE '$basedatabase\_%'" | tr '\n' ' ' | xargs`)

if [[ ${#database_array[@]} -gt 0 ]]; then

  mkdir /srv/www/$domain/.archive/mysql/

  for database in "${database_array[@]}"; do

    mysqldump --opt --quote-names --events --databases $database | gzip > /srv/www/$domain/.archive/mysql/$database.sql.gz

  done

fi

if [[ ! -d /opt/archives ]]; then
  mkdir /opt/archives
fi

tar --directory=/srv/www/ -czf /opt/archives/$domain.tar.gz $domain