2023-03-10 17:16:08 -08:00
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#!/bin/bash
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#
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# vpn-stack
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# A set of bash scripts for installing and managing a WireGuard VPN server.
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# https://git.stack-source.com/msb/vpn-stack
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# Copyright (c) 2022 Matthew Saunders Brown <matthewsaundersbrown@gmail.com>
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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# any script that includes this conf file will force user to be root
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if [ "$USER" != "root" ]; then
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exec sudo -u root $0 $@
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fi
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# constants
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# functions
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# crude but good enough domain name format validation
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function wg::validate_domain () {
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local my_domain=$1
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if [[ $my_domain =~ ^(([a-zA-Z0-9](-?[a-zA-Z0-9])*)\.)+[a-zA-Z]{2,}$ ]] ; then
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return 0
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else
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return 1
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fi
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}
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2023-03-13 13:13:13 -07:00
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function wg::getoptions () {
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2023-03-10 17:16:08 -08:00
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local OPTIND
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2023-03-13 13:13:13 -07:00
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while getopts "c:e:h" opt ; do
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2023-03-10 17:16:08 -08:00
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case "${opt}" in
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h ) # display help and exit
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help
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exit
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;;
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2023-03-13 13:13:13 -07:00
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c ) # client/config name
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client=${OPTARG,,}
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2023-03-10 17:16:08 -08:00
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;;
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e ) # email address
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email=${OPTARG,,}
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if [[ $email =~ "@" ]] ; then
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mbox=${email%@*}
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domain=${email##*@}
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if [ -z $mbox ] ; then
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echo "ERROR: No local part in $email."
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exit 1
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elif [ -z $domain ] ; then
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echo "ERROR: No domain in $email."
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exit 1
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elif ! wg::validate_domain $domain; then
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echo "ERROR: $domain is not a valid domain name."
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exit 1
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fi
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else
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echo "ERROR: $email is not a valid email."
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exit 1
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fi
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;;
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\? )
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echo "Invalid option: $OPTARG"
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exit 1
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;;
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: )
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echo "Invalid option: $OPTARG requires an argument"
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exit 1
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;;
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esac
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done
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shift $((OPTIND-1))
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}
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