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| -rwxr-xr-x | bin/vpnsetup | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/bin/vpnsetup b/bin/vpnsetup new file mode 100755 index 0000000..54de452 --- /dev/null +++ b/bin/vpnsetup @@ -0,0 +1,86 @@ +#!/bin/bash +# Copyright (C) 2016 Miquel Sabaté Solà <mikisabate@gmail.com> +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program; if not, write to the Free Software Foundation, Inc., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + +set -e + +# Show the help message. +__vpnsetup_help() { + echo -e "vpnsetup [command] [endpoint]\n\nThe vpnsetup commands are:\n" + tab=$'\t' + column -t -s $'\t' <<HERE + start${tab}Start the VPN service. + restart${tab}Restart the VPN service. The default if no command was passed. + stop${tab}Stop the VPN service. +HERE + + cat <<EOF + +The endpoint is supposed to match a systemd service named 'openvpn@<endpoint>.service'. +Note that this command will effectively modify your /etc/resolv.conf file, and +it expects the following files to be available: + + - /etc/resolv.conf.vpn: file containing your DNS records. + - /etc/resolv.conf.original: your original /etc/resolv.conf file. +EOF +} + +# Check for the required files. + +if [ ! -f /etc/resolv.conf.vpn ]; then + echo -e "You have to create the /etc/resolv.conf.vpn file!\n" + __vpnsetup_help + exit 1 +fi + +if [ ! -f /etc/resolv.conf.original ]; then + echo -e "You have to create the /etc/resolv.conf.original file!\n" + __vpnsetup_help + exit 1 +fi + +# Parse the given command, taking "restart" as the default. + +cmd="restart" +if [ "$1" != "" ]; then + cmd="$1" +fi + +case "$cmd" in + -h | --help) + __vpnsetup_help + exit 0 + ;; + start | restart) + sudo cp /etc/resolv.conf.vpn /etc/resolv.conf + ;; + stop) + sudo cp /etc/resolv.conf.original /etc/resolv.conf + ;; + *) + echo "Unknown command $cmd" + __vpnsetup_help + exit 1 + ;; +esac + +# Check the endpoint to use. +endpoint="SUSE-NUE" +if [ "$2" != "" ]; then + endpoint="$2" +fi + +sudo systemctl $cmd "openvpn@$endpoint.service" |