mirror of
https://github.com/pivpn/pivpn.git
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1352ccf9a3
- Since the server is IPv4 only, routing IPv6 through it prevents IPv6
packets from going outside the tunnel (if the client supports IPv6).
143 lines
4.2 KiB
Bash
Executable file
143 lines
4.2 KiB
Bash
Executable file
#!/bin/bash
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setupVars="/etc/pivpn/setupVars.conf"
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if [ ! -f "${setupVars}" ]; then
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echo "::: Missing setup vars file!"
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exit 1
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fi
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source "${setupVars}"
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helpFunc(){
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echo "::: Create a client conf profile"
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echo ":::"
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echo "::: Usage: pivpn <-a|add> [-n|--name <arg>] [-h|--help]"
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echo ":::"
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echo "::: Commands:"
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echo "::: [none] Interactive mode"
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echo "::: -n,--name Name for the Client (default: '$HOSTNAME')"
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echo "::: -h,--help Show this help dialog"
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}
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# Parse input arguments
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while test $# -gt 0; do
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_key="$1"
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case "$_key" in
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-n|--name|--name=*)
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_val="${_key##--name=}"
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if test "$_val" = "$_key"; then
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test $# -lt 2 && echo "::: Missing value for the optional argument '$_key'." && exit 1
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_val="$2"
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shift
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fi
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CLIENT_NAME="$_val"
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;;
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-h|--help)
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helpFunc
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exit 0
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;;
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*)
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echo "::: Error: Got an unexpected argument '$1'"
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helpFunc
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exit 1
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;;
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esac
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shift
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done
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# The home folder variable was sourced from the settings file.
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if [ ! -d "${install_home}/configs" ]; then
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mkdir "${install_home}/configs"
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chown "${install_user}":"${install_user}" "${install_home}/configs"
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chmod 0750 "${install_home}/configs"
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fi
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cd /etc/wireguard
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if [ -z "${CLIENT_NAME}" ]; then
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read -r -p "Enter a Name for the Client: " CLIENT_NAME
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fi
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if [[ "${CLIENT_NAME}" =~ [^a-zA-Z0-9.@_-] ]]; then
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echo "Name can only contain alphanumeric characters and these characters (.-@_)."
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exit 1
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fi
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if [ -z "${CLIENT_NAME}" ]; then
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echo "::: You cannot leave the name blank."
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exit 1
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fi
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if [ -f "configs/${CLIENT_NAME}.conf" ]; then
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echo "::: A client with this name already exists"
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exit 1
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fi
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wg genkey | tee "keys/${CLIENT_NAME}_priv" | wg pubkey > "keys/${CLIENT_NAME}_pub"
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echo "::: Client Keys generated"
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# Find an unused number for the last octet of the client IP
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for i in {2..254}; do
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if ! grep -q " $i$" configs/clients.txt; then
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COUNT="$i"
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echo "${CLIENT_NAME} $(<keys/${CLIENT_NAME}_pub) $(date +%s) ${COUNT}" >> configs/clients.txt
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break
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fi
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done
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NET_REDUCED="${pivpnNET::-2}"
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echo -n "[Interface]
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PrivateKey = $(cat "keys/${CLIENT_NAME}_priv")
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Address = ${NET_REDUCED}.${COUNT}/${subnetClass}
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DNS = ${pivpnDNS1}" > "configs/${CLIENT_NAME}.conf"
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if [ -n "${pivpnDNS2}" ]; then
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echo ", ${pivpnDNS2}" >> "configs/${CLIENT_NAME}.conf"
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else
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echo >> "configs/${CLIENT_NAME}.conf"
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fi
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echo >> "configs/${CLIENT_NAME}.conf"
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echo "[Peer]
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PublicKey = $(cat keys/server_pub)
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PresharedKey = $(cat keys/psk)
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Endpoint = ${pivpnHOST}:${pivpnPORT}
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AllowedIPs = 0.0.0.0/0, ::0/0" >> "configs/${CLIENT_NAME}.conf"
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echo "::: Client config generated"
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echo "# begin ${CLIENT_NAME}
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[Peer]
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PublicKey = $(cat "keys/${CLIENT_NAME}_pub")
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PresharedKey = $(cat keys/psk)
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AllowedIPs = ${NET_REDUCED}.${COUNT}/32
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# end ${CLIENT_NAME}" >> wg0.conf
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echo "::: Updated server config"
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if [ -f /etc/pivpn/hosts.wireguard ]; then
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echo "${NET_REDUCED}.${COUNT} ${CLIENT_NAME}.pivpn" >> /etc/pivpn/hosts.wireguard
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if killall -SIGHUP pihole-FTL; then
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echo "::: Updated hosts file for Pi-hole"
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else
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echo "::: Failed to reload pihole-FTL configuration"
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fi
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fi
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if systemctl restart wg-quick@wg0; then
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echo "::: WireGuard restarted"
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else
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echo "::: Failed to restart WireGuard"
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fi
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cp "configs/${CLIENT_NAME}.conf" "${install_home}/configs/${CLIENT_NAME}.conf"
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chown "${install_user}":"${install_user}" "${install_home}/configs/${CLIENT_NAME}.conf"
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chmod 640 "${install_home}/configs/${CLIENT_NAME}.conf"
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echo "======================================================================"
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echo -e "::: Done! \e[1m${CLIENT_NAME}.conf successfully created!\e[0m"
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echo "::: ${CLIENT_NAME}.conf was copied to ${install_home}/configs for easy transfer."
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echo "::: Please use this profile only on one device and create additional"
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echo -e "::: profiles for other devices. You can also use \e[1mpivpn -qr\e[0m"
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echo "::: to generate a QR Code you can scan with the mobile app."
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echo "======================================================================"
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