#!/bin/bash
printf "Run as sudo\nPress any key to continue..."
read
printf "Make sure interface is up.\nPress any key to continue..."
read

export IP_ADDR="10"
export SERVER_PUBLIC_KEY=$(wg pubkey < /etc/wireguard/private.key)
export CLIENT_PRIVATE_KEY=$(wg genkey)
SERVER_NAME="cs2"
TEMP_CONF=$(mktemp)
# numbers are exit codes to run command on
trap "rm -f $TEMP_CONF; export CLIENT_PRIVATE_KEY=" 0 1 2 3 6 9 14 15

# Add peer to server conf file
# envsubst < peer.template > $TEMP_CONF
# wg addconf $SERVER_NAME $TEMP_CONF
wg set $SERVER_NAME $(wg pubkey < $CLIENT_PRIVATE_KEY) allowed-ips 10.0.0.${IP_ADDR}/16
ip -4 route add 10.0.0.${IP_ADDR}/16 dev $SERVER_NAME

# Generate client conf file
envsubst < client.template > client${IP_ADDR}.$SERVER_NAME.conf