#!/bin/bash
URL=$1
NETWORK=$(basename "$URL")
IP_ADDR=$2
LPORT=${3:-$(((RANDOM % 5000) + 5000))}
if [ "$#" -ge 4 ]; then
    EIP_ADDR=$4
else
    EIP_ADDR=$(curl ipecho.net/plain ; echo)
fi
set -e

git clone $URL
cd "$NETWORK"

set +e
ip link add dev $NETWORK type wireguard
ip address add dev $NETWORK $IP_ADDR
#set -e

mkdir -p .wg
(umask 077 && wg genkey > .wg/private.key)
wg set $NETWORK private-key .wg/private.key listen-port $LPORT
(umask 077 && wg showconf $NETWORK > .wg/private.conf)

ME=$(wg pubkey < .wg/private.key)
git config user.name "$ME $NETWORK"
git config user.email "$ME@$NETWORK.wg"

git-wg-peer-add $ME $IP_ADDR "$EIP_ADDR:$LPORT"