Added dockerfile for build alpine based boringtun wireguard client

entrypoint.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+
+set -e
+
+declare -r WG_INTERFACE=${1:-wg0}
+
+function infinite_loop() {
+  # Handle shutdown behavior
+  trap 'shutdown_wg "$1"' SIGTERM SIGINT SIGQUIT
+
+  sleep infinity &
+  wait $!
+}
+
+function shutdown_wg() {
+  echo "Shutting down Wireguard (boringtun)"
+  wg-quick down "$1"
+  exit 0
+}
+
+function start_wg() {
+  echo "Starting up Wireguard (boringtun)"
+  wg-quick up "$1"
+  infinite_loop "$1"
+}
+
+#if [[ "$1" =~ ^wg.*$ ]]; then
+if [ -f "/etc/wireguard/${WG_INTERFACE}.conf" ]; then
+  start_wg ${WG_INTERFACE}
+else
+  exec "$@"
+fi