#!/usr/bin/env python3
# encoding: utf-8
"""Use instead of `python3 -m http.server` when you need CORS and SharedArrayBuffer"""

from http.server import HTTPServer, SimpleHTTPRequestHandler
import sys

class CORSRequestHandler(SimpleHTTPRequestHandler):
    def end_headers(self):
        self.send_header('Access-Control-Allow-Origin', '*')
        self.send_header('Cross-Origin-Opener-Policy', 'same-origin')
        self.send_header('Cross-Origin-Embedder-Policy', 'require-corp')
        self.send_header('Cache-Control', 'no-store, no-cache, must-revalidate')
        return super(CORSRequestHandler, self).end_headers()

port = 8003
if len(sys.argv) > 1:
    port = int(sys.argv[1])
httpd = HTTPServer(('', port), CORSRequestHandler)
httpd.serve_forever()