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103 lines
3.1 KiB
Python
103 lines
3.1 KiB
Python
#!/usr/bin/env python
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# Based on http/server.py from Python
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from argparse import ArgumentParser
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import contextlib
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from http.server import SimpleHTTPRequestHandler
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from http.server import ThreadingHTTPServer
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import os
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import socket
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class MyHTTPRequestHandler(SimpleHTTPRequestHandler):
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extensions_map = {
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".manifest": "text/cache-manifest",
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".html": "text/html",
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".png": "image/png",
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".jpg": "image/jpg",
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".svg": "image/svg+xml",
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".css": "text/css",
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".js": "application/x-javascript",
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".wasm": "application/wasm",
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"": "application/octet-stream",
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}
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def __init__(self, *args, maps=None, **kwargs):
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self.maps = maps or []
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SimpleHTTPRequestHandler.__init__(self, *args, **kwargs)
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def end_headers(self):
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self.send_my_headers()
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SimpleHTTPRequestHandler.end_headers(self)
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def send_my_headers(self):
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self.send_header("Cache-Control", "no-cache, no-store, must-revalidate")
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self.send_header("Pragma", "no-cache")
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self.send_header("Expires", "0")
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def translate_path(self, path):
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for map_path, map_prefix in self.maps:
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if path.startswith(map_prefix):
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res = os.path.join(map_path, path.removeprefix(map_prefix).lstrip("/"))
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break
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else:
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res = super().translate_path(path)
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return res
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def serve_forever(port: int, ServerClass):
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handler = MyHTTPRequestHandler
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addr = ("0.0.0.0", port)
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with ServerClass(addr, handler) as httpd:
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host, port = httpd.socket.getsockname()[:2]
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url_host = f"[{host}]" if ":" in host else host
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print(f"Serving HTTP on {host} port {port} (http://{url_host}:{port}/) ...")
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try:
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httpd.serve_forever()
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except KeyboardInterrupt:
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print("\nKeyboard interrupt received, exiting.")
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return 0
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def main():
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parser = ArgumentParser(allow_abbrev=False)
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parser.add_argument("port", nargs="?", type=int, default=8080)
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parser.add_argument("-d", dest="directory", type=str, default=None)
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parser.add_argument("--map", dest="maps", nargs="+", type=str, help="Mappings, used as e.g. \"$HOME/projects/SDL:/sdl\"")
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args = parser.parse_args()
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maps = []
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for m in args.maps:
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try:
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path, uri = m.split(":", 1)
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except ValueError:
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parser.error(f"Invalid mapping: \"{m}\"")
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maps.append((path, uri))
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class DualStackServer(ThreadingHTTPServer):
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def server_bind(self):
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# suppress exception when protocol is IPv4
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with contextlib.suppress(Exception):
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self.socket.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, 0)
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return super().server_bind()
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def finish_request(self, request, client_address):
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self.RequestHandlerClass(
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request,
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client_address,
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self,
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directory=args.directory,
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maps=maps,
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)
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return serve_forever(
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port=args.port,
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ServerClass=DualStackServer,
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)
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if __name__ == "__main__":
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raise SystemExit(main())
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