Mercurial > hg
view tests/tinyproxy.py @ 46874:84a93fa7ecfd
revlog-compression: use zstd by default (if available)
As see in changeset bb271ec2fbfb, zstd is 20% to 50% faster for reading and
writing.
Use take advantage of the new config behavior to try zstd by default, falling
back to zlib is zstd is not available on that plateform.
Differential Revision: https://phab.mercurial-scm.org/D10326
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
---|---|
date | Tue, 06 Apr 2021 18:55:19 +0200 |
parents | c102b704edb5 |
children | 23f5ed6dbcb1 |
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#!/usr/bin/env python3 from __future__ import absolute_import, print_function __doc__ = """Tiny HTTP Proxy. This module implements GET, HEAD, POST, PUT and DELETE methods on BaseHTTPServer, and behaves as an HTTP proxy. The CONNECT method is also implemented experimentally, but has not been tested yet. Any help will be greatly appreciated. SUZUKI Hisao """ __version__ = "0.2.1" import optparse import os import select import socket import sys from mercurial import ( pycompat, util, ) httpserver = util.httpserver socketserver = util.socketserver urlreq = util.urlreq if os.environ.get('HGIPV6', '0') == '1': family = socket.AF_INET6 else: family = socket.AF_INET class ProxyHandler(httpserver.basehttprequesthandler): __base = httpserver.basehttprequesthandler __base_handle = __base.handle server_version = "TinyHTTPProxy/" + __version__ rbufsize = 0 # self.rfile Be unbuffered def handle(self): (ip, port) = self.client_address allowed = getattr(self, 'allowed_clients', None) if allowed is not None and ip not in allowed: self.raw_requestline = self.rfile.readline() if self.parse_request(): self.send_error(403) else: self.__base_handle() def log_request(self, code='-', size='-'): xheaders = [h for h in self.headers.items() if h[0].startswith('x-')] self.log_message( '"%s" %s %s%s', self.requestline, str(code), str(size), ''.join([' %s:%s' % h for h in sorted(xheaders)]), ) # Flush for Windows, so output isn't lost on TerminateProcess() sys.stdout.flush() sys.stderr.flush() def _connect_to(self, netloc, soc): i = netloc.find(':') if i >= 0: host_port = netloc[:i], int(netloc[i + 1 :]) else: host_port = netloc, 80 print("\t" "connect to %s:%d" % host_port) try: soc.connect(host_port) except socket.error as arg: try: msg = arg[1] except (IndexError, TypeError): msg = arg self.send_error(404, msg) return 0 return 1 def do_CONNECT(self): soc = socket.socket(family, socket.SOCK_STREAM) try: if self._connect_to(self.path, soc): self.log_request(200) self.wfile.write( pycompat.bytestr(self.protocol_version) + b" 200 Connection established\r\n" ) self.wfile.write( b"Proxy-agent: %s\r\n" % pycompat.bytestr(self.version_string()) ) self.wfile.write(b"\r\n") self._read_write(soc, 300) finally: print("\t" "bye") soc.close() self.connection.close() def do_GET(self): (scm, netloc, path, params, query, fragment) = urlreq.urlparse( self.path, 'http' ) if scm != 'http' or fragment or not netloc: self.send_error(400, "bad url %s" % self.path) return soc = socket.socket(family, socket.SOCK_STREAM) try: if self._connect_to(netloc, soc): self.log_request() url = urlreq.urlunparse(('', '', path, params, query, '')) soc.send( b"%s %s %s\r\n" % ( pycompat.bytestr(self.command), pycompat.bytestr(url), pycompat.bytestr(self.request_version), ) ) self.headers['Connection'] = 'close' del self.headers['Proxy-Connection'] for key, val in self.headers.items(): soc.send( b"%s: %s\r\n" % (pycompat.bytestr(key), pycompat.bytestr(val)) ) soc.send(b"\r\n") self._read_write(soc) finally: print("\t" "bye") soc.close() self.connection.close() def _read_write(self, soc, max_idling=20): iw = [self.connection, soc] ow = [] count = 0 while True: count += 1 (ins, _, exs) = select.select(iw, ow, iw, 3) if exs: break if ins: for i in ins: if i is soc: out = self.connection else: out = soc try: data = i.recv(8192) except socket.error: break if data: out.send(data) count = 0 else: print("\t" "idle", count) if count == max_idling: break do_HEAD = do_GET do_POST = do_GET do_PUT = do_GET do_DELETE = do_GET class ThreadingHTTPServer(socketserver.ThreadingMixIn, httpserver.httpserver): def __init__(self, *args, **kwargs): httpserver.httpserver.__init__(self, *args, **kwargs) a = open("proxy.pid", "w") a.write(str(os.getpid()) + "\n") a.close() def runserver(port=8000, bind=""): server_address = (bind, port) ProxyHandler.protocol_version = "HTTP/1.0" httpd = ThreadingHTTPServer(server_address, ProxyHandler) sa = httpd.socket.getsockname() print("Serving HTTP on", sa[0], "port", sa[1], "...") try: httpd.serve_forever() except KeyboardInterrupt: print("\nKeyboard interrupt received, exiting.") httpd.server_close() sys.exit(0) if __name__ == '__main__': argv = sys.argv if argv[1:] and argv[1] in ('-h', '--help'): print(argv[0], "[port [allowed_client_name ...]]") else: if argv[2:]: allowed = [] for name in argv[2:]: client = socket.gethostbyname(name) allowed.append(client) print("Accept: %s (%s)" % (client, name)) ProxyHandler.allowed_clients = allowed del argv[2:] else: print("Any clients will be served...") parser = optparse.OptionParser() parser.add_option( '-b', '--bind', metavar='ADDRESS', help='Specify alternate bind address ' '[default: all interfaces]', default='', ) (options, args) = parser.parse_args() port = 8000 if len(args) == 1: port = int(args[0]) runserver(port, options.bind)