tests/tinyproxy.py
author Gregory Szorc <gregory.szorc@gmail.com>
Tue, 11 Sep 2018 18:45:05 -0700
changeset 39602 2d2bbf3f3e09
parent 32916 88c1d13b637b
child 41709 97e2442a4595
permissions -rwxr-xr-x
bundlerepo: pass create=True I don't want to know how this came to be. Maybe a holdover from the days before Python had a bool type? Differential Revision: https://phab.mercurial-scm.org/D4553
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#!/usr/bin/env python
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from __future__ import absolute_import, print_function
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__doc__ = """Tiny HTTP Proxy.
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This module implements GET, HEAD, POST, PUT and DELETE methods
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on BaseHTTPServer, and behaves as an HTTP proxy.  The CONNECT
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method is also implemented experimentally, but has not been
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tested yet.
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Any help will be greatly appreciated.           SUZUKI Hisao
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"""
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__version__ = "0.2.1"
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import optparse
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import os
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import select
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import socket
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import sys
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from mercurial import util
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httpserver = util.httpserver
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socketserver = util.socketserver
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urlreq = util.urlreq
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if os.environ.get('HGIPV6', '0') == '1':
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    family = socket.AF_INET6
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else:
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    family = socket.AF_INET
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class ProxyHandler (httpserver.basehttprequesthandler):
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    __base = httpserver.basehttprequesthandler
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    __base_handle = __base.handle
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    server_version = "TinyHTTPProxy/" + __version__
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    rbufsize = 0                        # self.rfile Be unbuffered
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    def handle(self):
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        (ip, port) = self.client_address
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        allowed = getattr(self, 'allowed_clients', None)
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        if allowed is not None and ip not in allowed:
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            self.raw_requestline = self.rfile.readline()
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            if self.parse_request():
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                self.send_error(403)
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        else:
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            self.__base_handle()
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    def log_request(self, code='-', size='-'):
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        xheaders = [h for h in self.headers.items() if h[0].startswith('x-')]
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        self.log_message('"%s" %s %s%s',
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                         self.requestline, str(code), str(size),
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                         ''.join([' %s:%s' % h for h in sorted(xheaders)]))
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        # Flush for Windows, so output isn't lost on TerminateProcess()
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        sys.stdout.flush()
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        sys.stderr.flush()
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    def _connect_to(self, netloc, soc):
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        i = netloc.find(':')
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        if i >= 0:
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            host_port = netloc[:i], int(netloc[i + 1:])
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        else:
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            host_port = netloc, 80
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        print("\t" "connect to %s:%d" % host_port)
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        try: soc.connect(host_port)
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        except socket.error as arg:
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            try: msg = arg[1]
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            except (IndexError, TypeError): msg = arg
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            self.send_error(404, msg)
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            return 0
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        return 1
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    def do_CONNECT(self):
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        soc = socket.socket(family, socket.SOCK_STREAM)
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        try:
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            if self._connect_to(self.path, soc):
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                self.log_request(200)
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                self.wfile.write(self.protocol_version +
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                                 " 200 Connection established\r\n")
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                self.wfile.write("Proxy-agent: %s\r\n" % self.version_string())
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                self.wfile.write("\r\n")
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                self._read_write(soc, 300)
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        finally:
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            print("\t" "bye")
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            soc.close()
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            self.connection.close()
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    def do_GET(self):
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        (scm, netloc, path, params, query, fragment) = urlreq.urlparse(
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            self.path, 'http')
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        if scm != 'http' or fragment or not netloc:
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            self.send_error(400, "bad url %s" % self.path)
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            return
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        soc = socket.socket(family, socket.SOCK_STREAM)
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        try:
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            if self._connect_to(netloc, soc):
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                self.log_request()
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                soc.send("%s %s %s\r\n" % (
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                    self.command,
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                    urlreq.urlunparse(('', '', path, params, query, '')),
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                    self.request_version))
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                self.headers['Connection'] = 'close'
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                del self.headers['Proxy-Connection']
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                for key_val in self.headers.items():
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                    soc.send("%s: %s\r\n" % key_val)
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                soc.send("\r\n")
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                self._read_write(soc)
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        finally:
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            print("\t" "bye")
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            soc.close()
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            self.connection.close()
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    def _read_write(self, soc, max_idling=20):
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        iw = [self.connection, soc]
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        ow = []
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        count = 0
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Martin Geisler <mg@lazybytes.net>
parents: 14093
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   119
        while True:
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   120
            count += 1
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   121
            (ins, _, exs) = select.select(iw, ow, iw, 3)
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   122
            if exs:
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   123
                break
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   124
            if ins:
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   125
                for i in ins:
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   126
                    if i is soc:
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   127
                        out = self.connection
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   128
                    else:
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   129
                        out = soc
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Mads Kiilerich <madski@unity3d.com>
parents: 16703
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   130
                    try:
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   131
                        data = i.recv(8192)
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   132
                    except socket.error:
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parents: 16703
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   133
                        break
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   134
                    if data:
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   135
                        out.send(data)
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parents:
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   136
                        count = 0
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parents:
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   137
            else:
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 27637
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   138
                print("\t" "idle", count)
10282
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parents: 2337
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   139
            if count == max_idling:
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   140
                break
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parents:
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   141
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Vadim Gelfer <vadim.gelfer@gmail.com>
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   142
    do_HEAD = do_GET
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parents:
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   143
    do_POST = do_GET
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parents:
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   144
    do_PUT  = do_GET
10282
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parents: 2337
diff changeset
   145
    do_DELETE = do_GET
2337
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
   146
29433
33770d2b6cf9 py3: conditionalize SocketServer import
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29431
diff changeset
   147
class ThreadingHTTPServer (socketserver.ThreadingMixIn,
29566
075146e85bb6 py3: conditionalize BaseHTTPServer, SimpleHTTPServer and CGIHTTPServer import
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29565
diff changeset
   148
                           httpserver.httpserver):
16300
74e114ac6ec1 tests: fix startup/shutdown races in test-https
Matt Mackall <mpm@selenic.com>
parents: 14971
diff changeset
   149
    def __init__(self, *args, **kwargs):
29566
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parents: 29565
diff changeset
   150
        httpserver.httpserver.__init__(self, *args, **kwargs)
16300
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parents: 14971
diff changeset
   151
        a = open("proxy.pid", "w")
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parents: 14971
diff changeset
   152
        a.write(str(os.getpid()) + "\n")
74e114ac6ec1 tests: fix startup/shutdown races in test-https
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parents: 14971
diff changeset
   153
        a.close()
2337
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parents:
diff changeset
   154
29565
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   155
def runserver(port=8000, bind=""):
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   156
    server_address = (bind, port)
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
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parents: 29433
diff changeset
   157
    ProxyHandler.protocol_version = "HTTP/1.0"
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
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parents: 29433
diff changeset
   158
    httpd = ThreadingHTTPServer(server_address, ProxyHandler)
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   159
    sa = httpd.socket.getsockname()
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
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parents: 29433
diff changeset
   160
    print("Serving HTTP on", sa[0], "port", sa[1], "...")
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   161
    try:
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
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parents: 29433
diff changeset
   162
        httpd.serve_forever()
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   163
    except KeyboardInterrupt:
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   164
        print("\nKeyboard interrupt received, exiting.")
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   165
        httpd.server_close()
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
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parents: 29433
diff changeset
   166
        sys.exit(0)
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   167
2337
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
   168
if __name__ == '__main__':
28778
256d90bb12fa tests: make tinyproxy.py not import sys.argv by name
Yuya Nishihara <yuya@tcha.org>
parents: 28773
diff changeset
   169
    argv = sys.argv
2337
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
   170
    if argv[1:] and argv[1] in ('-h', '--help'):
28646
f452c1cf7a8f tests: make tinyproxy.py use print_function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 27637
diff changeset
   171
        print(argv[0], "[port [allowed_client_name ...]]")
2337
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
   172
    else:
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
   173
        if argv[2:]:
3f24bc5dee81 http: fix many problems with url parsing and auth. added proxy test.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
   174
            allowed = []
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
   175
            for name in argv[2:]:
3f24bc5dee81 http: fix many problems with url parsing and auth. added proxy test.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
   176
                client = socket.gethostbyname(name)
3f24bc5dee81 http: fix many problems with url parsing and auth. added proxy test.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
   177
                allowed.append(client)
28646
f452c1cf7a8f tests: make tinyproxy.py use print_function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 27637
diff changeset
   178
                print("Accept: %s (%s)" % (client, name))
2337
3f24bc5dee81 http: fix many problems with url parsing and auth. added proxy test.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
   179
            ProxyHandler.allowed_clients = allowed
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parents:
diff changeset
   180
            del argv[2:]
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff changeset
   181
        else:
28646
f452c1cf7a8f tests: make tinyproxy.py use print_function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 27637
diff changeset
   182
            print("Any clients will be served...")
29565
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parents: 29433
diff changeset
   183
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   184
        parser = optparse.OptionParser()
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
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parents: 29433
diff changeset
   185
        parser.add_option('-b', '--bind', metavar='ADDRESS',
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
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parents: 29433
diff changeset
   186
                          help='Specify alternate bind address '
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   187
                               '[default: all interfaces]', default='')
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   188
        (options, args) = parser.parse_args()
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   189
        port = 8000
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   190
        if len(args) == 1:
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   191
            port = int(args[0])
143d21a7343e py3: re-implement the BaseHTTPServer.test() function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 29433
diff changeset
   192
        runserver(port, options.bind)