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911 lines
36 KiB
Python
911 lines
36 KiB
Python
# Test the support for SSL and sockets
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import sys
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import unittest
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from test import test_support
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import socket
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import select
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import errno
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import subprocess
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import time
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import os
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import pprint
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import urllib, urlparse
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import shutil
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import traceback
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from BaseHTTPServer import HTTPServer
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from SimpleHTTPServer import SimpleHTTPRequestHandler
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# Optionally test SSL support, if we have it in the tested platform
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skip_expected = False
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try:
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import ssl
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except ImportError:
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skip_expected = True
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CERTFILE = None
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SVN_PYTHON_ORG_ROOT_CERT = None
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TESTPORT = 10025
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def handle_error(prefix):
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exc_format = ' '.join(traceback.format_exception(*sys.exc_info()))
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if test_support.verbose:
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sys.stdout.write(prefix + exc_format)
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class BasicTests(unittest.TestCase):
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def testCrucialConstants(self):
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ssl.PROTOCOL_SSLv2
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ssl.PROTOCOL_SSLv23
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ssl.PROTOCOL_SSLv3
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ssl.PROTOCOL_TLSv1
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ssl.CERT_NONE
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ssl.CERT_OPTIONAL
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ssl.CERT_REQUIRED
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def testRAND(self):
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v = ssl.RAND_status()
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if test_support.verbose:
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sys.stdout.write("\n RAND_status is %d (%s)\n"
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% (v, (v and "sufficient randomness") or
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"insufficient randomness"))
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try:
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ssl.RAND_egd(1)
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except TypeError:
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pass
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else:
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print("didn't raise TypeError")
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ssl.RAND_add("this is a random string", 75.0)
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def testParseCert(self):
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# note that this uses an 'unofficial' function in _ssl.c,
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# provided solely for this test, to exercise the certificate
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# parsing code
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p = ssl._ssl._test_decode_cert(CERTFILE, False)
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if test_support.verbose:
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sys.stdout.write("\n" + pprint.pformat(p) + "\n")
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def testDERtoPEM(self):
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pem = open(SVN_PYTHON_ORG_ROOT_CERT, 'r').read()
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d1 = ssl.PEM_cert_to_DER_cert(pem)
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p2 = ssl.DER_cert_to_PEM_cert(d1)
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d2 = ssl.PEM_cert_to_DER_cert(p2)
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if (d1 != d2):
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raise test_support.TestFailed("PEM-to-DER or DER-to-PEM translation failed")
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class NetworkedTests(unittest.TestCase):
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def testFetchServerCert(self):
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pem = ssl.get_server_certificate(("svn.python.org", 443))
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if not pem:
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raise test_support.TestFailed("No server certificate on svn.python.org:443!")
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try:
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pem = ssl.get_server_certificate(("svn.python.org", 443), ca_certs=CERTFILE)
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except ssl.SSLError as x:
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#should fail
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if test_support.verbose:
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sys.stdout.write("%s\n" % x)
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else:
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raise test_support.TestFailed("Got server certificate %s for svn.python.org!" % pem)
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pem = ssl.get_server_certificate(("svn.python.org", 443), ca_certs=SVN_PYTHON_ORG_ROOT_CERT)
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if not pem:
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raise test_support.TestFailed("No server certificate on svn.python.org:443!")
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if test_support.verbose:
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sys.stdout.write("\nVerified certificate for svn.python.org:443 is\n%s\n" % pem)
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def testConnect(self):
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s = ssl.wrap_socket(socket.socket(socket.AF_INET),
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cert_reqs=ssl.CERT_NONE)
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s.connect(("svn.python.org", 443))
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c = s.getpeercert()
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if c:
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raise test_support.TestFailed("Peer cert %s shouldn't be here!")
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s.close()
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# this should fail because we have no verification certs
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s = ssl.wrap_socket(socket.socket(socket.AF_INET),
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cert_reqs=ssl.CERT_REQUIRED)
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try:
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s.connect(("svn.python.org", 443))
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except ssl.SSLError:
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pass
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finally:
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s.close()
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# this should succeed because we specify the root cert
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s = ssl.wrap_socket(socket.socket(socket.AF_INET),
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cert_reqs=ssl.CERT_REQUIRED,
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ca_certs=SVN_PYTHON_ORG_ROOT_CERT)
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try:
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s.connect(("svn.python.org", 443))
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except ssl.SSLError as x:
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raise test_support.TestFailed("Unexpected exception %s" % x)
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finally:
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s.close()
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def testNonBlockingHandshake(self):
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s = socket.socket(socket.AF_INET)
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s.connect(("svn.python.org", 443))
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s.setblocking(False)
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s = ssl.wrap_socket(s,
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cert_reqs=ssl.CERT_NONE,
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do_handshake_on_connect=False)
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count = 0
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while True:
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try:
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count += 1
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s.do_handshake()
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break
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except ssl.SSLError as err:
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if err.args[0] == ssl.SSL_ERROR_WANT_READ:
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select.select([s], [], [])
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elif err.args[0] == ssl.SSL_ERROR_WANT_WRITE:
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select.select([], [s], [])
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else:
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raise
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s.close()
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if test_support.verbose:
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sys.stdout.write("\nNeeded %d calls to do_handshake() to establish session.\n" % count)
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try:
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import threading
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except ImportError:
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_have_threads = False
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else:
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_have_threads = True
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class ThreadedEchoServer(threading.Thread):
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class ConnectionHandler(threading.Thread):
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"""A mildly complicated class, because we want it to work both
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with and without the SSL wrapper around the socket connection, so
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that we can test the STARTTLS functionality."""
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def __init__(self, server, connsock, addr):
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self.server = server
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self.running = False
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self.sock = connsock
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self.addr = addr
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self.sock.setblocking(1)
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self.sslconn = None
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threading.Thread.__init__(self)
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self.setDaemon(True)
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def wrap_conn (self):
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try:
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self.sslconn = ssl.wrap_socket(self.sock, server_side=True,
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certfile=self.server.certificate,
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ssl_version=self.server.protocol,
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ca_certs=self.server.cacerts,
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cert_reqs=self.server.certreqs)
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except:
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if self.server.chatty:
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handle_error("\n server: bad connection attempt from " + repr(self.addr) + ":\n")
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if not self.server.expect_bad_connects:
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# here, we want to stop the server, because this shouldn't
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# happen in the context of our test case
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self.running = False
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# normally, we'd just stop here, but for the test
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# harness, we want to stop the server
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self.server.stop()
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self.close()
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return False
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else:
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if self.server.certreqs == ssl.CERT_REQUIRED:
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cert = self.sslconn.getpeercert()
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if test_support.verbose and self.server.chatty:
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sys.stdout.write(" client cert is " + pprint.pformat(cert) + "\n")
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cert_binary = self.sslconn.getpeercert(True)
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if test_support.verbose and self.server.chatty:
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sys.stdout.write(" cert binary is " + str(len(cert_binary)) + " bytes\n")
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cipher = self.sslconn.cipher()
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if test_support.verbose and self.server.chatty:
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sys.stdout.write(" server: connection cipher is now " + str(cipher) + "\n")
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return True
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def read(self):
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if self.sslconn:
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return self.sslconn.read()
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else:
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return self.sock.recv(1024)
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def write(self, bytes):
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if self.sslconn:
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return self.sslconn.write(bytes)
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else:
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return self.sock.send(bytes)
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def close(self):
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if self.sslconn:
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self.sslconn.close()
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else:
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self.sock.close()
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def run (self):
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self.running = True
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if not self.server.starttls_server:
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if not self.wrap_conn():
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return
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while self.running:
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try:
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msg = self.read()
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amsg = (msg and str(msg, 'ASCII', 'strict')) or ''
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if not msg:
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# eof, so quit this handler
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self.running = False
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self.close()
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elif amsg.strip() == 'over':
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if test_support.verbose and self.server.connectionchatty:
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sys.stdout.write(" server: client closed connection\n")
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self.close()
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return
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elif (self.server.starttls_server and
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amsg.strip() == 'STARTTLS'):
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if test_support.verbose and self.server.connectionchatty:
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sys.stdout.write(" server: read STARTTLS from client, sending OK...\n")
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self.write("OK\n".encode("ASCII", "strict"))
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if not self.wrap_conn():
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return
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else:
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if (test_support.verbose and
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self.server.connectionchatty):
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ctype = (self.sslconn and "encrypted") or "unencrypted"
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sys.stdout.write(" server: read %s (%s), sending back %s (%s)...\n"
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% (repr(msg), ctype, repr(msg.lower()), ctype))
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self.write(amsg.lower().encode('ASCII', 'strict'))
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except socket.error:
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if self.server.chatty:
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handle_error("Test server failure:\n")
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self.close()
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self.running = False
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# normally, we'd just stop here, but for the test
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# harness, we want to stop the server
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self.server.stop()
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except:
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handle_error('')
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def __init__(self, port, certificate, ssl_version=None,
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certreqs=None, cacerts=None, expect_bad_connects=False,
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chatty=True, connectionchatty=False, starttls_server=False):
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if ssl_version is None:
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ssl_version = ssl.PROTOCOL_TLSv1
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if certreqs is None:
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certreqs = ssl.CERT_NONE
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self.certificate = certificate
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self.protocol = ssl_version
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self.certreqs = certreqs
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self.cacerts = cacerts
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self.expect_bad_connects = expect_bad_connects
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self.chatty = chatty
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self.connectionchatty = connectionchatty
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self.starttls_server = starttls_server
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self.sock = socket.socket()
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self.flag = None
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if hasattr(socket, 'SO_REUSEADDR'):
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self.sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
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if hasattr(socket, 'SO_REUSEPORT'):
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self.sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEPORT, 1)
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self.sock.bind(('127.0.0.1', port))
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self.active = False
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threading.Thread.__init__(self)
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self.setDaemon(False)
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def start (self, flag=None):
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self.flag = flag
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threading.Thread.start(self)
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def run (self):
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self.sock.settimeout(0.5)
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self.sock.listen(5)
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self.active = True
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if self.flag:
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# signal an event
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self.flag.set()
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while self.active:
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try:
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newconn, connaddr = self.sock.accept()
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if test_support.verbose and self.chatty:
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sys.stdout.write(' server: new connection from '
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+ repr(connaddr) + '\n')
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handler = self.ConnectionHandler(self, newconn, connaddr)
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handler.start()
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except socket.timeout:
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pass
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except KeyboardInterrupt:
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self.stop()
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except:
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if self.chatty:
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handle_error("Test server failure:\n")
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self.sock.close()
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def stop (self):
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self.active = False
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class AsyncoreHTTPSServer(threading.Thread):
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class HTTPSServer(HTTPServer):
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def __init__(self, server_address, RequestHandlerClass, certfile):
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HTTPServer.__init__(self, server_address, RequestHandlerClass)
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# we assume the certfile contains both private key and certificate
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self.certfile = certfile
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self.active = False
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self.allow_reuse_address = True
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def __str__(self):
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return ('<%s %s:%s>' %
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(self.__class__.__name__,
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self.server_name,
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self.server_port))
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def get_request (self):
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# override this to wrap socket with SSL
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sock, addr = self.socket.accept()
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sslconn = ssl.wrap_socket(sock, server_side=True,
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certfile=self.certfile)
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return sslconn, addr
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# The methods overridden below this are mainly so that we
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# can run it in a thread and be able to stop it from another
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# You probably wouldn't need them in other uses.
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def server_activate(self):
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# We want to run this in a thread for testing purposes,
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# so we override this to set timeout, so that we get
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# a chance to stop the server
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self.socket.settimeout(0.5)
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HTTPServer.server_activate(self)
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def serve_forever(self):
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# We want this to run in a thread, so we use a slightly
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# modified version of "forever".
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self.active = True
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while self.active:
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try:
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self.handle_request()
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except socket.timeout:
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pass
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except KeyboardInterrupt:
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self.server_close()
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return
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except:
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sys.stdout.write(''.join(traceback.format_exception(*sys.exc_info())));
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def server_close(self):
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# Again, we want this to run in a thread, so we need to override
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# close to clear the "active" flag, so that serve_forever() will
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# terminate.
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HTTPServer.server_close(self)
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self.active = False
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class RootedHTTPRequestHandler(SimpleHTTPRequestHandler):
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# need to override translate_path to get a known root,
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# instead of using os.curdir, since the test could be
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# run from anywhere
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server_version = "TestHTTPS/1.0"
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root = None
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def translate_path(self, path):
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"""Translate a /-separated PATH to the local filename syntax.
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Components that mean special things to the local file system
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(e.g. drive or directory names) are ignored. (XXX They should
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probably be diagnosed.)
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"""
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# abandon query parameters
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path = urlparse.urlparse(path)[2]
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path = os.path.normpath(urllib.unquote(path))
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words = path.split('/')
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words = filter(None, words)
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path = self.root
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for word in words:
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drive, word = os.path.splitdrive(word)
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head, word = os.path.split(word)
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if word in self.root: continue
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path = os.path.join(path, word)
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return path
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def log_message(self, format, *args):
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# we override this to suppress logging unless "verbose"
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if test_support.verbose:
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sys.stdout.write(" server (%s:%d %s):\n [%s] %s\n" %
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(self.server.server_address,
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self.server.server_port,
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self.request.cipher(),
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self.log_date_time_string(),
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format%args))
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def __init__(self, port, certfile):
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self.flag = None
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self.active = False
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self.RootedHTTPRequestHandler.root = os.path.split(CERTFILE)[0]
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self.server = self.HTTPSServer(
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('', port), self.RootedHTTPRequestHandler, certfile)
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threading.Thread.__init__(self)
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self.setDaemon(True)
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def __str__(self):
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return "<%s %s>" % (self.__class__.__name__, self.server)
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def start (self, flag=None):
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self.flag = flag
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threading.Thread.start(self)
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def run (self):
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self.active = True
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if self.flag:
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self.flag.set()
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self.server.serve_forever()
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self.active = False
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def stop (self):
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self.active = False
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self.server.server_close()
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def badCertTest (certfile):
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server = ThreadedEchoServer(TESTPORT, CERTFILE,
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certreqs=ssl.CERT_REQUIRED,
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cacerts=CERTFILE, chatty=False,
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connectionchatty=False)
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flag = threading.Event()
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server.start(flag)
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# wait for it to start
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flag.wait()
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# try to connect
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try:
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try:
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s = ssl.wrap_socket(socket.socket(),
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certfile=certfile,
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ssl_version=ssl.PROTOCOL_TLSv1)
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s.connect(('127.0.0.1', TESTPORT))
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except ssl.SSLError as x:
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if test_support.verbose:
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sys.stdout.write("\nSSLError is %s\n" % x)
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else:
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raise test_support.TestFailed(
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"Use of invalid cert should have failed!")
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finally:
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server.stop()
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server.join()
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def serverParamsTest (certfile, protocol, certreqs, cacertsfile,
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client_certfile, client_protocol=None,
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indata="FOO\n",
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chatty=False, connectionchatty=False):
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server = ThreadedEchoServer(TESTPORT, certfile,
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certreqs=certreqs,
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ssl_version=protocol,
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cacerts=cacertsfile,
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chatty=chatty,
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connectionchatty=False)
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flag = threading.Event()
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server.start(flag)
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# wait for it to start
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flag.wait()
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# try to connect
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if client_protocol is None:
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client_protocol = protocol
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try:
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s = ssl.wrap_socket(socket.socket(),
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certfile=client_certfile,
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ca_certs=cacertsfile,
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cert_reqs=certreqs,
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ssl_version=client_protocol)
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s.connect(('127.0.0.1', TESTPORT))
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except ssl.SSLError as x:
|
|
raise test_support.TestFailed("Unexpected SSL error: " + str(x))
|
|
except Exception as x:
|
|
raise test_support.TestFailed("Unexpected exception: " + str(x))
|
|
else:
|
|
if connectionchatty:
|
|
if test_support.verbose:
|
|
sys.stdout.write(
|
|
" client: sending %s...\n" % (repr(indata)))
|
|
s.write(indata.encode('ASCII', 'strict'))
|
|
outdata = s.read()
|
|
if connectionchatty:
|
|
if test_support.verbose:
|
|
sys.stdout.write(" client: read %s\n" % repr(outdata))
|
|
outdata = str(outdata, 'ASCII', 'strict')
|
|
if outdata != indata.lower():
|
|
raise test_support.TestFailed(
|
|
"bad data <<%s>> (%d) received; expected <<%s>> (%d)\n"
|
|
% (repr(outdata[:min(len(outdata),20)]), len(outdata),
|
|
repr(indata[:min(len(indata),20)].lower()), len(indata)))
|
|
s.write("over\n".encode("ASCII", "strict"))
|
|
if connectionchatty:
|
|
if test_support.verbose:
|
|
sys.stdout.write(" client: closing connection.\n")
|
|
s.close()
|
|
finally:
|
|
server.stop()
|
|
server.join()
|
|
|
|
def tryProtocolCombo (server_protocol,
|
|
client_protocol,
|
|
expectedToWork,
|
|
certsreqs=None):
|
|
|
|
if certsreqs == None:
|
|
certsreqs = ssl.CERT_NONE
|
|
|
|
if certsreqs == ssl.CERT_NONE:
|
|
certtype = "CERT_NONE"
|
|
elif certsreqs == ssl.CERT_OPTIONAL:
|
|
certtype = "CERT_OPTIONAL"
|
|
elif certsreqs == ssl.CERT_REQUIRED:
|
|
certtype = "CERT_REQUIRED"
|
|
if test_support.verbose:
|
|
formatstr = (expectedToWork and " %s->%s %s\n") or " {%s->%s} %s\n"
|
|
sys.stdout.write(formatstr %
|
|
(ssl.get_protocol_name(client_protocol),
|
|
ssl.get_protocol_name(server_protocol),
|
|
certtype))
|
|
try:
|
|
serverParamsTest(CERTFILE, server_protocol, certsreqs,
|
|
CERTFILE, CERTFILE, client_protocol,
|
|
chatty=False, connectionchatty=False)
|
|
except test_support.TestFailed:
|
|
if expectedToWork:
|
|
raise
|
|
else:
|
|
if not expectedToWork:
|
|
raise test_support.TestFailed(
|
|
"Client protocol %s succeeded with server protocol %s!"
|
|
% (ssl.get_protocol_name(client_protocol),
|
|
ssl.get_protocol_name(server_protocol)))
|
|
|
|
|
|
class ThreadedTests(unittest.TestCase):
|
|
|
|
def testEcho (self):
|
|
|
|
if test_support.verbose:
|
|
sys.stdout.write("\n")
|
|
serverParamsTest(CERTFILE, ssl.PROTOCOL_TLSv1, ssl.CERT_NONE,
|
|
CERTFILE, CERTFILE, ssl.PROTOCOL_TLSv1,
|
|
chatty=True, connectionchatty=True)
|
|
|
|
def testReadCert(self):
|
|
|
|
if test_support.verbose:
|
|
sys.stdout.write("\n")
|
|
s2 = socket.socket()
|
|
server = ThreadedEchoServer(TESTPORT, CERTFILE,
|
|
certreqs=ssl.CERT_NONE,
|
|
ssl_version=ssl.PROTOCOL_SSLv23,
|
|
cacerts=CERTFILE,
|
|
chatty=False)
|
|
flag = threading.Event()
|
|
server.start(flag)
|
|
# wait for it to start
|
|
flag.wait()
|
|
# try to connect
|
|
try:
|
|
try:
|
|
s = ssl.wrap_socket(socket.socket(),
|
|
certfile=CERTFILE,
|
|
ca_certs=CERTFILE,
|
|
cert_reqs=ssl.CERT_REQUIRED,
|
|
ssl_version=ssl.PROTOCOL_SSLv23)
|
|
s.connect(('127.0.0.1', TESTPORT))
|
|
except ssl.SSLError as x:
|
|
raise test_support.TestFailed(
|
|
"Unexpected SSL error: " + str(x))
|
|
except Exception as x:
|
|
raise test_support.TestFailed(
|
|
"Unexpected exception: " + str(x))
|
|
else:
|
|
if not s:
|
|
raise test_support.TestFailed(
|
|
"Can't SSL-handshake with test server")
|
|
cert = s.getpeercert()
|
|
if not cert:
|
|
raise test_support.TestFailed(
|
|
"Can't get peer certificate.")
|
|
cipher = s.cipher()
|
|
if test_support.verbose:
|
|
sys.stdout.write(pprint.pformat(cert) + '\n')
|
|
sys.stdout.write("Connection cipher is " + str(cipher) + '.\n')
|
|
if 'subject' not in cert:
|
|
raise test_support.TestFailed(
|
|
"No subject field in certificate: %s." %
|
|
pprint.pformat(cert))
|
|
if ((('organizationName', 'Python Software Foundation'),)
|
|
not in cert['subject']):
|
|
raise test_support.TestFailed(
|
|
"Missing or invalid 'organizationName' field in certificate subject; "
|
|
"should be 'Python Software Foundation'.");
|
|
s.close()
|
|
finally:
|
|
server.stop()
|
|
server.join()
|
|
|
|
def testNULLcert(self):
|
|
badCertTest(os.path.join(os.path.dirname(__file__) or os.curdir,
|
|
"nullcert.pem"))
|
|
def testMalformedCert(self):
|
|
badCertTest(os.path.join(os.path.dirname(__file__) or os.curdir,
|
|
"badcert.pem"))
|
|
def testMalformedKey(self):
|
|
badCertTest(os.path.join(os.path.dirname(__file__) or os.curdir,
|
|
"badkey.pem"))
|
|
|
|
def testRudeShutdown(self):
|
|
|
|
listener_ready = threading.Event()
|
|
listener_gone = threading.Event()
|
|
|
|
# `listener` runs in a thread. It opens a socket listening on
|
|
# PORT, and sits in an accept() until the main thread connects.
|
|
# Then it rudely closes the socket, and sets Event `listener_gone`
|
|
# to let the main thread know the socket is gone.
|
|
def listener():
|
|
s = socket.socket()
|
|
if hasattr(socket, 'SO_REUSEADDR'):
|
|
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
|
|
if hasattr(socket, 'SO_REUSEPORT'):
|
|
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEPORT, 1)
|
|
s.bind(('127.0.0.1', TESTPORT))
|
|
s.listen(5)
|
|
listener_ready.set()
|
|
s.accept()
|
|
s = None # reclaim the socket object, which also closes it
|
|
listener_gone.set()
|
|
|
|
def connector():
|
|
listener_ready.wait()
|
|
s = socket.socket()
|
|
s.connect(('127.0.0.1', TESTPORT))
|
|
listener_gone.wait()
|
|
try:
|
|
ssl_sock = ssl.wrap_socket(s)
|
|
except IOError:
|
|
pass
|
|
else:
|
|
raise test_support.TestFailed(
|
|
'connecting to closed SSL socket should have failed')
|
|
|
|
t = threading.Thread(target=listener)
|
|
t.start()
|
|
connector()
|
|
t.join()
|
|
|
|
def testProtocolSSL2(self):
|
|
if test_support.verbose:
|
|
sys.stdout.write("\n")
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv2, ssl.PROTOCOL_SSLv2, True)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv2, ssl.PROTOCOL_SSLv2, True, ssl.CERT_OPTIONAL)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv2, ssl.PROTOCOL_SSLv2, True, ssl.CERT_REQUIRED)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv2, ssl.PROTOCOL_SSLv23, True)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv2, ssl.PROTOCOL_SSLv3, False)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv2, ssl.PROTOCOL_TLSv1, False)
|
|
|
|
def testProtocolSSL23(self):
|
|
if test_support.verbose:
|
|
sys.stdout.write("\n")
|
|
try:
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv23, ssl.PROTOCOL_SSLv2, True)
|
|
except test_support.TestFailed as x:
|
|
# this fails on some older versions of OpenSSL (0.9.7l, for instance)
|
|
if test_support.verbose:
|
|
sys.stdout.write(
|
|
" SSL2 client to SSL23 server test unexpectedly failed:\n %s\n"
|
|
% str(x))
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv23, ssl.PROTOCOL_SSLv3, True)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv23, ssl.PROTOCOL_SSLv23, True)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv23, ssl.PROTOCOL_TLSv1, True)
|
|
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv23, ssl.PROTOCOL_SSLv3, True, ssl.CERT_OPTIONAL)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv23, ssl.PROTOCOL_SSLv23, True, ssl.CERT_OPTIONAL)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv23, ssl.PROTOCOL_TLSv1, True, ssl.CERT_OPTIONAL)
|
|
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv23, ssl.PROTOCOL_SSLv3, True, ssl.CERT_REQUIRED)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv23, ssl.PROTOCOL_SSLv23, True, ssl.CERT_REQUIRED)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv23, ssl.PROTOCOL_TLSv1, True, ssl.CERT_REQUIRED)
|
|
|
|
def testProtocolSSL3(self):
|
|
if test_support.verbose:
|
|
sys.stdout.write("\n")
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv3, ssl.PROTOCOL_SSLv3, True)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv3, ssl.PROTOCOL_SSLv3, True, ssl.CERT_OPTIONAL)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv3, ssl.PROTOCOL_SSLv3, True, ssl.CERT_REQUIRED)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv3, ssl.PROTOCOL_SSLv2, False)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv3, ssl.PROTOCOL_SSLv23, False)
|
|
tryProtocolCombo(ssl.PROTOCOL_SSLv3, ssl.PROTOCOL_TLSv1, False)
|
|
|
|
def testProtocolTLS1(self):
|
|
if test_support.verbose:
|
|
sys.stdout.write("\n")
|
|
tryProtocolCombo(ssl.PROTOCOL_TLSv1, ssl.PROTOCOL_TLSv1, True)
|
|
tryProtocolCombo(ssl.PROTOCOL_TLSv1, ssl.PROTOCOL_TLSv1, True, ssl.CERT_OPTIONAL)
|
|
tryProtocolCombo(ssl.PROTOCOL_TLSv1, ssl.PROTOCOL_TLSv1, True, ssl.CERT_REQUIRED)
|
|
tryProtocolCombo(ssl.PROTOCOL_TLSv1, ssl.PROTOCOL_SSLv2, False)
|
|
tryProtocolCombo(ssl.PROTOCOL_TLSv1, ssl.PROTOCOL_SSLv3, False)
|
|
tryProtocolCombo(ssl.PROTOCOL_TLSv1, ssl.PROTOCOL_SSLv23, False)
|
|
|
|
def testSTARTTLS (self):
|
|
|
|
msgs = ("msg 1", "MSG 2", "STARTTLS", "MSG 3", "msg 4")
|
|
|
|
server = ThreadedEchoServer(TESTPORT, CERTFILE,
|
|
ssl_version=ssl.PROTOCOL_TLSv1,
|
|
starttls_server=True,
|
|
chatty=True,
|
|
connectionchatty=True)
|
|
flag = threading.Event()
|
|
server.start(flag)
|
|
# wait for it to start
|
|
flag.wait()
|
|
# try to connect
|
|
wrapped = False
|
|
try:
|
|
try:
|
|
s = socket.socket()
|
|
s.setblocking(1)
|
|
s.connect(('127.0.0.1', TESTPORT))
|
|
except Exception as x:
|
|
raise test_support.TestFailed("Unexpected exception: " + str(x))
|
|
else:
|
|
if test_support.verbose:
|
|
sys.stdout.write("\n")
|
|
for indata in msgs:
|
|
msg = indata.encode('ASCII', 'replace')
|
|
if test_support.verbose:
|
|
sys.stdout.write(
|
|
" client: sending %s...\n" % repr(msg))
|
|
if wrapped:
|
|
conn.write(msg)
|
|
outdata = conn.read()
|
|
else:
|
|
s.send(msg)
|
|
outdata = s.recv(1024)
|
|
if (indata == "STARTTLS" and
|
|
str(outdata, 'ASCII', 'replace').strip().lower().startswith("ok")):
|
|
if test_support.verbose:
|
|
msg = str(outdata, 'ASCII', 'replace')
|
|
sys.stdout.write(
|
|
" client: read %s from server, starting TLS...\n"
|
|
% repr(msg))
|
|
conn = ssl.wrap_socket(s, ssl_version=ssl.PROTOCOL_TLSv1)
|
|
|
|
wrapped = True
|
|
else:
|
|
if test_support.verbose:
|
|
msg = str(outdata, 'ASCII', 'replace')
|
|
sys.stdout.write(
|
|
" client: read %s from server\n" % repr(msg))
|
|
if test_support.verbose:
|
|
sys.stdout.write(" client: closing connection.\n")
|
|
if wrapped:
|
|
conn.write("over\n".encode("ASCII", "strict"))
|
|
else:
|
|
s.send("over\n")
|
|
if wrapped:
|
|
conn.close()
|
|
else:
|
|
s.close()
|
|
finally:
|
|
server.stop()
|
|
server.join()
|
|
|
|
class AsyncoreTests(unittest.TestCase):
|
|
|
|
def testAsyncore(self):
|
|
|
|
server = AsyncoreHTTPSServer(TESTPORT, CERTFILE)
|
|
flag = threading.Event()
|
|
server.start(flag)
|
|
# wait for it to start
|
|
flag.wait()
|
|
# try to connect
|
|
try:
|
|
if test_support.verbose:
|
|
sys.stdout.write('\n')
|
|
d1 = open(CERTFILE, 'rb').read()
|
|
d2 = ''
|
|
# now fetch the same data from the HTTPS server
|
|
url = 'https://127.0.0.1:%d/%s' % (
|
|
TESTPORT, os.path.split(CERTFILE)[1])
|
|
f = urllib.urlopen(url)
|
|
dlen = f.info().getheader("content-length")
|
|
if dlen and (int(dlen) > 0):
|
|
d2 = f.read(int(dlen))
|
|
if test_support.verbose:
|
|
sys.stdout.write(
|
|
" client: read %d bytes from remote server '%s'\n"
|
|
% (len(d2), server))
|
|
f.close()
|
|
except:
|
|
msg = ''.join(traceback.format_exception(*sys.exc_info()))
|
|
if test_support.verbose:
|
|
sys.stdout.write('\n' + msg)
|
|
raise test_support.TestFailed(msg)
|
|
else:
|
|
if not (d1 == d2):
|
|
print("d1 is", len(d1), repr(d1))
|
|
print("d2 is", len(d2), repr(d2))
|
|
raise test_support.TestFailed(
|
|
"Couldn't fetch data from HTTPS server")
|
|
finally:
|
|
server.stop()
|
|
server.join()
|
|
|
|
|
|
def findtestsocket(start, end):
|
|
def testbind(i):
|
|
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
try:
|
|
s.bind(("127.0.0.1", i))
|
|
except:
|
|
return 0
|
|
else:
|
|
return 1
|
|
finally:
|
|
s.close()
|
|
|
|
for i in range(start, end):
|
|
if testbind(i) and testbind(i+1):
|
|
return i
|
|
return 0
|
|
|
|
|
|
def test_main(verbose=False):
|
|
if skip_expected:
|
|
raise test_support.TestSkipped("No SSL support")
|
|
|
|
global CERTFILE, TESTPORT, SVN_PYTHON_ORG_ROOT_CERT
|
|
CERTFILE = os.path.join(os.path.dirname(__file__) or os.curdir,
|
|
"keycert.pem")
|
|
SVN_PYTHON_ORG_ROOT_CERT = os.path.join(
|
|
os.path.dirname(__file__) or os.curdir,
|
|
"https_svn_python_org_root.pem")
|
|
|
|
if (not os.path.exists(CERTFILE) or
|
|
not os.path.exists(SVN_PYTHON_ORG_ROOT_CERT)):
|
|
raise test_support.TestFailed("Can't read certificate files!")
|
|
|
|
TESTPORT = findtestsocket(10025, 12000)
|
|
if not TESTPORT:
|
|
raise test_support.TestFailed("Can't find open port to test servers on!")
|
|
|
|
tests = [BasicTests]
|
|
|
|
if test_support.is_resource_enabled('network'):
|
|
tests.append(NetworkedTests)
|
|
|
|
if _have_threads:
|
|
thread_info = test_support.threading_setup()
|
|
if thread_info and test_support.is_resource_enabled('network'):
|
|
tests.append(ThreadedTests)
|
|
tests.append(AsyncoreTests)
|
|
|
|
test_support.run_unittest(*tests)
|
|
|
|
if _have_threads:
|
|
test_support.threading_cleanup(*thread_info)
|
|
|
|
if __name__ == "__main__":
|
|
test_main()
|