Jean-Paul Calderone | 8b63d45 | 2008-03-21 18:31:12 -0400 | [diff] [blame] | 1 | # Copyright (C) Jean-Paul Calderone 2008, All rights reserved |
| 2 | |
Jean-Paul Calderone | 30c09ea | 2008-03-21 17:04:05 -0400 | [diff] [blame] | 3 | """ |
| 4 | Unit tests for L{OpenSSL.SSL}. |
| 5 | """ |
| 6 | |
Jean-Paul Calderone | 52f0d8b | 2009-03-07 09:10:19 -0500 | [diff] [blame] | 7 | from sys import platform |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 8 | from tempfile import mktemp |
Jean-Paul Calderone | 5ef8651 | 2008-04-26 19:06:28 -0400 | [diff] [blame] | 9 | from socket import socket |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 10 | from os import makedirs, symlink |
| 11 | from os.path import join |
Jean-Paul Calderone | 0b88b6a | 2009-07-05 12:44:41 -0400 | [diff] [blame] | 12 | from unittest import main |
Jean-Paul Calderone | 460cc1f | 2009-03-07 11:31:12 -0500 | [diff] [blame] | 13 | |
Jean-Paul Calderone | 5ef8651 | 2008-04-26 19:06:28 -0400 | [diff] [blame] | 14 | from OpenSSL.crypto import TYPE_RSA, FILETYPE_PEM, PKey, dump_privatekey, load_certificate, load_privatekey |
Jean-Paul Calderone | 5075fce | 2008-09-07 20:18:55 -0400 | [diff] [blame] | 15 | from OpenSSL.SSL import WantReadError, Context, Connection, Error |
Jean-Paul Calderone | 30c09ea | 2008-03-21 17:04:05 -0400 | [diff] [blame] | 16 | from OpenSSL.SSL import SSLv2_METHOD, SSLv3_METHOD, SSLv23_METHOD, TLSv1_METHOD |
Rick Dean | b71c0d2 | 2009-04-01 14:09:23 -0500 | [diff] [blame] | 17 | from OpenSSL.SSL import OP_NO_SSLv2, OP_NO_SSLv3, OP_SINGLE_DH_USE |
| 18 | from OpenSSL.SSL import VERIFY_PEER, VERIFY_FAIL_IF_NO_PEER_CERT, VERIFY_CLIENT_ONCE |
Jean-Paul Calderone | 0b88b6a | 2009-07-05 12:44:41 -0400 | [diff] [blame] | 19 | from OpenSSL.test.util import TestCase |
Jean-Paul Calderone | 1880865 | 2009-07-05 12:54:05 -0400 | [diff] [blame^] | 20 | from OpenSSL.test.test_crypto import cleartextCertificatePEM, cleartextPrivateKeyPEM |
Jean-Paul Calderone | 4bccf5e | 2008-12-28 22:50:42 -0500 | [diff] [blame] | 21 | try: |
| 22 | from OpenSSL.SSL import OP_NO_QUERY_MTU |
| 23 | except ImportError: |
| 24 | OP_NO_QUERY_MTU = None |
| 25 | try: |
| 26 | from OpenSSL.SSL import OP_COOKIE_EXCHANGE |
| 27 | except ImportError: |
| 28 | OP_COOKIE_EXCHANGE = None |
| 29 | try: |
| 30 | from OpenSSL.SSL import OP_NO_TICKET |
| 31 | except ImportError: |
| 32 | OP_NO_TICKET = None |
Jean-Paul Calderone | 5ef8651 | 2008-04-26 19:06:28 -0400 | [diff] [blame] | 33 | |
Jean-Paul Calderone | 30c09ea | 2008-03-21 17:04:05 -0400 | [diff] [blame] | 34 | |
Jean-Paul Calderone | 1880865 | 2009-07-05 12:54:05 -0400 | [diff] [blame^] | 35 | class ContextTests(TestCase): |
Jean-Paul Calderone | 30c09ea | 2008-03-21 17:04:05 -0400 | [diff] [blame] | 36 | """ |
| 37 | Unit tests for L{OpenSSL.SSL.Context}. |
| 38 | """ |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 39 | def mktemp(self): |
| 40 | """ |
| 41 | Pathetic substitute for twisted.trial.unittest.TestCase.mktemp. |
| 42 | """ |
| 43 | return mktemp(dir=".") |
| 44 | |
| 45 | |
Jean-Paul Calderone | 30c09ea | 2008-03-21 17:04:05 -0400 | [diff] [blame] | 46 | def test_method(self): |
| 47 | """ |
| 48 | L{Context} can be instantiated with one of L{SSLv2_METHOD}, |
| 49 | L{SSLv3_METHOD}, L{SSLv23_METHOD}, or L{TLSv1_METHOD}. |
| 50 | """ |
| 51 | for meth in [SSLv2_METHOD, SSLv3_METHOD, SSLv23_METHOD, TLSv1_METHOD]: |
| 52 | Context(meth) |
| 53 | self.assertRaises(TypeError, Context, "") |
| 54 | self.assertRaises(ValueError, Context, 10) |
| 55 | |
| 56 | |
| 57 | def test_use_privatekey(self): |
| 58 | """ |
| 59 | L{Context.use_privatekey} takes an L{OpenSSL.crypto.PKey} instance. |
| 60 | """ |
| 61 | key = PKey() |
| 62 | key.generate_key(TYPE_RSA, 128) |
| 63 | ctx = Context(TLSv1_METHOD) |
| 64 | ctx.use_privatekey(key) |
| 65 | self.assertRaises(TypeError, ctx.use_privatekey, "") |
Jean-Paul Calderone | 828c9cb | 2008-04-26 18:06:54 -0400 | [diff] [blame] | 66 | |
| 67 | |
| 68 | def test_set_passwd_cb(self): |
| 69 | """ |
| 70 | L{Context.set_passwd_cb} accepts a callable which will be invoked when |
| 71 | a private key is loaded from an encrypted PEM. |
| 72 | """ |
| 73 | key = PKey() |
| 74 | key.generate_key(TYPE_RSA, 128) |
| 75 | pemFile = self.mktemp() |
| 76 | fObj = file(pemFile, 'w') |
| 77 | passphrase = "foobar" |
| 78 | fObj.write(dump_privatekey(FILETYPE_PEM, key, "blowfish", passphrase)) |
| 79 | fObj.close() |
| 80 | |
| 81 | calledWith = [] |
| 82 | def passphraseCallback(maxlen, verify, extra): |
| 83 | calledWith.append((maxlen, verify, extra)) |
| 84 | return passphrase |
| 85 | context = Context(TLSv1_METHOD) |
| 86 | context.set_passwd_cb(passphraseCallback) |
| 87 | context.use_privatekey_file(pemFile) |
| 88 | self.assertTrue(len(calledWith), 1) |
| 89 | self.assertTrue(isinstance(calledWith[0][0], int)) |
| 90 | self.assertTrue(isinstance(calledWith[0][1], int)) |
| 91 | self.assertEqual(calledWith[0][2], None) |
Jean-Paul Calderone | 5ef8651 | 2008-04-26 19:06:28 -0400 | [diff] [blame] | 92 | |
| 93 | |
| 94 | def test_set_info_callback(self): |
| 95 | """ |
| 96 | L{Context.set_info_callback} accepts a callable which will be invoked |
| 97 | when certain information about an SSL connection is available. |
| 98 | """ |
| 99 | port = socket() |
| 100 | port.bind(('', 0)) |
| 101 | port.listen(1) |
| 102 | |
| 103 | client = socket() |
| 104 | client.setblocking(False) |
| 105 | client.connect_ex(port.getsockname()) |
| 106 | |
| 107 | clientSSL = Connection(Context(TLSv1_METHOD), client) |
| 108 | clientSSL.set_connect_state() |
| 109 | |
| 110 | called = [] |
| 111 | def info(conn, where, ret): |
| 112 | called.append((conn, where, ret)) |
| 113 | context = Context(TLSv1_METHOD) |
| 114 | context.set_info_callback(info) |
| 115 | context.use_certificate( |
| 116 | load_certificate(FILETYPE_PEM, cleartextCertificatePEM)) |
| 117 | context.use_privatekey( |
| 118 | load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)) |
| 119 | |
| 120 | server, ignored = port.accept() |
| 121 | server.setblocking(False) |
| 122 | |
| 123 | serverSSL = Connection(context, server) |
| 124 | serverSSL.set_accept_state() |
| 125 | |
| 126 | while not called: |
| 127 | for ssl in clientSSL, serverSSL: |
| 128 | try: |
| 129 | ssl.do_handshake() |
| 130 | except WantReadError: |
| 131 | pass |
| 132 | |
| 133 | # Kind of lame. Just make sure it got called somehow. |
| 134 | self.assertTrue(called) |
Jean-Paul Calderone | e1bd432 | 2008-09-07 20:17:17 -0400 | [diff] [blame] | 135 | |
| 136 | |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 137 | def _load_verify_locations_test(self, *args): |
Jean-Paul Calderone | e1bd432 | 2008-09-07 20:17:17 -0400 | [diff] [blame] | 138 | port = socket() |
| 139 | port.bind(('', 0)) |
| 140 | port.listen(1) |
| 141 | |
| 142 | client = socket() |
| 143 | client.setblocking(False) |
| 144 | client.connect_ex(port.getsockname()) |
| 145 | |
Jean-Paul Calderone | e1bd432 | 2008-09-07 20:17:17 -0400 | [diff] [blame] | 146 | clientContext = Context(TLSv1_METHOD) |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 147 | clientContext.load_verify_locations(*args) |
Jean-Paul Calderone | e1bd432 | 2008-09-07 20:17:17 -0400 | [diff] [blame] | 148 | # Require that the server certificate verify properly or the |
| 149 | # connection will fail. |
| 150 | clientContext.set_verify( |
| 151 | VERIFY_PEER, |
| 152 | lambda conn, cert, errno, depth, preverify_ok: preverify_ok) |
| 153 | |
| 154 | clientSSL = Connection(clientContext, client) |
| 155 | clientSSL.set_connect_state() |
| 156 | |
| 157 | server, _ = port.accept() |
| 158 | server.setblocking(False) |
| 159 | |
| 160 | serverContext = Context(TLSv1_METHOD) |
| 161 | serverContext.use_certificate( |
| 162 | load_certificate(FILETYPE_PEM, cleartextCertificatePEM)) |
| 163 | serverContext.use_privatekey( |
| 164 | load_privatekey(FILETYPE_PEM, cleartextPrivateKeyPEM)) |
| 165 | |
| 166 | serverSSL = Connection(serverContext, server) |
| 167 | serverSSL.set_accept_state() |
| 168 | |
| 169 | for i in range(3): |
| 170 | for ssl in clientSSL, serverSSL: |
| 171 | try: |
| 172 | # Without load_verify_locations above, the handshake |
| 173 | # will fail: |
| 174 | # Error: [('SSL routines', 'SSL3_GET_SERVER_CERTIFICATE', |
| 175 | # 'certificate verify failed')] |
| 176 | ssl.do_handshake() |
| 177 | except WantReadError: |
| 178 | pass |
| 179 | |
| 180 | cert = clientSSL.get_peer_certificate() |
Jean-Paul Calderone | 20131f5 | 2009-04-01 12:05:45 -0400 | [diff] [blame] | 181 | self.assertEqual(cert.get_subject().CN, 'Testing Root CA') |
Jean-Paul Calderone | 5075fce | 2008-09-07 20:18:55 -0400 | [diff] [blame] | 182 | |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 183 | def test_load_verify_file(self): |
| 184 | """ |
| 185 | L{Context.load_verify_locations} accepts a file name and uses the |
| 186 | certificates within for verification purposes. |
| 187 | """ |
| 188 | cafile = self.mktemp() |
| 189 | fObj = file(cafile, 'w') |
| 190 | fObj.write(cleartextCertificatePEM) |
| 191 | fObj.close() |
| 192 | |
| 193 | self._load_verify_locations_test(cafile) |
| 194 | |
Jean-Paul Calderone | 5075fce | 2008-09-07 20:18:55 -0400 | [diff] [blame] | 195 | |
| 196 | def test_load_verify_invalid_file(self): |
| 197 | """ |
| 198 | L{Context.load_verify_locations} raises L{Error} when passed a |
| 199 | non-existent cafile. |
| 200 | """ |
| 201 | clientContext = Context(TLSv1_METHOD) |
| 202 | self.assertRaises( |
| 203 | Error, clientContext.load_verify_locations, self.mktemp()) |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 204 | |
| 205 | |
| 206 | def test_load_verify_directory(self): |
| 207 | """ |
| 208 | L{Context.load_verify_locations} accepts a directory name and uses |
| 209 | the certificates within for verification purposes. |
| 210 | """ |
| 211 | capath = self.mktemp() |
| 212 | makedirs(capath) |
| 213 | cafile = join(capath, 'cert.pem') |
| 214 | fObj = file(cafile, 'w') |
| 215 | fObj.write(cleartextCertificatePEM) |
| 216 | fObj.close() |
| 217 | |
| 218 | # Hash value computed manually with c_rehash to avoid depending on |
| 219 | # c_rehash in the test suite. |
Jean-Paul Calderone | 20131f5 | 2009-04-01 12:05:45 -0400 | [diff] [blame] | 220 | symlink('cert.pem', join(capath, 'c7adac82.0')) |
Jean-Paul Calderone | 1cb5d02 | 2008-09-07 20:58:50 -0400 | [diff] [blame] | 221 | |
| 222 | self._load_verify_locations_test(None, capath) |
| 223 | |
| 224 | |
| 225 | def test_set_default_verify_paths(self): |
| 226 | """ |
| 227 | L{Context.set_default_verify_paths} causes the platform-specific CA |
| 228 | certificate locations to be used for verification purposes. |
| 229 | """ |
| 230 | # Testing this requires a server with a certificate signed by one of |
| 231 | # the CAs in the platform CA location. Getting one of those costs |
| 232 | # money. Fortunately (or unfortunately, depending on your |
| 233 | # perspective), it's easy to think of a public server on the |
| 234 | # internet which has such a certificate. Connecting to the network |
| 235 | # in a unit test is bad, but it's the only way I can think of to |
| 236 | # really test this. -exarkun |
| 237 | |
| 238 | # Arg, verisign.com doesn't speak TLSv1 |
| 239 | context = Context(SSLv3_METHOD) |
| 240 | context.set_default_verify_paths() |
| 241 | context.set_verify( |
| 242 | VERIFY_PEER, |
| 243 | lambda conn, cert, errno, depth, preverify_ok: preverify_ok) |
| 244 | |
| 245 | client = socket() |
| 246 | client.connect(('verisign.com', 443)) |
| 247 | clientSSL = Connection(context, client) |
| 248 | clientSSL.set_connect_state() |
| 249 | clientSSL.do_handshake() |
| 250 | clientSSL.send('GET / HTTP/1.0\r\n\r\n') |
| 251 | self.assertTrue(clientSSL.recv(1024)) |
Jean-Paul Calderone | 52f0d8b | 2009-03-07 09:10:19 -0500 | [diff] [blame] | 252 | if platform == "darwin": |
Jean-Paul Calderone | 1d287e5 | 2009-03-07 09:09:07 -0500 | [diff] [blame] | 253 | test_set_default_verify_paths.todo = ( |
| 254 | "set_default_verify_paths appears not to work on OS X - a " |
| 255 | "problem with the supplied OpenSSL, perhaps?") |
Jean-Paul Calderone | 9eadb96 | 2008-09-07 21:20:44 -0400 | [diff] [blame] | 256 | |
| 257 | |
| 258 | def test_set_default_verify_paths_signature(self): |
| 259 | """ |
| 260 | L{Context.set_default_verify_paths} takes no arguments and raises |
| 261 | L{TypeError} if given any. |
| 262 | """ |
| 263 | context = Context(TLSv1_METHOD) |
| 264 | self.assertRaises(TypeError, context.set_default_verify_paths, None) |
| 265 | self.assertRaises(TypeError, context.set_default_verify_paths, 1) |
| 266 | self.assertRaises(TypeError, context.set_default_verify_paths, "") |
Jean-Paul Calderone | 327d8f9 | 2008-12-28 21:55:56 -0500 | [diff] [blame] | 267 | |
| 268 | |
| 269 | |
| 270 | class ConstantsTests(TestCase): |
| 271 | """ |
| 272 | Tests for the values of constants exposed in L{OpenSSL.SSL}. |
| 273 | |
| 274 | These are values defined by OpenSSL intended only to be used as flags to |
| 275 | OpenSSL APIs. The only assertions it seems can be made about them is |
| 276 | their values. |
| 277 | """ |
Jean-Paul Calderone | d811b68 | 2008-12-28 22:59:15 -0500 | [diff] [blame] | 278 | # unittest.TestCase has no skip mechanism |
| 279 | if OP_NO_QUERY_MTU is not None: |
| 280 | def test_op_no_query_mtu(self): |
| 281 | """ |
| 282 | The value of L{OpenSSL.SSL.OP_NO_QUERY_MTU} is 0x1000, the value of |
| 283 | I{SSL_OP_NO_QUERY_MTU} defined by I{openssl/ssl.h}. |
| 284 | """ |
| 285 | self.assertEqual(OP_NO_QUERY_MTU, 0x1000) |
| 286 | else: |
| 287 | "OP_NO_QUERY_MTU unavailable - OpenSSL version may be too old" |
Jean-Paul Calderone | 327d8f9 | 2008-12-28 21:55:56 -0500 | [diff] [blame] | 288 | |
| 289 | |
Jean-Paul Calderone | d811b68 | 2008-12-28 22:59:15 -0500 | [diff] [blame] | 290 | if OP_COOKIE_EXCHANGE is not None: |
| 291 | def test_op_cookie_exchange(self): |
| 292 | """ |
| 293 | The value of L{OpenSSL.SSL.OP_COOKIE_EXCHANGE} is 0x2000, the value |
| 294 | of I{SSL_OP_COOKIE_EXCHANGE} defined by I{openssl/ssl.h}. |
| 295 | """ |
| 296 | self.assertEqual(OP_COOKIE_EXCHANGE, 0x2000) |
| 297 | else: |
| 298 | "OP_COOKIE_EXCHANGE unavailable - OpenSSL version may be too old" |
Jean-Paul Calderone | 327d8f9 | 2008-12-28 21:55:56 -0500 | [diff] [blame] | 299 | |
| 300 | |
Jean-Paul Calderone | d811b68 | 2008-12-28 22:59:15 -0500 | [diff] [blame] | 301 | if OP_NO_TICKET is not None: |
| 302 | def test_op_no_ticket(self): |
| 303 | """ |
| 304 | The value of L{OpenSSL.SSL.OP_NO_TICKET} is 0x4000, the value of |
| 305 | I{SSL_OP_NO_TICKET} defined by I{openssl/ssl.h}. |
| 306 | """ |
| 307 | self.assertEqual(OP_NO_TICKET, 0x4000) |
| 308 | else: |
| 309 | "OP_NO_TICKET unavailable - OpenSSL version may be too old" |
Rick Dean | 5b7b637 | 2009-04-01 11:34:06 -0500 | [diff] [blame] | 310 | |
| 311 | |
Jean-Paul Calderone | eeee26a | 2009-04-27 11:24:30 -0400 | [diff] [blame] | 312 | |
Rick Dean | b71c0d2 | 2009-04-01 14:09:23 -0500 | [diff] [blame] | 313 | root_cert_pem = """-----BEGIN CERTIFICATE----- |
| 314 | MIIC7TCCAlagAwIBAgIIPQzE4MbeufQwDQYJKoZIhvcNAQEFBQAwWDELMAkGA1UE |
| 315 | BhMCVVMxCzAJBgNVBAgTAklMMRAwDgYDVQQHEwdDaGljYWdvMRAwDgYDVQQKEwdU |
| 316 | ZXN0aW5nMRgwFgYDVQQDEw9UZXN0aW5nIFJvb3QgQ0EwIhgPMjAwOTAzMjUxMjM2 |
| 317 | NThaGA8yMDE3MDYxMTEyMzY1OFowWDELMAkGA1UEBhMCVVMxCzAJBgNVBAgTAklM |
| 318 | MRAwDgYDVQQHEwdDaGljYWdvMRAwDgYDVQQKEwdUZXN0aW5nMRgwFgYDVQQDEw9U |
| 319 | ZXN0aW5nIFJvb3QgQ0EwgZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBAPmaQumL |
| 320 | urpE527uSEHdL1pqcDRmWzu+98Y6YHzT/J7KWEamyMCNZ6fRW1JCR782UQ8a07fy |
| 321 | 2xXsKy4WdKaxyG8CcatwmXvpvRQ44dSANMihHELpANTdyVp6DCysED6wkQFurHlF |
| 322 | 1dshEaJw8b/ypDhmbVIo6Ci1xvCJqivbLFnbAgMBAAGjgbswgbgwHQYDVR0OBBYE |
| 323 | FINVdy1eIfFJDAkk51QJEo3IfgSuMIGIBgNVHSMEgYAwfoAUg1V3LV4h8UkMCSTn |
| 324 | VAkSjch+BK6hXKRaMFgxCzAJBgNVBAYTAlVTMQswCQYDVQQIEwJJTDEQMA4GA1UE |
| 325 | BxMHQ2hpY2FnbzEQMA4GA1UEChMHVGVzdGluZzEYMBYGA1UEAxMPVGVzdGluZyBS |
| 326 | b290IENBggg9DMTgxt659DAMBgNVHRMEBTADAQH/MA0GCSqGSIb3DQEBBQUAA4GB |
| 327 | AGGCDazMJGoWNBpc03u6+smc95dEead2KlZXBATOdFT1VesY3+nUOqZhEhTGlDMi |
| 328 | hkgaZnzoIq/Uamidegk4hirsCT/R+6vsKAAxNTcBjUeZjlykCJWy5ojShGftXIKY |
| 329 | w/njVbKMXrvc83qmTdGl3TAM0fxQIpqgcglFLveEBgzn |
| 330 | -----END CERTIFICATE----- |
| 331 | """ |
| 332 | |
| 333 | root_key_pem = """-----BEGIN RSA PRIVATE KEY----- |
| 334 | MIICXQIBAAKBgQD5mkLpi7q6ROdu7khB3S9aanA0Zls7vvfGOmB80/yeylhGpsjA |
| 335 | jWen0VtSQke/NlEPGtO38tsV7CsuFnSmschvAnGrcJl76b0UOOHUgDTIoRxC6QDU |
| 336 | 3claegwsrBA+sJEBbqx5RdXbIRGicPG/8qQ4Zm1SKOgotcbwiaor2yxZ2wIDAQAB |
| 337 | AoGBAPCgMpmLxzwDaUmcFbTJUvlLW1hoxNNYSu2jIZm1k/hRAcE60JYwvBkgz3UB |
| 338 | yMEh0AtLxYe0bFk6EHah11tMUPgscbCq73snJ++8koUw+csk22G65hOs51bVb7Aa |
| 339 | 6JBe67oLzdtvgCUFAA2qfrKzWRZzAdhUirQUZgySZk+Xq1pBAkEA/kZG0A6roTSM |
| 340 | BVnx7LnPfsycKUsTumorpXiylZJjTi9XtmzxhrYN6wgZlDOOwOLgSQhszGpxVoMD |
| 341 | u3gByT1b2QJBAPtL3mSKdvwRu/+40zaZLwvSJRxaj0mcE4BJOS6Oqs/hS1xRlrNk |
| 342 | PpQ7WJ4yM6ZOLnXzm2mKyxm50Mv64109FtMCQQDOqS2KkjHaLowTGVxwC0DijMfr |
| 343 | I9Lf8sSQk32J5VWCySWf5gGTfEnpmUa41gKTMJIbqZZLucNuDcOtzUaeWZlZAkA8 |
| 344 | ttXigLnCqR486JDPTi9ZscoZkZ+w7y6e/hH8t6d5Vjt48JVyfjPIaJY+km58LcN3 |
| 345 | 6AWSeGAdtRFHVzR7oHjVAkB4hutvxiOeiIVQNBhM6RSI9aBPMI21DoX2JRoxvNW2 |
| 346 | cbvAhow217X9V0dVerEOKxnNYspXRrh36h7k4mQA+sDq |
| 347 | -----END RSA PRIVATE KEY----- |
| 348 | """ |
| 349 | |
| 350 | server_cert_pem = """-----BEGIN CERTIFICATE----- |
| 351 | MIICKDCCAZGgAwIBAgIJAJn/HpR21r/8MA0GCSqGSIb3DQEBBQUAMFgxCzAJBgNV |
| 352 | BAYTAlVTMQswCQYDVQQIEwJJTDEQMA4GA1UEBxMHQ2hpY2FnbzEQMA4GA1UEChMH |
| 353 | VGVzdGluZzEYMBYGA1UEAxMPVGVzdGluZyBSb290IENBMCIYDzIwMDkwMzI1MTIz |
| 354 | NzUzWhgPMjAxNzA2MTExMjM3NTNaMBgxFjAUBgNVBAMTDWxvdmVseSBzZXJ2ZXIw |
| 355 | gZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBAL6m+G653V0tpBC/OKl22VxOi2Cv |
| 356 | lK4TYu9LHSDP9uDVTe7V5D5Tl6qzFoRRx5pfmnkqT5B+W9byp2NU3FC5hLm5zSAr |
| 357 | b45meUhjEJ/ifkZgbNUjHdBIGP9MAQUHZa5WKdkGIJvGAvs8UzUqlr4TBWQIB24+ |
| 358 | lJ+Ukk/CRgasrYwdAgMBAAGjNjA0MB0GA1UdDgQWBBS4kC7Ij0W1TZXZqXQFAM2e |
| 359 | gKEG2DATBgNVHSUEDDAKBggrBgEFBQcDATANBgkqhkiG9w0BAQUFAAOBgQBh30Li |
| 360 | dJ+NlxIOx5343WqIBka3UbsOb2kxWrbkVCrvRapCMLCASO4FqiKWM+L0VDBprqIp |
| 361 | 2mgpFQ6FHpoIENGvJhdEKpptQ5i7KaGhnDNTfdy3x1+h852G99f1iyj0RmbuFcM8 |
| 362 | uzujnS8YXWvM7DM1Ilozk4MzPug8jzFp5uhKCQ== |
| 363 | -----END CERTIFICATE----- |
| 364 | """ |
| 365 | |
| 366 | server_key_pem = """-----BEGIN RSA PRIVATE KEY----- |
| 367 | MIICWwIBAAKBgQC+pvhuud1dLaQQvzipdtlcTotgr5SuE2LvSx0gz/bg1U3u1eQ+ |
| 368 | U5eqsxaEUceaX5p5Kk+QflvW8qdjVNxQuYS5uc0gK2+OZnlIYxCf4n5GYGzVIx3Q |
| 369 | SBj/TAEFB2WuVinZBiCbxgL7PFM1Kpa+EwVkCAduPpSflJJPwkYGrK2MHQIDAQAB |
| 370 | AoGAbwuZ0AR6JveahBaczjfnSpiFHf+mve2UxoQdpyr6ROJ4zg/PLW5K/KXrC48G |
| 371 | j6f3tXMrfKHcpEoZrQWUfYBRCUsGD5DCazEhD8zlxEHahIsqpwA0WWssJA2VOLEN |
| 372 | j6DuV2pCFbw67rfTBkTSo32ahfXxEKev5KswZk0JIzH3ooECQQDgzS9AI89h0gs8 |
| 373 | Dt+1m11Rzqo3vZML7ZIyGApUzVan+a7hbc33nbGRkAXjHaUBJO31it/H6dTO+uwX |
| 374 | msWwNG5ZAkEA2RyFKs5xR5USTFaKLWCgpH/ydV96KPOpBND7TKQx62snDenFNNbn |
| 375 | FwwOhpahld+vqhYk+pfuWWUpQciE+Bu7ZQJASjfT4sQv4qbbKK/scePicnDdx9th |
| 376 | 4e1EeB9xwb+tXXXUo/6Bor/AcUNwfiQ6Zt9PZOK9sR3lMZSsP7rMi7kzuQJABie6 |
| 377 | 1sXXjFH7nNJvRG4S39cIxq8YRYTy68II/dlB2QzGpKxV/POCxbJ/zu0CU79tuYK7 |
| 378 | NaeNCFfH3aeTrX0LyQJAMBWjWmeKM2G2sCExheeQK0ROnaBC8itCECD4Jsve4nqf |
| 379 | r50+LF74iLXFwqysVCebPKMOpDWp/qQ1BbJQIPs7/A== |
| 380 | -----END RSA PRIVATE KEY----- |
| 381 | """ |
| 382 | |
| 383 | client_cert_pem = """-----BEGIN CERTIFICATE----- |
| 384 | MIICJjCCAY+gAwIBAgIJAKxpFI5lODkjMA0GCSqGSIb3DQEBBQUAMFgxCzAJBgNV |
| 385 | BAYTAlVTMQswCQYDVQQIEwJJTDEQMA4GA1UEBxMHQ2hpY2FnbzEQMA4GA1UEChMH |
| 386 | VGVzdGluZzEYMBYGA1UEAxMPVGVzdGluZyBSb290IENBMCIYDzIwMDkwMzI1MTIz |
| 387 | ODA1WhgPMjAxNzA2MTExMjM4MDVaMBYxFDASBgNVBAMTC3VnbHkgY2xpZW50MIGf |
| 388 | MA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDAZh/SRtNm5ntMT4qb6YzEpTroMlq2 |
| 389 | rn+GrRHRiZ+xkCw/CGNhbtPir7/QxaUj26BSmQrHw1bGKEbPsWiW7bdXSespl+xK |
| 390 | iku4G/KvnnmWdeJHqsiXeUZtqurMELcPQAw9xPHEuhqqUJvvEoMTsnCEqGM+7Dtb |
| 391 | oCRajYyHfluARQIDAQABozYwNDAdBgNVHQ4EFgQUNQB+qkaOaEVecf1J3TTUtAff |
| 392 | 0fAwEwYDVR0lBAwwCgYIKwYBBQUHAwIwDQYJKoZIhvcNAQEFBQADgYEAyv/Jh7gM |
| 393 | Q3OHvmsFEEvRI+hsW8y66zK4K5de239Y44iZrFYkt7Q5nBPMEWDj4F2hLYWL/qtI |
| 394 | 9Zdr0U4UDCU9SmmGYh4o7R4TZ5pGFvBYvjhHbkSFYFQXZxKUi+WUxplP6I0wr2KJ |
| 395 | PSTJCjJOn3xo2NTKRgV1gaoTf2EhL+RG8TQ= |
| 396 | -----END CERTIFICATE----- |
| 397 | """ |
| 398 | |
| 399 | client_key_pem = """-----BEGIN RSA PRIVATE KEY----- |
| 400 | MIICXgIBAAKBgQDAZh/SRtNm5ntMT4qb6YzEpTroMlq2rn+GrRHRiZ+xkCw/CGNh |
| 401 | btPir7/QxaUj26BSmQrHw1bGKEbPsWiW7bdXSespl+xKiku4G/KvnnmWdeJHqsiX |
| 402 | eUZtqurMELcPQAw9xPHEuhqqUJvvEoMTsnCEqGM+7DtboCRajYyHfluARQIDAQAB |
| 403 | AoGATkZ+NceY5Glqyl4mD06SdcKfV65814vg2EL7V9t8+/mi9rYL8KztSXGlQWPX |
| 404 | zuHgtRoMl78yQ4ZJYOBVo+nsx8KZNRCEBlE19bamSbQLCeQMenWnpeYyQUZ908gF |
| 405 | h6L9qsFVJepgA9RDgAjyDoS5CaWCdCCPCH2lDkdcqC54SVUCQQDseuduc4wi8h4t |
| 406 | V8AahUn9fn9gYfhoNuM0gdguTA0nPLVWz4hy1yJiWYQe0H7NLNNTmCKiLQaJpAbb |
| 407 | TC6vE8C7AkEA0Ee8CMJUc20BnGEmxwgWcVuqFWaKCo8jTH1X38FlATUsyR3krjW2 |
| 408 | dL3yDD9NwHxsYP7nTKp/U8MV7U9IBn4y/wJBAJl7H0/BcLeRmuJk7IqJ7b635iYB |
| 409 | D/9beFUw3MUXmQXZUfyYz39xf6CDZsu1GEdEC5haykeln3Of4M9d/4Kj+FcCQQCY |
| 410 | si6xwT7GzMDkk/ko684AV3KPc/h6G0yGtFIrMg7J3uExpR/VdH2KgwMkZXisSMvw |
| 411 | JJEQjOMCVsEJlRk54WWjAkEAzoZNH6UhDdBK5F38rVt/y4SEHgbSfJHIAmPS32Kq |
| 412 | f6GGcfNpip0Uk7q7udTKuX7Q/buZi/C4YW7u3VKAquv9NA== |
| 413 | -----END RSA PRIVATE KEY----- |
| 414 | """ |
| 415 | |
| 416 | def verify_cb(conn, cert, errnum, depth, ok): |
| 417 | return ok |
| 418 | |
Jean-Paul Calderone | 958299e | 2009-04-27 12:59:12 -0400 | [diff] [blame] | 419 | class MemoryBIOTests(TestCase): |
Rick Dean | b71c0d2 | 2009-04-01 14:09:23 -0500 | [diff] [blame] | 420 | """ |
Jean-Paul Calderone | 958299e | 2009-04-27 12:59:12 -0400 | [diff] [blame] | 421 | Tests for L{OpenSSL.SSL.Connection} using a memory BIO. |
Rick Dean | b71c0d2 | 2009-04-01 14:09:23 -0500 | [diff] [blame] | 422 | """ |
Jean-Paul Calderone | aff0fc4 | 2009-04-27 17:13:34 -0400 | [diff] [blame] | 423 | def _server(self): |
| 424 | # Create the server side Connection. This is mostly setup boilerplate |
| 425 | # - use TLSv1, use a particular certificate, etc. |
| 426 | server_ctx = Context(TLSv1_METHOD) |
| 427 | server_ctx.set_options(OP_NO_SSLv2 | OP_NO_SSLv3 | OP_SINGLE_DH_USE ) |
| 428 | server_ctx.set_verify(VERIFY_PEER|VERIFY_FAIL_IF_NO_PEER_CERT|VERIFY_CLIENT_ONCE, verify_cb) |
| 429 | server_store = server_ctx.get_cert_store() |
| 430 | server_ctx.use_privatekey(load_privatekey(FILETYPE_PEM, server_key_pem)) |
| 431 | server_ctx.use_certificate(load_certificate(FILETYPE_PEM, server_cert_pem)) |
| 432 | server_ctx.check_privatekey() |
| 433 | server_store.add_cert(load_certificate(FILETYPE_PEM, root_cert_pem)) |
| 434 | # Here the Connection is actually created. None is passed as the 2nd |
| 435 | # parameter, indicating a memory BIO should be created. |
| 436 | server_conn = Connection(server_ctx, None) |
| 437 | server_conn.set_accept_state() |
| 438 | return server_conn |
| 439 | |
| 440 | |
| 441 | def _client(self): |
| 442 | # Now create the client side Connection. Similar boilerplate to the above. |
| 443 | client_ctx = Context(TLSv1_METHOD) |
| 444 | client_ctx.set_options(OP_NO_SSLv2 | OP_NO_SSLv3 | OP_SINGLE_DH_USE ) |
| 445 | client_ctx.set_verify(VERIFY_PEER|VERIFY_FAIL_IF_NO_PEER_CERT|VERIFY_CLIENT_ONCE, verify_cb) |
| 446 | client_store = client_ctx.get_cert_store() |
| 447 | client_ctx.use_privatekey(load_privatekey(FILETYPE_PEM, client_key_pem)) |
| 448 | client_ctx.use_certificate(load_certificate(FILETYPE_PEM, client_cert_pem)) |
| 449 | client_ctx.check_privatekey() |
| 450 | client_store.add_cert(load_certificate(FILETYPE_PEM, root_cert_pem)) |
| 451 | # Again, None to create a new memory BIO. |
| 452 | client_conn = Connection(client_ctx, None) |
| 453 | client_conn.set_connect_state() |
| 454 | return client_conn |
| 455 | |
| 456 | |
Jean-Paul Calderone | 958299e | 2009-04-27 12:59:12 -0400 | [diff] [blame] | 457 | def _loopback(self, client_conn, server_conn): |
| 458 | """ |
| 459 | Try to read application bytes from each of the two L{Connection} |
| 460 | objects. Copy bytes back and forth between their send/receive buffers |
| 461 | for as long as there is anything to copy. When there is nothing more |
| 462 | to copy, return C{None}. If one of them actually manages to deliver |
| 463 | some application bytes, return a two-tuple of the connection from which |
| 464 | the bytes were read and the bytes themselves. |
| 465 | """ |
| 466 | wrote = True |
| 467 | while wrote: |
| 468 | # Loop until neither side has anything to say |
| 469 | wrote = False |
| 470 | |
| 471 | # Copy stuff from each side's send buffer to the other side's |
| 472 | # receive buffer. |
| 473 | for (read, write) in [(client_conn, server_conn), |
| 474 | (server_conn, client_conn)]: |
| 475 | |
| 476 | # Give the side a chance to generate some more bytes, or |
| 477 | # succeed. |
| 478 | try: |
Jean-Paul Calderone | aff0fc4 | 2009-04-27 17:13:34 -0400 | [diff] [blame] | 479 | bytes = read.recv(2 ** 16) |
Jean-Paul Calderone | 958299e | 2009-04-27 12:59:12 -0400 | [diff] [blame] | 480 | except WantReadError: |
| 481 | # It didn't succeed, so we'll hope it generated some |
| 482 | # output. |
| 483 | pass |
| 484 | else: |
| 485 | # It did succeed, so we'll stop now and let the caller deal |
| 486 | # with it. |
| 487 | return (read, bytes) |
| 488 | |
| 489 | while True: |
| 490 | # Keep copying as long as there's more stuff there. |
| 491 | try: |
| 492 | dirty = read.bio_read(4096) |
| 493 | except WantReadError: |
| 494 | # Okay, nothing more waiting to be sent. Stop |
| 495 | # processing this send buffer. |
| 496 | break |
| 497 | else: |
| 498 | # Keep track of the fact that someone generated some |
| 499 | # output. |
| 500 | wrote = True |
| 501 | write.bio_write(dirty) |
| 502 | |
| 503 | |
Rick Dean | b71c0d2 | 2009-04-01 14:09:23 -0500 | [diff] [blame] | 504 | def test_connect(self): |
Jean-Paul Calderone | 958299e | 2009-04-27 12:59:12 -0400 | [diff] [blame] | 505 | """ |
| 506 | Two L{Connection}s which use memory BIOs can be manually connected by |
| 507 | reading from the output of each and writing those bytes to the input of |
| 508 | the other and in this way establish a connection and exchange |
| 509 | application-level bytes with each other. |
| 510 | """ |
Jean-Paul Calderone | aff0fc4 | 2009-04-27 17:13:34 -0400 | [diff] [blame] | 511 | server_conn = self._server() |
| 512 | client_conn = self._client() |
Rick Dean | b71c0d2 | 2009-04-01 14:09:23 -0500 | [diff] [blame] | 513 | |
Jean-Paul Calderone | 958299e | 2009-04-27 12:59:12 -0400 | [diff] [blame] | 514 | # There should be no key or nonces yet. |
| 515 | self.assertIdentical(server_conn.master_key(), None) |
| 516 | self.assertIdentical(server_conn.client_random(), None) |
| 517 | self.assertIdentical(server_conn.server_random(), None) |
Rick Dean | b71c0d2 | 2009-04-01 14:09:23 -0500 | [diff] [blame] | 518 | |
Jean-Paul Calderone | 958299e | 2009-04-27 12:59:12 -0400 | [diff] [blame] | 519 | # First, the handshake needs to happen. We'll deliver bytes back and |
| 520 | # forth between the client and server until neither of them feels like |
| 521 | # speaking any more. |
| 522 | self.assertIdentical(self._loopback(client_conn, server_conn), None) |
| 523 | |
| 524 | # Now that the handshake is done, there should be a key and nonces. |
| 525 | self.assertNotIdentical(server_conn.master_key(), None) |
| 526 | self.assertNotIdentical(server_conn.client_random(), None) |
| 527 | self.assertNotIdentical(server_conn.server_random(), None) |
| 528 | self.assertNotIdentical(server_conn.client_random(), client_conn.client_random()) |
| 529 | self.assertNotIdentical(server_conn.server_random(), client_conn.server_random()) |
| 530 | |
| 531 | # Here are the bytes we'll try to send. |
Rick Dean | b71c0d2 | 2009-04-01 14:09:23 -0500 | [diff] [blame] | 532 | important_message = 'One if by land, two if by sea.' |
| 533 | |
Jean-Paul Calderone | 958299e | 2009-04-27 12:59:12 -0400 | [diff] [blame] | 534 | server_conn.write(important_message) |
| 535 | self.assertEquals( |
| 536 | self._loopback(client_conn, server_conn), |
| 537 | (client_conn, important_message)) |
| 538 | |
| 539 | client_conn.write(important_message[::-1]) |
| 540 | self.assertEquals( |
| 541 | self._loopback(client_conn, server_conn), |
| 542 | (server_conn, important_message[::-1])) |
Rick Dean | b71c0d2 | 2009-04-01 14:09:23 -0500 | [diff] [blame] | 543 | |
| 544 | |
Jean-Paul Calderone | fc4ed0f | 2009-04-27 11:51:27 -0400 | [diff] [blame] | 545 | def test_socketOverridesMemory(self): |
Rick Dean | b71c0d2 | 2009-04-01 14:09:23 -0500 | [diff] [blame] | 546 | """ |
| 547 | Test that L{OpenSSL.SSL.bio_read} and L{OpenSSL.SSL.bio_write} don't |
| 548 | work on L{OpenSSL.SSL.Connection}() that use sockets. |
| 549 | """ |
| 550 | context = Context(SSLv3_METHOD) |
| 551 | client = socket() |
| 552 | clientSSL = Connection(context, client) |
| 553 | self.assertRaises( TypeError, clientSSL.bio_read, 100) |
| 554 | self.assertRaises( TypeError, clientSSL.bio_write, "foo") |
Jean-Paul Calderone | 07acf3f | 2009-05-05 13:23:28 -0400 | [diff] [blame] | 555 | self.assertRaises( TypeError, clientSSL.bio_shutdown ) |
Jean-Paul Calderone | aff0fc4 | 2009-04-27 17:13:34 -0400 | [diff] [blame] | 556 | |
| 557 | |
| 558 | def test_outgoingOverflow(self): |
| 559 | """ |
| 560 | If more bytes than can be written to the memory BIO are passed to |
| 561 | L{Connection.send} at once, the number of bytes which were written is |
| 562 | returned and that many bytes from the beginning of the input can be |
| 563 | read from the other end of the connection. |
| 564 | """ |
| 565 | server = self._server() |
| 566 | client = self._client() |
| 567 | |
| 568 | self._loopback(client, server) |
| 569 | |
| 570 | size = 2 ** 15 |
| 571 | sent = client.send("x" * size) |
| 572 | # Sanity check. We're trying to test what happens when the entire |
| 573 | # input can't be sent. If the entire input was sent, this test is |
| 574 | # meaningless. |
| 575 | self.assertTrue(sent < size) |
| 576 | |
| 577 | receiver, received = self._loopback(client, server) |
| 578 | self.assertIdentical(receiver, server) |
| 579 | |
| 580 | # We can rely on all of these bytes being received at once because |
| 581 | # _loopback passes 2 ** 16 to recv - more than 2 ** 15. |
| 582 | self.assertEquals(len(received), sent) |
Jean-Paul Calderone | 3ad85d4 | 2009-04-30 20:24:35 -0400 | [diff] [blame] | 583 | |
| 584 | |
| 585 | def test_shutdown(self): |
| 586 | """ |
| 587 | L{Connection.bio_shutdown} signals the end of the data stream from |
| 588 | which the L{Connection} reads. |
| 589 | """ |
| 590 | server = self._server() |
| 591 | server.bio_shutdown() |
| 592 | e = self.assertRaises(Error, server.recv, 1024) |
| 593 | # We don't want WantReadError or ZeroReturnError or anything - it's a |
| 594 | # handshake failure. |
| 595 | self.assertEquals(e.__class__, Error) |
Jean-Paul Calderone | 0b88b6a | 2009-07-05 12:44:41 -0400 | [diff] [blame] | 596 | |
| 597 | |
| 598 | |
| 599 | if __name__ == '__main__': |
| 600 | main() |