diff options
Diffstat (limited to 'tests/test_kex.py')
| -rw-r--r-- | tests/test_kex.py | 101 |
1 files changed, 80 insertions, 21 deletions
diff --git a/tests/test_kex.py b/tests/test_kex.py index 2680853..f304275 100644 --- a/tests/test_kex.py +++ b/tests/test_kex.py @@ -1,6 +1,4 @@ -#!/usr/bin/python - -# Copyright (C) 2003-2005 Robey Pointer <robey@lag.net> +# Copyright (C) 2003-2007 Robey Pointer <robey@lag.net> # # This file is part of paramiko. # @@ -22,6 +20,7 @@ Some unit tests for the key exchange protocols. """ +from binascii import hexlify import unittest import paramiko.util from paramiko.kex_group1 import KexGroup1 @@ -35,18 +34,21 @@ class FakeRandpool (object): def get_bytes(self, n): return chr(0xcc) * n + class FakeKey (object): def __str__(self): return 'fake-key' def sign_ssh_data(self, randpool, H): return 'fake-sig' + class FakeModulusPack (object): P = 0xFFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE65381FFFFFFFFFFFFFFFFL G = 2 def get_modulus(self, min, ask, max): return self.G, self.P + class FakeTransport (object): randpool = FakeRandpool() local_version = 'SSH-2.0-paramiko_1.0' @@ -56,7 +58,7 @@ class FakeTransport (object): def _send_message(self, m): self._message = m - def _expect_packet(self, t): + def _expect_packet(self, *t): self._expect = t def _set_K_H(self, K, H): self._K = K @@ -89,8 +91,8 @@ class KexTest (unittest.TestCase): kex = KexGroup1(transport) kex.start_kex() x = '1E000000807E2DDB1743F3487D6545F04F1C8476092FB912B013626AB5BCEB764257D88BBA64243B9F348DF7B41B8C814A995E00299913503456983FFB9178D3CD79EB6D55522418A8ABF65375872E55938AB99A84A0B5FC8A1ECC66A7C3766E7E0F80B7CE2C9225FC2DD683F4764244B72963BBB383F529DCF0C5D17740B8A2ADBE9208D4' - self.assertEquals(x, paramiko.util.hexify(str(transport._message))) - self.assertEquals(paramiko.kex_group1._MSG_KEXDH_REPLY, transport._expect) + self.assertEquals(x, hexlify(str(transport._message)).upper()) + self.assertEquals((paramiko.kex_group1._MSG_KEXDH_REPLY,), transport._expect) # fake "reply" msg = Message() @@ -101,7 +103,7 @@ class KexTest (unittest.TestCase): kex.parse_next(paramiko.kex_group1._MSG_KEXDH_REPLY, msg) H = '03079780F3D3AD0B3C6DB30C8D21685F367A86D2' self.assertEquals(self.K, transport._K) - self.assertEquals(H, paramiko.util.hexify(transport._H)) + self.assertEquals(H, hexlify(transport._H).upper()) self.assertEquals(('fake-host-key', 'fake-sig'), transport._verify) self.assert_(transport._activated) @@ -110,7 +112,7 @@ class KexTest (unittest.TestCase): transport.server_mode = True kex = KexGroup1(transport) kex.start_kex() - self.assertEquals(paramiko.kex_group1._MSG_KEXDH_INIT, transport._expect) + self.assertEquals((paramiko.kex_group1._MSG_KEXDH_INIT,), transport._expect) msg = Message() msg.add_mpint(69) @@ -119,8 +121,8 @@ class KexTest (unittest.TestCase): H = 'B16BF34DD10945EDE84E9C1EF24A14BFDC843389' x = '1F0000000866616B652D6B6579000000807E2DDB1743F3487D6545F04F1C8476092FB912B013626AB5BCEB764257D88BBA64243B9F348DF7B41B8C814A995E00299913503456983FFB9178D3CD79EB6D55522418A8ABF65375872E55938AB99A84A0B5FC8A1ECC66A7C3766E7E0F80B7CE2C9225FC2DD683F4764244B72963BBB383F529DCF0C5D17740B8A2ADBE9208D40000000866616B652D736967' self.assertEquals(self.K, transport._K) - self.assertEquals(H, paramiko.util.hexify(transport._H)) - self.assertEquals(x, paramiko.util.hexify(str(transport._message))) + self.assertEquals(H, hexlify(transport._H).upper()) + self.assertEquals(x, hexlify(str(transport._message)).upper()) self.assert_(transport._activated) def test_3_gex_client(self): @@ -129,8 +131,8 @@ class KexTest (unittest.TestCase): kex = KexGex(transport) kex.start_kex() x = '22000004000000080000002000' - self.assertEquals(x, paramiko.util.hexify(str(transport._message))) - self.assertEquals(paramiko.kex_gex._MSG_KEXDH_GEX_GROUP, transport._expect) + self.assertEquals(x, hexlify(str(transport._message)).upper()) + self.assertEquals((paramiko.kex_gex._MSG_KEXDH_GEX_GROUP,), transport._expect) msg = Message() msg.add_mpint(FakeModulusPack.P) @@ -138,8 +140,8 @@ class KexTest (unittest.TestCase): msg.rewind() kex.parse_next(paramiko.kex_gex._MSG_KEXDH_GEX_GROUP, msg) x = '20000000807E2DDB1743F3487D6545F04F1C8476092FB912B013626AB5BCEB764257D88BBA64243B9F348DF7B41B8C814A995E00299913503456983FFB9178D3CD79EB6D55522418A8ABF65375872E55938AB99A84A0B5FC8A1ECC66A7C3766E7E0F80B7CE2C9225FC2DD683F4764244B72963BBB383F529DCF0C5D17740B8A2ADBE9208D4' - self.assertEquals(x, paramiko.util.hexify(str(transport._message))) - self.assertEquals(paramiko.kex_gex._MSG_KEXDH_GEX_REPLY, transport._expect) + self.assertEquals(x, hexlify(str(transport._message)).upper()) + self.assertEquals((paramiko.kex_gex._MSG_KEXDH_GEX_REPLY,), transport._expect) msg = Message() msg.add_string('fake-host-key') @@ -149,16 +151,46 @@ class KexTest (unittest.TestCase): kex.parse_next(paramiko.kex_gex._MSG_KEXDH_GEX_REPLY, msg) H = 'A265563F2FA87F1A89BF007EE90D58BE2E4A4BD0' self.assertEquals(self.K, transport._K) - self.assertEquals(H, paramiko.util.hexify(transport._H)) + self.assertEquals(H, hexlify(transport._H).upper()) self.assertEquals(('fake-host-key', 'fake-sig'), transport._verify) self.assert_(transport._activated) - def test_4_gex_server(self): + def test_4_gex_old_client(self): + transport = FakeTransport() + transport.server_mode = False + kex = KexGex(transport) + kex.start_kex(_test_old_style=True) + x = '1E00000800' + self.assertEquals(x, hexlify(str(transport._message)).upper()) + self.assertEquals((paramiko.kex_gex._MSG_KEXDH_GEX_GROUP,), transport._expect) + + msg = Message() + msg.add_mpint(FakeModulusPack.P) + msg.add_mpint(FakeModulusPack.G) + msg.rewind() + kex.parse_next(paramiko.kex_gex._MSG_KEXDH_GEX_GROUP, msg) + x = '20000000807E2DDB1743F3487D6545F04F1C8476092FB912B013626AB5BCEB764257D88BBA64243B9F348DF7B41B8C814A995E00299913503456983FFB9178D3CD79EB6D55522418A8ABF65375872E55938AB99A84A0B5FC8A1ECC66A7C3766E7E0F80B7CE2C9225FC2DD683F4764244B72963BBB383F529DCF0C5D17740B8A2ADBE9208D4' + self.assertEquals(x, hexlify(str(transport._message)).upper()) + self.assertEquals((paramiko.kex_gex._MSG_KEXDH_GEX_REPLY,), transport._expect) + + msg = Message() + msg.add_string('fake-host-key') + msg.add_mpint(69) + msg.add_string('fake-sig') + msg.rewind() + kex.parse_next(paramiko.kex_gex._MSG_KEXDH_GEX_REPLY, msg) + H = '807F87B269EF7AC5EC7E75676808776A27D5864C' + self.assertEquals(self.K, transport._K) + self.assertEquals(H, hexlify(transport._H).upper()) + self.assertEquals(('fake-host-key', 'fake-sig'), transport._verify) + self.assert_(transport._activated) + + def test_5_gex_server(self): transport = FakeTransport() transport.server_mode = True kex = KexGex(transport) kex.start_kex() - self.assertEquals(paramiko.kex_gex._MSG_KEXDH_GEX_REQUEST, transport._expect) + self.assertEquals((paramiko.kex_gex._MSG_KEXDH_GEX_REQUEST, paramiko.kex_gex._MSG_KEXDH_GEX_REQUEST_OLD), transport._expect) msg = Message() msg.add_int(1024) @@ -167,8 +199,8 @@ class KexTest (unittest.TestCase): msg.rewind() kex.parse_next(paramiko.kex_gex._MSG_KEXDH_GEX_REQUEST, msg) x = '1F0000008100FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE65381FFFFFFFFFFFFFFFF0000000102' - self.assertEquals(x, paramiko.util.hexify(str(transport._message))) - self.assertEquals(paramiko.kex_gex._MSG_KEXDH_GEX_INIT, transport._expect) + self.assertEquals(x, hexlify(str(transport._message)).upper()) + self.assertEquals((paramiko.kex_gex._MSG_KEXDH_GEX_INIT,), transport._expect) msg = Message() msg.add_mpint(12345) @@ -178,6 +210,33 @@ class KexTest (unittest.TestCase): H = 'CE754197C21BF3452863B4F44D0B3951F12516EF' x = '210000000866616B652D6B6579000000807E2DDB1743F3487D6545F04F1C8476092FB912B013626AB5BCEB764257D88BBA64243B9F348DF7B41B8C814A995E00299913503456983FFB9178D3CD79EB6D55522418A8ABF65375872E55938AB99A84A0B5FC8A1ECC66A7C3766E7E0F80B7CE2C9225FC2DD683F4764244B72963BBB383F529DCF0C5D17740B8A2ADBE9208D40000000866616B652D736967' self.assertEquals(K, transport._K) - self.assertEquals(H, paramiko.util.hexify(transport._H)) - self.assertEquals(x, paramiko.util.hexify(str(transport._message))) + self.assertEquals(H, hexlify(transport._H).upper()) + self.assertEquals(x, hexlify(str(transport._message)).upper()) + self.assert_(transport._activated) + + def test_6_gex_server_with_old_client(self): + transport = FakeTransport() + transport.server_mode = True + kex = KexGex(transport) + kex.start_kex() + self.assertEquals((paramiko.kex_gex._MSG_KEXDH_GEX_REQUEST, paramiko.kex_gex._MSG_KEXDH_GEX_REQUEST_OLD), transport._expect) + + msg = Message() + msg.add_int(2048) + msg.rewind() + kex.parse_next(paramiko.kex_gex._MSG_KEXDH_GEX_REQUEST_OLD, msg) + x = '1F0000008100FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE65381FFFFFFFFFFFFFFFF0000000102' + self.assertEquals(x, hexlify(str(transport._message)).upper()) + self.assertEquals((paramiko.kex_gex._MSG_KEXDH_GEX_INIT,), transport._expect) + + msg = Message() + msg.add_mpint(12345) + msg.rewind() + kex.parse_next(paramiko.kex_gex._MSG_KEXDH_GEX_INIT, msg) + K = 67592995013596137876033460028393339951879041140378510871612128162185209509220726296697886624612526735888348020498716482757677848959420073720160491114319163078862905400020959196386947926388406687288901564192071077389283980347784184487280885335302632305026248574716290537036069329724382811853044654824945750581L + H = 'B41A06B2E59043CEFC1AE16EC31F1E2D12EC455B' + x = '210000000866616B652D6B6579000000807E2DDB1743F3487D6545F04F1C8476092FB912B013626AB5BCEB764257D88BBA64243B9F348DF7B41B8C814A995E00299913503456983FFB9178D3CD79EB6D55522418A8ABF65375872E55938AB99A84A0B5FC8A1ECC66A7C3766E7E0F80B7CE2C9225FC2DD683F4764244B72963BBB383F529DCF0C5D17740B8A2ADBE9208D40000000866616B652D736967' + self.assertEquals(K, transport._K) + self.assertEquals(H, hexlify(transport._H).upper()) + self.assertEquals(x, hexlify(str(transport._message)).upper()) self.assert_(transport._activated) |