def test_6_gex_server_with_old_client(self):
transport = FakeTransport()
transport.server_mode = True
kex = KexGex(transport)
kex.start_kex()
self.assertEquals((ssh.kex_gex._MSG_KEXDH_GEX_REQUEST,
ssh.kex_gex._MSG_KEXDH_GEX_REQUEST_OLD),
transport._expect)
msg = Message()
msg.add_int(2048)
msg.rewind()
kex.parse_next(ssh.kex_gex._MSG_KEXDH_GEX_REQUEST_OLD, msg)
x = '1F0000008100FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE65381FFFFFFFFFFFFFFFF0000000102'
self.assertEquals(x, hexlify(str(transport._message)).upper())
self.assertEquals((ssh.kex_gex._MSG_KEXDH_GEX_INIT, ),
transport._expect)
msg = Message()
msg.add_mpint(12345)
msg.rewind()
kex.parse_next(ssh.kex_gex._MSG_KEXDH_GEX_INIT, msg)
K = 67592995013596137876033460028393339951879041140378510871612128162185209509220726296697886624612526735888348020498716482757677848959420073720160491114319163078862905400020959196386947926388406687288901564192071077389283980347784184487280885335302632305026248574716290537036069329724382811853044654824945750581L
H = '75A12FD284C6536BA768307579DBE6F9B5087BC6'
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)
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((ssh.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(ssh.kex_gex._MSG_KEXDH_GEX_GROUP, msg)
x = '20000000807E2DDB1743F3487D6545F04F1C8476092FB912B013626AB5BCEB764257D88BBA64243B9F348DF7B41B8C814A995E00299913503456983FFB9178D3CD79EB6D55522418A8ABF65375872E55938AB99A84A0B5FC8A1ECC66A7C3766E7E0F80B7CE2C9225FC2DD683F4764244B72963BBB383F529DCF0C5D17740B8A2ADBE9208D4'
self.assertEquals(x, hexlify(str(transport._message)).upper())
self.assertEquals((ssh.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(ssh.kex_gex._MSG_KEXDH_GEX_REPLY, msg)
H = 'F1234C57E0946943B3757806BCEB8DC0C95B8D4B'
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_6_gex_server_with_old_client(self):
transport = FakeTransport()
transport.server_mode = True
kex = KexGex(transport)
kex.start_kex()
self.assertEquals((ssh.kex_gex._MSG_KEXDH_GEX_REQUEST, ssh.kex_gex._MSG_KEXDH_GEX_REQUEST_OLD), transport._expect)
msg = Message()
msg.add_int(2048)
msg.rewind()
kex.parse_next(ssh.kex_gex._MSG_KEXDH_GEX_REQUEST_OLD, msg)
x = b'1F0000008100FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE65381FFFFFFFFFFFFFFFF0000000102'
self.assertEquals(x, hexlify(bytes(transport._message)).upper())
self.assertEquals((ssh.kex_gex._MSG_KEXDH_GEX_INIT,), transport._expect)
msg = Message()
msg.add_mpint(12345)
msg.rewind()
kex.parse_next(ssh.kex_gex._MSG_KEXDH_GEX_INIT, msg)
K = 67592995013596137876033460028393339951879041140378510871612128162185209509220726296697886624612526735888348020498716482757677848959420073720160491114319163078862905400020959196386947926388406687288901564192071077389283980347784184487280885335302632305026248574716290537036069329724382811853044654824945750581
H = b'75A12FD284C6536BA768307579DBE6F9B5087BC6'
x = b'210000000866616B652D6B6579000000807E2DDB1743F3487D6545F04F1C8476092FB912B013626AB5BCEB764257D88BBA64243B9F348DF7B41B8C814A995E00299913503456983FFB9178D3CD79EB6D55522418A8ABF65375872E55938AB99A84A0B5FC8A1ECC66A7C3766E7E0F80B7CE2C9225FC2DD683F4764244B72963BBB383F529DCF0C5D17740B8A2ADBE9208D40000000866616B652D736967'
self.assertEquals(K, transport._K)
self.assertEquals(H, hexlify(transport._H).upper())
self.assertEquals(x, hexlify(bytes(transport._message)).upper())
self.assert_(transport._activated)
def test_4_gex_old_client(self):
transport = FakeTransport()
transport.server_mode = False
kex = KexGex(transport)
kex.start_kex(_test_old_style=True)
x = b'1E00000800'
self.assertEquals(x, hexlify(bytes(transport._message)).upper())
self.assertEquals((ssh.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(ssh.kex_gex._MSG_KEXDH_GEX_GROUP, msg)
x = b'20000000807E2DDB1743F3487D6545F04F1C8476092FB912B013626AB5BCEB764257D88BBA64243B9F348DF7B41B8C814A995E00299913503456983FFB9178D3CD79EB6D55522418A8ABF65375872E55938AB99A84A0B5FC8A1ECC66A7C3766E7E0F80B7CE2C9225FC2DD683F4764244B72963BBB383F529DCF0C5D17740B8A2ADBE9208D4'
self.assertEquals(x, hexlify(bytes(transport._message)).upper())
self.assertEquals((ssh.kex_gex._MSG_KEXDH_GEX_REPLY,), transport._expect)
msg = Message()
msg.add_string(b'fake-host-key')
msg.add_mpint(69)
msg.add_string(b'fake-sig')
msg.rewind()
kex.parse_next(ssh.kex_gex._MSG_KEXDH_GEX_REPLY, msg)
H = b'F1234C57E0946943B3757806BCEB8DC0C95B8D4B'
self.assertEquals(self.K, transport._K)
self.assertEquals(H, hexlify(transport._H).upper())
self.assertEquals((b'fake-host-key', b'fake-sig'), transport._verify)
self.assert_(transport._activated)