/
ssl_agent_unittest.cc
213 lines (192 loc) · 9.17 KB
/
ssl_agent_unittest.cc
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "ssl.h"
#include "sslerr.h"
#include "sslproto.h"
// This is an internal header, used to get TLS_1_3_DRAFT_VERSION.
#include "ssl3prot.h"
#include <memory>
#include "databuffer.h"
#include "tls_agent.h"
#include "tls_connect.h"
#include "tls_filter.h"
#include "tls_parser.h"
namespace nss_test {
static const uint8_t kD13 = TLS_1_3_DRAFT_VERSION;
// This is a 1-RTT ClientHello with ECDHE.
const static uint8_t kCannedTls13ClientHello[] = {
0x01, 0x00, 0x00, 0xcf, 0x03, 0x03, 0x6c, 0xb3, 0x46, 0x81, 0xc8, 0x1a,
0xf9, 0xd2, 0x05, 0x97, 0x48, 0x7c, 0xa8, 0x31, 0x03, 0x1c, 0x06, 0xa8,
0x62, 0xb1, 0x90, 0xd6, 0x21, 0x44, 0x7f, 0xc1, 0x9b, 0x87, 0x3e, 0xad,
0x91, 0x85, 0x00, 0x00, 0x06, 0x13, 0x01, 0x13, 0x03, 0x13, 0x02, 0x01,
0x00, 0x00, 0xa0, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x09, 0x00, 0x00, 0x06,
0x73, 0x65, 0x72, 0x76, 0x65, 0x72, 0xff, 0x01, 0x00, 0x01, 0x00, 0x00,
0x0a, 0x00, 0x12, 0x00, 0x10, 0x00, 0x17, 0x00, 0x18, 0x00, 0x19, 0x01,
0x00, 0x01, 0x01, 0x01, 0x02, 0x01, 0x03, 0x01, 0x04, 0x00, 0x28, 0x00,
0x47, 0x00, 0x45, 0x00, 0x17, 0x00, 0x41, 0x04, 0x86, 0x4a, 0xb9, 0xdc,
0x6a, 0x38, 0xa7, 0xce, 0xe7, 0xc2, 0x4f, 0xa6, 0x28, 0xb9, 0xdc, 0x65,
0xbf, 0x73, 0x47, 0x3c, 0x9c, 0x65, 0x8c, 0x47, 0x6d, 0x57, 0x22, 0x8a,
0xc2, 0xb3, 0xc6, 0x80, 0x72, 0x86, 0x08, 0x86, 0x8f, 0x52, 0xc5, 0xcb,
0xbf, 0x2a, 0xb5, 0x59, 0x64, 0xcc, 0x0c, 0x49, 0x95, 0x36, 0xe4, 0xd9,
0x2f, 0xd4, 0x24, 0x66, 0x71, 0x6f, 0x5d, 0x70, 0xe2, 0xa0, 0xea, 0x26,
0x00, 0x2b, 0x00, 0x03, 0x02, 0x7f, kD13, 0x00, 0x0d, 0x00, 0x20, 0x00,
0x1e, 0x04, 0x03, 0x05, 0x03, 0x06, 0x03, 0x02, 0x03, 0x08, 0x04, 0x08,
0x05, 0x08, 0x06, 0x04, 0x01, 0x05, 0x01, 0x06, 0x01, 0x02, 0x01, 0x04,
0x02, 0x05, 0x02, 0x06, 0x02, 0x02, 0x02};
const static uint8_t kCannedTls13ServerHello[] = {
0x7f, kD13, 0x21, 0x12, 0xa7, 0xa7, 0x0d, 0x85, 0x8b, 0xb8, 0x0c, 0xbb,
0xdc, 0xa6, 0xfd, 0x97, 0xfe, 0x31, 0x26, 0x49, 0x2d, 0xa8, 0x6c, 0x7b,
0x65, 0x30, 0x71, 0x00, 0x31, 0x03, 0x2b, 0x94, 0xe2, 0x16, 0x13, 0x01,
0x00, 0x4d, 0x00, 0x0d, 0x00, 0x00, 0x00, 0x28, 0x00, 0x45, 0x00, 0x17,
0x00, 0x41, 0x04, 0x10, 0x97, 0x3d, 0x7a, 0xcf, 0xa2, 0x34, 0xe3, 0x69,
0xc4, 0xdd, 0x1e, 0xf2, 0xd6, 0xc0, 0x9a, 0x3e, 0xf5, 0x41, 0xf3, 0x03,
0x23, 0x94, 0xd2, 0x31, 0x85, 0xb7, 0xae, 0x5d, 0xfa, 0xc6, 0x9a, 0xd0,
0xa5, 0x44, 0xa3, 0x3a, 0xe0, 0xbb, 0x61, 0xaa, 0x0a, 0x6f, 0xe8, 0xaf,
0xdf, 0x86, 0xd8, 0x48, 0x36, 0x9c, 0x19, 0x70, 0x55, 0x84, 0xb0, 0x1c,
0x8d, 0xfc, 0x6e, 0xd8, 0x86, 0xc3, 0x95};
static const char *k0RttData = "ABCDEF";
TEST_P(TlsAgentTest, EarlyFinished) {
DataBuffer buffer;
MakeTrivialHandshakeRecord(kTlsHandshakeFinished, 0, &buffer);
ProcessMessage(buffer, TlsAgent::STATE_ERROR,
SSL_ERROR_RX_UNEXPECTED_FINISHED);
}
TEST_P(TlsAgentTest, EarlyCertificateVerify) {
DataBuffer buffer;
MakeTrivialHandshakeRecord(kTlsHandshakeCertificateVerify, 0, &buffer);
ProcessMessage(buffer, TlsAgent::STATE_ERROR,
SSL_ERROR_RX_UNEXPECTED_CERT_VERIFY);
}
TEST_P(TlsAgentTestClient, CannedHello) {
DataBuffer buffer;
EnsureInit();
agent_->SetVersionRange(SSL_LIBRARY_VERSION_TLS_1_3,
SSL_LIBRARY_VERSION_TLS_1_3);
DataBuffer server_hello;
MakeHandshakeMessage(kTlsHandshakeServerHello, kCannedTls13ServerHello,
sizeof(kCannedTls13ServerHello), &server_hello);
MakeRecord(kTlsHandshakeType, SSL_LIBRARY_VERSION_TLS_1_3,
server_hello.data(), server_hello.len(), &buffer);
ProcessMessage(buffer, TlsAgent::STATE_CONNECTING);
}
TEST_P(TlsAgentTestClient, EncryptedExtensionsInClear) {
DataBuffer server_hello;
MakeHandshakeMessage(kTlsHandshakeServerHello, kCannedTls13ServerHello,
sizeof(kCannedTls13ServerHello), &server_hello);
DataBuffer encrypted_extensions;
MakeHandshakeMessage(kTlsHandshakeEncryptedExtensions, nullptr, 0,
&encrypted_extensions, 1);
server_hello.Append(encrypted_extensions);
DataBuffer buffer;
MakeRecord(kTlsHandshakeType, SSL_LIBRARY_VERSION_TLS_1_3,
server_hello.data(), server_hello.len(), &buffer);
EnsureInit();
agent_->SetVersionRange(SSL_LIBRARY_VERSION_TLS_1_3,
SSL_LIBRARY_VERSION_TLS_1_3);
ProcessMessage(buffer, TlsAgent::STATE_ERROR,
SSL_ERROR_RX_UNEXPECTED_HANDSHAKE);
}
TEST_F(TlsAgentStreamTestClient, EncryptedExtensionsInClearTwoPieces) {
DataBuffer server_hello;
MakeHandshakeMessage(kTlsHandshakeServerHello, kCannedTls13ServerHello,
sizeof(kCannedTls13ServerHello), &server_hello);
DataBuffer encrypted_extensions;
MakeHandshakeMessage(kTlsHandshakeEncryptedExtensions, nullptr, 0,
&encrypted_extensions, 1);
server_hello.Append(encrypted_extensions);
DataBuffer buffer;
MakeRecord(kTlsHandshakeType, SSL_LIBRARY_VERSION_TLS_1_3,
server_hello.data(), 20, &buffer);
DataBuffer buffer2;
MakeRecord(kTlsHandshakeType, SSL_LIBRARY_VERSION_TLS_1_3,
server_hello.data() + 20, server_hello.len() - 20, &buffer2);
EnsureInit();
agent_->SetVersionRange(SSL_LIBRARY_VERSION_TLS_1_3,
SSL_LIBRARY_VERSION_TLS_1_3);
ProcessMessage(buffer, TlsAgent::STATE_CONNECTING);
ProcessMessage(buffer2, TlsAgent::STATE_ERROR,
SSL_ERROR_RX_UNEXPECTED_HANDSHAKE);
}
TEST_F(TlsAgentDgramTestClient, EncryptedExtensionsInClearTwoPieces) {
DataBuffer server_hello_frag1;
MakeHandshakeMessageFragment(
kTlsHandshakeServerHello, kCannedTls13ServerHello,
sizeof(kCannedTls13ServerHello), &server_hello_frag1, 0, 0, 20);
DataBuffer server_hello_frag2;
MakeHandshakeMessageFragment(
kTlsHandshakeServerHello, kCannedTls13ServerHello + 20,
sizeof(kCannedTls13ServerHello), &server_hello_frag2, 0, 20,
sizeof(kCannedTls13ServerHello) - 20);
DataBuffer encrypted_extensions;
MakeHandshakeMessage(kTlsHandshakeEncryptedExtensions, nullptr, 0,
&encrypted_extensions, 1);
server_hello_frag2.Append(encrypted_extensions);
DataBuffer buffer;
MakeRecord(kTlsHandshakeType, SSL_LIBRARY_VERSION_TLS_1_3,
server_hello_frag1.data(), server_hello_frag1.len(), &buffer);
DataBuffer buffer2;
MakeRecord(kTlsHandshakeType, SSL_LIBRARY_VERSION_TLS_1_3,
server_hello_frag2.data(), server_hello_frag2.len(), &buffer2, 1);
EnsureInit();
agent_->SetVersionRange(SSL_LIBRARY_VERSION_TLS_1_3,
SSL_LIBRARY_VERSION_TLS_1_3);
ProcessMessage(buffer, TlsAgent::STATE_CONNECTING);
ProcessMessage(buffer2, TlsAgent::STATE_ERROR,
SSL_ERROR_RX_UNEXPECTED_HANDSHAKE);
}
TEST_F(TlsAgentStreamTestClient, Set0RttOptionThenWrite) {
EnsureInit();
agent_->SetVersionRange(SSL_LIBRARY_VERSION_TLS_1_1,
SSL_LIBRARY_VERSION_TLS_1_3);
agent_->StartConnect();
agent_->Set0RttEnabled(true);
auto filter =
new TlsInspectorRecordHandshakeMessage(kTlsHandshakeClientHello);
agent_->SetPacketFilter(filter);
PRInt32 rv = PR_Write(agent_->ssl_fd(), k0RttData, strlen(k0RttData));
EXPECT_EQ(-1, rv);
int32_t err = PORT_GetError();
EXPECT_EQ(PR_WOULD_BLOCK_ERROR, err);
EXPECT_LT(0UL, filter->buffer().len());
}
TEST_F(TlsAgentStreamTestClient, Set0RttOptionThenRead) {
EnsureInit();
agent_->SetVersionRange(SSL_LIBRARY_VERSION_TLS_1_1,
SSL_LIBRARY_VERSION_TLS_1_3);
agent_->StartConnect();
agent_->Set0RttEnabled(true);
DataBuffer buffer;
MakeRecord(kTlsApplicationDataType, SSL_LIBRARY_VERSION_TLS_1_3,
reinterpret_cast<const uint8_t *>(k0RttData), strlen(k0RttData),
&buffer);
ProcessMessage(buffer, TlsAgent::STATE_ERROR,
SSL_ERROR_RX_UNEXPECTED_APPLICATION_DATA);
}
// The server is allowing 0-RTT but the client doesn't offer it,
// so trial decryption isn't engaged and 0-RTT messages cause
// an error.
TEST_F(TlsAgentStreamTestServer, Set0RttOptionClientHelloThenRead) {
EnsureInit();
agent_->SetVersionRange(SSL_LIBRARY_VERSION_TLS_1_1,
SSL_LIBRARY_VERSION_TLS_1_3);
agent_->StartConnect();
agent_->Set0RttEnabled(true);
DataBuffer buffer;
MakeRecord(kTlsHandshakeType, SSL_LIBRARY_VERSION_TLS_1_3,
kCannedTls13ClientHello, sizeof(kCannedTls13ClientHello), &buffer);
ProcessMessage(buffer, TlsAgent::STATE_CONNECTING);
MakeRecord(kTlsApplicationDataType, SSL_LIBRARY_VERSION_TLS_1_3,
reinterpret_cast<const uint8_t *>(k0RttData), strlen(k0RttData),
&buffer);
ProcessMessage(buffer, TlsAgent::STATE_ERROR, SSL_ERROR_BAD_MAC_READ);
}
INSTANTIATE_TEST_CASE_P(
AgentTests, TlsAgentTest,
::testing::Combine(TlsAgentTestBase::kTlsRolesAll,
TlsConnectTestBase::kTlsModesStream));
INSTANTIATE_TEST_CASE_P(ClientTests, TlsAgentTestClient,
TlsConnectTestBase::kTlsModesAll);
} // namespace nss_test