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
|
/*
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file is distributed
* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
#include "tls/extensions/s2n_server_certificate_status.h"
#include "s2n_test.h"
#include "testlib/s2n_testlib.h"
const uint8_t ocsp_data[] = "OCSP DATA";
struct s2n_cert_chain_and_key *chain_and_key;
int s2n_test_enable_sending_extension(struct s2n_connection *conn)
{
conn->mode = S2N_SERVER;
conn->status_type = S2N_STATUS_REQUEST_OCSP;
conn->handshake_params.our_chain_and_key = chain_and_key;
EXPECT_SUCCESS(s2n_cert_chain_and_key_set_ocsp_data(chain_and_key, ocsp_data, s2n_array_len(ocsp_data)));
conn->x509_validator.state = VALIDATED;
return S2N_SUCCESS;
}
int main(int argc, char **argv)
{
BEGIN_TEST();
EXPECT_SUCCESS(s2n_test_cert_chain_and_key_new(&chain_and_key,
S2N_DEFAULT_TEST_CERT_CHAIN, S2N_DEFAULT_TEST_PRIVATE_KEY));
/* should_send */
{
struct s2n_config *config;
EXPECT_NOT_NULL(config = s2n_config_new());
struct s2n_connection *conn;
EXPECT_NOT_NULL(conn = s2n_connection_new(S2N_CLIENT));
EXPECT_SUCCESS(s2n_connection_set_config(conn, config));
/* Don't send by default */
EXPECT_FALSE(s2n_tls13_server_status_request_extension.should_send(conn));
/* Send if all prerequisites met */
EXPECT_SUCCESS(s2n_test_enable_sending_extension(conn));
EXPECT_TRUE(s2n_tls13_server_status_request_extension.should_send(conn));
/* Don't send if client */
EXPECT_SUCCESS(s2n_test_enable_sending_extension(conn));
conn->mode = S2N_CLIENT;
EXPECT_FALSE(s2n_tls13_server_status_request_extension.should_send(conn));
/* Don't send if no status request configured */
EXPECT_SUCCESS(s2n_test_enable_sending_extension(conn));
conn->status_type = S2N_STATUS_REQUEST_NONE;
EXPECT_FALSE(s2n_tls13_server_status_request_extension.should_send(conn));
/* Don't send if no certificate set */
EXPECT_SUCCESS(s2n_test_enable_sending_extension(conn));
conn->handshake_params.our_chain_and_key = NULL;
EXPECT_FALSE(s2n_tls13_server_status_request_extension.should_send(conn));
/* Don't send if no ocsp data */
EXPECT_SUCCESS(s2n_test_enable_sending_extension(conn));
EXPECT_SUCCESS(s2n_free(&conn->handshake_params.our_chain_and_key->ocsp_status));
EXPECT_FALSE(s2n_tls13_server_status_request_extension.should_send(conn));
EXPECT_SUCCESS(s2n_connection_free(conn));
EXPECT_SUCCESS(s2n_config_free(config));
};
/* Test send */
{
struct s2n_connection *conn;
EXPECT_NOT_NULL(conn = s2n_connection_new(S2N_SERVER));
EXPECT_SUCCESS(s2n_test_enable_sending_extension(conn));
struct s2n_stuffer stuffer;
EXPECT_SUCCESS(s2n_stuffer_growable_alloc(&stuffer, 0));
EXPECT_SUCCESS(s2n_tls13_server_status_request_extension.send(conn, &stuffer));
uint8_t request_type;
EXPECT_SUCCESS(s2n_stuffer_read_uint8(&stuffer, &request_type));
EXPECT_EQUAL(request_type, S2N_STATUS_REQUEST_OCSP);
uint32_t ocsp_size;
EXPECT_SUCCESS(s2n_stuffer_read_uint24(&stuffer, &ocsp_size));
EXPECT_EQUAL(ocsp_size, s2n_stuffer_data_available(&stuffer));
EXPECT_EQUAL(ocsp_size, s2n_array_len(ocsp_data));
uint8_t *actual_ocsp_data;
EXPECT_NOT_NULL(actual_ocsp_data = s2n_stuffer_raw_read(&stuffer, ocsp_size));
EXPECT_BYTEARRAY_EQUAL(actual_ocsp_data, ocsp_data, ocsp_size);
EXPECT_EQUAL(s2n_stuffer_data_available(&stuffer), 0);
EXPECT_SUCCESS(s2n_stuffer_free(&stuffer));
EXPECT_SUCCESS(s2n_connection_free(conn));
};
/* Test recv */
{
struct s2n_connection *conn;
EXPECT_NOT_NULL(conn = s2n_connection_new(S2N_SERVER));
EXPECT_SUCCESS(s2n_test_enable_sending_extension(conn));
struct s2n_stuffer stuffer;
EXPECT_SUCCESS(s2n_stuffer_growable_alloc(&stuffer, 0));
EXPECT_SUCCESS(s2n_tls13_server_status_request_extension.send(conn, &stuffer));
EXPECT_EQUAL(conn->status_response.size, 0);
EXPECT_SUCCESS(s2n_tls13_server_status_request_extension.recv(conn, &stuffer));
EXPECT_BYTEARRAY_EQUAL(conn->status_response.data, ocsp_data, s2n_array_len(ocsp_data));
EXPECT_EQUAL(s2n_stuffer_data_available(&stuffer), 0);
EXPECT_SUCCESS(s2n_stuffer_free(&stuffer));
EXPECT_SUCCESS(s2n_connection_free(conn));
};
/* Test recv - not ocsp */
{
struct s2n_connection *conn;
EXPECT_NOT_NULL(conn = s2n_connection_new(S2N_SERVER));
EXPECT_SUCCESS(s2n_test_enable_sending_extension(conn));
struct s2n_stuffer stuffer;
EXPECT_SUCCESS(s2n_stuffer_growable_alloc(&stuffer, 0));
EXPECT_SUCCESS(s2n_stuffer_write_uint8(&stuffer, S2N_STATUS_REQUEST_NONE));
EXPECT_EQUAL(conn->status_response.size, 0);
EXPECT_SUCCESS(s2n_tls13_server_status_request_extension.recv(conn, &stuffer));
EXPECT_EQUAL(conn->status_response.size, 0);
EXPECT_SUCCESS(s2n_stuffer_free(&stuffer));
EXPECT_SUCCESS(s2n_connection_free(conn));
};
/* Test recv - bad ocsp data */
{
struct s2n_connection *conn = s2n_connection_new(S2N_CLIENT);
EXPECT_NOT_NULL(conn);
EXPECT_SUCCESS(s2n_test_enable_sending_extension(conn));
DEFER_CLEANUP(struct s2n_stuffer stuffer = { 0 }, s2n_stuffer_free);
EXPECT_SUCCESS(s2n_stuffer_growable_alloc(&stuffer, 0));
EXPECT_SUCCESS(s2n_tls13_server_status_request_extension.send(conn, &stuffer));
if (s2n_x509_ocsp_stapling_supported()) {
EXPECT_FAILURE_WITH_ERRNO(s2n_tls13_server_status_request_extension.recv(conn, &stuffer),
S2N_ERR_INVALID_OCSP_RESPONSE);
} else {
/* s2n_x509_validator_validate_cert_stapled_ocsp_response returns untrusted error if ocsp is not supported */
EXPECT_FAILURE_WITH_ERRNO(s2n_tls13_server_status_request_extension.recv(conn, &stuffer),
S2N_ERR_CERT_UNTRUSTED);
}
EXPECT_SUCCESS(s2n_connection_free(conn));
};
END_TEST();
return 0;
}
|
