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453dfd8d EK |
1 | /* |
2 | * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved. | |
3 | * | |
440e5d80 RS |
4 | * Licensed under the OpenSSL license (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
453dfd8d | 7 | * https://www.openssl.org/source/license.html |
453dfd8d EK |
8 | */ |
9 | ||
10 | #include <stdio.h> | |
5c753de6 | 11 | #include <string.h> |
453dfd8d EK |
12 | |
13 | #include <openssl/conf.h> | |
14 | #include <openssl/err.h> | |
15 | #include <openssl/ssl.h> | |
16 | ||
17 | #include "handshake_helper.h" | |
18 | #include "ssl_test_ctx.h" | |
19 | #include "testutil.h" | |
e364c3b2 | 20 | #include "test_main_custom.h" |
453dfd8d EK |
21 | |
22 | static CONF *conf = NULL; | |
23 | ||
24 | /* Currently the section names are of the form test-<number>, e.g. test-15. */ | |
25 | #define MAX_TESTCASE_NAME_LENGTH 100 | |
26 | ||
453dfd8d EK |
27 | static const char *print_alert(int alert) |
28 | { | |
29 | return alert ? SSL_alert_desc_string_long(alert) : "no alert"; | |
30 | } | |
31 | ||
ce2cdac2 | 32 | static int check_result(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx) |
453dfd8d | 33 | { |
ce2cdac2 | 34 | if (result->result != test_ctx->expected_result) { |
453dfd8d | 35 | fprintf(stderr, "ExpectedResult mismatch: expected %s, got %s.\n", |
a263f320 | 36 | ssl_test_result_name(test_ctx->expected_result), |
ce2cdac2 | 37 | ssl_test_result_name(result->result)); |
453dfd8d EK |
38 | return 0; |
39 | } | |
40 | return 1; | |
41 | } | |
42 | ||
ce2cdac2 | 43 | static int check_alerts(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx) |
453dfd8d | 44 | { |
ce2cdac2 | 45 | if (result->client_alert_sent != result->client_alert_received) { |
453dfd8d | 46 | fprintf(stderr, "Client sent alert %s but server received %s\n.", |
ce2cdac2 EK |
47 | print_alert(result->client_alert_sent), |
48 | print_alert(result->client_alert_received)); | |
453dfd8d EK |
49 | /* |
50 | * We can't bail here because the peer doesn't always get far enough | |
51 | * to process a received alert. Specifically, in protocol version | |
52 | * negotiation tests, we have the following scenario. | |
53 | * Client supports TLS v1.2 only; Server supports TLS v1.1. | |
54 | * Client proposes TLS v1.2; server responds with 1.1; | |
55 | * Client now sends a protocol alert, using TLS v1.2 in the header. | |
56 | * The server, however, rejects the alert because of version mismatch | |
57 | * in the record layer; therefore, the server appears to never | |
58 | * receive the alert. | |
59 | */ | |
60 | /* return 0; */ | |
61 | } | |
62 | ||
ce2cdac2 | 63 | if (result->server_alert_sent != result->server_alert_received) { |
453dfd8d | 64 | fprintf(stderr, "Server sent alert %s but client received %s\n.", |
ce2cdac2 EK |
65 | print_alert(result->server_alert_sent), |
66 | print_alert(result->server_alert_received)); | |
453dfd8d EK |
67 | /* return 0; */ |
68 | } | |
69 | ||
70 | /* Tolerate an alert if one wasn't explicitly specified in the test. */ | |
9f48bbac | 71 | if (test_ctx->expected_client_alert |
453dfd8d EK |
72 | /* |
73 | * The info callback alert value is computed as | |
74 | * (s->s3->send_alert[0] << 8) | s->s3->send_alert[1] | |
75 | * where the low byte is the alert code and the high byte is other stuff. | |
76 | */ | |
9f48bbac | 77 | && (result->client_alert_sent & 0xff) != test_ctx->expected_client_alert) { |
453dfd8d | 78 | fprintf(stderr, "ClientAlert mismatch: expected %s, got %s.\n", |
9f48bbac | 79 | print_alert(test_ctx->expected_client_alert), |
ce2cdac2 | 80 | print_alert(result->client_alert_sent)); |
453dfd8d EK |
81 | return 0; |
82 | } | |
83 | ||
9f48bbac EK |
84 | if (test_ctx->expected_server_alert |
85 | && (result->server_alert_sent & 0xff) != test_ctx->expected_server_alert) { | |
453dfd8d | 86 | fprintf(stderr, "ServerAlert mismatch: expected %s, got %s.\n", |
9f48bbac | 87 | print_alert(test_ctx->expected_server_alert), |
ce2cdac2 | 88 | print_alert(result->server_alert_sent)); |
453dfd8d EK |
89 | return 0; |
90 | } | |
91 | ||
dd8e5a57 EK |
92 | if (result->client_num_fatal_alerts_sent > 1) { |
93 | fprintf(stderr, "Client sent %d fatal alerts.\n", | |
94 | result->client_num_fatal_alerts_sent); | |
95 | return 0; | |
96 | } | |
97 | if (result->server_num_fatal_alerts_sent > 1) { | |
98 | fprintf(stderr, "Server sent %d alerts.\n", | |
99 | result->server_num_fatal_alerts_sent); | |
100 | return 0; | |
101 | } | |
453dfd8d EK |
102 | return 1; |
103 | } | |
104 | ||
ce2cdac2 | 105 | static int check_protocol(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx) |
453dfd8d | 106 | { |
ce2cdac2 | 107 | if (result->client_protocol != result->server_protocol) { |
453dfd8d | 108 | fprintf(stderr, "Client has protocol %s but server has %s\n.", |
ce2cdac2 EK |
109 | ssl_protocol_name(result->client_protocol), |
110 | ssl_protocol_name(result->server_protocol)); | |
453dfd8d EK |
111 | return 0; |
112 | } | |
113 | ||
9f48bbac EK |
114 | if (test_ctx->expected_protocol) { |
115 | if (result->client_protocol != test_ctx->expected_protocol) { | |
453dfd8d | 116 | fprintf(stderr, "Protocol mismatch: expected %s, got %s.\n", |
9f48bbac | 117 | ssl_protocol_name(test_ctx->expected_protocol), |
ce2cdac2 | 118 | ssl_protocol_name(result->client_protocol)); |
453dfd8d EK |
119 | return 0; |
120 | } | |
121 | } | |
122 | return 1; | |
123 | } | |
124 | ||
ce2cdac2 | 125 | static int check_servername(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx) |
5c753de6 | 126 | { |
ce2cdac2 | 127 | if (result->servername != test_ctx->expected_servername) { |
d2b23cd2 EK |
128 | fprintf(stderr, "Client ServerName mismatch, expected %s, got %s\n.", |
129 | ssl_servername_name(test_ctx->expected_servername), | |
ce2cdac2 | 130 | ssl_servername_name(result->servername)); |
d2b23cd2 | 131 | return 0; |
5c753de6 | 132 | } |
d2b23cd2 | 133 | return 1; |
5c753de6 TS |
134 | } |
135 | ||
ce2cdac2 | 136 | static int check_session_ticket(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx) |
5c753de6 TS |
137 | { |
138 | if (test_ctx->session_ticket_expected == SSL_TEST_SESSION_TICKET_IGNORE) | |
139 | return 1; | |
ce2cdac2 | 140 | if (result->session_ticket != test_ctx->session_ticket_expected) { |
5c753de6 | 141 | fprintf(stderr, "Client SessionTicketExpected mismatch, expected %s, got %s\n.", |
81fc33c9 | 142 | ssl_session_ticket_name(test_ctx->session_ticket_expected), |
ce2cdac2 | 143 | ssl_session_ticket_name(result->session_ticket)); |
5c753de6 TS |
144 | return 0; |
145 | } | |
146 | return 1; | |
147 | } | |
148 | ||
620c6ad3 | 149 | #ifndef OPENSSL_NO_NEXTPROTONEG |
ce2cdac2 EK |
150 | static int check_npn(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx) |
151 | { | |
152 | int ret = 1; | |
153 | ret &= strings_equal("NPN Negotiated (client vs server)", | |
154 | result->client_npn_negotiated, | |
155 | result->server_npn_negotiated); | |
156 | ret &= strings_equal("ExpectedNPNProtocol", | |
157 | test_ctx->expected_npn_protocol, | |
158 | result->client_npn_negotiated); | |
159 | return ret; | |
160 | } | |
7b7cea6d | 161 | #endif |
ce2cdac2 EK |
162 | |
163 | static int check_alpn(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx) | |
164 | { | |
165 | int ret = 1; | |
166 | ret &= strings_equal("ALPN Negotiated (client vs server)", | |
167 | result->client_alpn_negotiated, | |
168 | result->server_alpn_negotiated); | |
169 | ret &= strings_equal("ExpectedALPNProtocol", | |
170 | test_ctx->expected_alpn_protocol, | |
171 | result->client_alpn_negotiated); | |
172 | return ret; | |
173 | } | |
174 | ||
590ed3d7 EK |
175 | static int check_resumption(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx) |
176 | { | |
177 | if (result->client_resumed != result->server_resumed) { | |
178 | fprintf(stderr, "Resumption mismatch (client vs server): %d vs %d\n", | |
179 | result->client_resumed, result->server_resumed); | |
180 | return 0; | |
181 | } | |
182 | if (result->client_resumed != test_ctx->resumption_expected) { | |
183 | fprintf(stderr, "ResumptionExpected mismatch: %d vs %d\n", | |
184 | test_ctx->resumption_expected, result->client_resumed); | |
185 | return 0; | |
186 | } | |
187 | return 1; | |
188 | } | |
189 | ||
453dfd8d EK |
190 | /* |
191 | * This could be further simplified by constructing an expected | |
192 | * HANDSHAKE_RESULT, and implementing comparison methods for | |
193 | * its fields. | |
194 | */ | |
ce2cdac2 | 195 | static int check_test(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx) |
453dfd8d EK |
196 | { |
197 | int ret = 1; | |
198 | ret &= check_result(result, test_ctx); | |
199 | ret &= check_alerts(result, test_ctx); | |
ce2cdac2 | 200 | if (result->result == SSL_TEST_SUCCESS) { |
453dfd8d | 201 | ret &= check_protocol(result, test_ctx); |
5c753de6 | 202 | ret &= check_servername(result, test_ctx); |
81fc33c9 | 203 | ret &= check_session_ticket(result, test_ctx); |
ce2cdac2 | 204 | ret &= (result->session_ticket_do_not_call == 0); |
620c6ad3 | 205 | #ifndef OPENSSL_NO_NEXTPROTONEG |
ce2cdac2 | 206 | ret &= check_npn(result, test_ctx); |
620c6ad3 | 207 | #endif |
7b7cea6d | 208 | ret &= check_alpn(result, test_ctx); |
590ed3d7 | 209 | ret &= check_resumption(result, test_ctx); |
5c753de6 | 210 | } |
453dfd8d EK |
211 | return ret; |
212 | } | |
213 | ||
d836d71b | 214 | static int test_handshake(int idx) |
453dfd8d | 215 | { |
ababe86b | 216 | int ret = 0; |
590ed3d7 | 217 | SSL_CTX *server_ctx = NULL, *server2_ctx = NULL, *client_ctx = NULL, |
11279b13 | 218 | *resume_server_ctx = NULL, *resume_client_ctx = NULL; |
453dfd8d | 219 | SSL_TEST_CTX *test_ctx = NULL; |
ce2cdac2 | 220 | HANDSHAKE_RESULT *result = NULL; |
d836d71b EK |
221 | char test_app[MAX_TESTCASE_NAME_LENGTH]; |
222 | ||
223 | BIO_snprintf(test_app, sizeof(test_app), "test-%d", idx); | |
453dfd8d | 224 | |
d836d71b | 225 | test_ctx = SSL_TEST_CTX_create(conf, test_app); |
74726750 EK |
226 | if (test_ctx == NULL) |
227 | goto err; | |
228 | ||
229 | #ifndef OPENSSL_NO_DTLS | |
230 | if (test_ctx->method == SSL_TEST_METHOD_DTLS) { | |
231 | server_ctx = SSL_CTX_new(DTLS_server_method()); | |
9f48bbac EK |
232 | if (test_ctx->extra.server.servername_callback != |
233 | SSL_TEST_SERVERNAME_CB_NONE) { | |
d2b23cd2 | 234 | server2_ctx = SSL_CTX_new(DTLS_server_method()); |
d61f0078 | 235 | TEST_check(server2_ctx != NULL); |
d2b23cd2 | 236 | } |
74726750 | 237 | client_ctx = SSL_CTX_new(DTLS_client_method()); |
590ed3d7 EK |
238 | if (test_ctx->handshake_mode == SSL_TEST_HANDSHAKE_RESUME) { |
239 | resume_server_ctx = SSL_CTX_new(DTLS_server_method()); | |
11279b13 | 240 | resume_client_ctx = SSL_CTX_new(DTLS_client_method()); |
d61f0078 EK |
241 | TEST_check(resume_server_ctx != NULL); |
242 | TEST_check(resume_client_ctx != NULL); | |
590ed3d7 | 243 | } |
74726750 EK |
244 | } |
245 | #endif | |
246 | if (test_ctx->method == SSL_TEST_METHOD_TLS) { | |
247 | server_ctx = SSL_CTX_new(TLS_server_method()); | |
9f48bbac EK |
248 | /* SNI on resumption isn't supported/tested yet. */ |
249 | if (test_ctx->extra.server.servername_callback != | |
250 | SSL_TEST_SERVERNAME_CB_NONE) { | |
d2b23cd2 | 251 | server2_ctx = SSL_CTX_new(TLS_server_method()); |
d61f0078 | 252 | TEST_check(server2_ctx != NULL); |
d2b23cd2 | 253 | } |
74726750 | 254 | client_ctx = SSL_CTX_new(TLS_client_method()); |
590ed3d7 EK |
255 | |
256 | if (test_ctx->handshake_mode == SSL_TEST_HANDSHAKE_RESUME) { | |
257 | resume_server_ctx = SSL_CTX_new(TLS_server_method()); | |
11279b13 | 258 | resume_client_ctx = SSL_CTX_new(TLS_client_method()); |
d61f0078 EK |
259 | TEST_check(resume_server_ctx != NULL); |
260 | TEST_check(resume_client_ctx != NULL); | |
590ed3d7 | 261 | } |
74726750 EK |
262 | } |
263 | ||
d61f0078 EK |
264 | TEST_check(server_ctx != NULL); |
265 | TEST_check(client_ctx != NULL); | |
453dfd8d | 266 | |
d836d71b | 267 | TEST_check(CONF_modules_load(conf, test_app, 0) > 0); |
453dfd8d EK |
268 | |
269 | if (!SSL_CTX_config(server_ctx, "server") | |
5c753de6 | 270 | || !SSL_CTX_config(client_ctx, "client")) { |
453dfd8d EK |
271 | goto err; |
272 | } | |
273 | ||
d2b23cd2 EK |
274 | if (server2_ctx != NULL && !SSL_CTX_config(server2_ctx, "server2")) |
275 | goto err; | |
590ed3d7 EK |
276 | if (resume_server_ctx != NULL |
277 | && !SSL_CTX_config(resume_server_ctx, "resume-server")) | |
278 | goto err; | |
11279b13 EK |
279 | if (resume_client_ctx != NULL |
280 | && !SSL_CTX_config(resume_client_ctx, "resume-client")) | |
281 | goto err; | |
d2b23cd2 | 282 | |
590ed3d7 | 283 | result = do_handshake(server_ctx, server2_ctx, client_ctx, |
11279b13 | 284 | resume_server_ctx, resume_client_ctx, test_ctx); |
453dfd8d | 285 | |
ababe86b | 286 | ret = check_test(result, test_ctx); |
453dfd8d EK |
287 | |
288 | err: | |
289 | CONF_modules_unload(0); | |
290 | SSL_CTX_free(server_ctx); | |
5c753de6 | 291 | SSL_CTX_free(server2_ctx); |
453dfd8d | 292 | SSL_CTX_free(client_ctx); |
590ed3d7 | 293 | SSL_CTX_free(resume_server_ctx); |
11279b13 | 294 | SSL_CTX_free(resume_client_ctx); |
453dfd8d | 295 | SSL_TEST_CTX_free(test_ctx); |
ce2cdac2 | 296 | HANDSHAKE_RESULT_free(result); |
453dfd8d EK |
297 | return ret; |
298 | } | |
299 | ||
e364c3b2 | 300 | int test_main(int argc, char **argv) |
453dfd8d EK |
301 | { |
302 | int result = 0; | |
303 | long num_tests; | |
304 | ||
305 | if (argc != 2) | |
306 | return 1; | |
307 | ||
308 | conf = NCONF_new(NULL); | |
d61f0078 | 309 | TEST_check(conf != NULL); |
453dfd8d EK |
310 | |
311 | /* argv[1] should point to the test conf file */ | |
d61f0078 | 312 | TEST_check(NCONF_load(conf, argv[1], NULL) > 0); |
453dfd8d | 313 | |
d61f0078 | 314 | TEST_check(NCONF_get_number_e(conf, NULL, "num_tests", &num_tests)); |
453dfd8d EK |
315 | |
316 | ADD_ALL_TESTS(test_handshake, (int)(num_tests)); | |
317 | result = run_tests(argv[0]); | |
318 | ||
e364c3b2 | 319 | NCONF_free(conf); |
453dfd8d EK |
320 | return result; |
321 | } |