2 * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
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
7 * https://www.openssl.org/source/license.html
13 #include <openssl/conf.h>
14 #include <openssl/err.h>
15 #include <openssl/ssl.h>
17 #include "handshake_helper.h"
18 #include "ssl_test_ctx.h"
20 #include "test_main_custom.h"
22 static CONF *conf = NULL;
24 /* Currently the section names are of the form test-<number>, e.g. test-15. */
25 #define MAX_TESTCASE_NAME_LENGTH 100
27 static const char *print_alert(int alert)
29 return alert ? SSL_alert_desc_string_long(alert) : "no alert";
32 static int check_result(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx)
34 if (result->result != test_ctx->expected_result) {
35 fprintf(stderr, "ExpectedResult mismatch: expected %s, got %s.\n",
36 ssl_test_result_name(test_ctx->expected_result),
37 ssl_test_result_name(result->result));
43 static int check_alerts(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx)
45 if (result->client_alert_sent != result->client_alert_received) {
46 fprintf(stderr, "Client sent alert %s but server received %s\n.",
47 print_alert(result->client_alert_sent),
48 print_alert(result->client_alert_received));
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
63 if (result->server_alert_sent != result->server_alert_received) {
64 fprintf(stderr, "Server sent alert %s but client received %s\n.",
65 print_alert(result->server_alert_sent),
66 print_alert(result->server_alert_received));
70 /* Tolerate an alert if one wasn't explicitly specified in the test. */
71 if (test_ctx->expected_client_alert
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.
77 && (result->client_alert_sent & 0xff) != test_ctx->expected_client_alert) {
78 fprintf(stderr, "ClientAlert mismatch: expected %s, got %s.\n",
79 print_alert(test_ctx->expected_client_alert),
80 print_alert(result->client_alert_sent));
84 if (test_ctx->expected_server_alert
85 && (result->server_alert_sent & 0xff) != test_ctx->expected_server_alert) {
86 fprintf(stderr, "ServerAlert mismatch: expected %s, got %s.\n",
87 print_alert(test_ctx->expected_server_alert),
88 print_alert(result->server_alert_sent));
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);
97 if (result->server_num_fatal_alerts_sent > 1) {
98 fprintf(stderr, "Server sent %d alerts.\n",
99 result->server_num_fatal_alerts_sent);
105 static int check_protocol(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx)
107 if (result->client_protocol != result->server_protocol) {
108 fprintf(stderr, "Client has protocol %s but server has %s\n.",
109 ssl_protocol_name(result->client_protocol),
110 ssl_protocol_name(result->server_protocol));
114 if (test_ctx->expected_protocol) {
115 if (result->client_protocol != test_ctx->expected_protocol) {
116 fprintf(stderr, "Protocol mismatch: expected %s, got %s.\n",
117 ssl_protocol_name(test_ctx->expected_protocol),
118 ssl_protocol_name(result->client_protocol));
125 static int check_servername(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx)
127 if (result->servername != test_ctx->expected_servername) {
128 fprintf(stderr, "Client ServerName mismatch, expected %s, got %s\n.",
129 ssl_servername_name(test_ctx->expected_servername),
130 ssl_servername_name(result->servername));
136 static int check_session_ticket(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx)
138 if (test_ctx->session_ticket_expected == SSL_TEST_SESSION_TICKET_IGNORE)
140 if (result->session_ticket != test_ctx->session_ticket_expected) {
141 fprintf(stderr, "Client SessionTicketExpected mismatch, expected %s, got %s\n.",
142 ssl_session_ticket_name(test_ctx->session_ticket_expected),
143 ssl_session_ticket_name(result->session_ticket));
149 #ifndef OPENSSL_NO_NEXTPROTONEG
150 static int check_npn(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx)
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);
163 static int check_alpn(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx)
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);
175 static int check_resumption(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx)
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);
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);
191 * This could be further simplified by constructing an expected
192 * HANDSHAKE_RESULT, and implementing comparison methods for
195 static int check_test(HANDSHAKE_RESULT *result, SSL_TEST_CTX *test_ctx)
198 ret &= check_result(result, test_ctx);
199 ret &= check_alerts(result, test_ctx);
200 if (result->result == SSL_TEST_SUCCESS) {
201 ret &= check_protocol(result, test_ctx);
202 ret &= check_servername(result, test_ctx);
203 ret &= check_session_ticket(result, test_ctx);
204 ret &= (result->session_ticket_do_not_call == 0);
205 #ifndef OPENSSL_NO_NEXTPROTONEG
206 ret &= check_npn(result, test_ctx);
208 ret &= check_alpn(result, test_ctx);
209 ret &= check_resumption(result, test_ctx);
214 static int test_handshake(int idx)
217 SSL_CTX *server_ctx = NULL, *server2_ctx = NULL, *client_ctx = NULL,
218 *resume_server_ctx = NULL, *resume_client_ctx = NULL;
219 SSL_TEST_CTX *test_ctx = NULL;
220 HANDSHAKE_RESULT *result = NULL;
221 char test_app[MAX_TESTCASE_NAME_LENGTH];
223 BIO_snprintf(test_app, sizeof(test_app), "test-%d", idx);
225 test_ctx = SSL_TEST_CTX_create(conf, test_app);
226 if (test_ctx == NULL)
229 #ifndef OPENSSL_NO_DTLS
230 if (test_ctx->method == SSL_TEST_METHOD_DTLS) {
231 server_ctx = SSL_CTX_new(DTLS_server_method());
232 if (test_ctx->extra.server.servername_callback !=
233 SSL_TEST_SERVERNAME_CB_NONE) {
234 server2_ctx = SSL_CTX_new(DTLS_server_method());
235 TEST_check(server2_ctx != NULL);
237 client_ctx = SSL_CTX_new(DTLS_client_method());
238 if (test_ctx->handshake_mode == SSL_TEST_HANDSHAKE_RESUME) {
239 resume_server_ctx = SSL_CTX_new(DTLS_server_method());
240 resume_client_ctx = SSL_CTX_new(DTLS_client_method());
241 TEST_check(resume_server_ctx != NULL);
242 TEST_check(resume_client_ctx != NULL);
246 if (test_ctx->method == SSL_TEST_METHOD_TLS) {
247 server_ctx = SSL_CTX_new(TLS_server_method());
248 /* SNI on resumption isn't supported/tested yet. */
249 if (test_ctx->extra.server.servername_callback !=
250 SSL_TEST_SERVERNAME_CB_NONE) {
251 server2_ctx = SSL_CTX_new(TLS_server_method());
252 TEST_check(server2_ctx != NULL);
254 client_ctx = SSL_CTX_new(TLS_client_method());
256 if (test_ctx->handshake_mode == SSL_TEST_HANDSHAKE_RESUME) {
257 resume_server_ctx = SSL_CTX_new(TLS_server_method());
258 resume_client_ctx = SSL_CTX_new(TLS_client_method());
259 TEST_check(resume_server_ctx != NULL);
260 TEST_check(resume_client_ctx != NULL);
264 TEST_check(server_ctx != NULL);
265 TEST_check(client_ctx != NULL);
267 TEST_check(CONF_modules_load(conf, test_app, 0) > 0);
269 if (!SSL_CTX_config(server_ctx, "server")
270 || !SSL_CTX_config(client_ctx, "client")) {
274 if (server2_ctx != NULL && !SSL_CTX_config(server2_ctx, "server2"))
276 if (resume_server_ctx != NULL
277 && !SSL_CTX_config(resume_server_ctx, "resume-server"))
279 if (resume_client_ctx != NULL
280 && !SSL_CTX_config(resume_client_ctx, "resume-client"))
283 result = do_handshake(server_ctx, server2_ctx, client_ctx,
284 resume_server_ctx, resume_client_ctx, test_ctx);
286 ret = check_test(result, test_ctx);
289 CONF_modules_unload(0);
290 SSL_CTX_free(server_ctx);
291 SSL_CTX_free(server2_ctx);
292 SSL_CTX_free(client_ctx);
293 SSL_CTX_free(resume_server_ctx);
294 SSL_CTX_free(resume_client_ctx);
295 SSL_TEST_CTX_free(test_ctx);
296 HANDSHAKE_RESULT_free(result);
300 int test_main(int argc, char **argv)
308 conf = NCONF_new(NULL);
309 TEST_check(conf != NULL);
311 /* argv[1] should point to the test conf file */
312 TEST_check(NCONF_load(conf, argv[1], NULL) > 0);
314 TEST_check(NCONF_get_number_e(conf, NULL, "num_tests", &num_tests));
316 ADD_ALL_TESTS(test_handshake, (int)(num_tests));
317 result = run_tests(argv[0]);