test/ssl_test_ctx_test.c

   1 /*
   2  * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   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
   8  */
   9
  10 /*
  11  * Ideally, CONF should offer standard parsing methods and cover them
  12  * in tests. But since we have no CONF tests, we use a custom test for now.
  13  */
  14
  15 #include <stdio.h>
  16 #include <string.h>
  17
  18 #include "e_os.h"
  19 #include "ssl_test_ctx.h"
  20 #include "testutil.h"
  21 #include "test_main_custom.h"
  22 #include <openssl/e_os2.h>
  23 #include <openssl/err.h>
  24 #include <openssl/conf.h>
  25 #include <openssl/ssl.h>
  26
  27 static CONF *conf = NULL;
  28
  29 typedef struct ssl_test_ctx_test_fixture {
  30     const char *test_case_name;
  31     const char *test_section;
  32     /* Expected parsed configuration. */
  33     SSL_TEST_CTX *expected_ctx;
  34 } SSL_TEST_CTX_TEST_FIXTURE;
  35
  36
  37 static int SSL_TEST_CLIENT_CONF_equal(SSL_TEST_CLIENT_CONF *client,
  38                                       SSL_TEST_CLIENT_CONF *client2)
  39 {
  40     if (client->verify_callback != client2->verify_callback) {
  41         fprintf(stderr, "ClientVerifyCallback mismatch: %s vs %s.\n",
  42                 ssl_verify_callback_name(client->verify_callback),
  43                 ssl_verify_callback_name(client2->verify_callback));
  44         return 0;
  45     }
  46     if (client->servername != client2->servername) {
  47         fprintf(stderr, "ServerName mismatch: %s vs %s.\n",
  48                 ssl_servername_name(client->servername),
  49                 ssl_servername_name(client2->servername));
  50         return 0;
  51     }
  52     if (!strings_equal("Client NPNProtocols", client->npn_protocols,
  53                        client2->npn_protocols))
  54         return 0;
  55     if (!strings_equal("Client ALPNProtocols", client->alpn_protocols,
  56                        client2->alpn_protocols))
  57         return 0;
  58     if (client->ct_validation != client2->ct_validation) {
  59         fprintf(stderr, "CTValidation mismatch: %s vs %s.\n",
  60                 ssl_ct_validation_name(client->ct_validation),
  61                 ssl_ct_validation_name(client2->ct_validation));
  62         return 0;
  63     }
  64     return 1;
  65 }
  66
  67 static int SSL_TEST_SERVER_CONF_equal(SSL_TEST_SERVER_CONF *server,
  68                                       SSL_TEST_SERVER_CONF *server2)
  69 {
  70     if (server->servername_callback != server2->servername_callback) {
  71         fprintf(stderr, "ServerNameCallback mismatch: %s vs %s.\n",
  72                 ssl_servername_callback_name(server->servername_callback),
  73                 ssl_servername_callback_name(server2->servername_callback));
  74         return 0;
  75     }
  76     if (!strings_equal("Server NPNProtocols", server->npn_protocols,
  77                        server2->npn_protocols))
  78         return 0;
  79     if (!strings_equal("Server ALPNProtocols", server->alpn_protocols,
  80                        server2->alpn_protocols))
  81         return 0;
  82     if (server->broken_session_ticket != server2->broken_session_ticket) {
  83         fprintf(stderr, "Broken session ticket mismatch: %d vs %d.\n",
  84                 server->broken_session_ticket, server2->broken_session_ticket);
  85         return 0;
  86     }
  87     if (server->cert_status != server2->cert_status) {
  88         fprintf(stderr, "CertStatus mismatch: %s vs %s.\n",
  89                 ssl_certstatus_name(server->cert_status),
  90                 ssl_certstatus_name(server2->cert_status));
  91         return 0;
  92     }
  93     return 1;
  94 }
  95
  96 static int SSL_TEST_EXTRA_CONF_equal(SSL_TEST_EXTRA_CONF *extra,
  97                                      SSL_TEST_EXTRA_CONF *extra2)
  98 {
  99     return SSL_TEST_CLIENT_CONF_equal(&extra->client, &extra2->client)
 100         && SSL_TEST_SERVER_CONF_equal(&extra->server, &extra2->server)
 101         && SSL_TEST_SERVER_CONF_equal(&extra->server2, &extra2->server2);
 102 }
 103
 104 /* Returns 1 if the contexts are equal, 0 otherwise. */
 105 static int SSL_TEST_CTX_equal(SSL_TEST_CTX *ctx, SSL_TEST_CTX *ctx2)
 106 {
 107     if (ctx->method != ctx2->method) {
 108         fprintf(stderr, "Method mismatch: %s vs %s.\n",
 109                 ssl_test_method_name(ctx->method),
 110                 ssl_test_method_name(ctx2->method));
 111         return 0;
 112     }
 113     if (ctx->handshake_mode != ctx2->handshake_mode) {
 114         fprintf(stderr, "HandshakeMode mismatch: %s vs %s.\n",
 115                 ssl_handshake_mode_name(ctx->handshake_mode),
 116                 ssl_handshake_mode_name(ctx2->handshake_mode));
 117         return 0;
 118     }
 119     if (ctx->app_data_size != ctx2->app_data_size) {
 120         fprintf(stderr, "ApplicationData mismatch: %d vs %d.\n",
 121                 ctx->app_data_size, ctx2->app_data_size);
 122         return 0;
 123     }
 124
 125     if (ctx->max_fragment_size != ctx2->max_fragment_size) {
 126         fprintf(stderr, "MaxFragmentSize mismatch: %d vs %d.\n",
 127                 ctx->max_fragment_size, ctx2->max_fragment_size);
 128         return 0;
 129     }
 130
 131     if (!SSL_TEST_EXTRA_CONF_equal(&ctx->extra, &ctx2->extra)) {
 132         fprintf(stderr, "Extra conf mismatch.\n");
 133         return 0;
 134     }
 135     if (!SSL_TEST_EXTRA_CONF_equal(&ctx->resume_extra, &ctx2->resume_extra)) {
 136         fprintf(stderr, "Resume extra conf mismatch.\n");
 137         return 0;
 138     }
 139
 140     if (ctx->expected_result != ctx2->expected_result) {
 141         fprintf(stderr, "ExpectedResult mismatch: %s vs %s.\n",
 142                 ssl_test_result_name(ctx->expected_result),
 143                 ssl_test_result_name(ctx2->expected_result));
 144         return 0;
 145     }
 146     if (ctx->expected_client_alert != ctx2->expected_client_alert) {
 147         fprintf(stderr, "ClientAlert mismatch: %s vs %s.\n",
 148                 ssl_alert_name(ctx->expected_client_alert),
 149                 ssl_alert_name(ctx2->expected_client_alert));
 150         return 0;
 151     }
 152     if (ctx->expected_server_alert != ctx2->expected_server_alert) {
 153         fprintf(stderr, "ServerAlert mismatch: %s vs %s.\n",
 154                 ssl_alert_name(ctx->expected_server_alert),
 155                 ssl_alert_name(ctx2->expected_server_alert));
 156         return 0;
 157     }
 158     if (ctx->expected_protocol != ctx2->expected_protocol) {
 159         fprintf(stderr, "ClientAlert mismatch: %s vs %s.\n",
 160                 ssl_protocol_name(ctx->expected_protocol),
 161                 ssl_protocol_name(ctx2->expected_protocol));
 162         return 0;
 163     }
 164     if (ctx->expected_servername != ctx2->expected_servername) {
 165         fprintf(stderr, "ExpectedServerName mismatch: %s vs %s.\n",
 166                 ssl_servername_name(ctx->expected_servername),
 167                 ssl_servername_name(ctx2->expected_servername));
 168         return 0;
 169     }
 170     if (ctx->session_ticket_expected != ctx2->session_ticket_expected) {
 171         fprintf(stderr, "SessionTicketExpected mismatch: %s vs %s.\n",
 172                 ssl_session_ticket_name(ctx->session_ticket_expected),
 173                 ssl_session_ticket_name(ctx2->session_ticket_expected));
 174         return 0;
 175     }
 176     if (ctx->compression_expected != ctx2->compression_expected) {
 177         fprintf(stderr, "ComrpessionExpected mismatch: %d vs %d.\n",
 178                 ctx->compression_expected,
 179                 ctx2->compression_expected);
 180         return 0;
 181     }
 182     if (!strings_equal("ExpectedNPNProtocol", ctx->expected_npn_protocol,
 183                        ctx2->expected_npn_protocol))
 184         return 0;
 185     if (!strings_equal("ExpectedALPNProtocol", ctx->expected_alpn_protocol,
 186                        ctx2->expected_alpn_protocol))
 187         return 0;
 188     if (ctx->resumption_expected != ctx2->resumption_expected) {
 189         fprintf(stderr, "ResumptionExpected mismatch: %d vs %d.\n",
 190                 ctx->resumption_expected, ctx2->resumption_expected);
 191         return 0;
 192     }
 193     return 1;
 194 }
 195
 196 static SSL_TEST_CTX_TEST_FIXTURE set_up(const char *const test_case_name)
 197 {
 198     SSL_TEST_CTX_TEST_FIXTURE fixture;
 199     fixture.test_case_name = test_case_name;
 200     fixture.expected_ctx = SSL_TEST_CTX_new();
 201     TEST_check(fixture.expected_ctx != NULL);
 202     return fixture;
 203 }
 204
 205 static int execute_test(SSL_TEST_CTX_TEST_FIXTURE fixture)
 206 {
 207     int success = 0;
 208
 209     SSL_TEST_CTX *ctx = SSL_TEST_CTX_create(conf, fixture.test_section);
 210
 211     if (ctx == NULL) {
 212         fprintf(stderr, "Failed to parse good configuration %s.\n",
 213                 fixture.test_section);
 214         goto err;
 215     }
 216
 217     if (!SSL_TEST_CTX_equal(ctx, fixture.expected_ctx))
 218         goto err;
 219
 220     success = 1;
 221  err:
 222     SSL_TEST_CTX_free(ctx);
 223     return success;
 224 }
 225
 226 static void tear_down(SSL_TEST_CTX_TEST_FIXTURE fixture)
 227 {
 228     SSL_TEST_CTX_free(fixture.expected_ctx);
 229 }
 230
 231 #define SETUP_SSL_TEST_CTX_TEST_FIXTURE()                       \
 232     SETUP_TEST_FIXTURE(SSL_TEST_CTX_TEST_FIXTURE, set_up)
 233 #define EXECUTE_SSL_TEST_CTX_TEST()             \
 234     EXECUTE_TEST(execute_test, tear_down)
 235
 236 static int test_empty_configuration()
 237 {
 238     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 239     fixture.test_section = "ssltest_default";
 240     fixture.expected_ctx->expected_result = SSL_TEST_SUCCESS;
 241     EXECUTE_SSL_TEST_CTX_TEST();
 242 }
 243
 244 static int test_good_configuration()
 245 {
 246     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 247     fixture.test_section = "ssltest_good";
 248     fixture.expected_ctx->method = SSL_TEST_METHOD_DTLS;
 249     fixture.expected_ctx->handshake_mode = SSL_TEST_HANDSHAKE_RESUME;
 250     fixture.expected_ctx->app_data_size = 1024;
 251     fixture.expected_ctx->max_fragment_size = 2048;
 252
 253     fixture.expected_ctx->expected_result = SSL_TEST_SERVER_FAIL;
 254     fixture.expected_ctx->expected_client_alert = SSL_AD_UNKNOWN_CA;
 255     fixture.expected_ctx->expected_server_alert = 0;  /* No alert. */
 256     fixture.expected_ctx->expected_protocol = TLS1_1_VERSION;
 257     fixture.expected_ctx->expected_servername = SSL_TEST_SERVERNAME_SERVER2;
 258     fixture.expected_ctx->session_ticket_expected = SSL_TEST_SESSION_TICKET_YES;
 259     fixture.expected_ctx->compression_expected = SSL_TEST_COMPRESSION_NO;
 260     fixture.expected_ctx->resumption_expected = 1;
 261
 262     fixture.expected_ctx->extra.client.verify_callback =
 263         SSL_TEST_VERIFY_REJECT_ALL;
 264     fixture.expected_ctx->extra.client.servername = SSL_TEST_SERVERNAME_SERVER2;
 265     fixture.expected_ctx->extra.client.npn_protocols =
 266         OPENSSL_strdup("foo,bar");
 267     TEST_check(fixture.expected_ctx->extra.client.npn_protocols != NULL);
 268
 269     fixture.expected_ctx->extra.server.servername_callback =
 270         SSL_TEST_SERVERNAME_IGNORE_MISMATCH;
 271     fixture.expected_ctx->extra.server.broken_session_ticket = 1;
 272
 273     fixture.expected_ctx->resume_extra.server2.alpn_protocols =
 274         OPENSSL_strdup("baz");
 275     TEST_check(
 276         fixture.expected_ctx->resume_extra.server2.alpn_protocols != NULL);
 277
 278     fixture.expected_ctx->resume_extra.client.ct_validation =
 279         SSL_TEST_CT_VALIDATION_STRICT;
 280
 281     EXECUTE_SSL_TEST_CTX_TEST();
 282 }
 283
 284 static const char *bad_configurations[] = {
 285     "ssltest_unknown_option",
 286     "ssltest_wrong_section",
 287     "ssltest_unknown_expected_result",
 288     "ssltest_unknown_alert",
 289     "ssltest_unknown_protocol",
 290     "ssltest_unknown_verify_callback",
 291     "ssltest_unknown_servername",
 292     "ssltest_unknown_servername_callback",
 293     "ssltest_unknown_session_ticket_expected",
 294     "ssltest_unknown_compression_expected",
 295     "ssltest_unknown_method",
 296     "ssltest_unknown_handshake_mode",
 297     "ssltest_unknown_resumption_expected",
 298     "ssltest_unknown_ct_validation",
 299 };
 300
 301 static int test_bad_configuration(int idx)
 302 {
 303     SSL_TEST_CTX *ctx = SSL_TEST_CTX_create(conf, bad_configurations[idx]);
 304
 305     if (ctx != NULL) {
 306         fprintf(stderr, "Parsing bad configuration %s succeeded.\n",
 307                 bad_configurations[idx]);
 308         SSL_TEST_CTX_free(ctx);
 309         return 0;
 310     }
 311
 312     return 1;
 313 }
 314
 315 int test_main(int argc, char **argv)
 316 {
 317     int result = 0;
 318
 319     if (argc != 2)
 320         return 1;
 321
 322     conf = NCONF_new(NULL);
 323     TEST_check(conf != NULL);
 324
 325     /* argv[1] should point to test/ssl_test_ctx_test.conf */
 326     TEST_check(NCONF_load(conf, argv[1], NULL) > 0);
 327
 328     ADD_TEST(test_empty_configuration);
 329     ADD_TEST(test_good_configuration);
 330     ADD_ALL_TESTS(test_bad_configuration, OSSL_NELEM(bad_configurations));
 331
 332     result = run_tests(argv[0]);
 333
 334     NCONF_free(conf);
 335
 336     return result;
 337 }