test/ssl_test_ctx_test.c

   1 /*
   2  * Copyright 2016-2017 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 "internal/nelem.h"
  19 #include "ssl_test_ctx.h"
  20 #include "testutil.h"
  21 #include <openssl/e_os2.h>
  22 #include <openssl/err.h>
  23 #include <openssl/conf.h>
  24 #include <openssl/ssl.h>
  25
  26 static CONF *conf = NULL;
  27
  28 typedef struct ssl_test_ctx_test_fixture {
  29     const char *test_case_name;
  30     const char *test_section;
  31     /* Expected parsed configuration. */
  32     SSL_TEST_CTX *expected_ctx;
  33 } SSL_TEST_CTX_TEST_FIXTURE;
  34
  35
  36 static int clientconf_eq(SSL_TEST_CLIENT_CONF *conf1,
  37                          SSL_TEST_CLIENT_CONF *conf2)
  38 {
  39     if (!TEST_int_eq(conf1->verify_callback, conf2->verify_callback)
  40             || !TEST_int_eq(conf1->servername, conf2->servername)
  41             || !TEST_str_eq(conf1->npn_protocols, conf2->npn_protocols)
  42             || !TEST_str_eq(conf1->alpn_protocols, conf2->alpn_protocols)
  43             || !TEST_int_eq(conf1->ct_validation, conf2->ct_validation)
  44             || !TEST_int_eq(conf1->max_fragment_len_mode,
  45                             conf2->max_fragment_len_mode))
  46         return 0;
  47     return 1;
  48 }
  49
  50 static int serverconf_eq(SSL_TEST_SERVER_CONF *serv,
  51                          SSL_TEST_SERVER_CONF *serv2)
  52 {
  53     if (!TEST_int_eq(serv->servername_callback, serv2->servername_callback)
  54             || !TEST_str_eq(serv->npn_protocols, serv2->npn_protocols)
  55             || !TEST_str_eq(serv->alpn_protocols, serv2->alpn_protocols)
  56             || !TEST_int_eq(serv->broken_session_ticket,
  57                             serv2->broken_session_ticket)
  58             || !TEST_int_eq(serv->cert_status, serv2->cert_status))
  59         return 0;
  60     return 1;
  61 }
  62
  63 static int extraconf_eq(SSL_TEST_EXTRA_CONF *extra,
  64                         SSL_TEST_EXTRA_CONF *extra2)
  65 {
  66     if (!TEST_true(clientconf_eq(&extra->client, &extra2->client))
  67             || !TEST_true(serverconf_eq(&extra->server, &extra2->server))
  68             || !TEST_true(serverconf_eq(&extra->server2, &extra2->server2)))
  69         return 0;
  70     return 1;
  71 }
  72
  73 static int testctx_eq(SSL_TEST_CTX *ctx, SSL_TEST_CTX *ctx2)
  74 {
  75     if (!TEST_int_eq(ctx->method, ctx2->method)
  76             || !TEST_int_eq(ctx->handshake_mode, ctx2->handshake_mode)
  77             || !TEST_int_eq(ctx->app_data_size, ctx2->app_data_size)
  78             || !TEST_int_eq(ctx->max_fragment_size, ctx2->max_fragment_size)
  79             || !extraconf_eq(&ctx->extra, &ctx2->extra)
  80             || !extraconf_eq(&ctx->resume_extra, &ctx2->resume_extra)
  81             || !TEST_int_eq(ctx->expected_result, ctx2->expected_result)
  82             || !TEST_int_eq(ctx->expected_client_alert,
  83                             ctx2->expected_client_alert)
  84             || !TEST_int_eq(ctx->expected_server_alert,
  85                             ctx2->expected_server_alert)
  86             || !TEST_int_eq(ctx->expected_protocol, ctx2->expected_protocol)
  87             || !TEST_int_eq(ctx->expected_servername, ctx2->expected_servername)
  88             || !TEST_int_eq(ctx->session_ticket_expected,
  89                             ctx2->session_ticket_expected)
  90             || !TEST_int_eq(ctx->compression_expected,
  91                             ctx2->compression_expected)
  92             || !TEST_str_eq(ctx->expected_npn_protocol,
  93                             ctx2->expected_npn_protocol)
  94             || !TEST_str_eq(ctx->expected_alpn_protocol,
  95                             ctx2->expected_alpn_protocol)
  96             || !TEST_int_eq(ctx->resumption_expected,
  97                             ctx2->resumption_expected)
  98             || !TEST_int_eq(ctx->session_id_expected,
  99                             ctx2->session_id_expected))
 100         return 0;
 101     return 1;
 102 }
 103
 104 static SSL_TEST_CTX_TEST_FIXTURE *set_up(const char *const test_case_name)
 105 {
 106     SSL_TEST_CTX_TEST_FIXTURE *fixture;
 107
 108     if (!TEST_ptr(fixture = OPENSSL_zalloc(sizeof(*fixture))))
 109         return NULL;
 110     fixture->test_case_name = test_case_name;
 111     if (!TEST_ptr(fixture->expected_ctx = SSL_TEST_CTX_new())) {
 112         OPENSSL_free(fixture);
 113         return NULL;
 114     }
 115     return fixture;
 116 }
 117
 118 static int execute_test(SSL_TEST_CTX_TEST_FIXTURE *fixture)
 119 {
 120     int success = 0;
 121     SSL_TEST_CTX *ctx;
 122
 123     if (!TEST_ptr(ctx = SSL_TEST_CTX_create(conf, fixture->test_section))
 124             || !testctx_eq(ctx, fixture->expected_ctx))
 125         goto err;
 126
 127     success = 1;
 128  err:
 129     SSL_TEST_CTX_free(ctx);
 130     return success;
 131 }
 132
 133 static void tear_down(SSL_TEST_CTX_TEST_FIXTURE *fixture)
 134 {
 135     SSL_TEST_CTX_free(fixture->expected_ctx);
 136     OPENSSL_free(fixture);
 137 }
 138
 139 #define SETUP_SSL_TEST_CTX_TEST_FIXTURE() \
 140     SETUP_TEST_FIXTURE(SSL_TEST_CTX_TEST_FIXTURE, set_up);
 141 #define EXECUTE_SSL_TEST_CTX_TEST() \
 142     EXECUTE_TEST(execute_test, tear_down)
 143
 144 static int test_empty_configuration(void)
 145 {
 146     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 147     if (fixture == NULL)
 148         return 0;
 149     fixture->test_section = "ssltest_default";
 150     fixture->expected_ctx->expected_result = SSL_TEST_SUCCESS;
 151     EXECUTE_SSL_TEST_CTX_TEST();
 152     return result;
 153 }
 154
 155 static int test_good_configuration(void)
 156 {
 157     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 158     if (fixture == NULL)
 159         return 0;
 160     fixture->test_section = "ssltest_good";
 161     fixture->expected_ctx->method = SSL_TEST_METHOD_DTLS;
 162     fixture->expected_ctx->handshake_mode = SSL_TEST_HANDSHAKE_RESUME;
 163     fixture->expected_ctx->app_data_size = 1024;
 164     fixture->expected_ctx->max_fragment_size = 2048;
 165
 166     fixture->expected_ctx->expected_result = SSL_TEST_SERVER_FAIL;
 167     fixture->expected_ctx->expected_client_alert = SSL_AD_UNKNOWN_CA;
 168     fixture->expected_ctx->expected_server_alert = 0;  /* No alert. */
 169     fixture->expected_ctx->expected_protocol = TLS1_1_VERSION;
 170     fixture->expected_ctx->expected_servername = SSL_TEST_SERVERNAME_SERVER2;
 171     fixture->expected_ctx->session_ticket_expected = SSL_TEST_SESSION_TICKET_YES;
 172     fixture->expected_ctx->compression_expected = SSL_TEST_COMPRESSION_NO;
 173     fixture->expected_ctx->session_id_expected = SSL_TEST_SESSION_ID_IGNORE;
 174     fixture->expected_ctx->resumption_expected = 1;
 175
 176     fixture->expected_ctx->extra.client.verify_callback =
 177         SSL_TEST_VERIFY_REJECT_ALL;
 178     fixture->expected_ctx->extra.client.servername = SSL_TEST_SERVERNAME_SERVER2;
 179     fixture->expected_ctx->extra.client.npn_protocols =
 180         OPENSSL_strdup("foo,bar");
 181     if (!TEST_ptr(fixture->expected_ctx->extra.client.npn_protocols))
 182         goto err;
 183     fixture->expected_ctx->extra.client.max_fragment_len_mode = 0;
 184
 185     fixture->expected_ctx->extra.server.servername_callback =
 186         SSL_TEST_SERVERNAME_IGNORE_MISMATCH;
 187     fixture->expected_ctx->extra.server.broken_session_ticket = 1;
 188
 189     fixture->expected_ctx->resume_extra.server2.alpn_protocols =
 190         OPENSSL_strdup("baz");
 191     if (!TEST_ptr(fixture->expected_ctx->resume_extra.server2.alpn_protocols))
 192         goto err;
 193
 194     fixture->expected_ctx->resume_extra.client.ct_validation =
 195         SSL_TEST_CT_VALIDATION_STRICT;
 196
 197     EXECUTE_SSL_TEST_CTX_TEST();
 198     return result;
 199
 200 err:
 201     tear_down(fixture);
 202     return 0;
 203 }
 204
 205 static const char *bad_configurations[] = {
 206     "ssltest_unknown_option",
 207     "ssltest_wrong_section",
 208     "ssltest_unknown_expected_result",
 209     "ssltest_unknown_alert",
 210     "ssltest_unknown_protocol",
 211     "ssltest_unknown_verify_callback",
 212     "ssltest_unknown_servername",
 213     "ssltest_unknown_servername_callback",
 214     "ssltest_unknown_session_ticket_expected",
 215     "ssltest_unknown_compression_expected",
 216     "ssltest_unknown_session_id_expected",
 217     "ssltest_unknown_method",
 218     "ssltest_unknown_handshake_mode",
 219     "ssltest_unknown_resumption_expected",
 220     "ssltest_unknown_ct_validation",
 221     "ssltest_invalid_max_fragment_len",
 222 };
 223
 224 static int test_bad_configuration(int idx)
 225 {
 226     SSL_TEST_CTX *ctx;
 227
 228     if (!TEST_ptr_null(ctx = SSL_TEST_CTX_create(conf,
 229                                                  bad_configurations[idx]))) {
 230         SSL_TEST_CTX_free(ctx);
 231         return 0;
 232     }
 233
 234     return 1;
 235 }
 236
 237 int setup_tests(void)
 238 {
 239     if (!TEST_ptr(conf = NCONF_new(NULL)))
 240         return 0;
 241     /* argument should point to test/ssl_test_ctx_test.conf */
 242     if (!TEST_int_gt(NCONF_load(conf, test_get_argument(0), NULL), 0)) {
 243         TEST_note("Missing file argument");
 244         return 0;
 245     }
 246
 247     ADD_TEST(test_empty_configuration);
 248     ADD_TEST(test_good_configuration);
 249     ADD_ALL_TESTS(test_bad_configuration, OSSL_NELEM(bad_configurations));
 250     return 1;
 251 }
 252
 253 void cleanup_tests(void)
 254 {
 255     NCONF_free(conf);
 256 }