test/ssl_test_ctx_test.c

   1 /*
   2  * Copyright 2016-2020 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (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_str_eq(serv->session_ticket_app_data,
  59                             serv2->session_ticket_app_data)
  60             || !TEST_int_eq(serv->cert_status, serv2->cert_status))
  61         return 0;
  62     return 1;
  63 }
  64
  65 static int extraconf_eq(SSL_TEST_EXTRA_CONF *extra,
  66                         SSL_TEST_EXTRA_CONF *extra2)
  67 {
  68     if (!TEST_true(clientconf_eq(&extra->client, &extra2->client))
  69             || !TEST_true(serverconf_eq(&extra->server, &extra2->server))
  70             || !TEST_true(serverconf_eq(&extra->server2, &extra2->server2)))
  71         return 0;
  72     return 1;
  73 }
  74
  75 static int testctx_eq(SSL_TEST_CTX *ctx, SSL_TEST_CTX *ctx2)
  76 {
  77     if (!TEST_int_eq(ctx->method, ctx2->method)
  78             || !TEST_int_eq(ctx->handshake_mode, ctx2->handshake_mode)
  79             || !TEST_int_eq(ctx->app_data_size, ctx2->app_data_size)
  80             || !TEST_int_eq(ctx->max_fragment_size, ctx2->max_fragment_size)
  81             || !extraconf_eq(&ctx->extra, &ctx2->extra)
  82             || !extraconf_eq(&ctx->resume_extra, &ctx2->resume_extra)
  83             || !TEST_int_eq(ctx->expected_result, ctx2->expected_result)
  84             || !TEST_int_eq(ctx->expected_client_alert,
  85                             ctx2->expected_client_alert)
  86             || !TEST_int_eq(ctx->expected_server_alert,
  87                             ctx2->expected_server_alert)
  88             || !TEST_int_eq(ctx->expected_protocol, ctx2->expected_protocol)
  89             || !TEST_int_eq(ctx->expected_servername, ctx2->expected_servername)
  90             || !TEST_int_eq(ctx->session_ticket_expected,
  91                             ctx2->session_ticket_expected)
  92             || !TEST_int_eq(ctx->compression_expected,
  93                             ctx2->compression_expected)
  94             || !TEST_str_eq(ctx->expected_npn_protocol,
  95                             ctx2->expected_npn_protocol)
  96             || !TEST_str_eq(ctx->expected_alpn_protocol,
  97                             ctx2->expected_alpn_protocol)
  98             || !TEST_str_eq(ctx->expected_cipher,
  99                             ctx2->expected_cipher)
 100             || !TEST_str_eq(ctx->expected_session_ticket_app_data,
 101                             ctx2->expected_session_ticket_app_data)
 102             || !TEST_int_eq(ctx->resumption_expected,
 103                             ctx2->resumption_expected)
 104             || !TEST_int_eq(ctx->session_id_expected,
 105                             ctx2->session_id_expected))
 106         return 0;
 107     return 1;
 108 }
 109
 110 static SSL_TEST_CTX_TEST_FIXTURE *set_up(const char *const test_case_name)
 111 {
 112     SSL_TEST_CTX_TEST_FIXTURE *fixture;
 113
 114     if (!TEST_ptr(fixture = OPENSSL_zalloc(sizeof(*fixture))))
 115         return NULL;
 116     fixture->test_case_name = test_case_name;
 117     if (!TEST_ptr(fixture->expected_ctx = SSL_TEST_CTX_new(NULL))) {
 118         OPENSSL_free(fixture);
 119         return NULL;
 120     }
 121     return fixture;
 122 }
 123
 124 static int execute_test(SSL_TEST_CTX_TEST_FIXTURE *fixture)
 125 {
 126     int success = 0;
 127     SSL_TEST_CTX *ctx;
 128
 129     if (!TEST_ptr(ctx = SSL_TEST_CTX_create(conf, fixture->test_section,
 130                                             fixture->expected_ctx->libctx))
 131             || !testctx_eq(ctx, fixture->expected_ctx))
 132         goto err;
 133
 134     success = 1;
 135  err:
 136     SSL_TEST_CTX_free(ctx);
 137     return success;
 138 }
 139
 140 static void tear_down(SSL_TEST_CTX_TEST_FIXTURE *fixture)
 141 {
 142     SSL_TEST_CTX_free(fixture->expected_ctx);
 143     OPENSSL_free(fixture);
 144 }
 145
 146 #define SETUP_SSL_TEST_CTX_TEST_FIXTURE() \
 147     SETUP_TEST_FIXTURE(SSL_TEST_CTX_TEST_FIXTURE, set_up);
 148 #define EXECUTE_SSL_TEST_CTX_TEST() \
 149     EXECUTE_TEST(execute_test, tear_down)
 150
 151 static int test_empty_configuration(void)
 152 {
 153     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 154     if (fixture == NULL)
 155         return 0;
 156     fixture->test_section = "ssltest_default";
 157     fixture->expected_ctx->expected_result = SSL_TEST_SUCCESS;
 158     EXECUTE_SSL_TEST_CTX_TEST();
 159     return result;
 160 }
 161
 162 static int test_good_configuration(void)
 163 {
 164     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 165     if (fixture == NULL)
 166         return 0;
 167     fixture->test_section = "ssltest_good";
 168     fixture->expected_ctx->method = SSL_TEST_METHOD_DTLS;
 169     fixture->expected_ctx->handshake_mode = SSL_TEST_HANDSHAKE_RESUME;
 170     fixture->expected_ctx->app_data_size = 1024;
 171     fixture->expected_ctx->max_fragment_size = 2048;
 172
 173     fixture->expected_ctx->expected_result = SSL_TEST_SERVER_FAIL;
 174     fixture->expected_ctx->expected_client_alert = SSL_AD_UNKNOWN_CA;
 175     fixture->expected_ctx->expected_server_alert = 0;  /* No alert. */
 176     fixture->expected_ctx->expected_protocol = TLS1_1_VERSION;
 177     fixture->expected_ctx->expected_servername = SSL_TEST_SERVERNAME_SERVER2;
 178     fixture->expected_ctx->session_ticket_expected = SSL_TEST_SESSION_TICKET_YES;
 179     fixture->expected_ctx->compression_expected = SSL_TEST_COMPRESSION_NO;
 180     fixture->expected_ctx->session_id_expected = SSL_TEST_SESSION_ID_IGNORE;
 181     fixture->expected_ctx->resumption_expected = 1;
 182
 183     fixture->expected_ctx->extra.client.verify_callback =
 184         SSL_TEST_VERIFY_REJECT_ALL;
 185     fixture->expected_ctx->extra.client.servername = SSL_TEST_SERVERNAME_SERVER2;
 186     fixture->expected_ctx->extra.client.npn_protocols =
 187         OPENSSL_strdup("foo,bar");
 188     if (!TEST_ptr(fixture->expected_ctx->extra.client.npn_protocols))
 189         goto err;
 190     fixture->expected_ctx->extra.client.max_fragment_len_mode = 0;
 191
 192     fixture->expected_ctx->extra.server.servername_callback =
 193         SSL_TEST_SERVERNAME_IGNORE_MISMATCH;
 194     fixture->expected_ctx->extra.server.broken_session_ticket = 1;
 195
 196     fixture->expected_ctx->resume_extra.server2.alpn_protocols =
 197         OPENSSL_strdup("baz");
 198     if (!TEST_ptr(fixture->expected_ctx->resume_extra.server2.alpn_protocols))
 199         goto err;
 200
 201     fixture->expected_ctx->resume_extra.client.ct_validation =
 202         SSL_TEST_CT_VALIDATION_STRICT;
 203
 204     EXECUTE_SSL_TEST_CTX_TEST();
 205     return result;
 206
 207 err:
 208     tear_down(fixture);
 209     return 0;
 210 }
 211
 212 static const char *bad_configurations[] = {
 213     "ssltest_unknown_option",
 214     "ssltest_wrong_section",
 215     "ssltest_unknown_expected_result",
 216     "ssltest_unknown_alert",
 217     "ssltest_unknown_protocol",
 218     "ssltest_unknown_verify_callback",
 219     "ssltest_unknown_servername",
 220     "ssltest_unknown_servername_callback",
 221     "ssltest_unknown_session_ticket_expected",
 222     "ssltest_unknown_compression_expected",
 223     "ssltest_unknown_session_id_expected",
 224     "ssltest_unknown_method",
 225     "ssltest_unknown_handshake_mode",
 226     "ssltest_unknown_resumption_expected",
 227     "ssltest_unknown_ct_validation",
 228     "ssltest_invalid_max_fragment_len",
 229 };
 230
 231 static int test_bad_configuration(int idx)
 232 {
 233     SSL_TEST_CTX *ctx;
 234
 235     if (!TEST_ptr_null(ctx = SSL_TEST_CTX_create(conf,
 236                                                  bad_configurations[idx], NULL))) {
 237         SSL_TEST_CTX_free(ctx);
 238         return 0;
 239     }
 240
 241     return 1;
 242 }
 243
 244 OPT_TEST_DECLARE_USAGE("conf_file\n")
 245
 246 int setup_tests(void)
 247 {
 248     if (!test_skip_common_options()) {
 249         TEST_error("Error parsing test options\n");
 250         return 0;
 251     }
 252
 253     if (!TEST_ptr(conf = NCONF_new(NULL)))
 254         return 0;
 255     /* argument should point to test/ssl_test_ctx_test.cnf */
 256     if (!TEST_int_gt(NCONF_load(conf, test_get_argument(0), NULL), 0))
 257         return 0;
 258
 259     ADD_TEST(test_empty_configuration);
 260     ADD_TEST(test_good_configuration);
 261     ADD_ALL_TESTS(test_bad_configuration, OSSL_NELEM(bad_configurations));
 262     return 1;
 263 }
 264
 265 void cleanup_tests(void)
 266 {
 267     NCONF_free(conf);
 268 }