test/ssl_test_ctx_test.c

   1 /*
   2  * Copyright 2016-2018 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())) {
 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             || !testctx_eq(ctx, fixture->expected_ctx))
 131         goto err;
 132
 133     success = 1;
 134  err:
 135     SSL_TEST_CTX_free(ctx);
 136     return success;
 137 }
 138
 139 static void tear_down(SSL_TEST_CTX_TEST_FIXTURE *fixture)
 140 {
 141     SSL_TEST_CTX_free(fixture->expected_ctx);
 142     OPENSSL_free(fixture);
 143 }
 144
 145 #define SETUP_SSL_TEST_CTX_TEST_FIXTURE() \
 146     SETUP_TEST_FIXTURE(SSL_TEST_CTX_TEST_FIXTURE, set_up);
 147 #define EXECUTE_SSL_TEST_CTX_TEST() \
 148     EXECUTE_TEST(execute_test, tear_down)
 149
 150 static int test_empty_configuration(void)
 151 {
 152     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 153     if (fixture == NULL)
 154         return 0;
 155     fixture->test_section = "ssltest_default";
 156     fixture->expected_ctx->expected_result = SSL_TEST_SUCCESS;
 157     EXECUTE_SSL_TEST_CTX_TEST();
 158     return result;
 159 }
 160
 161 static int test_good_configuration(void)
 162 {
 163     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 164     if (fixture == NULL)
 165         return 0;
 166     fixture->test_section = "ssltest_good";
 167     fixture->expected_ctx->method = SSL_TEST_METHOD_DTLS;
 168     fixture->expected_ctx->handshake_mode = SSL_TEST_HANDSHAKE_RESUME;
 169     fixture->expected_ctx->app_data_size = 1024;
 170     fixture->expected_ctx->max_fragment_size = 2048;
 171
 172     fixture->expected_ctx->expected_result = SSL_TEST_SERVER_FAIL;
 173     fixture->expected_ctx->expected_client_alert = SSL_AD_UNKNOWN_CA;
 174     fixture->expected_ctx->expected_server_alert = 0;  /* No alert. */
 175     fixture->expected_ctx->expected_protocol = TLS1_1_VERSION;
 176     fixture->expected_ctx->expected_servername = SSL_TEST_SERVERNAME_SERVER2;
 177     fixture->expected_ctx->session_ticket_expected = SSL_TEST_SESSION_TICKET_YES;
 178     fixture->expected_ctx->compression_expected = SSL_TEST_COMPRESSION_NO;
 179     fixture->expected_ctx->session_id_expected = SSL_TEST_SESSION_ID_IGNORE;
 180     fixture->expected_ctx->resumption_expected = 1;
 181
 182     fixture->expected_ctx->extra.client.verify_callback =
 183         SSL_TEST_VERIFY_REJECT_ALL;
 184     fixture->expected_ctx->extra.client.servername = SSL_TEST_SERVERNAME_SERVER2;
 185     fixture->expected_ctx->extra.client.npn_protocols =
 186         OPENSSL_strdup("foo,bar");
 187     if (!TEST_ptr(fixture->expected_ctx->extra.client.npn_protocols))
 188         goto err;
 189     fixture->expected_ctx->extra.client.max_fragment_len_mode = 0;
 190
 191     fixture->expected_ctx->extra.server.servername_callback =
 192         SSL_TEST_SERVERNAME_IGNORE_MISMATCH;
 193     fixture->expected_ctx->extra.server.broken_session_ticket = 1;
 194
 195     fixture->expected_ctx->resume_extra.server2.alpn_protocols =
 196         OPENSSL_strdup("baz");
 197     if (!TEST_ptr(fixture->expected_ctx->resume_extra.server2.alpn_protocols))
 198         goto err;
 199
 200     fixture->expected_ctx->resume_extra.client.ct_validation =
 201         SSL_TEST_CT_VALIDATION_STRICT;
 202
 203     EXECUTE_SSL_TEST_CTX_TEST();
 204     return result;
 205
 206 err:
 207     tear_down(fixture);
 208     return 0;
 209 }
 210
 211 static const char *bad_configurations[] = {
 212     "ssltest_unknown_option",
 213     "ssltest_wrong_section",
 214     "ssltest_unknown_expected_result",
 215     "ssltest_unknown_alert",
 216     "ssltest_unknown_protocol",
 217     "ssltest_unknown_verify_callback",
 218     "ssltest_unknown_servername",
 219     "ssltest_unknown_servername_callback",
 220     "ssltest_unknown_session_ticket_expected",
 221     "ssltest_unknown_compression_expected",
 222     "ssltest_unknown_session_id_expected",
 223     "ssltest_unknown_method",
 224     "ssltest_unknown_handshake_mode",
 225     "ssltest_unknown_resumption_expected",
 226     "ssltest_unknown_ct_validation",
 227     "ssltest_invalid_max_fragment_len",
 228 };
 229
 230 static int test_bad_configuration(int idx)
 231 {
 232     SSL_TEST_CTX *ctx;
 233
 234     if (!TEST_ptr_null(ctx = SSL_TEST_CTX_create(conf,
 235                                                  bad_configurations[idx]))) {
 236         SSL_TEST_CTX_free(ctx);
 237         return 0;
 238     }
 239
 240     return 1;
 241 }
 242
 243 OPT_TEST_DECLARE_USAGE("conf_file\n")
 244
 245 int setup_tests(void)
 246 {
 247     if (!TEST_ptr(conf = NCONF_new(NULL)))
 248         return 0;
 249     /* argument should point to test/ssl_test_ctx_test.conf */
 250     if (!TEST_int_gt(NCONF_load(conf, test_get_argument(0), NULL), 0))
 251         return 0;
 252
 253     ADD_TEST(test_empty_configuration);
 254     ADD_TEST(test_good_configuration);
 255     ADD_ALL_TESTS(test_bad_configuration, OSSL_NELEM(bad_configurations));
 256     return 1;
 257 }
 258
 259 void cleanup_tests(void)
 260 {
 261     NCONF_free(conf);
 262 }