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
  17 #include "e_os.h"
  18 #include "ssl_test_ctx.h"
  19 #include "testutil.h"
  20 #include <openssl/e_os2.h>
  21 #include <openssl/err.h>
  22 #include <openssl/conf.h>
  23 #include <openssl/ssl.h>
  24
  25 static CONF *conf = NULL;
  26
  27 typedef struct ssl_test_ctx_test_fixture {
  28     const char *test_case_name;
  29     const char *test_section;
  30     /* Expected parsed configuration. */
  31     SSL_TEST_CTX *expected_ctx;
  32 } SSL_TEST_CTX_TEST_FIXTURE;
  33
  34 /* Returns 1 if the contexts are equal, 0 otherwise. */
  35 static int SSL_TEST_CTX_equal(SSL_TEST_CTX *ctx, SSL_TEST_CTX *ctx2)
  36 {
  37     if (ctx->expected_result != ctx2->expected_result) {
  38         fprintf(stderr, "ExpectedResult mismatch: %s vs %s.\n",
  39                 ssl_test_result_name(ctx->expected_result),
  40                 ssl_test_result_name(ctx2->expected_result));
  41         return 0;
  42     }
  43     if (ctx->client_alert != ctx2->client_alert) {
  44         fprintf(stderr, "ClientAlert mismatch: %s vs %s.\n",
  45                 ssl_alert_name(ctx->client_alert),
  46                 ssl_alert_name(ctx2->client_alert));
  47         return 0;
  48     }
  49     if (ctx->server_alert != ctx2->server_alert) {
  50         fprintf(stderr, "ServerAlert mismatch: %s vs %s.\n",
  51                 ssl_alert_name(ctx->server_alert),
  52                 ssl_alert_name(ctx2->server_alert));
  53         return 0;
  54     }
  55     if (ctx->protocol != ctx2->protocol) {
  56         fprintf(stderr, "ClientAlert mismatch: %s vs %s.\n",
  57                 ssl_protocol_name(ctx->protocol),
  58                 ssl_protocol_name(ctx2->protocol));
  59         return 0;
  60     }
  61     if (ctx->client_verify_callback != ctx2->client_verify_callback) {
  62         fprintf(stderr, "ClientVerifyCallback mismatch: %s vs %s.\n",
  63                 ssl_verify_callback_name(ctx->client_verify_callback),
  64                 ssl_verify_callback_name(ctx2->client_verify_callback));
  65         return 0;
  66     }
  67
  68     return 1;
  69 }
  70
  71 static SSL_TEST_CTX_TEST_FIXTURE set_up(const char *const test_case_name)
  72 {
  73     SSL_TEST_CTX_TEST_FIXTURE fixture;
  74     fixture.test_case_name = test_case_name;
  75     fixture.expected_ctx = SSL_TEST_CTX_new();
  76     OPENSSL_assert(fixture.expected_ctx != NULL);
  77     return fixture;
  78 }
  79
  80 static int execute_test(SSL_TEST_CTX_TEST_FIXTURE fixture)
  81 {
  82     int success = 0;
  83
  84     SSL_TEST_CTX *ctx = SSL_TEST_CTX_create(conf, fixture.test_section);
  85
  86     if (ctx == NULL) {
  87         fprintf(stderr, "Failed to parse good configuration %s.\n",
  88                 fixture.test_section);
  89         goto err;
  90     }
  91
  92     if (!SSL_TEST_CTX_equal(ctx, fixture.expected_ctx))
  93         goto err;
  94
  95     success = 1;
  96  err:
  97     SSL_TEST_CTX_free(ctx);
  98     return success;
  99 }
 100
 101 static int execute_failure_test(SSL_TEST_CTX_TEST_FIXTURE fixture)
 102 {
 103     SSL_TEST_CTX *ctx = SSL_TEST_CTX_create(conf, fixture.test_section);
 104
 105     if (ctx != NULL) {
 106         fprintf(stderr, "Parsing bad configuration %s succeeded.\n",
 107                 fixture.test_section);
 108         SSL_TEST_CTX_free(ctx);
 109         return 0;
 110     }
 111
 112     return 1;
 113 }
 114
 115 static void tear_down(SSL_TEST_CTX_TEST_FIXTURE fixture)
 116 {
 117     SSL_TEST_CTX_free(fixture.expected_ctx);
 118     ERR_print_errors_fp(stderr);
 119 }
 120
 121 #define SETUP_SSL_TEST_CTX_TEST_FIXTURE()                       \
 122     SETUP_TEST_FIXTURE(SSL_TEST_CTX_TEST_FIXTURE, set_up)
 123 #define EXECUTE_SSL_TEST_CTX_TEST()             \
 124     EXECUTE_TEST(execute_test, tear_down)
 125 #define EXECUTE_SSL_TEST_CTX_FAILURE_TEST()             \
 126     EXECUTE_TEST(execute_failure_test, tear_down)
 127
 128 static int test_empty_configuration()
 129 {
 130     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 131     fixture.test_section = "ssltest_default";
 132     fixture.expected_ctx->expected_result = SSL_TEST_SUCCESS;
 133     EXECUTE_SSL_TEST_CTX_TEST();
 134 }
 135
 136 static int test_good_configuration()
 137 {
 138     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 139     fixture.test_section = "ssltest_good";
 140     fixture.expected_ctx->expected_result = SSL_TEST_SERVER_FAIL;
 141     fixture.expected_ctx->client_alert = SSL_AD_UNKNOWN_CA;
 142     fixture.expected_ctx->server_alert = 0;  /* No alert. */
 143     fixture.expected_ctx->protocol = TLS1_1_VERSION;
 144     fixture.expected_ctx->client_verify_callback = SSL_TEST_VERIFY_REJECT_ALL,
 145     EXECUTE_SSL_TEST_CTX_TEST();
 146 }
 147
 148 static const char *bad_configurations[] = {
 149     "ssltest_unknown_option",
 150     "ssltest_unknown_expected_result",
 151     "ssltest_unknown_alert",
 152     "ssltest_unknown_protocol",
 153     "ssltest_unknown_verify_callback",
 154 };
 155
 156 static int test_bad_configuration(int idx)
 157 {
 158         SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 159         fixture.test_section = bad_configurations[idx];
 160         EXECUTE_SSL_TEST_CTX_FAILURE_TEST();
 161 }
 162
 163 int main(int argc, char **argv)
 164 {
 165     int result = 0;
 166
 167     if (argc != 2)
 168         return 1;
 169
 170     conf = NCONF_new(NULL);
 171     OPENSSL_assert(conf != NULL);
 172
 173     /* argv[1] should point to test/ssl_test_ctx_test.conf */
 174     OPENSSL_assert(NCONF_load(conf, argv[1], NULL) > 0);
 175
 176
 177     ADD_TEST(test_empty_configuration);
 178     ADD_TEST(test_good_configuration);
 179     ADD_ALL_TESTS(test_bad_configuration, OSSL_NELEM(bad_configurations));
 180
 181     result = run_tests(argv[0]);
 182
 183     NCONF_free(conf);
 184
 185     return result;
 186 }