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 <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 /* Returns 1 if the contexts are equal, 0 otherwise. */
  36 static int SSL_TEST_CTX_equal(SSL_TEST_CTX *ctx, SSL_TEST_CTX *ctx2)
  37 {
  38     if (ctx->expected_result != ctx2->expected_result) {
  39         fprintf(stderr, "ExpectedResult mismatch: %s vs %s.\n",
  40                 ssl_test_result_name(ctx->expected_result),
  41                 ssl_test_result_name(ctx2->expected_result));
  42         return 0;
  43     }
  44     if (ctx->client_alert != ctx2->client_alert) {
  45         fprintf(stderr, "ClientAlert mismatch: %s vs %s.\n",
  46                 ssl_alert_name(ctx->client_alert),
  47                 ssl_alert_name(ctx2->client_alert));
  48         return 0;
  49     }
  50     if (ctx->server_alert != ctx2->server_alert) {
  51         fprintf(stderr, "ServerAlert mismatch: %s vs %s.\n",
  52                 ssl_alert_name(ctx->server_alert),
  53                 ssl_alert_name(ctx2->server_alert));
  54         return 0;
  55     }
  56     if (ctx->protocol != ctx2->protocol) {
  57         fprintf(stderr, "ClientAlert mismatch: %s vs %s.\n",
  58                 ssl_protocol_name(ctx->protocol),
  59                 ssl_protocol_name(ctx2->protocol));
  60         return 0;
  61     }
  62     if (ctx->client_verify_callback != ctx2->client_verify_callback) {
  63         fprintf(stderr, "ClientVerifyCallback mismatch: %s vs %s.\n",
  64                 ssl_verify_callback_name(ctx->client_verify_callback),
  65                 ssl_verify_callback_name(ctx2->client_verify_callback));
  66         return 0;
  67     }
  68     if (ctx->servername != ctx2->servername) {
  69         fprintf(stderr, "ServerName mismatch: %s vs %s.\n",
  70                 ssl_servername_name(ctx->servername),
  71                 ssl_servername_name(ctx2->servername));
  72         return 0;
  73     }
  74     if (ctx->expected_servername != ctx2->expected_servername) {
  75         fprintf(stderr, "ExpectedServerName mismatch: %s vs %s.\n",
  76                 ssl_servername_name(ctx->expected_servername),
  77                 ssl_servername_name(ctx2->expected_servername));
  78         return 0;
  79     }
  80     if (ctx->servername_callback != ctx2->servername_callback) {
  81         fprintf(stderr, "ServerNameCallback mismatch: %s vs %s.\n",
  82                 ssl_servername_callback_name(ctx->servername_callback),
  83                 ssl_servername_callback_name(ctx2->servername_callback));
  84         return 0;
  85     }
  86     if (ctx->session_ticket_expected != ctx2->session_ticket_expected) {
  87         fprintf(stderr, "SessionTicketExpected mismatch: %s vs %s.\n",
  88                 ssl_session_ticket_name(ctx->session_ticket_expected),
  89                 ssl_session_ticket_name(ctx2->session_ticket_expected));
  90         return 0;
  91     }
  92     if (!strings_equal("ClientNPNProtocols", ctx->client_npn_protocols,
  93                        ctx2->client_npn_protocols))
  94         return 0;
  95
  96     if (!strings_equal("ServerNPNProtocols", ctx->server_npn_protocols,
  97                        ctx2->server_npn_protocols))
  98         return 0;
  99     if (!strings_equal("Server2NPNProtocols", ctx->server_npn_protocols,
 100                        ctx2->server_npn_protocols))
 101         return 0;
 102     if (!strings_equal("ExpectedNPNProtocol", ctx->expected_npn_protocol,
 103                        ctx2->expected_npn_protocol))
 104         return 0;
 105     if (!strings_equal("ClientALPNProtocols", ctx->client_alpn_protocols,
 106                        ctx2->client_alpn_protocols))
 107         return 0;
 108
 109     if (!strings_equal("ServerALPNProtocols", ctx->server_alpn_protocols,
 110                        ctx2->server_alpn_protocols))
 111         return 0;
 112     if (!strings_equal("Server2ALPNProtocols", ctx->server_alpn_protocols,
 113                        ctx2->server_alpn_protocols))
 114         return 0;
 115     if (!strings_equal("ExpectedALPNProtocol", ctx->expected_alpn_protocol,
 116                        ctx2->expected_alpn_protocol))
 117         return 0;
 118     return 1;
 119 }
 120
 121 static SSL_TEST_CTX_TEST_FIXTURE set_up(const char *const test_case_name)
 122 {
 123     SSL_TEST_CTX_TEST_FIXTURE fixture;
 124     fixture.test_case_name = test_case_name;
 125     fixture.expected_ctx = SSL_TEST_CTX_new();
 126     OPENSSL_assert(fixture.expected_ctx != NULL);
 127     return fixture;
 128 }
 129
 130 static int execute_test(SSL_TEST_CTX_TEST_FIXTURE fixture)
 131 {
 132     int success = 0;
 133
 134     SSL_TEST_CTX *ctx = SSL_TEST_CTX_create(conf, fixture.test_section);
 135
 136     if (ctx == NULL) {
 137         fprintf(stderr, "Failed to parse good configuration %s.\n",
 138                 fixture.test_section);
 139         goto err;
 140     }
 141
 142     if (!SSL_TEST_CTX_equal(ctx, fixture.expected_ctx))
 143         goto err;
 144
 145     success = 1;
 146  err:
 147     SSL_TEST_CTX_free(ctx);
 148     return success;
 149 }
 150
 151 static int execute_failure_test(SSL_TEST_CTX_TEST_FIXTURE fixture)
 152 {
 153     SSL_TEST_CTX *ctx = SSL_TEST_CTX_create(conf, fixture.test_section);
 154
 155     if (ctx != NULL) {
 156         fprintf(stderr, "Parsing bad configuration %s succeeded.\n",
 157                 fixture.test_section);
 158         SSL_TEST_CTX_free(ctx);
 159         return 0;
 160     }
 161
 162     return 1;
 163 }
 164
 165 static void tear_down(SSL_TEST_CTX_TEST_FIXTURE fixture)
 166 {
 167     SSL_TEST_CTX_free(fixture.expected_ctx);
 168     ERR_print_errors_fp(stderr);
 169 }
 170
 171 #define SETUP_SSL_TEST_CTX_TEST_FIXTURE()                       \
 172     SETUP_TEST_FIXTURE(SSL_TEST_CTX_TEST_FIXTURE, set_up)
 173 #define EXECUTE_SSL_TEST_CTX_TEST()             \
 174     EXECUTE_TEST(execute_test, tear_down)
 175 #define EXECUTE_SSL_TEST_CTX_FAILURE_TEST()             \
 176     EXECUTE_TEST(execute_failure_test, tear_down)
 177
 178 static int test_empty_configuration()
 179 {
 180     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 181     fixture.test_section = "ssltest_default";
 182     fixture.expected_ctx->expected_result = SSL_TEST_SUCCESS;
 183     EXECUTE_SSL_TEST_CTX_TEST();
 184 }
 185
 186 static int test_good_configuration()
 187 {
 188     SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 189     fixture.test_section = "ssltest_good";
 190     fixture.expected_ctx->expected_result = SSL_TEST_SERVER_FAIL;
 191     fixture.expected_ctx->client_alert = SSL_AD_UNKNOWN_CA;
 192     fixture.expected_ctx->server_alert = 0;  /* No alert. */
 193     fixture.expected_ctx->protocol = TLS1_1_VERSION;
 194     fixture.expected_ctx->client_verify_callback = SSL_TEST_VERIFY_REJECT_ALL;
 195     fixture.expected_ctx->servername = SSL_TEST_SERVERNAME_SERVER2;
 196     fixture.expected_ctx->expected_servername = SSL_TEST_SERVERNAME_SERVER2;
 197     fixture.expected_ctx->servername_callback =
 198         SSL_TEST_SERVERNAME_IGNORE_MISMATCH;
 199     fixture.expected_ctx->session_ticket_expected = SSL_TEST_SESSION_TICKET_YES;
 200     fixture.expected_ctx->method = SSL_TEST_METHOD_DTLS;
 201     fixture.expected_ctx->client_npn_protocols = OPENSSL_strdup("foo,bar");
 202     fixture.expected_ctx->server2_alpn_protocols = OPENSSL_strdup("baz");
 203     OPENSSL_assert(fixture.expected_ctx->client_npn_protocols != NULL);
 204     OPENSSL_assert(fixture.expected_ctx->server2_alpn_protocols != NULL);
 205     EXECUTE_SSL_TEST_CTX_TEST();
 206 }
 207
 208 static const char *bad_configurations[] = {
 209     "ssltest_unknown_option",
 210     "ssltest_unknown_expected_result",
 211     "ssltest_unknown_alert",
 212     "ssltest_unknown_protocol",
 213     "ssltest_unknown_verify_callback",
 214     "ssltest_unknown_servername",
 215     "ssltest_unknown_servername_callback",
 216     "ssltest_unknown_session_ticket_expected",
 217     "ssltest_unknown_method",
 218 };
 219
 220 static int test_bad_configuration(int idx)
 221 {
 222         SETUP_SSL_TEST_CTX_TEST_FIXTURE();
 223         fixture.test_section = bad_configurations[idx];
 224         EXECUTE_SSL_TEST_CTX_FAILURE_TEST();
 225 }
 226
 227 int main(int argc, char **argv)
 228 {
 229     int result = 0;
 230
 231     if (argc != 2)
 232         return 1;
 233
 234     conf = NCONF_new(NULL);
 235     OPENSSL_assert(conf != NULL);
 236
 237     /* argv[1] should point to test/ssl_test_ctx_test.conf */
 238     OPENSSL_assert(NCONF_load(conf, argv[1], NULL) > 0);
 239
 240
 241     ADD_TEST(test_empty_configuration);
 242     ADD_TEST(test_good_configuration);
 243     ADD_ALL_TESTS(test_bad_configuration, OSSL_NELEM(bad_configurations));
 244
 245     result = run_tests(argv[0]);
 246
 247     NCONF_free(conf);
 248
 249     return result;
 250 }