| 1 | /*
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| 2 | * Copyright 2016-2020 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | /*
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| 11 | * Ideally, CONF should offer standard parsing methods and cover them
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| 12 | * in tests. But since we have no CONF tests, we use a custom test for now.
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| 13 | */
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| 14 |
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| 15 | #include <stdio.h>
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| 16 | #include <string.h>
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| 17 |
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| 18 | #include "internal/nelem.h"
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| 19 | #include "helpers/ssl_test_ctx.h"
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| 20 | #include "testutil.h"
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| 21 | #include <openssl/e_os2.h>
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| 22 | #include <openssl/err.h>
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| 23 | #include <openssl/conf.h>
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| 24 | #include <openssl/ssl.h>
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| 25 |
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| 26 | static CONF *conf = NULL;
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| 27 |
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| 28 | typedef struct ssl_test_ctx_test_fixture {
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| 29 | const char *test_case_name;
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| 30 | const char *test_section;
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| 31 | /* Expected parsed configuration. */
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| 32 | SSL_TEST_CTX *expected_ctx;
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| 33 | } SSL_TEST_CTX_TEST_FIXTURE;
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| 34 |
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| 35 |
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| 36 | static int clientconf_eq(SSL_TEST_CLIENT_CONF *conf1,
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| 37 | SSL_TEST_CLIENT_CONF *conf2)
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| 38 | {
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| 39 | if (!TEST_int_eq(conf1->verify_callback, conf2->verify_callback)
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| 40 | || !TEST_int_eq(conf1->servername, conf2->servername)
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| 41 | || !TEST_str_eq(conf1->npn_protocols, conf2->npn_protocols)
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| 42 | || !TEST_str_eq(conf1->alpn_protocols, conf2->alpn_protocols)
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| 43 | || !TEST_int_eq(conf1->ct_validation, conf2->ct_validation)
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| 44 | || !TEST_int_eq(conf1->max_fragment_len_mode,
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| 45 | conf2->max_fragment_len_mode))
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| 46 | return 0;
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| 47 | return 1;
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| 48 | }
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| 49 |
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| 50 | static int serverconf_eq(SSL_TEST_SERVER_CONF *serv,
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| 51 | SSL_TEST_SERVER_CONF *serv2)
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| 52 | {
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| 53 | if (!TEST_int_eq(serv->servername_callback, serv2->servername_callback)
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| 54 | || !TEST_str_eq(serv->npn_protocols, serv2->npn_protocols)
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| 55 | || !TEST_str_eq(serv->alpn_protocols, serv2->alpn_protocols)
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| 56 | || !TEST_int_eq(serv->broken_session_ticket,
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| 57 | serv2->broken_session_ticket)
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| 58 | || !TEST_str_eq(serv->session_ticket_app_data,
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| 59 | serv2->session_ticket_app_data)
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| 60 | || !TEST_int_eq(serv->cert_status, serv2->cert_status))
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| 61 | return 0;
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| 62 | return 1;
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| 63 | }
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| 64 |
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| 65 | static int extraconf_eq(SSL_TEST_EXTRA_CONF *extra,
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| 66 | SSL_TEST_EXTRA_CONF *extra2)
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| 67 | {
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| 68 | if (!TEST_true(clientconf_eq(&extra->client, &extra2->client))
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| 69 | || !TEST_true(serverconf_eq(&extra->server, &extra2->server))
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| 70 | || !TEST_true(serverconf_eq(&extra->server2, &extra2->server2)))
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| 71 | return 0;
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| 72 | return 1;
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| 73 | }
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| 74 |
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| 75 | static int testctx_eq(SSL_TEST_CTX *ctx, SSL_TEST_CTX *ctx2)
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| 76 | {
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| 77 | if (!TEST_int_eq(ctx->method, ctx2->method)
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| 78 | || !TEST_int_eq(ctx->handshake_mode, ctx2->handshake_mode)
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| 79 | || !TEST_int_eq(ctx->app_data_size, ctx2->app_data_size)
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| 80 | || !TEST_int_eq(ctx->max_fragment_size, ctx2->max_fragment_size)
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| 81 | || !extraconf_eq(&ctx->extra, &ctx2->extra)
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| 82 | || !extraconf_eq(&ctx->resume_extra, &ctx2->resume_extra)
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| 83 | || !TEST_int_eq(ctx->expected_result, ctx2->expected_result)
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| 84 | || !TEST_int_eq(ctx->expected_client_alert,
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| 85 | ctx2->expected_client_alert)
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| 86 | || !TEST_int_eq(ctx->expected_server_alert,
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| 87 | ctx2->expected_server_alert)
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| 88 | || !TEST_int_eq(ctx->expected_protocol, ctx2->expected_protocol)
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| 89 | || !TEST_int_eq(ctx->expected_servername, ctx2->expected_servername)
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| 90 | || !TEST_int_eq(ctx->session_ticket_expected,
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| 91 | ctx2->session_ticket_expected)
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| 92 | || !TEST_int_eq(ctx->compression_expected,
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| 93 | ctx2->compression_expected)
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| 94 | || !TEST_str_eq(ctx->expected_npn_protocol,
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| 95 | ctx2->expected_npn_protocol)
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| 96 | || !TEST_str_eq(ctx->expected_alpn_protocol,
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| 97 | ctx2->expected_alpn_protocol)
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| 98 | || !TEST_str_eq(ctx->expected_cipher,
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| 99 | ctx2->expected_cipher)
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| 100 | || !TEST_str_eq(ctx->expected_session_ticket_app_data,
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| 101 | ctx2->expected_session_ticket_app_data)
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| 102 | || !TEST_int_eq(ctx->resumption_expected,
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| 103 | ctx2->resumption_expected)
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| 104 | || !TEST_int_eq(ctx->session_id_expected,
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| 105 | ctx2->session_id_expected))
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| 106 | return 0;
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| 107 | return 1;
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| 108 | }
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| 109 |
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| 110 | static SSL_TEST_CTX_TEST_FIXTURE *set_up(const char *const test_case_name)
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| 111 | {
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| 112 | SSL_TEST_CTX_TEST_FIXTURE *fixture;
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| 113 |
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| 114 | if (!TEST_ptr(fixture = OPENSSL_zalloc(sizeof(*fixture))))
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| 115 | return NULL;
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| 116 | fixture->test_case_name = test_case_name;
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| 117 | if (!TEST_ptr(fixture->expected_ctx = SSL_TEST_CTX_new(NULL))) {
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| 118 | OPENSSL_free(fixture);
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| 119 | return NULL;
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| 120 | }
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| 121 | return fixture;
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| 122 | }
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| 123 |
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| 124 | static int execute_test(SSL_TEST_CTX_TEST_FIXTURE *fixture)
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| 125 | {
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| 126 | int success = 0;
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| 127 | SSL_TEST_CTX *ctx;
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| 128 |
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| 129 | if (!TEST_ptr(ctx = SSL_TEST_CTX_create(conf, fixture->test_section,
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| 130 | fixture->expected_ctx->libctx))
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| 131 | || !testctx_eq(ctx, fixture->expected_ctx))
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| 132 | goto err;
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| 133 |
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| 134 | success = 1;
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| 135 | err:
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| 136 | SSL_TEST_CTX_free(ctx);
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| 137 | return success;
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| 138 | }
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| 139 |
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| 140 | static void tear_down(SSL_TEST_CTX_TEST_FIXTURE *fixture)
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| 141 | {
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| 142 | SSL_TEST_CTX_free(fixture->expected_ctx);
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| 143 | OPENSSL_free(fixture);
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| 144 | }
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| 145 |
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| 146 | #define SETUP_SSL_TEST_CTX_TEST_FIXTURE() \
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| 147 | SETUP_TEST_FIXTURE(SSL_TEST_CTX_TEST_FIXTURE, set_up);
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| 148 | #define EXECUTE_SSL_TEST_CTX_TEST() \
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| 149 | EXECUTE_TEST(execute_test, tear_down)
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| 150 |
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| 151 | static int test_empty_configuration(void)
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| 152 | {
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| 153 | SETUP_SSL_TEST_CTX_TEST_FIXTURE();
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| 154 | fixture->test_section = "ssltest_default";
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| 155 | fixture->expected_ctx->expected_result = SSL_TEST_SUCCESS;
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| 156 | EXECUTE_SSL_TEST_CTX_TEST();
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| 157 | return result;
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| 158 | }
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| 159 |
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| 160 | static int test_good_configuration(void)
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| 161 | {
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| 162 | SETUP_SSL_TEST_CTX_TEST_FIXTURE();
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| 163 | fixture->test_section = "ssltest_good";
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| 164 | fixture->expected_ctx->method = SSL_TEST_METHOD_DTLS;
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| 165 | fixture->expected_ctx->handshake_mode = SSL_TEST_HANDSHAKE_RESUME;
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| 166 | fixture->expected_ctx->app_data_size = 1024;
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| 167 | fixture->expected_ctx->max_fragment_size = 2048;
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| 168 |
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| 169 | fixture->expected_ctx->expected_result = SSL_TEST_SERVER_FAIL;
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| 170 | fixture->expected_ctx->expected_client_alert = SSL_AD_UNKNOWN_CA;
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| 171 | fixture->expected_ctx->expected_server_alert = 0; /* No alert. */
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| 172 | fixture->expected_ctx->expected_protocol = TLS1_1_VERSION;
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| 173 | fixture->expected_ctx->expected_servername = SSL_TEST_SERVERNAME_SERVER2;
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| 174 | fixture->expected_ctx->session_ticket_expected = SSL_TEST_SESSION_TICKET_YES;
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| 175 | fixture->expected_ctx->compression_expected = SSL_TEST_COMPRESSION_NO;
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| 176 | fixture->expected_ctx->session_id_expected = SSL_TEST_SESSION_ID_IGNORE;
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| 177 | fixture->expected_ctx->resumption_expected = 1;
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| 178 |
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| 179 | fixture->expected_ctx->extra.client.verify_callback =
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| 180 | SSL_TEST_VERIFY_REJECT_ALL;
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| 181 | fixture->expected_ctx->extra.client.servername = SSL_TEST_SERVERNAME_SERVER2;
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| 182 | fixture->expected_ctx->extra.client.npn_protocols =
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| 183 | OPENSSL_strdup("foo,bar");
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| 184 | if (!TEST_ptr(fixture->expected_ctx->extra.client.npn_protocols))
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| 185 | goto err;
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| 186 | fixture->expected_ctx->extra.client.max_fragment_len_mode = 0;
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| 187 |
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| 188 | fixture->expected_ctx->extra.server.servername_callback =
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| 189 | SSL_TEST_SERVERNAME_IGNORE_MISMATCH;
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| 190 | fixture->expected_ctx->extra.server.broken_session_ticket = 1;
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| 191 |
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| 192 | fixture->expected_ctx->resume_extra.server2.alpn_protocols =
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| 193 | OPENSSL_strdup("baz");
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| 194 | if (!TEST_ptr(fixture->expected_ctx->resume_extra.server2.alpn_protocols))
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| 195 | goto err;
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| 196 |
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| 197 | fixture->expected_ctx->resume_extra.client.ct_validation =
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| 198 | SSL_TEST_CT_VALIDATION_STRICT;
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| 199 |
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| 200 | EXECUTE_SSL_TEST_CTX_TEST();
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| 201 | return result;
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| 202 |
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| 203 | err:
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| 204 | tear_down(fixture);
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| 205 | return 0;
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| 206 | }
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| 207 |
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| 208 | static const char *bad_configurations[] = {
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| 209 | "ssltest_unknown_option",
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| 210 | "ssltest_wrong_section",
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| 211 | "ssltest_unknown_expected_result",
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| 212 | "ssltest_unknown_alert",
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| 213 | "ssltest_unknown_protocol",
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| 214 | "ssltest_unknown_verify_callback",
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| 215 | "ssltest_unknown_servername",
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| 216 | "ssltest_unknown_servername_callback",
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| 217 | "ssltest_unknown_session_ticket_expected",
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| 218 | "ssltest_unknown_compression_expected",
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| 219 | "ssltest_unknown_session_id_expected",
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| 220 | "ssltest_unknown_method",
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| 221 | "ssltest_unknown_handshake_mode",
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| 222 | "ssltest_unknown_resumption_expected",
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| 223 | "ssltest_unknown_ct_validation",
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| 224 | "ssltest_invalid_max_fragment_len",
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| 225 | };
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| 226 |
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| 227 | static int test_bad_configuration(int idx)
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| 228 | {
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| 229 | SSL_TEST_CTX *ctx;
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| 230 |
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| 231 | if (!TEST_ptr_null(ctx = SSL_TEST_CTX_create(conf,
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| 232 | bad_configurations[idx], NULL))) {
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| 233 | SSL_TEST_CTX_free(ctx);
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| 234 | return 0;
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| 235 | }
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| 236 |
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| 237 | return 1;
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| 238 | }
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| 239 |
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| 240 | OPT_TEST_DECLARE_USAGE("conf_file\n")
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| 241 |
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| 242 | int setup_tests(void)
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| 243 | {
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| 244 | if (!test_skip_common_options()) {
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| 245 | TEST_error("Error parsing test options\n");
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| 246 | return 0;
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| 247 | }
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| 248 |
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| 249 | if (!TEST_ptr(conf = NCONF_new(NULL)))
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| 250 | return 0;
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| 251 | /* argument should point to test/ssl_test_ctx_test.cnf */
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| 252 | if (!TEST_int_gt(NCONF_load(conf, test_get_argument(0), NULL), 0))
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| 253 | return 0;
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| 254 |
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| 255 | ADD_TEST(test_empty_configuration);
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| 256 | ADD_TEST(test_good_configuration);
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| 257 | ADD_ALL_TESTS(test_bad_configuration, OSSL_NELEM(bad_configurations));
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| 258 | return 1;
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| 259 | }
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| 260 |
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| 261 | void cleanup_tests(void)
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| 262 | {
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| 263 | NCONF_free(conf);
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| 264 | }
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