X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=test%2Fct_test.c;h=de374764ef191af2d984eb2b5394d482f7a4965e;hp=190a98fa02c3bbdfa692b91ec1a0903c9b4936e9;hb=dbb1340314fcec37662d79720e6566fdd5a232e8;hpb=5c081a8f748b9de3320fa9c242e43bd6282c89af diff --git a/test/ct_test.c b/test/ct_test.c index 190a98fa02..de374764ef 100644 --- a/test/ct_test.c +++ b/test/ct_test.c @@ -1,55 +1,10 @@ /* - * Tests the Certificate Transparency public API. + * Copyright 2016-2018 The OpenSSL Project Authors. All Rights Reserved. * - * Author: Rob Percival (robpercival@google.com) - * - * ==================================================================== - * Copyright (c) 2016 The OpenSSL Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * licensing@OpenSSL.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT AS IS'' AND ANY - * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * ==================================================================== + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ #include @@ -63,28 +18,33 @@ #include #include #include "testutil.h" +#include #ifndef OPENSSL_NO_CT - /* Used when declaring buffers to read text files into */ -#define CT_TEST_MAX_FILE_SIZE 8096 +# define CT_TEST_MAX_FILE_SIZE 8096 -char *certs_dir = NULL; -char *ct_dir = NULL; +static char *certs_dir = NULL; +static char *ct_dir = NULL; typedef struct ct_test_fixture { const char *test_case_name; + /* The current time in milliseconds */ + uint64_t epoch_time_in_ms; /* The CT log store to use during tests */ CTLOG_STORE* ctlog_store; /* Set the following to test handling of SCTs in X509 certificates */ const char *certs_dir; char *certificate_file; char *issuer_file; + /* Expected number of SCTs */ int expected_sct_count; + /* Expected number of valid SCTS */ + int expected_valid_sct_count; /* Set the following to test handling of SCTs in TLS format */ - const uint8_t *tls_sct; - size_t tls_sct_len; - SCT *sct; + const unsigned char *tls_sct_list; + size_t tls_sct_list_len; + STACK_OF(SCT) *sct_list; /* * A file to load the expected SCT text from. * This text will be compared to the actual text output during the test. @@ -94,60 +54,53 @@ typedef struct ct_test_fixture { const char *sct_text_file; /* Whether to test the validity of the SCT(s) */ int test_validity; - } CT_TEST_FIXTURE; -static CT_TEST_FIXTURE set_up(const char *const test_case_name) +static CT_TEST_FIXTURE *set_up(const char *const test_case_name) { - CT_TEST_FIXTURE fixture; - int setup_ok = 1; - CTLOG_STORE *ctlog_store = CTLOG_STORE_new(); + CT_TEST_FIXTURE *fixture = NULL; - if (ctlog_store == NULL) { - setup_ok = 0; - fprintf(stderr, "Failed to create a new CT log store\n"); + if (!TEST_ptr(fixture = OPENSSL_zalloc(sizeof(*fixture)))) goto end; - } - - if (CTLOG_STORE_load_default_file(ctlog_store) != 1) { - setup_ok = 0; - fprintf(stderr, "Failed to load CT log list\n"); + fixture->test_case_name = test_case_name; + fixture->epoch_time_in_ms = 1473269626000; /* Sep 7 17:33:46 2016 GMT */ + if (!TEST_ptr(fixture->ctlog_store = CTLOG_STORE_new()) + || !TEST_int_eq( + CTLOG_STORE_load_default_file(fixture->ctlog_store), 1)) goto end; - } - - memset(&fixture, 0, sizeof(fixture)); - fixture.test_case_name = test_case_name; - fixture.ctlog_store = ctlog_store; + return fixture; end: - if (!setup_ok) { - exit(EXIT_FAILURE); - } - return fixture; + if (fixture != NULL) + CTLOG_STORE_free(fixture->ctlog_store); + OPENSSL_free(fixture); + TEST_error("Failed to setup"); + return NULL; } -static void tear_down(CT_TEST_FIXTURE fixture) +static void tear_down(CT_TEST_FIXTURE *fixture) { - CTLOG_STORE_free(fixture.ctlog_store); - SCT_free(fixture.sct); - ERR_print_errors_fp(stderr); + if (fixture != NULL) { + CTLOG_STORE_free(fixture->ctlog_store); + SCT_LIST_free(fixture->sct_list); + } + OPENSSL_free(fixture); } static char *mk_file_path(const char *dir, const char *file) { - char *full_file = NULL; - size_t full_file_l = 0; +# ifndef OPENSSL_SYS_VMS + const char *sep = "/"; +# else const char *sep = ""; -#ifndef OPENSSL_SYS_VMS - sep = "/"; -#endif +# endif + size_t len = strlen(dir) + strlen(sep) + strlen(file) + 1; + char *full_file = OPENSSL_zalloc(len); - full_file_l = strlen(dir) + strlen(sep) + strlen(file) + 1; - full_file = OPENSSL_zalloc(full_file_l); if (full_file != NULL) { - OPENSSL_strlcpy(full_file, dir, full_file_l); - OPENSSL_strlcat(full_file, sep, full_file_l); - OPENSSL_strlcat(full_file, file, full_file_l); + OPENSSL_strlcpy(full_file, dir, len); + OPENSSL_strlcat(full_file, sep, len); + OPENSSL_strlcat(full_file, file, len); } return full_file; @@ -160,65 +113,54 @@ static X509 *load_pem_cert(const char *dir, const char *file) if (file_path != NULL) { BIO *cert_io = BIO_new_file(file_path, "r"); - OPENSSL_free(file_path); if (cert_io != NULL) cert = PEM_read_bio_X509(cert_io, NULL, NULL, NULL); - BIO_free(cert_io); } + + OPENSSL_free(file_path); return cert; } static int read_text_file(const char *dir, const char *file, char *buffer, int buffer_length) { - int result = -1; + int len = -1; char *file_path = mk_file_path(dir, file); if (file_path != NULL) { BIO *file_io = BIO_new_file(file_path, "r"); - OPENSSL_free(file_path); - if (file_io != NULL) { - result = BIO_read(file_io, buffer, buffer_length); - BIO_free(file_io); - } + if (file_io != NULL) + len = BIO_read(file_io, buffer, buffer_length); + BIO_free(file_io); } - return result; + OPENSSL_free(file_path); + return len; } -static int compare_sct_printout(SCT *sct, - const char *expected_output) +static int compare_sct_list_printout(STACK_OF(SCT) *sct, + const char *expected_output) { BIO *text_buffer = NULL; char *actual_output = NULL; - int result = 1; + int result = 0; - text_buffer = BIO_new(BIO_s_mem()); - if (text_buffer == NULL) { - fprintf(stderr, "Unable to allocate buffer\n"); + if (!TEST_ptr(text_buffer = BIO_new(BIO_s_mem()))) goto end; - } - SCT_print(sct, text_buffer, 0); + SCT_LIST_print(sct, text_buffer, 0, "\n", NULL); - /* Append null terminator because we're about to use the buffer contents - * as a string. */ - if (BIO_write(text_buffer, "\0", 1) != 1) { - fprintf(stderr, "Failed to append null terminator to SCT text\n"); + /* Append \0 because we're about to use the buffer contents as a string. */ + if (!TEST_true(BIO_write(text_buffer, "\0", 1))) goto end; - } BIO_get_mem_data(text_buffer, &actual_output); - result = strcmp(actual_output, expected_output); - - if (result != 0) { - fprintf(stderr, - "Expected SCT printout:\n%s\nActual SCT printout:\n%s\n", - expected_output, actual_output); - } + if (!TEST_str_eq(actual_output, expected_output)) + goto end; + result = 1; end: BIO_free(text_buffer); @@ -230,211 +172,167 @@ static int compare_extension_printout(X509_EXTENSION *extension, { BIO *text_buffer = NULL; char *actual_output = NULL; - int result = 1; - - text_buffer = BIO_new(BIO_s_mem()); - if (text_buffer == NULL) { - fprintf(stderr, "Unable to allocate buffer\n"); - goto end; - } + int result = 0; - if (!X509V3_EXT_print(text_buffer, extension, X509V3_EXT_DEFAULT, 0)) { - fprintf(stderr, "Failed to print extension\n"); + if (!TEST_ptr(text_buffer = BIO_new(BIO_s_mem())) + || !TEST_true(X509V3_EXT_print(text_buffer, extension, + X509V3_EXT_DEFAULT, 0))) goto end; - } - /* Append null terminator because we're about to use the buffer contents - * as a string. */ - if (BIO_write(text_buffer, "\0", 1) != 1) { - fprintf(stderr, "Failed to append null terminator to extension text\n"); + /* Append \0 because we're about to use the buffer contents as a string. */ + if (!TEST_true(BIO_write(text_buffer, "\0", 1))) goto end; - } BIO_get_mem_data(text_buffer, &actual_output); - result = strcmp(actual_output, expected_output); + if (!TEST_str_eq(actual_output, expected_output)) + goto end; - if (result != 0) { - fprintf(stderr, - "Expected SCT printout:\n%s\nActual SCT printout:\n%s\n", - expected_output, actual_output); - } + result = 1; end: BIO_free(text_buffer); return result; } -static int execute_cert_test(CT_TEST_FIXTURE fixture) +static int assert_validity(CT_TEST_FIXTURE *fixture, STACK_OF(SCT) *scts, + CT_POLICY_EVAL_CTX *policy_ctx) { - int test_failed = 0; + int invalid_sct_count = 0; + int valid_sct_count = 0; + int i; + + if (!TEST_int_ge(SCT_LIST_validate(scts, policy_ctx), 0)) + return 0; + + for (i = 0; i < sk_SCT_num(scts); ++i) { + SCT *sct_i = sk_SCT_value(scts, i); + + switch (SCT_get_validation_status(sct_i)) { + case SCT_VALIDATION_STATUS_VALID: + ++valid_sct_count; + break; + case SCT_VALIDATION_STATUS_INVALID: + ++invalid_sct_count; + break; + case SCT_VALIDATION_STATUS_NOT_SET: + case SCT_VALIDATION_STATUS_UNKNOWN_LOG: + case SCT_VALIDATION_STATUS_UNVERIFIED: + case SCT_VALIDATION_STATUS_UNKNOWN_VERSION: + /* Ignore other validation statuses. */ + break; + } + } + + if (!TEST_int_eq(valid_sct_count, fixture->expected_valid_sct_count)) { + int unverified_sct_count = sk_SCT_num(scts) - + invalid_sct_count - valid_sct_count; + + TEST_info("%d SCTs failed, %d SCTs unverified", + invalid_sct_count, unverified_sct_count); + return 0; + } + + return 1; +} + +static int execute_cert_test(CT_TEST_FIXTURE *fixture) +{ + int success = 0; X509 *cert = NULL, *issuer = NULL; STACK_OF(SCT) *scts = NULL; SCT *sct = NULL; char expected_sct_text[CT_TEST_MAX_FILE_SIZE]; int sct_text_len = 0; - unsigned char *tls_sct = NULL; - size_t tls_sct_len = 0; + unsigned char *tls_sct_list = NULL; + size_t tls_sct_list_len = 0; CT_POLICY_EVAL_CTX *ct_policy_ctx = CT_POLICY_EVAL_CTX_new(); - if (fixture.sct_text_file != NULL) { - sct_text_len = read_text_file(fixture.sct_dir, fixture.sct_text_file, + if (fixture->sct_text_file != NULL) { + sct_text_len = read_text_file(fixture->sct_dir, fixture->sct_text_file, expected_sct_text, CT_TEST_MAX_FILE_SIZE - 1); - if (sct_text_len < 0) { - test_failed = 1; - fprintf(stderr, "Test data file not found: %s\n", - fixture.sct_text_file); + if (!TEST_int_ge(sct_text_len, 0)) goto end; - } - expected_sct_text[sct_text_len] = '\0'; } - CT_POLICY_EVAL_CTX_set0_log_store(ct_policy_ctx, fixture.ctlog_store); + CT_POLICY_EVAL_CTX_set_shared_CTLOG_STORE( + ct_policy_ctx, fixture->ctlog_store); - if (fixture.certificate_file != NULL) { + CT_POLICY_EVAL_CTX_set_time(ct_policy_ctx, fixture->epoch_time_in_ms); + + if (fixture->certificate_file != NULL) { int sct_extension_index; + int i; X509_EXTENSION *sct_extension = NULL; - cert = load_pem_cert(fixture.certs_dir, fixture.certificate_file); - if (cert == NULL) { - test_failed = 1; - fprintf(stderr, "Unable to load certificate: %s\n", - fixture.certificate_file); + if (!TEST_ptr(cert = load_pem_cert(fixture->certs_dir, + fixture->certificate_file))) goto end; - } - - CT_POLICY_EVAL_CTX_set0_cert(ct_policy_ctx, cert); - if (fixture.issuer_file != NULL) { - issuer = load_pem_cert(fixture.certs_dir, fixture.issuer_file); + CT_POLICY_EVAL_CTX_set1_cert(ct_policy_ctx, cert); - if (issuer == NULL) { - test_failed = 1; - fprintf(stderr, "Unable to load issuer certificate: %s\n", - fixture.issuer_file); + if (fixture->issuer_file != NULL) { + if (!TEST_ptr(issuer = load_pem_cert(fixture->certs_dir, + fixture->issuer_file))) goto end; - } - - CT_POLICY_EVAL_CTX_set0_issuer(ct_policy_ctx, issuer); + CT_POLICY_EVAL_CTX_set1_issuer(ct_policy_ctx, issuer); } sct_extension_index = X509_get_ext_by_NID(cert, NID_ct_precert_scts, -1); sct_extension = X509_get_ext(cert, sct_extension_index); - if (fixture.expected_sct_count > 0) { - if (sct_extension == NULL) { - test_failed = 1; - fprintf(stderr, "SCT extension not found in: %s\n", - fixture.certificate_file); + if (fixture->expected_sct_count > 0) { + if (!TEST_ptr(sct_extension)) goto end; - } - if (fixture.sct_text_file) { - test_failed = compare_extension_printout(sct_extension, - expected_sct_text); - if (test_failed != 0) + if (fixture->sct_text_file + && !compare_extension_printout(sct_extension, + expected_sct_text)) goto end; - } - if (fixture.test_validity) { - int are_scts_validated = 0; - scts = X509V3_EXT_d2i(sct_extension); - if (SCT_LIST_set_source(scts, SCT_SOURCE_X509V3_EXTENSION) != - sk_SCT_num(scts)) { - fprintf(stderr, - "Error setting SCT source to X509v3 extension\n"); - test_failed = 1; - } + scts = X509V3_EXT_d2i(sct_extension); + for (i = 0; i < sk_SCT_num(scts); ++i) { + SCT *sct_i = sk_SCT_value(scts, i); - are_scts_validated = SCT_LIST_validate(scts, ct_policy_ctx); - if (are_scts_validated < 0) { - fprintf(stderr, "Error verifying SCTs\n"); - test_failed = 1; - } else if (!are_scts_validated) { - int invalid_sct_count = 0; - int valid_sct_count = 0; - int i; - - for (i = 0; i < sk_SCT_num(scts); ++i) { - SCT *sct_i = sk_SCT_value(scts, i); - switch (SCT_get_validation_status(sct_i)) { - case SCT_VALIDATION_STATUS_VALID: - ++valid_sct_count; - break; - case SCT_VALIDATION_STATUS_INVALID: - ++invalid_sct_count; - break; - default: - /* Ignore other validation statuses. */ - break; - } - } - - if (valid_sct_count != fixture.expected_sct_count) { - int unverified_sct_count = sk_SCT_num(scts) - - invalid_sct_count - valid_sct_count; - - fprintf(stderr, - "%d SCTs failed verification\n" - "%d SCTs passed verification (%d expected)\n" - "%d SCTs were unverified\n", - invalid_sct_count, - valid_sct_count, - fixture.expected_sct_count, - unverified_sct_count); - } - test_failed = 1; + if (!TEST_int_eq(SCT_get_source(sct_i), + SCT_SOURCE_X509V3_EXTENSION)) { + goto end; } + } - if (test_failed != 0) + if (fixture->test_validity) { + if (!assert_validity(fixture, scts, ct_policy_ctx)) goto end; } - } else if (sct_extension != NULL) { - test_failed = 1; - fprintf(stderr, - "Expected no SCTs, but found SCT extension in: %s\n", - fixture.certificate_file); + } else if (!TEST_ptr_null(sct_extension)) { goto end; } } - if (fixture.tls_sct != NULL) { - const unsigned char *p = fixture.tls_sct; - if (o2i_SCT(&sct, &p, fixture.tls_sct_len) == NULL) { - test_failed = 1; - fprintf(stderr, "Failed to decode SCT from TLS format\n"); + if (fixture->tls_sct_list != NULL) { + const unsigned char *p = fixture->tls_sct_list; + + if (!TEST_ptr(o2i_SCT_LIST(&scts, &p, fixture->tls_sct_list_len))) goto end; - } - if (fixture.sct_text_file) { - test_failed = compare_sct_printout(sct, expected_sct_text); - if (test_failed != 0) + if (fixture->test_validity && cert != NULL) { + if (!assert_validity(fixture, scts, ct_policy_ctx)) goto end; } - tls_sct_len = i2o_SCT(sct, &tls_sct); - if (tls_sct_len != fixture.tls_sct_len || - memcmp(fixture.tls_sct, tls_sct, tls_sct_len) != 0) { - test_failed = 1; - fprintf(stderr, "Failed to encode SCT into TLS format correctly\n"); - goto end; - } - - if (fixture.test_validity && cert != NULL) { - int is_sct_validated = SCT_validate(sct, ct_policy_ctx); - if (is_sct_validated < 0) { - test_failed = 1; - fprintf(stderr, "Error validating SCT\n"); - goto end; - } else if (!is_sct_validated) { - test_failed = 1; - fprintf(stderr, "SCT failed verification\n"); + if (fixture->sct_text_file + && !compare_sct_list_printout(scts, expected_sct_text)) { goto end; - } } + + tls_sct_list_len = i2o_SCT_LIST(scts, &tls_sct_list); + if (!TEST_mem_eq(fixture->tls_sct_list, fixture->tls_sct_list_len, + tls_sct_list, tls_sct_list_len)) + goto end; } + success = 1; end: X509_free(cert); @@ -442,73 +340,104 @@ end: SCT_LIST_free(scts); SCT_free(sct); CT_POLICY_EVAL_CTX_free(ct_policy_ctx); - OPENSSL_free(tls_sct); - return test_failed; + OPENSSL_free(tls_sct_list); + return success; } -#define SETUP_CT_TEST_FIXTURE() SETUP_TEST_FIXTURE(CT_TEST_FIXTURE, set_up) -#define EXECUTE_CT_TEST() EXECUTE_TEST(execute_cert_test, tear_down) +# define SETUP_CT_TEST_FIXTURE() SETUP_TEST_FIXTURE(CT_TEST_FIXTURE, set_up) +# define EXECUTE_CT_TEST() EXECUTE_TEST(execute_cert_test, tear_down) -static int test_no_scts_in_certificate() +static int test_no_scts_in_certificate(void) { SETUP_CT_TEST_FIXTURE(); - fixture.certs_dir = certs_dir; - fixture.certificate_file = "leaf.pem"; - fixture.issuer_file = "subinterCA.pem"; - fixture.expected_sct_count = 0; + if (fixture == NULL) + return 0; + fixture->certs_dir = certs_dir; + fixture->certificate_file = "leaf.pem"; + fixture->issuer_file = "subinterCA.pem"; + fixture->expected_sct_count = 0; EXECUTE_CT_TEST(); + return result; } -static int test_one_sct_in_certificate() +static int test_one_sct_in_certificate(void) { SETUP_CT_TEST_FIXTURE(); - fixture.certs_dir = certs_dir; - fixture.certificate_file = "embeddedSCTs1.pem"; - fixture.issuer_file = "embeddedSCTs1_issuer.pem"; - fixture.expected_sct_count = 1; - fixture.sct_dir = certs_dir; - fixture.sct_text_file = "embeddedSCTs1.sct"; + if (fixture == NULL) + return 0; + fixture->certs_dir = certs_dir; + fixture->certificate_file = "embeddedSCTs1.pem"; + fixture->issuer_file = "embeddedSCTs1_issuer.pem"; + fixture->expected_sct_count = 1; + fixture->sct_dir = certs_dir; + fixture->sct_text_file = "embeddedSCTs1.sct"; EXECUTE_CT_TEST(); + return result; } -static int test_multiple_scts_in_certificate() +static int test_multiple_scts_in_certificate(void) { SETUP_CT_TEST_FIXTURE(); - fixture.certs_dir = certs_dir; - fixture.certificate_file = "embeddedSCTs3.pem"; - fixture.issuer_file = "embeddedSCTs3_issuer.pem"; - fixture.expected_sct_count = 3; - fixture.sct_dir = certs_dir; - fixture.sct_text_file = "embeddedSCTs3.sct"; + if (fixture == NULL) + return 0; + fixture->certs_dir = certs_dir; + fixture->certificate_file = "embeddedSCTs3.pem"; + fixture->issuer_file = "embeddedSCTs3_issuer.pem"; + fixture->expected_sct_count = 3; + fixture->sct_dir = certs_dir; + fixture->sct_text_file = "embeddedSCTs3.sct"; EXECUTE_CT_TEST(); + return result; } -static int test_verify_one_sct() +static int test_verify_one_sct(void) { SETUP_CT_TEST_FIXTURE(); - fixture.certs_dir = certs_dir; - fixture.certificate_file = "embeddedSCTs1.pem"; - fixture.issuer_file = "embeddedSCTs1_issuer.pem"; - fixture.expected_sct_count = 1; - fixture.test_validity = 1; + if (fixture == NULL) + return 0; + fixture->certs_dir = certs_dir; + fixture->certificate_file = "embeddedSCTs1.pem"; + fixture->issuer_file = "embeddedSCTs1_issuer.pem"; + fixture->expected_sct_count = fixture->expected_valid_sct_count = 1; + fixture->test_validity = 1; EXECUTE_CT_TEST(); + return result; } -static int test_verify_multiple_scts() +static int test_verify_multiple_scts(void) { SETUP_CT_TEST_FIXTURE(); - fixture.certs_dir = certs_dir; - fixture.certificate_file = "embeddedSCTs3.pem"; - fixture.issuer_file = "embeddedSCTs3_issuer.pem"; - fixture.expected_sct_count = 3; - fixture.test_validity = 1; + if (fixture == NULL) + return 0; + fixture->certs_dir = certs_dir; + fixture->certificate_file = "embeddedSCTs3.pem"; + fixture->issuer_file = "embeddedSCTs3_issuer.pem"; + fixture->expected_sct_count = fixture->expected_valid_sct_count = 3; + fixture->test_validity = 1; EXECUTE_CT_TEST(); + return result; } -static int test_decode_tls_sct() +static int test_verify_fails_for_future_sct(void) { SETUP_CT_TEST_FIXTURE(); - fixture.tls_sct = (unsigned char *) + if (fixture == NULL) + return 0; + fixture->epoch_time_in_ms = 1365094800000; /* Apr 4 17:00:00 2013 GMT */ + fixture->certs_dir = certs_dir; + fixture->certificate_file = "embeddedSCTs1.pem"; + fixture->issuer_file = "embeddedSCTs1_issuer.pem"; + fixture->expected_sct_count = 1; + fixture->expected_valid_sct_count = 0; + fixture->test_validity = 1; + EXECUTE_CT_TEST(); + return result; +} + +static int test_decode_tls_sct(void) +{ + const unsigned char tls_sct_list[] = "\x00\x78" /* length of list */ + "\x00\x76" "\x00" /* version */ /* log ID */ "\xDF\x1C\x2E\xC1\x15\x00\x94\x52\x47\xA9\x61\x68\x32\x5D\xDC\x5C\x79" @@ -518,84 +447,108 @@ static int test_decode_tls_sct() "" /* extensions */ "\x04\x03" /* hash and signature algorithms */ "\x00\x47" /* signature length */ + /* signature */ "\x30\x45\x02\x20\x48\x2F\x67\x51\xAF\x35\xDB\xA6\x54\x36\xBE\x1F\xD6" "\x64\x0F\x3D\xBF\x9A\x41\x42\x94\x95\x92\x45\x30\x28\x8F\xA3\xE5\xE2" "\x3E\x06\x02\x21\x00\xE4\xED\xC0\xDB\x3A\xC5\x72\xB1\xE2\xF5\xE8\xAB" "\x6A\x68\x06\x53\x98\x7D\xCF\x41\x02\x7D\xFE\xFF\xA1\x05\x51\x9D\x89" - "\xED\xBF\x08"; /* signature */ - fixture.tls_sct_len = 118; - fixture.sct_dir = ct_dir; - fixture.sct_text_file = "tls1.sct"; + "\xED\xBF\x08"; + + SETUP_CT_TEST_FIXTURE(); + if (fixture == NULL) + return 0; + fixture->tls_sct_list = tls_sct_list; + fixture->tls_sct_list_len = 0x7a; + fixture->sct_dir = ct_dir; + fixture->sct_text_file = "tls1.sct"; EXECUTE_CT_TEST(); + return result; } -static int test_encode_tls_sct() +static int test_encode_tls_sct(void) { + const char log_id[] = "3xwuwRUAlFJHqWFoMl3cXHlZ6PfG04j8AC4LvT9012Q="; + const uint64_t timestamp = 1; + const char extensions[] = ""; + const char signature[] = "BAMARzBAMiBIL2dRrzXbplQ2vh/WZA89v5pBQpSVkkUwKI+j5" + "eI+BgIhAOTtwNs6xXKx4vXoq2poBlOYfc9BAn3+/6EFUZ2J7b8I"; + SCT *sct = NULL; + SETUP_CT_TEST_FIXTURE(); + if (fixture == NULL) + return 0; - SCT *sct = SCT_new(); - if (!SCT_set_version(sct, SCT_VERSION_V1)) { - fprintf(stderr, "Failed to set SCT version\n"); - return 1; - } - if (!SCT_set1_log_id(sct, (unsigned char *) - "\xDF\x1C\x2E\xC1\x15\x00\x94\x52\x47\xA9\x61\x68\x32\x5D\xDC\x5C\x79" - "\x59\xE8\xF7\xC6\xD3\x88\xFC\x00\x2E\x0B\xBD\x3F\x74\xD7\x64", 32)) { - fprintf(stderr, "Failed to set SCT log ID\n"); - return 1; - } - SCT_set_timestamp(sct, 1); - if (!SCT_set_signature_nid(sct, NID_ecdsa_with_SHA256)) { - fprintf(stderr, "Failed to set SCT signature NID\n"); - return 1; - } - if (!SCT_set1_signature(sct, (unsigned char *) - "\x45\x02\x20\x48\x2F\x67\x51\xAF\x35\xDB\xA6\x54\x36\xBE" - "\x1F\xD6\x64\x0F\x3D\xBF\x9A\x41\x42\x94\x95\x92\x45\x30\x28\x8F\xA3" - "\xE5\xE2\x3E\x06\x02\x21\x00\xE4\xED\xC0\xDB\x3A\xC5\x72\xB1\xE2\xF5" - "\xE8\xAB\x6A\x68\x06\x53\x98\x7D\xCF\x41\x02\x7D\xFE\xFF\xA1\x05\x51" - "\x9D\x89\xED\xBF\x08", 71)) { - fprintf(stderr, "Failed to set SCT signature\n"); - return 1; - } - fixture.sct = sct; - fixture.sct_dir = ct_dir; - fixture.sct_text_file = "tls1.sct"; + fixture->sct_list = sk_SCT_new_null(); + if (!TEST_ptr(sct = SCT_new_from_base64(SCT_VERSION_V1, log_id, + CT_LOG_ENTRY_TYPE_X509, timestamp, + extensions, signature))) + + return 0; + + sk_SCT_push(fixture->sct_list, sct); + fixture->sct_dir = ct_dir; + fixture->sct_text_file = "tls1.sct"; EXECUTE_CT_TEST(); + return result; } -int main(int argc, char *argv[]) +/* + * Tests that the CT_POLICY_EVAL_CTX default time is approximately now. + * Allow +-10 minutes, as it may compensate for clock skew. + */ +static int test_default_ct_policy_eval_ctx_time_is_now(void) { - int result = 0; - char *tmp_env = NULL; + int success = 0; + CT_POLICY_EVAL_CTX *ct_policy_ctx = CT_POLICY_EVAL_CTX_new(); + const time_t default_time = + (time_t)(CT_POLICY_EVAL_CTX_get_time(ct_policy_ctx) / 1000); + const time_t time_tolerance = 600; /* 10 minutes */ - tmp_env = getenv("CT_DIR"); - ct_dir = OPENSSL_strdup(tmp_env != NULL ? tmp_env : "ct"); - tmp_env = getenv("CERTS_DIR"); - certs_dir = OPENSSL_strdup(tmp_env != NULL ? tmp_env : "certs"); + if (!TEST_time_t_le(abs((int)difftime(time(NULL), default_time)), + time_tolerance)) + goto end; + + success = 1; +end: + CT_POLICY_EVAL_CTX_free(ct_policy_ctx); + return success; +} + +static int test_ctlog_from_base64(void) +{ + CTLOG *ctlogp = NULL; + const char notb64[] = "\01\02\03\04"; + const char pad[] = "===="; + const char name[] = "name"; + + /* We expect these to both fail! */ + if (!TEST_true(!CTLOG_new_from_base64(&ctlogp, notb64, name)) + || !TEST_true(!CTLOG_new_from_base64(&ctlogp, pad, name))) + return 0; + return 1; +} +#endif + +int setup_tests(void) +{ +#ifndef OPENSSL_NO_CT + if ((ct_dir = getenv("CT_DIR")) == NULL) + ct_dir = "ct"; + if ((certs_dir = getenv("CERTS_DIR")) == NULL) + certs_dir = "certs"; ADD_TEST(test_no_scts_in_certificate); ADD_TEST(test_one_sct_in_certificate); ADD_TEST(test_multiple_scts_in_certificate); ADD_TEST(test_verify_one_sct); ADD_TEST(test_verify_multiple_scts); + ADD_TEST(test_verify_fails_for_future_sct); ADD_TEST(test_decode_tls_sct); ADD_TEST(test_encode_tls_sct); - - result = run_tests(argv[0]); - ERR_print_errors_fp(stderr); - - OPENSSL_free(ct_dir); - OPENSSL_free(certs_dir); - - return result; -} - -#else /* OPENSSL_NO_CT */ - -int main(int argc, char* argv[]) -{ - return EXIT_SUCCESS; + ADD_TEST(test_default_ct_policy_eval_ctx_time_is_now); + ADD_TEST(test_ctlog_from_base64); +#else + printf("No CT support\n"); +#endif + return 1; } - -#endif /* OPENSSL_NO_CT */