From: Rob Percival Date: Mon, 22 Feb 2016 16:51:44 +0000 (+0000) Subject: Tests for parsing and printing certificates containing SCTs X-Git-Tag: OpenSSL_1_1_0-pre4~515 X-Git-Url: https://git.openssl.org/?p=openssl.git;a=commitdiff_plain;h=5dc312215fa54b70cc8b4baec933bcc19525bc03 Tests for parsing and printing certificates containing SCTs Reviewed-by: Ben Laurie Reviewed-by: Rich Salz --- diff --git a/test/Makefile.in b/test/Makefile.in index 767948c602..0b6938c001 100644 --- a/test/Makefile.in +++ b/test/Makefile.in @@ -81,6 +81,7 @@ SSLSESSIONTICKTEST= sslsessionticktest SSLSKEWITH0PTEST= sslskewith0ptest ASYNCTEST= asynctest DTLSV1LISTENTEST = dtlsv1listentest +CTTEST= ct_test TESTS= alltests @@ -102,7 +103,7 @@ EXE= $(NPTEST)$(EXE_EXT) $(MEMLEAKTEST)$(EXE_EXT) \ $(HEARTBEATTEST)$(EXE_EXT) $(P5_CRPT2_TEST)$(EXE_EXT) \ $(CONSTTIMETEST)$(EXE_EXT) $(VERIFYEXTRATEST)$(EXE_EXT) \ $(CLIENTHELLOTEST)$(EXE_EXT) $(PACKETTEST)$(EXE_EXT) $(ASYNCTEST)$(EXE_EXT) \ - $(DTLSV1LISTENTEST)$(EXE_EXT) + $(DTLSV1LISTENTEST)$(EXE_EXT) $(CTTEST)$(EXE_EXT) # $(METHTEST)$(EXE_EXT) @@ -119,7 +120,7 @@ OBJ= $(NPTEST).o $(MEMLEAKTEST).o \ $(EVPTEST).o $(EVPEXTRATEST).o $(IGETEST).o $(V3NAMETEST).o \ $(HEARTBEATTEST).o $(P5_CRPT2_TEST).o \ $(CONSTTIMETEST).o $(VERIFYEXTRATEST).o $(CLIENTHELLOTEST).o \ - $(PACKETTEST).o $(ASYNCTEST).o $(DTLSV1LISTENTEST).o testutil.o + $(PACKETTEST).o $(ASYNCTEST).o $(DTLSV1LISTENTEST).o $(CTTEST).o testutil.o SRC= $(NPTEST).c $(MEMLEAKTEST).c \ $(BNTEST).c $(ECTEST).c \ @@ -133,7 +134,7 @@ SRC= $(NPTEST).c $(MEMLEAKTEST).c \ $(EVPTEST).c $(EVPEXTRATEST).c $(IGETEST).c $(V3NAMETEST).c \ $(HEARTBEATTEST).c $(P5_CRPT2_TEST).c \ $(CONSTTIMETEST).c $(VERIFYEXTRATEST).c $(CLIENTHELLOTEST).c \ - $(PACKETTEST).c $(ASYNCTEST).c $(DTLSV1LISTENTEST).c testutil.c + $(PACKETTEST).c $(ASYNCTEST).c $(DTLSV1LISTENTEST).c $(CTTEST).c testutil.c HEADER= testutil.h @@ -369,6 +370,9 @@ $(ASYNCTEST)$(EXE_EXT): $(ASYNCTEST).o $(DTLSV1LISTENTEST)$(EXE_EXT): $(DTLSV1LISTENTEST).o @target=$(DTLSV1LISTENTEST) $(BUILD_CMD) +$(CTTEST)$(EXE_EXT): $(CTTEST).o testutil.o + @target=$(CTTEST) testutil=testutil.o; $(BUILD_CMD) + dummytest$(EXE_EXT): dummytest.o $(DLIBCRYPTO) @target=dummytest; $(BUILD_CMD) diff --git a/test/certs/embeddedSCTs1.pem b/test/certs/embeddedSCTs1.pem new file mode 100644 index 0000000000..d1e85120a0 --- /dev/null +++ b/test/certs/embeddedSCTs1.pem @@ -0,0 +1,20 @@ +-----BEGIN CERTIFICATE----- +MIIDWTCCAsKgAwIBAgIBBzANBgkqhkiG9w0BAQUFADBVMQswCQYDVQQGEwJHQjEk +MCIGA1UEChMbQ2VydGlmaWNhdGUgVHJhbnNwYXJlbmN5IENBMQ4wDAYDVQQIEwVX +YWxlczEQMA4GA1UEBxMHRXJ3IFdlbjAeFw0xMjA2MDEwMDAwMDBaFw0yMjA2MDEw +MDAwMDBaMFIxCzAJBgNVBAYTAkdCMSEwHwYDVQQKExhDZXJ0aWZpY2F0ZSBUcmFu +c3BhcmVuY3kxDjAMBgNVBAgTBVdhbGVzMRAwDgYDVQQHEwdFcncgV2VuMIGfMA0G +CSqGSIb3DQEBAQUAA4GNADCBiQKBgQC+75jnwmh3rjhfdTJaDB0ym+3xj6r015a/ +BH634c4VyVui+A7kWL19uG+KSyUhkaeb1wDDjpwDibRc1NyaEgqyHgy0HNDnKAWk +EM2cW9tdSSdyba8XEPYBhzd+olsaHjnu0LiBGdwVTcaPfajjDK8VijPmyVCfSgWw +FAn/Xdh+tQIDAQABo4IBOjCCATYwHQYDVR0OBBYEFCAxVBryXAX/2GWLaEN5T16Q +Nve0MH0GA1UdIwR2MHSAFF+diA3Ic+ZU1PgN2OawwSS0R8NVoVmkVzBVMQswCQYD +VQQGEwJHQjEkMCIGA1UEChMbQ2VydGlmaWNhdGUgVHJhbnNwYXJlbmN5IENBMQ4w +DAYDVQQIEwVXYWxlczEQMA4GA1UEBxMHRXJ3IFdlboIBADAJBgNVHRMEAjAAMIGK +BgorBgEEAdZ5AgQCBHwEegB4AHYA3xwuwRUAlFJHqWFoMl3cXHlZ6PfG04j8AC4L +vT9012QAAAE92yffkwAABAMARzBFAiBIL2dRrzXbplQ2vh/WZA89v5pBQpSVkkUw +KI+j5eI+BgIhAOTtwNs6xXKx4vXoq2poBlOYfc9BAn3+/6EFUZ2J7b8IMA0GCSqG +SIb3DQEBBQUAA4GBAIoMS+8JnUeSea+goo5on5HhxEIb4tJpoupspOghXd7dyhUE +oR58h8S3foDw6XkDUmjyfKIOFmgErlVvMWmB+Wo5Srer/T4lWsAERRP+dlcMZ5Wr +5HAxM9MD+J86+mu8/FFzGd/ZW5NCQSEfY0A1w9B4MHpoxgdaLiDInza4kQyg +-----END CERTIFICATE----- diff --git a/test/certs/embeddedSCTs1.sct b/test/certs/embeddedSCTs1.sct new file mode 100644 index 0000000000..59362dcee1 --- /dev/null +++ b/test/certs/embeddedSCTs1.sct @@ -0,0 +1,12 @@ +Signed Certificate Timestamp: + Version : v1 (0x0) + Log ID : DF:1C:2E:C1:15:00:94:52:47:A9:61:68:32:5D:DC:5C: + 79:59:E8:F7:C6:D3:88:FC:00:2E:0B:BD:3F:74:D7:64 + Timestamp : Apr 5 17:04:16.275 2013 GMT + Extensions: none + Signature : ecdsa-with-SHA256 + 30:45:02:20:48:2F:67:51:AF:35:DB:A6:54:36:BE:1F: + D6:64:0F:3D:BF:9A:41:42:94:95:92:45:30:28:8F:A3: + E5:E2:3E:06:02:21:00:E4:ED:C0:DB:3A:C5:72:B1:E2: + F5:E8:AB:6A:68:06:53:98:7D:CF:41:02:7D:FE:FF:A1: + 05:51:9D:89:ED:BF:08 \ No newline at end of file diff --git a/test/certs/embeddedSCTs3.pem b/test/certs/embeddedSCTs3.pem new file mode 100644 index 0000000000..bce8918eca --- /dev/null +++ b/test/certs/embeddedSCTs3.pem @@ -0,0 +1,44 @@ +-----BEGIN CERTIFICATE----- +MIIHvzCCBqegAwIBAgIRANSYNM/GMmLagfa+3OOk63swDQYJKoZIhvcNAQELBQAw +gZIxCzAJBgNVBAYTAkdCMRswGQYDVQQIExJHcmVhdGVyIE1hbmNoZXN0ZXIxEDAO +BgNVBAcTB1NhbGZvcmQxGjAYBgNVBAoTEUNPTU9ETyBDQSBMaW1pdGVkMTgwNgYD +VQQDEy9DT01PRE8gUlNBIEV4dGVuZGVkIFZhbGlkYXRpb24gU2VjdXJlIFNlcnZl +ciBDQTAeFw0xNTEyMDEwMDAwMDBaFw0xODAyMjUyMzU5NTlaMIIBMzEQMA4GA1UE +BRMHMzgzMDEzODETMBEGCysGAQQBgjc8AgEDEwJVUzEZMBcGCysGAQQBgjc8AgEC +EwhEZWxhd2FyZTEdMBsGA1UEDxMUUHJpdmF0ZSBPcmdhbml6YXRpb24xCzAJBgNV +BAYTAlVTMQ4wDAYDVQQREwUwNzAxMzELMAkGA1UECBMCTkoxEDAOBgNVBAcTB0Ns +aWZ0b24xEjAQBgNVBAkTCVN1aXRlIDEwMDEXMBUGA1UECRMOMTI1NSBCcm9hZCBT +dC4xGjAYBgNVBAoTEUNvbW9kbyBHcm91cCBJbmMuMRYwFAYDVQQLEw1DT01PRE8g +RVYgU1NMMRowGAYDVQQLExFDT01PRE8gRVYgU0dDIFNTTDEXMBUGA1UEAxMOd3d3 +LmNvbW9kby5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC5S2RD +XGjch2spb10rLVCA4TgeB/TiNLHPczeKMJzIY9qKUGQfcYCTwfWe2E1xBer/i0OX +IUca+/Br3HTK2qkNoc/nuFkJJ3ej17A9Kv1EYhsN+2gHobKEy+sMTJyGmFVo98nu +V9mmiEWM7Bi0Y6YRVYCOey4K2yUwSK1MOgc10RzbwDsk+P2mvTzvPi8QZzd4I36/ +xlFFhk39VKY94PorJCzF/6qifmNnIjxMkrmSKJKKQaZu8vgbshqlj3+TkeCtIjdR +77OcZuROMFdnKsp8JKAq9bzXmDkwlDmUzxAzgYmAvqCwQvNWtJrm0SeiEkNsoK5F +xadrfw6OO7BCGXiNAgMBAAGjggNqMIIDZjAfBgNVHSMEGDAWgBQ52v/KKBSKqHQT +CLnkDqnS+n6daTAdBgNVHQ4EFgQURD5zMOsLG6ennQ/aeZZNGofpnSEwDgYDVR0P +AQH/BAQDAgWgMAwGA1UdEwEB/wQCMAAwNAYDVR0lBC0wKwYIKwYBBQUHAwEGCCsG +AQUFBwMCBgorBgEEAYI3CgMDBglghkgBhvhCBAEwRgYDVR0gBD8wPTA7BgwrBgEE +AbIxAQIBBQEwKzApBggrBgEFBQcCARYdaHR0cHM6Ly9zZWN1cmUuY29tb2RvLmNv +bS9DUFMwVgYDVR0fBE8wTTBLoEmgR4ZFaHR0cDovL2NybC5jb21vZG9jYS5jb20v +Q09NT0RPUlNBRXh0ZW5kZWRWYWxpZGF0aW9uU2VjdXJlU2VydmVyQ0EuY3JsMIGH +BggrBgEFBQcBAQR7MHkwUQYIKwYBBQUHMAKGRWh0dHA6Ly9jcnQuY29tb2RvY2Eu +Y29tL0NPTU9ET1JTQUV4dGVuZGVkVmFsaWRhdGlvblNlY3VyZVNlcnZlckNBLmNy +dDAkBggrBgEFBQcwAYYYaHR0cDovL29jc3AuY29tb2RvY2EuY29tMCUGA1UdEQQe +MByCDnd3dy5jb21vZG8uY29tggpjb21vZG8uY29tMIIBfQYKKwYBBAHWeQIEAgSC +AW0EggFpAWcAdQBo9pj4H2SCvjqM7rkoHUz8cVFdZ5PURNEKZ6y7T0/7xAAAAVFd +vZuJAAAEAwBGMEQCIFgtCr54QYrnialeZiHFahZ53zOFitPzHXGvdTD7zE5FAiBB +nIm4gBmHRmwcOpULvvSYddTKSZf9JS7jeLU2MCAmTQB2AFYUBpov18Ls0/XhvUSy +PsdGdrm8mRFcwO+UmFXWidDdAAABUV29mSgAAAQDAEcwRQIgeWjpcDhaY/OmsZcO +ftDFcRt2BssJY0ge4SDzp+8qTnQCIQCOt7vthV2FG1RePMXs8hOcCdEKAcJZX3wx +GaGd4RfHHwB2AKS5CZC0GFgUh7sTosxncAo8NZgE+RvfuON3zQ7IDdwQAAABUV29 +m5wAAAQDAEcwRQIgKwZCD9lxvSFCpfnFVYPSneWhjbY9pnOJQjKckQ87anQCIQCG +7hD5EOZ7F2XZLTdTSjvwrgPkIXY376+0RC4r9VzGkTANBgkqhkiG9w0BAQsFAAOC +AQEAHVZgKwtIKcxJg6k5THIICJ63vZyaPJN21HVYPAN/heDUcbYzOqP0F+v+ahj5 +yNiRhSji/xxcOf5bWT158dHQoMtC1Ld1dI3lttVAvDTgXOApbmc8N0Xpjvapag3r +b0IYW5SJio0qn1VxgeSsf0UCBTyw0N8lgbaIr3FHw2SP2rUS8PUixFRK52MYnyEp +6Imz730Adl0RgUvp7mzRcWVDK4i6sPRqV6my68XsyaBcQr2qKALQK0Js+mE/0850 +47USqZ1XjbUke47OPxdlF85uUtIUSGquHTWnxrqy7FLMPIu9HL8XGo3vVlTYCCsb +d6V/RWexyzZiHDGA1ToA0Y16Aw== +-----END CERTIFICATE----- diff --git a/test/certs/embeddedSCTs3.sct b/test/certs/embeddedSCTs3.sct new file mode 100644 index 0000000000..ad1ccf0ffc --- /dev/null +++ b/test/certs/embeddedSCTs3.sct @@ -0,0 +1,36 @@ +Signed Certificate Timestamp: + Version : v1 (0x0) + Log ID : 68:F6:98:F8:1F:64:82:BE:3A:8C:EE:B9:28:1D:4C:FC: + 71:51:5D:67:93:D4:44:D1:0A:67:AC:BB:4F:4F:FB:C4 + Timestamp : Dec 1 13:31:25.961 2015 GMT + Extensions: none + Signature : ecdsa-with-SHA256 + 30:44:02:20:58:2D:0A:BE:78:41:8A:E7:89:A9:5E:66: + 21:C5:6A:16:79:DF:33:85:8A:D3:F3:1D:71:AF:75:30: + FB:CC:4E:45:02:20:41:9C:89:B8:80:19:87:46:6C:1C: + 3A:95:0B:BE:F4:98:75:D4:CA:49:97:FD:25:2E:E3:78: + B5:36:30:20:26:4D +Signed Certificate Timestamp: + Version : v1 (0x0) + Log ID : 56:14:06:9A:2F:D7:C2:EC:D3:F5:E1:BD:44:B2:3E:C7: + 46:76:B9:BC:99:11:5C:C0:EF:94:98:55:D6:89:D0:DD + Timestamp : Dec 1 13:31:25.352 2015 GMT + Extensions: none + Signature : ecdsa-with-SHA256 + 30:45:02:20:79:68:E9:70:38:5A:63:F3:A6:B1:97:0E: + 7E:D0:C5:71:1B:76:06:CB:09:63:48:1E:E1:20:F3:A7: + EF:2A:4E:74:02:21:00:8E:B7:BB:ED:85:5D:85:1B:54: + 5E:3C:C5:EC:F2:13:9C:09:D1:0A:01:C2:59:5F:7C:31: + 19:A1:9D:E1:17:C7:1F +Signed Certificate Timestamp: + Version : v1 (0x0) + Log ID : A4:B9:09:90:B4:18:58:14:87:BB:13:A2:CC:67:70:0A: + 3C:35:98:04:F9:1B:DF:B8:E3:77:CD:0E:C8:0D:DC:10 + Timestamp : Dec 1 13:31:25.980 2015 GMT + Extensions: none + Signature : ecdsa-with-SHA256 + 30:45:02:20:2B:06:42:0F:D9:71:BD:21:42:A5:F9:C5: + 55:83:D2:9D:E5:A1:8D:B6:3D:A6:73:89:42:32:9C:91: + 0F:3B:6A:74:02:21:00:86:EE:10:F9:10:E6:7B:17:65: + D9:2D:37:53:4A:3B:F0:AE:03:E4:21:76:37:EF:AF:B4: + 44:2E:2B:F5:5C:C6:91 \ No newline at end of file diff --git a/test/ct/tls1.sct b/test/ct/tls1.sct new file mode 100644 index 0000000000..59362dcee1 --- /dev/null +++ b/test/ct/tls1.sct @@ -0,0 +1,12 @@ +Signed Certificate Timestamp: + Version : v1 (0x0) + Log ID : DF:1C:2E:C1:15:00:94:52:47:A9:61:68:32:5D:DC:5C: + 79:59:E8:F7:C6:D3:88:FC:00:2E:0B:BD:3F:74:D7:64 + Timestamp : Apr 5 17:04:16.275 2013 GMT + Extensions: none + Signature : ecdsa-with-SHA256 + 30:45:02:20:48:2F:67:51:AF:35:DB:A6:54:36:BE:1F: + D6:64:0F:3D:BF:9A:41:42:94:95:92:45:30:28:8F:A3: + E5:E2:3E:06:02:21:00:E4:ED:C0:DB:3A:C5:72:B1:E2: + F5:E8:AB:6A:68:06:53:98:7D:CF:41:02:7D:FE:FF:A1: + 05:51:9D:89:ED:BF:08 \ No newline at end of file diff --git a/test/ct_test.c b/test/ct_test.c new file mode 100644 index 0000000000..cc01b13a79 --- /dev/null +++ b/test/ct_test.c @@ -0,0 +1,404 @@ +/* + * Tests the Certificate Transparency public and internal APIs. + * + * Author: Rob Percival (robpercival@google.com) + * Date: 2016-01-26 + * + * ==================================================================== + * 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. + * ==================================================================== + */ + +#include +#include +#include +#include + +#include "crypto/include/internal/ct_int.h" +#include "openssl/err.h" +#include "openssl/safestack.h" +#include "openssl/ssl.h" +#include "openssl/x509.h" +#include "openssl/x509v3.h" +#include "testutil.h" + +#if !defined(OPENSSL_NO_CT) && !defined(OPENSSL_NO_UNIT_TEST) + +/* Used when declaring buffers to read text files into */ +#define CT_TEST_MAX_FILE_SIZE 8096 + +typedef struct ct_test_fixture { + const char *test_case_name; + /* Set the following to test handling of SCTs in X509 certificates */ + const char *certificate_file_path; + size_t expected_sct_count; + /* Set the following to test handling of SCTs in TLS format */ + const uint8_t *tls_sct; + size_t tls_sct_len; + const SCT *sct; + /* + * A file to load the expected SCT text from. + * This text will be compared to the actual text output during the test. + * A maximum of |CT_TEST_MAX_FILE_SIZE| bytes will be read of this file. + */ + const char *sct_text_file_path; + +} CT_TEST_FIXTURE; + +static CT_TEST_FIXTURE set_up(const char *const test_case_name) +{ + CT_TEST_FIXTURE fixture; + int setup_ok = 1; + + memset(&fixture, 0, sizeof(fixture)); + fixture.test_case_name = test_case_name; + + if (!setup_ok) { + exit(EXIT_FAILURE); + } + return fixture; +} + +static void tear_down(CT_TEST_FIXTURE fixture) +{ + ERR_print_errors_fp(stderr); +} + +static X509 *load_pem_cert(const char *file) +{ + BIO *cert_io = BIO_new_file(file, "r"); + X509 *cert = NULL; + + if (cert_io == NULL) goto end; + + cert = PEM_read_bio_X509(cert_io, NULL, NULL, NULL); + +end: + BIO_free(cert_io); + return cert; +} + +static int read_text_file(const char *path, char *buffer, int buffer_length) +{ + BIO *file = BIO_new_file(path, "r"); + int result = -1; + + if (file != NULL) { + result = BIO_read(file, buffer, buffer_length); + BIO_free(file); + } + + return result; +} + +static int compare_sct_printout(SCT *sct, + const char *expected_output) +{ + 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; + } + + SCT_print(sct, text_buffer, 0); + + /* 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"); + 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); + } + +end: + BIO_free(text_buffer); + return result; +} + +static int compare_extension_printout(X509_EXTENSION *extension, + const char *expected_output) +{ + 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; + } + + if (!X509V3_EXT_print(text_buffer, extension, X509V3_EXT_DEFAULT, 0)) { + fprintf(stderr, "Failed to print extension\n"); + 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"); + 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); + } + +end: + BIO_free(text_buffer); + return result; +} + +static int execute_cert_test(CT_TEST_FIXTURE fixture) +{ + int result = 0; + X509 *cert = NULL; + SCT *sct = NULL; + char expected_sct_text[CT_TEST_MAX_FILE_SIZE]; + int sct_text_len = 0; + + if (fixture.sct_text_file_path != NULL) { + sct_text_len = read_text_file( + fixture.sct_text_file_path, + expected_sct_text, + CT_TEST_MAX_FILE_SIZE - 1); + + if (sct_text_len < 0) { + result = 1; + fprintf(stderr, "Test data file not found: %s\n", + fixture.sct_text_file_path); + goto end; + } + + expected_sct_text[sct_text_len] = '\0'; + } + + if (fixture.certificate_file_path != NULL) { + int sct_extension_index; + X509_EXTENSION *sct_extension = NULL; + cert = load_pem_cert(fixture.certificate_file_path); + + if (cert == NULL) { + result = 1; + fprintf(stderr, "Unable to load certificate: %s\n", + fixture.certificate_file_path); + goto end; + } + + 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) { + result = 1; + fprintf(stderr, "SCT extension not found in: %s\n", + fixture.certificate_file_path); + goto end; + } + + if (fixture.sct_text_file_path) { + result = compare_extension_printout(sct_extension, + expected_sct_text); + if (result != 0) + goto end; + } + } else if (sct_extension != NULL) { + result = 1; + fprintf(stderr, "Expected no SCTs, but found SCT extension in: %s\n", + fixture.certificate_file_path); + goto end; + } + } + + if (fixture.tls_sct != NULL) { + const unsigned char *p = fixture.tls_sct; + unsigned char *tls_sct; + size_t tls_sct_len; + if (o2i_SCT(&sct, &p, fixture.tls_sct_len) == NULL) { + result = 1; + fprintf(stderr, "Failed to decode SCT from TLS format\n"); + goto end; + } + + if (fixture.sct_text_file_path) { + result = compare_sct_printout(sct, expected_sct_text); + if (result != 0) + 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) { + result = 1; + fprintf(stderr, "Failed to encode SCT into TLS format correctly\n"); + goto end; + } + } + +end: + X509_free(cert); + SCT_free(sct); + return result; +} + +#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() +{ + SETUP_CT_TEST_FIXTURE(); + fixture.certificate_file_path = "certs/leaf.pem"; + fixture.expected_sct_count = 0; + EXECUTE_CT_TEST(); +} + +static int test_one_sct_in_certificate() +{ + SETUP_CT_TEST_FIXTURE(); + fixture.certificate_file_path = "certs/embeddedSCTs1.pem"; + fixture.expected_sct_count = 1; + fixture.sct_text_file_path = "certs/embeddedSCTs1.sct"; + EXECUTE_CT_TEST(); +} + +static int test_multiple_scts_in_certificate() +{ + SETUP_CT_TEST_FIXTURE(); + fixture.certificate_file_path = "certs/embeddedSCTs3.pem"; + fixture.expected_sct_count = 3; + fixture.sct_text_file_path = "certs/embeddedSCTs3.sct"; + EXECUTE_CT_TEST(); +} + +static int test_decode_tls_sct() +{ + SETUP_CT_TEST_FIXTURE(); + fixture.tls_sct = (unsigned char *) + "\x00" /* version */ + /* log ID */ + "\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" + "\x00\x00\x01\x3D\xDB\x27\xDF\x93" /* timestamp */ + "\x00\x00" /* extensions length */ + "" /* extensions */ + "\x04\x03" /* hash and signature algorithms */ + "\x00\x47" /* signature length */ + "\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_text_file_path = "ct/tls1.sct"; + EXECUTE_CT_TEST(); +} + +static int test_encode_tls_sct() +{ + SETUP_CT_TEST_FIXTURE(); + + SCT *sct = SCT_new(); + SCT_set_version(sct, 0); + 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); + SCT_set_timestamp(sct, 1); + SCT_set1_extensions(sct, (unsigned char *)"", 0); + SCT_set_signature_nid(sct, NID_ecdsa_with_SHA256); + 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); + fixture.sct = sct; + fixture.sct_text_file_path = "ct/tls1.sct"; + EXECUTE_CT_TEST(); + + SCT_free(sct); +} + +int main(int argc, char *argv[]) +{ + int result = 0; + + ADD_TEST(test_no_scts_in_certificate); + ADD_TEST(test_one_sct_in_certificate); + ADD_TEST(test_multiple_scts_in_certificate); + ADD_TEST(test_decode_tls_sct); + ADD_TEST(test_encode_tls_sct); + + result = run_tests(argv[0]); + ERR_print_errors_fp(stderr); + + return result; +} + +#else /* OPENSSL_NO_CT */ + +int main(int argc, char* argv[]) +{ + return EXIT_SUCCESS; +} + +#endif /* OPENSSL_NO_CT */ diff --git a/test/recipes/80-test_ct.t b/test/recipes/80-test_ct.t new file mode 100644 index 0000000000..616bb17603 --- /dev/null +++ b/test/recipes/80-test_ct.t @@ -0,0 +1,6 @@ +#! /usr/bin/perl + +use OpenSSL::Test::Simple; + +simple_test("test_ct", "ct_test"); +