Commit 6fc1748e authored by Matt Caswell's avatar Matt Caswell
Browse files

Add a DTLS unprocesed records test 



Add a test to inject a record from the next epoch during the handshake and
make sure it doesn't get processed immediately.

Reviewed-by: default avatarRichard Levitte <levitte@openssl.org>
parent b4982125

test/build.info

+5 −1
Original line number Diff line number Diff line
@@ -16,7 +16,7 @@ IF[{- !$disabled{tests} -}] 
          packettest asynctest secmemtest srptest memleaktest \

          dtlsv1listentest ct_test threadstest afalgtest d2i_test \

          ssl_test_ctx_test ssl_test x509aux cipherlist_test asynciotest \

          bioprinttest sslapitest

          bioprinttest sslapitest dtlstest



  SOURCE[aborttest]=aborttest.c

  INCLUDE[aborttest]=../include
@@ -266,6 +266,10 @@ IF[{- !$disabled{tests} -}] 
  SOURCE[sslapitest]=sslapitest.c ssltestlib.c testutil.c

  INCLUDE[sslapitest]=../include

  DEPEND[sslapitest]=../libcrypto ../libssl



  SOURCE[dtlstest]=dtlstest.c ssltestlib.c testutil.c

  INCLUDE[dtlstest]=../include .

  DEPEND[dtlstest]=../libcrypto ../libssl

ENDIF



{-

test/dtlstest.c

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+130 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.

 *

 * 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 <openssl/bio.h>

#include <openssl/crypto.h>

#include <openssl/ssl.h>

#include <openssl/err.h>



#include "ssltestlib.h"

#include "testutil.h"



static char *cert = NULL;

static char *privkey = NULL;





#define DUMMY_CERT_STATUS_LEN  12



unsigned char certstatus[] = {

    SSL3_RT_HANDSHAKE, /* Content type */

    0xfe, 0xfd, /* Record version */

    0, 1, /* Epoch */

    0, 0, 0, 0, 0, 0x0f, /* Record sequence number */

    0, DTLS1_HM_HEADER_LENGTH + DUMMY_CERT_STATUS_LEN - 2,

    SSL3_MT_CERTIFICATE_STATUS, /* Cert Status handshake message type */

    0, 0, DUMMY_CERT_STATUS_LEN, /* Message len */

    0, 5, /* Message sequence */

    0, 0, 0, /* Fragment offset */

    0, 0, DUMMY_CERT_STATUS_LEN - 2, /* Fragment len */

    0x80, 0x80, 0x80, 0x80, 0x80,

    0x80, 0x80, 0x80, 0x80, 0x80 /* Dummy data */

};



static int test_dtls_unprocessed(void)

{

    SSL_CTX *sctx = NULL, *cctx = NULL;

    SSL *serverssl1 = NULL, *clientssl1 = NULL;

    BIO *c_to_s_fbio, *c_to_s_mempacket;

    int testresult = 0;



    if (!create_ssl_ctx_pair(DTLS_server_method(), DTLS_client_method(), &sctx,

                             &cctx, cert, privkey)) {

        printf("Unable to create SSL_CTX pair\n");

        return 0;

    }



    if (!SSL_CTX_set_cipher_list(cctx, "ECDHE-RSA-AES256-SHA384")) {

        printf("Failed setting cipher list\n");

    }



    c_to_s_fbio = BIO_new(bio_f_tls_dump_filter());

    if (c_to_s_fbio == NULL) {

        printf("Failed to create filter BIO\n");

        goto end;

    }



    /* BIO is freed by create_ssl_connection on error */

    if (!create_ssl_objects(sctx, cctx, &serverssl1, &clientssl1, NULL,

                               c_to_s_fbio)) {

        printf("Unable to create SSL objects\n");

        ERR_print_errors_fp(stdout);

        goto end;

    }



    /*

     * Inject a dummy record from the next epoch. This should never get used

     * because the message sequence number is too big

     */

    c_to_s_mempacket = SSL_get_wbio(clientssl1);

    c_to_s_mempacket = BIO_next(c_to_s_mempacket);

    mempacket_test_inject(c_to_s_mempacket, (char *)certstatus,

                          sizeof(certstatus), 1, INJECT_PACKET_IGNORE_REC_SEQ);



    if (!create_ssl_connection(serverssl1, clientssl1)) {

        printf("Unable to create SSL connection\n");

        ERR_print_errors_fp(stdout);

        goto end;

    }



    testresult = 1;

 end:

    SSL_free(serverssl1);

    SSL_free(clientssl1);

    SSL_CTX_free(sctx);

    SSL_CTX_free(cctx);



    return testresult;

}



int main(int argc, char *argv[])

{

    BIO *err = NULL;

    int testresult = 1;



    if (argc != 3) {

        printf("Invalid argument count\n");

        return 1;

    }



    cert = argv[1];

    privkey = argv[2];



    err = BIO_new_fp(stderr, BIO_NOCLOSE | BIO_FP_TEXT);



    CRYPTO_set_mem_debug(1);

    CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);



    ADD_TEST(test_dtls_unprocessed);



    testresult = run_tests(argv[0]);



    bio_f_tls_dump_filter_free();

    bio_s_mempacket_test_free();



#ifndef OPENSSL_NO_CRYPTO_MDEBUG

    if (CRYPTO_mem_leaks(err) <= 0)

        testresult = 1;

#endif

    BIO_free(err);



    if (!testresult)

        printf("PASS\n");



    return testresult;

}

test/recipes/80-test_dtls.t

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+21 −0
Original line number Diff line number Diff line 
#! /usr/bin/env perl

# Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.

#

# 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



use OpenSSL::Test;

use OpenSSL::Test::Utils;

use OpenSSL::Test qw/:DEFAULT srctop_file/;



setup("test_dtls");



plan skip_all => "No DTLS protocols are supported by this OpenSSL build"

    if alldisabled(available_protocols("dtls"));



plan tests => 1;



ok(run(test(["dtlstest", srctop_file("apps", "server.pem"),

             srctop_file("apps", "server.pem")])), "running dtlstest");