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/*-
* SSLsplit - transparent SSL/TLS interception
* https://www.roe.ch/SSLsplit
*
* Copyright (c) 2009-2019, Daniel Roethlisberger <daniel@roe.ch>.
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS 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 COPYRIGHT HOLDER OR 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 "ssl.h"
#include "cachemgr.h"
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <time.h>
#include <check.h>
#if defined(LIBRESSL_VERSION_NUMBER) && LIBRESSL_VERSION_NUMBER < 0x20501000L
#define TMP_SESS_FILE "extra/pki/session-libressl-2.5.0.pem"
#else
#define TMP_SESS_FILE "extra/pki/session.pem"
#endif
static SSL_SESSION *
ssl_session_from_file(const char *filename)
{
SSL_SESSION *sess;
FILE *f;
f = fopen(filename, "r");
if (!f)
return NULL;
sess = PEM_read_SSL_SESSION(f, NULL, NULL, NULL);
fclose(f);
/* to avoid having to regenerate the session, just bump its time */
SSL_SESSION_set_time(sess, time(NULL) - 1);
return sess;
}
static void
cachemgr_setup(void)
{
if ((ssl_init() == -1) || (cachemgr_preinit() == -1))
exit(EXIT_FAILURE);
}
static void
cachemgr_teardown(void)
{
cachemgr_fini();
ssl_fini();
}
START_TEST(cache_ssess_01)
{
SSL_SESSION *s1, *s2;
const unsigned char* session_id;
unsigned int len;
s1 = ssl_session_from_file(TMP_SESS_FILE);
fail_unless(!!s1, "creating session failed");
fail_unless(ssl_session_is_valid(s1), "session invalid");
cachemgr_ssess_set(s1);
session_id = SSL_SESSION_get_id(s1, &len);
s2 = cachemgr_ssess_get(session_id, len);
fail_unless(!!s2, "cache returned no session");
fail_unless(s2 != s1, "cache returned same pointer");
SSL_SESSION_free(s1);
SSL_SESSION_free(s2);
}
END_TEST
START_TEST(cache_ssess_02)
{
SSL_SESSION *s1, *s2;
const unsigned char* session_id;
unsigned int len;
s1 = ssl_session_from_file(TMP_SESS_FILE);
fail_unless(!!s1, "creating session failed");
fail_unless(ssl_session_is_valid(s1), "session invalid");
session_id = SSL_SESSION_get_id(s1, &len);
s2 = cachemgr_ssess_get(session_id, len);
fail_unless(s2 == NULL, "session was already in empty cache");
SSL_SESSION_free(s1);
}
END_TEST
START_TEST(cache_ssess_03)
{
SSL_SESSION *s1, *s2;
const unsigned char* session_id;
unsigned int len;
s1 = ssl_session_from_file(TMP_SESS_FILE);
fail_unless(!!s1, "creating session failed");
fail_unless(ssl_session_is_valid(s1), "session invalid");
cachemgr_ssess_set(s1);
cachemgr_ssess_del(s1);
session_id = SSL_SESSION_get_id(s1, &len);
s2 = cachemgr_ssess_get(session_id, len);
fail_unless(s2 == NULL, "cache returned deleted session");
SSL_SESSION_free(s1);
}
END_TEST
#if (OPENSSL_VERSION_NUMBER < 0x10100000L) || defined(LIBRESSL_VERSION_NUMBER)
START_TEST(cache_ssess_04)
{
SSL_SESSION *s1, *s2;
const unsigned char* session_id;
unsigned int len;
s1 = ssl_session_from_file(TMP_SESS_FILE);
fail_unless(!!s1, "creating session failed");
fail_unless(ssl_session_is_valid(s1), "session invalid");
fail_unless(s1->references == 1, "refcount != 1");
cachemgr_ssess_set(s1);
fail_unless(s1->references == 1, "refcount != 1");
session_id = SSL_SESSION_get_id(s1, &len);
s2 = cachemgr_ssess_get(session_id, len);
fail_unless(s1->references == 1, "refcount != 1");
fail_unless(!!s2, "cache returned no session");
fail_unless(s2->references == 1, "refcount != 1");
cachemgr_ssess_set(s1);
fail_unless(s1->references == 1, "refcount != 1");
cachemgr_ssess_del(s1);
fail_unless(s1->references == 1, "refcount != 1");
cachemgr_ssess_set(s1);
fail_unless(s1->references == 1, "refcount != 1");
SSL_SESSION_free(s1);
SSL_SESSION_free(s2);
}
END_TEST
#endif
Suite *
cachessess_suite(void)
{
Suite *s;
TCase *tc;
s = suite_create("cachessess");
tc = tcase_create("cache_ssess");
tcase_add_checked_fixture(tc, cachemgr_setup, cachemgr_teardown);
tcase_add_test(tc, cache_ssess_01);
tcase_add_test(tc, cache_ssess_02);
tcase_add_test(tc, cache_ssess_03);
#if (OPENSSL_VERSION_NUMBER < 0x10100000L) || defined(LIBRESSL_VERSION_NUMBER)
tcase_add_test(tc, cache_ssess_04);
#endif
suite_add_tcase(s, tc);
return s;
}
/* vim: set noet ft=c: */
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