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/*
* Copyright (C) 2016 Tobias Brunner
* HSR Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include "test_suite.h"
#include <daemon.h>
#include <tests/utils/exchange_test_helper.h>
#include <tests/utils/exchange_test_asserts.h>
#include <tests/utils/job_asserts.h>
#include <tests/utils/sa_asserts.h>
/**
* One of the peers tries to create a new CHILD_SA while the other concurrently
* started to rekey the IKE_SA. TEMPORARY_FAILURE should be returned on both
* sides and the peers should prepare to retry.
*/
START_TEST(test_collision_ike_rekey)
{
child_cfg_t *child_cfg;
child_cfg_create_t child = {
.mode = MODE_TUNNEL,
};
ike_sa_t *a, *b;
exchange_test_helper->establish_sa(exchange_test_helper,
&a, &b, NULL);
assert_hook_not_called(child_updown);
child_cfg = child_cfg_create("child", &child);
child_cfg->add_proposal(child_cfg, proposal_create_default(PROTO_ESP));
child_cfg->add_traffic_selector(child_cfg, TRUE,
traffic_selector_create_dynamic(0, 0, 65535));
child_cfg->add_traffic_selector(child_cfg, FALSE,
traffic_selector_create_dynamic(0, 0, 65535));
call_ikesa(a, initiate, child_cfg, 0, NULL, NULL);
assert_child_sa_count(a, 1);
assert_hook();
call_ikesa(b, rekey);
/* CREATE_CHILD_SA { SA, Ni, [KEi,] TSi, TSr } --> */
assert_hook_not_called(child_updown);
assert_single_notify(OUT, TEMPORARY_FAILURE);
exchange_test_helper->process_message(exchange_test_helper, b, NULL);
assert_child_sa_count(b, 1);
assert_hook();
/* <-- CREATE_CHILD_SA { SA, Ni, KEi } */
assert_single_notify(OUT, TEMPORARY_FAILURE);
exchange_test_helper->process_message(exchange_test_helper, a, NULL);
/* <-- CREATE_CHILD_SA { N(TEMP_FAIL) } */
assert_hook_not_called(child_updown);
assert_jobs_scheduled(1);
exchange_test_helper->process_message(exchange_test_helper, a, NULL);
assert_child_sa_count(a, 1);
assert_scheduler();
assert_hook();
/* CREATE_CHILD_SA { N(TEMP_FAIL) } --> */
assert_jobs_scheduled(1);
exchange_test_helper->process_message(exchange_test_helper, b, NULL);
assert_ike_sa_state(b, IKE_ESTABLISHED);
assert_scheduler();
/* make sure no message was sent after handling the TEMPORARY_FAILURE and
* that the task to retry creating the CHILD_SA is queued and not active
* and it can't be initiated immediately */
ck_assert(!exchange_test_helper->sender->dequeue(exchange_test_helper->sender));
assert_num_tasks(a, 0, TASK_QUEUE_ACTIVE);
assert_num_tasks(a, 1, TASK_QUEUE_QUEUED);
call_ikesa(a, initiate, NULL, 0, NULL, NULL);
assert_num_tasks(a, 0, TASK_QUEUE_ACTIVE);
assert_sa_idle(b);
call_ikesa(a, destroy);
call_ikesa(b, destroy);
}
END_TEST
Suite *child_create_suite_create()
{
Suite *s;
TCase *tc;
s = suite_create("child create");
tc = tcase_create("collisions ike rekey");
tcase_add_test(tc, test_collision_ike_rekey);
suite_add_tcase(s, tc);
return s;
}
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