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strongswan/src/charon/testing/policy_test.c

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/**
* @file policy_test.c
*
* @brief Tests for the policy_t class.
*
*/
/*
* Copyright (C) 2005 Jan Hutter, Martin Willi
* 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 "policy_test.h"
#include <daemon.h>
#include <config/policies/policy.h>
#include <config/traffic_selector.h>
#include <utils/logger.h>
#include <encoding/payloads/ts_payload.h>
/**
* Described in header.
*/
void test_policy(protected_tester_t *tester)
{
policy_t *policy;
// traffic_selector_t *ts;
// linked_list_t *ts_stored, *ts_supplied, *ts_selected, *ts_expected;
proposal_t *proposal1, *proposal2, *proposal3, *proposal_sel;
linked_list_t *proposals_list;
iterator_t *iterator;
logger_t *logger;
identification_t *alice, *bob;
logger = logger_manager->get_logger(logger_manager, TESTER);
logger->disable_level(logger, FULL);
alice = identification_create_from_string("152.96.193.131");
bob = identification_create_from_string("152.96.193.130");
policy = policy_create("test", alice, bob);
tester->assert_true(tester, (policy != NULL), "policy construction");
/*
* test proposal getting and selection
*
*/
/* esp only prop */
proposal1 = proposal_create(1);
proposal1->add_algorithm(proposal1, PROTO_ESP, ENCRYPTION_ALGORITHM, ENCR_AES_CBC, 16);
/* ah only prop */
proposal2 = proposal_create(2);
proposal2->add_algorithm(proposal2, PROTO_AH, INTEGRITY_ALGORITHM, AUTH_HMAC_SHA1_96, 20);
/* ah and esp prop */
proposal3 = proposal_create(3);
proposal3->add_algorithm(proposal3, PROTO_ESP, ENCRYPTION_ALGORITHM, ENCR_3DES, 16);
proposal3->add_algorithm(proposal3, PROTO_AH, INTEGRITY_ALGORITHM, AUTH_HMAC_MD5_96, 20);
policy->add_proposal(policy, proposal1);
policy->add_proposal(policy, proposal2);
policy->add_proposal(policy, proposal3);
proposals_list = policy->get_proposals(policy);
tester->assert_true(tester, (proposals_list->get_count(proposals_list) == 3), "proposal count");
proposals_list = linked_list_create();
proposal1 = proposal_create(1);
proposal1->add_algorithm(proposal1, PROTO_ESP, ENCRYPTION_ALGORITHM, ENCR_AES_CBC, 32);
proposal2 = proposal_create(2);
proposal2->add_algorithm(proposal2, PROTO_ESP, ENCRYPTION_ALGORITHM, ENCR_AES_CBC, 16);
proposal2->add_algorithm(proposal2, PROTO_ESP, ENCRYPTION_ALGORITHM, ENCR_3DES, 16);
proposal2->add_algorithm(proposal2, PROTO_ESP, ENCRYPTION_ALGORITHM, ENCR_BLOWFISH, 0);
proposal2->add_algorithm(proposal2, PROTO_AH, INTEGRITY_ALGORITHM, AUTH_HMAC_SHA1_96, 20);
proposal2->add_algorithm(proposal2, PROTO_AH, INTEGRITY_ALGORITHM, AUTH_HMAC_MD5_96, 20);
proposals_list->insert_last(proposals_list, proposal1);
proposals_list->insert_last(proposals_list, proposal2);
proposal_sel = policy->select_proposal(policy, proposals_list);
tester->assert_false(tester, proposal_sel == NULL, "proposal select");
/* check ESP encryption algo */
iterator = proposal_sel->create_algorithm_iterator(proposal_sel, PROTO_ESP, ENCRYPTION_ALGORITHM);
tester->assert_false(tester, iterator == NULL, "algorithm select ESP");
while (iterator->has_next(iterator))
{
algorithm_t *algo;
iterator->current(iterator, (void**)&algo);
tester->assert_true(tester, algo->algorithm == ENCR_3DES, "ESP encryption algo");
tester->assert_true(tester, algo->key_size == 16, "ESP encryption keysize");
}
iterator->destroy(iterator);
iterator = proposal_sel->create_algorithm_iterator(proposal_sel, PROTO_AH, INTEGRITY_ALGORITHM);
/* check AH integrity algo */
tester->assert_false(tester, iterator == NULL, "algorithm select AH");
while (iterator->has_next(iterator))
{
algorithm_t *algo;
iterator->current(iterator, (void**)&algo);
tester->assert_true(tester, algo->algorithm == AUTH_HMAC_MD5_96, "ESP encryption algo");
tester->assert_true(tester, algo->key_size == 20, "ESP encryption keysize");
}
iterator->destroy(iterator);
proposal_sel->destroy(proposal_sel);
/* cleanup */
proposal1->destroy(proposal1);
proposal1->destroy(proposal2);
proposals_list->destroy(proposals_list);
// /*
// * test traffic selection getting and matching
// *
// */
//
// ts_stored = linked_list_create();
//
// /* allow any tcp */
// ts = traffic_selector_create_from_string(6, TS_IPV4_ADDR_RANGE, "0.0.0.0", 0, "255.255.255.255", 65535);
// ts_stored->insert_last(ts_stored, (void*)ts);
// /* allow udp on port 123 to ".122" */
// ts = traffic_selector_create_from_string(7, TS_IPV4_ADDR_RANGE, "152.96.193.122", 123, "152.96.193.122", 123);
// ts_stored->insert_last(ts_stored, (void*)ts);
// /* allow udp on ports > 2000 in subnet ... */
// ts = traffic_selector_create_from_string(7, TS_IPV4_ADDR_RANGE, "152.96.193.0", 2000, "152.96.193.255", 65535);
// ts_stored->insert_last(ts_stored, (void*)ts);
//
//
//
// /* define request and result */
//
// /* udp on subnet:123, should be reduced to ".122" */
// ts = traffic_selector_create_from_string(7, TS_IPV4_ADDR_RANGE, "152.96.193.0", 123, "152.96.193.255", 123);
// ts_supplied->insert_last(ts_supplied, (void*)ts);
// ts_reference[0] = traffic_selector_create_from_string(7, TS_IPV4_ADDR_RANGE, "152.96.193.122", 123, "152.96.193.122", 123);
//
// /* should be granted. */
// ts_request[1] = traffic_selector_create_from_string(7, TS_IPV4_ADDR_RANGE, "152.96.193.0", 2000, "152.96.193.255", 2000);
// ts_reference[1] = traffic_selector_create_from_string(7, TS_IPV4_ADDR_RANGE, "152.96.193.0", 2000, "152.96.193.255", 2000);
//
// /* should be reduced to port 2000 - 3000. and range ".193.*" */
// ts_request[2] = traffic_selector_create_from_string(7, TS_IPV4_ADDR_RANGE, "152.96.191.0", 1000, "152.96.194.255", 3000);
// ts_reference[2] = traffic_selector_create_from_string(7, TS_IPV4_ADDR_RANGE, "152.96.193.0", 2000, "152.96.193.255", 3000);
//
// /* icmp request, should be discarded */
// ts_request[3] = traffic_selector_create_from_string(1, TS_IPV4_ADDR_RANGE, "0.0.0.0", 0, "255.255.255.255", 65535);
//
// policy->add_my_traffic_selector(policy, ts_policy[0]);
// policy->add_my_traffic_selector(policy, ts_policy[1]);
// policy->add_my_traffic_selector(policy, ts_policy[2]);
//
// count = policy->get_my_traffic_selectors(policy, &ts_result);
// tester->assert_true(tester, (count == 3), "ts get count");
// ts_result[0]->destroy(ts_result[0]);
// ts_result[0]->destroy(ts_result[1]);
// ts_result[0]->destroy(ts_result[2]);
// free(ts_result);
//
// count = policy->select_my_traffic_selectors(policy, &ts_request[0], 4, &ts_result);
// tester->assert_true(tester, (count == 3), "ts select count");
//
//
// /* store and restore into ts payload, tricky tricky */
// ts_payload = ts_payload_create_from_traffic_selectors(TRUE, ts_result, count);
//
// /* destroy */
// ts_result[0]->destroy(ts_result[0]);
// ts_result[0]->destroy(ts_result[1]);
// ts_result[0]->destroy(ts_result[2]);
// free(ts_result);
//
// /* get them again out of the payload */
// count = ts_payload->get_traffic_selectors(ts_payload, &ts_result);
// ts_payload->destroy(ts_payload);
//
//
//
// int i;
// for (i = 0; i<count; i++)
// {
// chunk_t fa_res = ts_result[i]->get_from_address(ts_result[i]);
// chunk_t fa_ref = ts_reference[i]->get_from_address(ts_reference[i]);
// chunk_t ta_res = ts_result[i]->get_to_address(ts_result[i]);
// chunk_t ta_ref = ts_reference[i]->get_to_address(ts_reference[i]);
// u_int16_t fp_res = ts_result[i]->get_from_port(ts_result[i]);
// u_int16_t fp_ref = ts_reference[i]->get_from_port(ts_reference[i]);
// u_int16_t tp_res = ts_result[i]->get_to_port(ts_result[i]);
// u_int16_t tp_ref = ts_reference[i]->get_to_port(ts_reference[i]);
//
//
// logger->log_chunk(logger, RAW, "from address result", fa_res);
// logger->log_chunk(logger, RAW, "from address reference", fa_ref);
// logger->log_chunk(logger, RAW, "to address result", ta_res);
// logger->log_chunk(logger, RAW, "to address reference", ta_ref);
// tester->assert_true(tester, fa_res.len == fa_ref.len, "from address len");
// tester->assert_false(tester, memcmp(fa_res.ptr, fa_ref.ptr,fa_res.len), "from address value");
// tester->assert_true(tester, ta_res.len == ta_ref.len, "to address len");
// tester->assert_false(tester, memcmp(ta_res.ptr, ta_ref.ptr,ta_res.len), "to address value");
//
// tester->assert_true(tester, fp_res == fp_ref, "from port");
// tester->assert_true(tester, tp_res == tp_ref, "to port");
//
// free(fa_res.ptr);
// free(fa_ref.ptr);
// free(ta_res.ptr);
// free(ta_ref.ptr);
// }
//
//
// /* destroy */
// ts_result[0]->destroy(ts_result[0]);
// ts_result[0]->destroy(ts_result[1]);
// ts_result[0]->destroy(ts_result[2]);
// free(ts_result);
//
// ts_policy[0]->destroy(ts_policy[0]);
// ts_policy[1]->destroy(ts_policy[1]);
// ts_policy[2]->destroy(ts_policy[2]);
// ts_request[0]->destroy(ts_request[0]);
// ts_reference[0]->destroy(ts_reference[0]);
// ts_request[1]->destroy(ts_request[1]);
// ts_reference[1]->destroy(ts_reference[1]);
// ts_request[2]->destroy(ts_request[2]);
// ts_reference[2]->destroy(ts_reference[2]);
// ts_request[3]->destroy(ts_request[3]);
policy->destroy(policy);
}
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