[thirdparty/systemd.git] / src / network / test-network.c

/***
  This file is part of systemd.

  Copyright 2013 Tom Gundersen <teg@jklm.no>

  systemd is free software; you can redistribute it and/or modify it
  under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation; either version 2.1 of the License, or
  (at your option) any later version.

  systemd 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
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public License
  along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/

#include "alloc-util.h"
#include "dhcp-lease-internal.h"
#include "network-internal.h"
#include "networkd-manager.h"

static void test_deserialize_in_addr(void) {
        _cleanup_free_ struct in_addr *addresses = NULL;
        _cleanup_free_ struct in6_addr *addresses6 = NULL;
        struct in_addr  a, b, c;
        struct in6_addr d, e, f;
        int size;
        const char *addresses_string = "192.168.0.1 0:0:0:0:0:FFFF:204.152.189.116 192.168.0.2 ::1 192.168.0.3 1:0:0:0:0:0:0:8";

        assert_se(inet_pton(AF_INET, "0:0:0:0:0:FFFF:204.152.189.116", &a) == 0);
        assert_se(inet_pton(AF_INET6, "192.168.0.1", &d) == 0);

        assert_se(inet_pton(AF_INET, "192.168.0.1", &a) == 1);
        assert_se(inet_pton(AF_INET, "192.168.0.2", &b) == 1);
        assert_se(inet_pton(AF_INET, "192.168.0.3", &c) == 1);
        assert_se(inet_pton(AF_INET6, "0:0:0:0:0:FFFF:204.152.189.116", &d) == 1);
        assert_se(inet_pton(AF_INET6, "::1", &e) == 1);
        assert_se(inet_pton(AF_INET6, "1:0:0:0:0:0:0:8", &f) == 1);

        assert_se((size = deserialize_in_addrs(&addresses, addresses_string)) >= 0);
        assert_se(size == 3);
        assert_se(!memcmp(&a, &addresses[0], sizeof(struct in_addr)));
        assert_se(!memcmp(&b, &addresses[1], sizeof(struct in_addr)));
        assert_se(!memcmp(&c, &addresses[2], sizeof(struct in_addr)));

        assert_se((size = deserialize_in6_addrs(&addresses6, addresses_string)) >= 0);
        assert_se(size == 3);
        assert_se(!memcmp(&d, &addresses6[0], sizeof(struct in6_addr)));
        assert_se(!memcmp(&e, &addresses6[1], sizeof(struct in6_addr)));
        assert_se(!memcmp(&f, &addresses6[2], sizeof(struct in6_addr)));
}

static void test_deserialize_dhcp_routes(void) {
        size_t size, allocated;

        {
                _cleanup_free_ struct sd_dhcp_route *routes = NULL;
                assert_se(deserialize_dhcp_routes(&routes, &size, &allocated, "") >= 0);
                assert_se(size == 0);
        }

        {
                /* no errors */
                _cleanup_free_ struct sd_dhcp_route *routes = NULL;
                const char *routes_string = "192.168.0.0/16,192.168.0.1 10.1.2.0/24,10.1.2.1 0.0.0.0/0,10.0.1.1";

                assert_se(deserialize_dhcp_routes(&routes, &size, &allocated, routes_string) >= 0);

                assert_se(size == 3);
                assert_se(routes[0].dst_addr.s_addr == inet_addr("192.168.0.0"));
                assert_se(routes[0].gw_addr.s_addr == inet_addr("192.168.0.1"));
                assert_se(routes[0].dst_prefixlen == 16);

                assert_se(routes[1].dst_addr.s_addr == inet_addr("10.1.2.0"));
                assert_se(routes[1].gw_addr.s_addr == inet_addr("10.1.2.1"));
                assert_se(routes[1].dst_prefixlen == 24);

                assert_se(routes[2].dst_addr.s_addr == inet_addr("0.0.0.0"));
                assert_se(routes[2].gw_addr.s_addr == inet_addr("10.0.1.1"));
                assert_se(routes[2].dst_prefixlen == 0);
        }

        {
                /* error in second word */
                _cleanup_free_ struct sd_dhcp_route *routes = NULL;
                const char *routes_string = "192.168.0.0/16,192.168.0.1 10.1.2.0#24,10.1.2.1 0.0.0.0/0,10.0.1.1";

                assert_se(deserialize_dhcp_routes(&routes, &size, &allocated, routes_string) >= 0);

                assert_se(size == 2);
                assert_se(routes[0].dst_addr.s_addr == inet_addr("192.168.0.0"));
                assert_se(routes[0].gw_addr.s_addr == inet_addr("192.168.0.1"));
                assert_se(routes[0].dst_prefixlen == 16);

                assert_se(routes[1].dst_addr.s_addr == inet_addr("0.0.0.0"));
                assert_se(routes[1].gw_addr.s_addr == inet_addr("10.0.1.1"));
                assert_se(routes[1].dst_prefixlen == 0);
        }

        {
                /* error in every word */
                _cleanup_free_ struct sd_dhcp_route *routes = NULL;
                const char *routes_string = "192.168.0.0/55,192.168.0.1 10.1.2.0#24,10.1.2.1 0.0.0.0/0,10.0.1.X";

                assert_se(deserialize_dhcp_routes(&routes, &size, &allocated, routes_string) >= 0);
                assert_se(size == 0);
        }
}

static int test_load_config(Manager *manager) {
        int r;
/*  TODO: should_reload, is false if the config dirs do not exist, so
 *        so we can't do this test here, move it to a test for paths_check_timestamps
 *        directly
 *
 *        assert_se(network_should_reload(manager) == true);
*/

        r = manager_load_config(manager);
        if (r == -EPERM)
                return r;
        assert_se(r >= 0);

        assert_se(manager_should_reload(manager) == false);

        return 0;
}

static void test_network_get(Manager *manager, struct udev_device *loopback) {
        Network *network;
        const struct ether_addr mac = {};

        /* let's assume that the test machine does not have a .network file
           that applies to the loopback device... */
        assert_se(network_get(manager, loopback, "lo", &mac, &network) == -ENOENT);
        assert_se(!network);
}

static void test_address_equality(void) {
        _cleanup_address_free_ Address *a1 = NULL, *a2 = NULL;

        assert_se(address_new(&a1) >= 0);
        assert_se(address_new(&a2) >= 0);

        assert_se(address_equal(NULL, NULL));
        assert_se(!address_equal(a1, NULL));
        assert_se(!address_equal(NULL, a2));
        assert_se(address_equal(a1, a2));

        a1->family = AF_INET;
        assert_se(!address_equal(a1, a2));

        a2->family = AF_INET;
        assert_se(address_equal(a1, a2));

        assert_se(inet_pton(AF_INET, "192.168.3.9", &a1->in_addr.in));
        assert_se(!address_equal(a1, a2));
        assert_se(inet_pton(AF_INET, "192.168.3.9", &a2->in_addr.in));
        assert_se(address_equal(a1, a2));
        assert_se(inet_pton(AF_INET, "192.168.3.10", &a1->in_addr_peer.in));
        assert_se(address_equal(a1, a2));
        assert_se(inet_pton(AF_INET, "192.168.3.11", &a2->in_addr_peer.in));
        assert_se(address_equal(a1, a2));
        a1->prefixlen = 10;
        assert_se(!address_equal(a1, a2));
        a2->prefixlen = 10;
        assert_se(address_equal(a1, a2));

        a1->family = AF_INET6;
        assert_se(!address_equal(a1, a2));

        a2->family = AF_INET6;
        assert_se(inet_pton(AF_INET6, "2001:4ca0:4f01::2", &a1->in_addr.in6));
        assert_se(inet_pton(AF_INET6, "2001:4ca0:4f01::2", &a2->in_addr.in6));
        assert_se(address_equal(a1, a2));

        a2->prefixlen = 8;
        assert_se(address_equal(a1, a2));

        assert_se(inet_pton(AF_INET6, "2001:4ca0:4f01::1", &a2->in_addr.in6));
        assert_se(!address_equal(a1, a2));
}

int main(void) {
        _cleanup_manager_free_ Manager *manager = NULL;
        sd_event *event;
        struct udev *udev;
        struct udev_device *loopback;
        int r;

        test_deserialize_in_addr();
        test_deserialize_dhcp_routes();
        test_address_equality();

        r = sd_event_default(&event);
        assert_se(r >= 0);

        assert_se(manager_new(&manager, event) >= 0);

        r = test_load_config(manager);
        if (r == -EPERM) {
                sd_event_unref(event);
                return EXIT_TEST_SKIP;
        }

        udev = udev_new();
        assert_se(udev);

        loopback = udev_device_new_from_syspath(udev, "/sys/class/net/lo");
        assert_se(loopback);
        assert_se(udev_device_get_ifindex(loopback) == 1);

        test_network_get(manager, loopback);

        assert_se(manager_rtnl_enumerate_links(manager) >= 0);

        udev_device_unref(loopback);
        udev_unref(udev);
        sd_event_unref(event);
}
Commit	Line	Data
f579559b TG	1	/***
	2	This file is part of systemd.
	3
	4	Copyright 2013 Tom Gundersen <teg@jklm.no>
	5
	6	systemd is free software; you can redistribute it and/or modify it
	7	under the terms of the GNU Lesser General Public License as published by
	8	the Free Software Foundation; either version 2.1 of the License, or
	9	(at your option) any later version.
	10
	11	systemd is distributed in the hope that it will be useful, but
	12	WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	14	Lesser General Public License for more details.
	15
	16	You should have received a copy of the GNU Lesser General Public License
	17	along with systemd; If not, see <http://www.gnu.org/licenses/>.
	18	***/
	19
b5efdb8a	20	#include "alloc-util.h"
e1ea665e	21	#include "dhcp-lease-internal.h"
cf0fbc49	22	#include "network-internal.h"
23f53b99	23	#include "networkd-manager.h"
09bee74d TG	24
	25	static void test_deserialize_in_addr(void) {
	26	_cleanup_free_ struct in_addr *addresses = NULL;
	27	_cleanup_free_ struct in6_addr *addresses6 = NULL;
	28	struct in_addr a, b, c;
	29	struct in6_addr d, e, f;
a2ba62c7	30	int size;
09bee74d TG	31	const char *addresses_string = "192.168.0.1 0:0:0:0:0:FFFF:204.152.189.116 192.168.0.2 ::1 192.168.0.3 1:0:0:0:0:0:0:8";
	32
	33	assert_se(inet_pton(AF_INET, "0:0:0:0:0:FFFF:204.152.189.116", &a) == 0);
	34	assert_se(inet_pton(AF_INET6, "192.168.0.1", &d) == 0);
	35
	36	assert_se(inet_pton(AF_INET, "192.168.0.1", &a) == 1);
	37	assert_se(inet_pton(AF_INET, "192.168.0.2", &b) == 1);
	38	assert_se(inet_pton(AF_INET, "192.168.0.3", &c) == 1);
	39	assert_se(inet_pton(AF_INET6, "0:0:0:0:0:FFFF:204.152.189.116", &d) == 1);
	40	assert_se(inet_pton(AF_INET6, "::1", &e) == 1);
	41	assert_se(inet_pton(AF_INET6, "1:0:0:0:0:0:0:8", &f) == 1);
	42
a2ba62c7	43	assert_se((size = deserialize_in_addrs(&addresses, addresses_string)) >= 0);
09bee74d TG	44	assert_se(size == 3);
	45	assert_se(!memcmp(&a, &addresses[0], sizeof(struct in_addr)));
	46	assert_se(!memcmp(&b, &addresses[1], sizeof(struct in_addr)));
	47	assert_se(!memcmp(&c, &addresses[2], sizeof(struct in_addr)));
	48
a2ba62c7	49	assert_se((size = deserialize_in6_addrs(&addresses6, addresses_string)) >= 0);
09bee74d TG	50	assert_se(size == 3);
	51	assert_se(!memcmp(&d, &addresses6[0], sizeof(struct in6_addr)));
	52	assert_se(!memcmp(&e, &addresses6[1], sizeof(struct in6_addr)));
	53	assert_se(!memcmp(&f, &addresses6[2], sizeof(struct in6_addr)));
	54	}
f579559b	55
e1ea665e EY	56	static void test_deserialize_dhcp_routes(void) {
	57	size_t size, allocated;
	58
	59	{
	60	_cleanup_free_ struct sd_dhcp_route *routes = NULL;
	61	assert_se(deserialize_dhcp_routes(&routes, &size, &allocated, "") >= 0);
	62	assert_se(size == 0);
	63	}
	64
	65	{
	66	/* no errors */
	67	_cleanup_free_ struct sd_dhcp_route *routes = NULL;
	68	const char *routes_string = "192.168.0.0/16,192.168.0.1 10.1.2.0/24,10.1.2.1 0.0.0.0/0,10.0.1.1";
	69
	70	assert_se(deserialize_dhcp_routes(&routes, &size, &allocated, routes_string) >= 0);
	71
	72	assert_se(size == 3);
	73	assert_se(routes[0].dst_addr.s_addr == inet_addr("192.168.0.0"));
	74	assert_se(routes[0].gw_addr.s_addr == inet_addr("192.168.0.1"));
	75	assert_se(routes[0].dst_prefixlen == 16);
	76
	77	assert_se(routes[1].dst_addr.s_addr == inet_addr("10.1.2.0"));
	78	assert_se(routes[1].gw_addr.s_addr == inet_addr("10.1.2.1"));
	79	assert_se(routes[1].dst_prefixlen == 24);
	80
	81	assert_se(routes[2].dst_addr.s_addr == inet_addr("0.0.0.0"));
	82	assert_se(routes[2].gw_addr.s_addr == inet_addr("10.0.1.1"));
	83	assert_se(routes[2].dst_prefixlen == 0);
	84	}
	85
	86	{
	87	/* error in second word */
	88	_cleanup_free_ struct sd_dhcp_route *routes = NULL;
	89	const char *routes_string = "192.168.0.0/16,192.168.0.1 10.1.2.0#24,10.1.2.1 0.0.0.0/0,10.0.1.1";
	90
	91	assert_se(deserialize_dhcp_routes(&routes, &size, &allocated, routes_string) >= 0);
	92
	93	assert_se(size == 2);
	94	assert_se(routes[0].dst_addr.s_addr == inet_addr("192.168.0.0"));
	95	assert_se(routes[0].gw_addr.s_addr == inet_addr("192.168.0.1"));
	96	assert_se(routes[0].dst_prefixlen == 16);
	97
5bb14c86 TG	98	assert_se(routes[1].dst_addr.s_addr == inet_addr("0.0.0.0"));
	99	assert_se(routes[1].gw_addr.s_addr == inet_addr("10.0.1.1"));
	100	assert_se(routes[1].dst_prefixlen == 0);
e1ea665e EY	101	}
	102
	103	{
	104	/* error in every word */
	105	_cleanup_free_ struct sd_dhcp_route *routes = NULL;
	106	const char *routes_string = "192.168.0.0/55,192.168.0.1 10.1.2.0#24,10.1.2.1 0.0.0.0/0,10.0.1.X";
	107
	108	assert_se(deserialize_dhcp_routes(&routes, &size, &allocated, routes_string) >= 0);
	109	assert_se(size == 0);
	110	}
	111	}
	112
5347925a TG	113	static int test_load_config(Manager *manager) {
5347925a TG	114	int r;
7c99d940 TG	115	/* TODO: should_reload, is false if the config dirs do not exist, so
	116	* so we can't do this test here, move it to a test for paths_check_timestamps
	117	* directly
	118	*
12e0f830	119	* assert_se(network_should_reload(manager) == true);
7c99d940	120	*/
5347925a TG	121
	122	r = manager_load_config(manager);
	123	if (r == -EPERM)
	124	return r;
	125	assert_se(r >= 0);
	126
12e0f830	127	assert_se(manager_should_reload(manager) == false);
5347925a TG	128
5347925a TG	129	return 0;
f579559b TG	130	}
	131
	132	static void test_network_get(Manager manager, struct udev_device loopback) {
	133	Network *network;
505f8da7	134	const struct ether_addr mac = {};
f579559b TG	135
	136	/* let's assume that the test machine does not have a .network file
	137	that applies to the loopback device... */
505f8da7	138	assert_se(network_get(manager, loopback, "lo", &mac, &network) == -ENOENT);
12e0f830	139	assert_se(!network);
f579559b TG	140	}
f579559b TG	141
9505d3c6	142	static void test_address_equality(void) {
09bee74d	143	_cleanup_address_free_ Address a1 = NULL, a2 = NULL;
9505d3c6	144
f0213e37 TG	145	assert_se(address_new(&a1) >= 0);
f0213e37 TG	146	assert_se(address_new(&a2) >= 0);
9505d3c6 TG	147
	148	assert_se(address_equal(NULL, NULL));
	149	assert_se(!address_equal(a1, NULL));
	150	assert_se(!address_equal(NULL, a2));
	151	assert_se(address_equal(a1, a2));
	152
	153	a1->family = AF_INET;
	154	assert_se(!address_equal(a1, a2));
	155
	156	a2->family = AF_INET;
	157	assert_se(address_equal(a1, a2));
	158
	159	assert_se(inet_pton(AF_INET, "192.168.3.9", &a1->in_addr.in));
3ac8e543	160	assert_se(!address_equal(a1, a2));
9505d3c6 TG	161	assert_se(inet_pton(AF_INET, "192.168.3.9", &a2->in_addr.in));
9505d3c6 TG	162	assert_se(address_equal(a1, a2));
3ac8e543 TG	163	assert_se(inet_pton(AF_INET, "192.168.3.10", &a1->in_addr_peer.in));
	164	assert_se(address_equal(a1, a2));
	165	assert_se(inet_pton(AF_INET, "192.168.3.11", &a2->in_addr_peer.in));
	166	assert_se(address_equal(a1, a2));
9505d3c6 TG	167	a1->prefixlen = 10;
	168	assert_se(!address_equal(a1, a2));
	169	a2->prefixlen = 10;
	170	assert_se(address_equal(a1, a2));
	171
9505d3c6 TG	172	a1->family = AF_INET6;
	173	assert_se(!address_equal(a1, a2));
	174
	175	a2->family = AF_INET6;
	176	assert_se(inet_pton(AF_INET6, "2001:4ca0:4f01::2", &a1->in_addr.in6));
	177	assert_se(inet_pton(AF_INET6, "2001:4ca0:4f01::2", &a2->in_addr.in6));
	178	assert_se(address_equal(a1, a2));
	179
	180	a2->prefixlen = 8;
	181	assert_se(address_equal(a1, a2));
	182
	183	assert_se(inet_pton(AF_INET6, "2001:4ca0:4f01::1", &a2->in_addr.in6));
	184	assert_se(!address_equal(a1, a2));
	185	}
	186
f579559b TG	187	int main(void) {
f579559b TG	188	_cleanup_manager_free_ Manager *manager = NULL;
b76d99d9	189	sd_event *event;
f579559b TG	190	struct udev *udev;
f579559b TG	191	struct udev_device *loopback;
5347925a	192	int r;
f579559b	193
09bee74d	194	test_deserialize_in_addr();
e1ea665e	195	test_deserialize_dhcp_routes();
9505d3c6 TG	196	test_address_equality();
9505d3c6 TG	197
b76d99d9 TG	198	r = sd_event_default(&event);
	199	assert_se(r >= 0);
	200
	201	assert_se(manager_new(&manager, event) >= 0);
f579559b	202
5347925a	203	r = test_load_config(manager);
b76d99d9 TG	204	if (r == -EPERM) {
b76d99d9 TG	205	sd_event_unref(event);
5347925a	206	return EXIT_TEST_SKIP;
b76d99d9	207	}
f579559b TG	208
f579559b TG	209	udev = udev_new();
12e0f830	210	assert_se(udev);
f579559b TG	211
f579559b TG	212	loopback = udev_device_new_from_syspath(udev, "/sys/class/net/lo");
12e0f830 TG	213	assert_se(loopback);
12e0f830 TG	214	assert_se(udev_device_get_ifindex(loopback) == 1);
f579559b TG	215
	216	test_network_get(manager, loopback);
	217
505f8da7	218	assert_se(manager_rtnl_enumerate_links(manager) >= 0);
f579559b TG	219
	220	udev_device_unref(loopback);
	221	udev_unref(udev);
b76d99d9	222	sd_event_unref(event);
f579559b	223	}