xref: /freebsd/tests/sys/net/routing/test_rtsock_l3.c (revision 7cc42f6d)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2019 Alexander V. Chernikov
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  * $FreeBSD$
28  */
29 
30 #include "rtsock_common.h"
31 #include "rtsock_config.h"
32 #include "sys/types.h"
33 #include <sys/time.h>
34 #include <sys/ioctl.h>
35 
36 #include "net/bpf.h"
37 
38 static void
39 jump_vnet(struct rtsock_test_config *c, const atf_tc_t *tc)
40 {
41 	char vnet_name[512];
42 
43 	snprintf(vnet_name, sizeof(vnet_name), "vt-%s", atf_tc_get_ident(tc));
44 	RLOG("jumping to %s", vnet_name);
45 
46 	vnet_switch(vnet_name, c->ifnames, c->num_interfaces);
47 
48 	/* Update ifindex cache */
49 	c->ifindex = if_nametoindex(c->ifname);
50 }
51 
52 static inline struct rtsock_test_config *
53 presetup_ipv6_iface(const atf_tc_t *tc)
54 {
55 	struct rtsock_test_config *c;
56 	int ret;
57 
58 	c = config_setup(tc, NULL);
59 
60 	jump_vnet(c, tc);
61 
62 	ret = iface_turn_up(c->ifname);
63 	ATF_REQUIRE_MSG(ret == 0, "Unable to turn up %s", c->ifname);
64 
65 	ret = iface_enable_ipv6(c->ifname);
66 	ATF_REQUIRE_MSG(ret == 0, "Unable to enable IPv6 on %s", c->ifname);
67 
68 	return (c);
69 }
70 
71 static inline struct rtsock_test_config *
72 presetup_ipv6(const atf_tc_t *tc)
73 {
74 	struct rtsock_test_config *c;
75 	int ret;
76 
77 	c = presetup_ipv6_iface(tc);
78 
79 	ret = iface_setup_addr(c->ifname, c->addr6_str, c->plen6);
80 
81 	c->rtsock_fd = rtsock_setup_socket();
82 
83 	return (c);
84 }
85 
86 static inline struct rtsock_test_config *
87 presetup_ipv4_iface(const atf_tc_t *tc)
88 {
89 	struct rtsock_test_config *c;
90 	int ret;
91 
92 	c = config_setup(tc, NULL);
93 
94 	jump_vnet(c, tc);
95 
96 	ret = iface_turn_up(c->ifname);
97 	ATF_REQUIRE_MSG(ret == 0, "Unable to turn up %s", c->ifname);
98 
99 	return (c);
100 }
101 
102 static inline struct rtsock_test_config *
103 presetup_ipv4(const atf_tc_t *tc)
104 {
105 	struct rtsock_test_config *c;
106 	int ret;
107 
108 	c = presetup_ipv4_iface(tc);
109 
110 	/* assumes ifconfig doing IFF_UP */
111 	ret = iface_setup_addr(c->ifname, c->addr4_str, c->plen4);
112 	ATF_REQUIRE_MSG(ret == 0, "ifconfig failed");
113 
114 	c->rtsock_fd = rtsock_setup_socket();
115 
116 	return (c);
117 }
118 
119 
120 static void
121 prepare_v4_network(struct rtsock_test_config *c, struct sockaddr_in *dst,
122   struct sockaddr_in *mask, struct sockaddr_in *gw)
123 {
124 	/* Create IPv4 subnetwork with smaller prefix */
125 	sa_fill_mask4(mask, c->plen4 + 1);
126 	*dst = c->net4;
127 	/* Calculate GW as last-net-address - 1 */
128 	*gw = c->net4;
129 	gw->sin_addr.s_addr = htonl((ntohl(c->net4.sin_addr.s_addr) | ~ntohl(c->mask4.sin_addr.s_addr)) - 1);
130 	sa_print((struct sockaddr *)dst, 0);
131 	sa_print((struct sockaddr *)mask, 0);
132 	sa_print((struct sockaddr *)gw, 0);
133 }
134 
135 static void
136 prepare_v6_network(struct rtsock_test_config *c, struct sockaddr_in6 *dst,
137   struct sockaddr_in6 *mask, struct sockaddr_in6 *gw)
138 {
139 	/* Create IPv6 subnetwork with smaller prefix */
140 	sa_fill_mask6(mask, c->plen6 + 1);
141 	*dst = c->net6;
142 	/* Calculate GW as last-net-address - 1 */
143 	*gw = c->net6;
144 #define _s6_addr32 __u6_addr.__u6_addr32
145 	gw->sin6_addr._s6_addr32[0] = htonl((ntohl(gw->sin6_addr._s6_addr32[0]) | ~ntohl(c->mask6.sin6_addr._s6_addr32[0])));
146 	gw->sin6_addr._s6_addr32[1] = htonl((ntohl(gw->sin6_addr._s6_addr32[1]) | ~ntohl(c->mask6.sin6_addr._s6_addr32[1])));
147 	gw->sin6_addr._s6_addr32[2] = htonl((ntohl(gw->sin6_addr._s6_addr32[2]) | ~ntohl(c->mask6.sin6_addr._s6_addr32[2])));
148 	gw->sin6_addr._s6_addr32[3] = htonl((ntohl(gw->sin6_addr._s6_addr32[3]) | ~ntohl(c->mask6.sin6_addr._s6_addr32[3])) - 1);
149 #undef _s6_addr32
150 	sa_print((struct sockaddr *)dst, 0);
151 	sa_print((struct sockaddr *)mask, 0);
152 	sa_print((struct sockaddr *)gw, 0);
153 }
154 
155 static void
156 prepare_route_message(struct rt_msghdr *rtm, int cmd, struct sockaddr *dst,
157   struct sockaddr *mask, struct sockaddr *gw)
158 {
159 
160 	rtsock_prepare_route_message(rtm, cmd, dst, mask, gw);
161 
162 	if (cmd == RTM_ADD || cmd == RTM_CHANGE)
163 		rtm->rtm_flags |= RTF_STATIC;
164 }
165 
166 static void
167 verify_route_message(struct rt_msghdr *rtm, int cmd, struct sockaddr *dst,
168   struct sockaddr *mask, struct sockaddr *gw)
169 {
170 	char msg[512];
171 	struct sockaddr *sa;
172 	int ret;
173 
174 	RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_type == cmd,
175 	    "expected %s message, got %d (%s)", rtsock_print_cmdtype(cmd),
176 	    rtm->rtm_type, rtsock_print_cmdtype(rtm->rtm_type));
177 	RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_errno == 0,
178 	    "got got errno %d as message reply", rtm->rtm_errno);
179 	RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->_rtm_spare1 == 0,
180 	    "expected rtm_spare==0, got %d", rtm->_rtm_spare1);
181 
182 	/* kernel MAY return more sockaddrs, including RTA_IFP / RTA_IFA, so verify the needed ones */
183 	if (dst != NULL) {
184 		sa = rtsock_find_rtm_sa(rtm, RTA_DST);
185 		RTSOCK_ATF_REQUIRE_MSG(rtm, sa != NULL, "DST is not set");
186 		ret = sa_equal_msg(sa, dst, msg, sizeof(msg));
187 		RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "DST sa diff: %s", msg);
188 	}
189 
190 	if (mask != NULL) {
191 		sa = rtsock_find_rtm_sa(rtm, RTA_NETMASK);
192 		RTSOCK_ATF_REQUIRE_MSG(rtm, sa != NULL, "NETMASK is not set");
193 		ret = sa_equal_msg(sa, mask, msg, sizeof(msg));
194 		ret = 1;
195 		RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "NETMASK sa diff: %s", msg);
196 	}
197 
198 	if (gw != NULL) {
199 		sa = rtsock_find_rtm_sa(rtm, RTA_GATEWAY);
200 		RTSOCK_ATF_REQUIRE_MSG(rtm, sa != NULL, "GATEWAY is not set");
201 		ret = sa_equal_msg(sa, gw, msg, sizeof(msg));
202 		RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "GATEWAY sa diff: %s", msg);
203 	}
204 }
205 
206 static void
207 verify_route_message_extra(struct rt_msghdr *rtm, int ifindex, int rtm_flags)
208 {
209 	RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_index == ifindex,
210 	    "expected ifindex %d, got %d", ifindex, rtm->rtm_index);
211 
212 	if (rtm->rtm_flags != rtm_flags) {
213 		char got_flags[64], expected_flags[64];
214 		rtsock_print_rtm_flags(got_flags, sizeof(got_flags),
215 		    rtm->rtm_flags);
216 		rtsock_print_rtm_flags(expected_flags, sizeof(expected_flags),
217 		    rtm_flags);
218 
219 		RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_flags == rtm_flags,
220 		    "expected flags: 0x%X %s, got 0x%X %s",
221 		    rtm_flags, expected_flags,
222 		    rtm->rtm_flags, got_flags);
223 	}
224 }
225 
226 static void
227 verify_link_gateway(struct rt_msghdr *rtm, int ifindex)
228 {
229 	struct sockaddr *sa;
230 	struct sockaddr_dl *sdl;
231 
232 	sa = rtsock_find_rtm_sa(rtm, RTA_GATEWAY);
233 	RTSOCK_ATF_REQUIRE_MSG(rtm, sa != NULL, "GATEWAY is not set");
234 	RTSOCK_ATF_REQUIRE_MSG(rtm, sa->sa_family == AF_LINK, "GW sa family is %d", sa->sa_family);
235 	sdl = (struct sockaddr_dl *)sa;
236 	RTSOCK_ATF_REQUIRE_MSG(rtm, sdl->sdl_index == ifindex, "GW ifindex is %d", sdl->sdl_index);
237 }
238 
239 /* TESTS */
240 
241 #define	DECLARE_TEST_VARS					\
242 	char buffer[2048];					\
243 	struct rtsock_test_config *c;				\
244 	struct rt_msghdr *rtm = (struct rt_msghdr *)buffer;	\
245 	struct sockaddr *sa;					\
246 	int ret;						\
247 								\
248 
249 #define	DESCRIBE_ROOT_TEST(_msg)	config_describe_root_test(tc, _msg)
250 #define	CLEANUP_AFTER_TEST	config_generic_cleanup(tc)
251 
252 #define	RTM_DECLARE_ROOT_TEST(_name, _descr)			\
253 ATF_TC_WITH_CLEANUP(_name);					\
254 ATF_TC_HEAD(_name, tc)						\
255 {								\
256 	DESCRIBE_ROOT_TEST(_descr);				\
257 }								\
258 ATF_TC_CLEANUP(_name, tc)					\
259 {								\
260 	CLEANUP_AFTER_TEST;					\
261 }
262 
263 ATF_TC_WITH_CLEANUP(rtm_get_v4_exact_success);
264 ATF_TC_HEAD(rtm_get_v4_exact_success, tc)
265 {
266 	DESCRIBE_ROOT_TEST("Tests RTM_GET with exact prefix lookup on an interface prefix");
267 }
268 
269 ATF_TC_BODY(rtm_get_v4_exact_success, tc)
270 {
271 	DECLARE_TEST_VARS;
272 
273 	c = presetup_ipv4(tc);
274 
275 	prepare_route_message(rtm, RTM_GET, (struct sockaddr *)&c->net4,
276 	    (struct sockaddr *)&c->mask4, NULL);
277 
278 	rtsock_send_rtm(c->rtsock_fd, rtm);
279 
280 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
281 
282 	/*
283 	 * RTM_GET: Report Metrics: len 240, pid: 45072, seq 42, errno 0, flags: <UP,DONE,PINNED>
284 	 * sockaddrs: 0x7 <DST,GATEWAY,NETMASK>
285 	 *  af=inet len=16 addr=192.0.2.0 hd={10, 02, 00{2}, C0, 00, 02, 00{9}}
286 	 *  af=link len=54 sdl_index=3 if_name=tap4242 hd={36, 12, 03, 00, 06, 00{49}}
287 	 *  af=inet len=16 addr=255.255.255.0 hd={10, 02, FF{5}, 00{9}}
288 	 */
289 
290 	verify_route_message(rtm, RTM_GET, (struct sockaddr *)&c->net4,
291 	    (struct sockaddr *)&c->mask4, NULL);
292 
293 	verify_route_message_extra(rtm, c->ifindex, RTF_UP | RTF_DONE | RTF_PINNED);
294 
295 	/* Explicitly verify gateway for the interface route */
296 	verify_link_gateway(rtm, c->ifindex);
297 	sa = rtsock_find_rtm_sa(rtm, RTA_GATEWAY);
298 	RTSOCK_ATF_REQUIRE_MSG(rtm, sa != NULL, "GATEWAY is not set");
299 	RTSOCK_ATF_REQUIRE_MSG(rtm, sa->sa_family == AF_LINK, "GW sa family is %d", sa->sa_family);
300 	struct sockaddr_dl *sdl = (struct sockaddr_dl *)sa;
301 	RTSOCK_ATF_REQUIRE_MSG(rtm, sdl->sdl_index == c->ifindex, "GW ifindex is %d", sdl->sdl_index);
302 }
303 
304 ATF_TC_CLEANUP(rtm_get_v4_exact_success, tc)
305 {
306 	CLEANUP_AFTER_TEST;
307 }
308 
309 ATF_TC_WITH_CLEANUP(rtm_get_v4_lpm_success);
310 ATF_TC_HEAD(rtm_get_v4_lpm_success, tc)
311 {
312 	DESCRIBE_ROOT_TEST("Tests RTM_GET with address lookup on an existing prefix");
313 }
314 
315 ATF_TC_BODY(rtm_get_v4_lpm_success, tc)
316 {
317 	DECLARE_TEST_VARS;
318 
319 	c = presetup_ipv4(tc);
320 
321 	prepare_route_message(rtm, RTM_GET, (struct sockaddr *)&c->net4, NULL, NULL);
322 
323 	rtsock_send_rtm(c->rtsock_fd, rtm);
324 
325 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
326 
327 	/*
328 	 * RTM_GET: Report Metrics: len 312, pid: 67074, seq 1, errno 0, flags:<UP,DONE,PINNED>
329 	 * locks:  inits:
330 	 * sockaddrs: <DST,GATEWAY,NETMASK,IFP,IFA>
331 	 * 10.0.0.0 link#1 255.255.255.0 vtnet0:52.54.0.42.f.ef 10.0.0.157
332 	 */
333 
334 	verify_route_message(rtm, RTM_GET, (struct sockaddr *)&c->net4,
335 	    (struct sockaddr *)&c->mask4, NULL);
336 
337 	verify_route_message_extra(rtm, c->ifindex, RTF_UP | RTF_DONE | RTF_PINNED);
338 }
339 
340 ATF_TC_CLEANUP(rtm_get_v4_lpm_success, tc)
341 {
342 	CLEANUP_AFTER_TEST;
343 }
344 
345 
346 ATF_TC_WITH_CLEANUP(rtm_get_v4_empty_dst_failure);
347 ATF_TC_HEAD(rtm_get_v4_empty_dst_failure, tc)
348 {
349 
350 	DESCRIBE_ROOT_TEST("Tests RTM_GET with empty DST addr");
351 }
352 
353 ATF_TC_BODY(rtm_get_v4_empty_dst_failure, tc)
354 {
355 	DECLARE_TEST_VARS;
356 	struct rtsock_config_options co;
357 
358 	bzero(&co, sizeof(co));
359 	co.num_interfaces = 0;
360 
361 	c = config_setup(tc,&co);
362 	c->rtsock_fd = rtsock_setup_socket();
363 
364 	rtsock_prepare_route_message(rtm, RTM_GET, NULL,
365 	    (struct sockaddr *)&c->mask4, NULL);
366 	rtsock_update_rtm_len(rtm);
367 
368 	ATF_CHECK_ERRNO(EINVAL, write(c->rtsock_fd, rtm, rtm->rtm_msglen));
369 }
370 
371 ATF_TC_CLEANUP(rtm_get_v4_empty_dst_failure, tc)
372 {
373 	CLEANUP_AFTER_TEST;
374 }
375 
376 ATF_TC_WITH_CLEANUP(rtm_get_v4_hostbits_failure);
377 ATF_TC_HEAD(rtm_get_v4_hostbits_failure, tc)
378 {
379 	DESCRIBE_ROOT_TEST("Tests RTM_GET with prefix with some hosts-bits set");
380 }
381 
382 ATF_TC_BODY(rtm_get_v4_hostbits_failure, tc)
383 {
384 	DECLARE_TEST_VARS;
385 
386 	c = presetup_ipv4(tc);
387 
388 	/* Q the same prefix */
389 	rtsock_prepare_route_message(rtm, RTM_GET, (struct sockaddr *)&c->addr4,
390 	    (struct sockaddr *)&c->mask4, NULL);
391 	rtsock_update_rtm_len(rtm);
392 
393 	ATF_CHECK_ERRNO(ESRCH, write(c->rtsock_fd, rtm, rtm->rtm_msglen));
394 }
395 
396 ATF_TC_CLEANUP(rtm_get_v4_hostbits_failure, tc)
397 {
398 	CLEANUP_AFTER_TEST;
399 }
400 
401 ATF_TC_WITH_CLEANUP(rtm_add_v4_gw_direct_success);
402 ATF_TC_HEAD(rtm_add_v4_gw_direct_success, tc)
403 {
404 	DESCRIBE_ROOT_TEST("Tests IPv4 route addition with directly-reachable GW specified by IP");
405 }
406 
407 ATF_TC_BODY(rtm_add_v4_gw_direct_success, tc)
408 {
409 	DECLARE_TEST_VARS;
410 
411 	c = presetup_ipv4(tc);
412 
413 	/* Create IPv4 subnetwork with smaller prefix */
414 	struct sockaddr_in mask4;
415 	struct sockaddr_in net4;
416 	struct sockaddr_in gw4;
417 	prepare_v4_network(c, &net4, &mask4, &gw4);
418 
419 	prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&net4,
420 	    (struct sockaddr *)&mask4, (struct sockaddr *)&gw4);
421 
422 	rtsock_send_rtm(c->rtsock_fd, rtm);
423 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
424 
425 	/*
426 	 * RTM_ADD: Add Route: len 200, pid: 46068, seq 42, errno 0, flags:<GATEWAY,DONE,STATIC>
427 	 * locks:  inits:
428 	 * sockaddrs: <DST,GATEWAY,NETMASK>
429 	 *  192.0.2.0 192.0.2.254 255.255.255.128
430 	 */
431 
432 	verify_route_message(rtm, RTM_ADD, (struct sockaddr *)&net4,
433 	    (struct sockaddr *)&mask4, (struct sockaddr *)&gw4);
434 	/* XXX: Currently kernel sets RTF_UP automatically but does NOT report it in the reply */
435 	verify_route_message_extra(rtm, c->ifindex, RTF_DONE | RTF_GATEWAY | RTF_STATIC);
436 }
437 
438 ATF_TC_CLEANUP(rtm_add_v4_gw_direct_success, tc)
439 {
440 	CLEANUP_AFTER_TEST;
441 }
442 
443 RTM_DECLARE_ROOT_TEST(rtm_add_v4_no_rtf_host_failure,
444     "Tests failure with netmask sa and RTF_HOST inconsistency");
445 
446 ATF_TC_BODY(rtm_add_v4_no_rtf_host_failure, tc)
447 {
448 	DECLARE_TEST_VARS;
449 
450 	c = presetup_ipv4(tc);
451 
452 	/* Create IPv4 subnetwork with smaller prefix */
453 	struct sockaddr_in mask4;
454 	struct sockaddr_in net4;
455 	struct sockaddr_in gw4;
456 	prepare_v4_network(c, &net4, &mask4, &gw4);
457 
458 	prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&net4,
459 	    NULL, (struct sockaddr *)&gw4);
460 	rtsock_update_rtm_len(rtm);
461 
462 	/* RTF_HOST is NOT specified, while netmask is empty */
463 
464 	ATF_CHECK_ERRNO(EINVAL, write(c->rtsock_fd, rtm, rtm->rtm_msglen));
465 }
466 
467 ATF_TC_WITH_CLEANUP(rtm_del_v4_prefix_nogw_success);
468 ATF_TC_HEAD(rtm_del_v4_prefix_nogw_success, tc)
469 {
470 	DESCRIBE_ROOT_TEST("Tests IPv4 route removal without specifying gateway");
471 }
472 
473 ATF_TC_BODY(rtm_del_v4_prefix_nogw_success, tc)
474 {
475 	DECLARE_TEST_VARS;
476 
477 	c = presetup_ipv4(tc);
478 
479 	/* Create IPv4 subnetwork with smaller prefix */
480 	struct sockaddr_in mask4;
481 	struct sockaddr_in net4;
482 	struct sockaddr_in gw4;
483 	prepare_v4_network(c, &net4, &mask4, &gw4);
484 
485 	prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&net4,
486 	    (struct sockaddr *)&mask4, (struct sockaddr *)&gw4);
487 
488 	rtsock_send_rtm(c->rtsock_fd, rtm);
489 
490 	/* Route has been added successfully, try to delete it */
491 	prepare_route_message(rtm, RTM_DELETE, (struct sockaddr *)&net4,
492 	    (struct sockaddr *)&mask4, NULL);
493 
494 	rtsock_send_rtm(c->rtsock_fd, rtm);
495 
496 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
497 
498 	/*
499 	 * RTM_DELETE: Delete Route: len 200, pid: 46417, seq 43, errno 0, flags: <GATEWAY,DONE,STATIC>
500 	 * sockaddrs: 0x7 <DST,GATEWAY,NETMASK>
501 	 *  af=inet len=16 addr=192.0.2.0 hd={10, 02, 00{2}, C0, 00, 02, 00{9}}
502 	 *  af=inet len=16 addr=192.0.2.254 hd={10, 02, 00{2}, C0, 00, 02, FE, 00{8}}
503 	 *  af=inet len=16 addr=255.255.255.128 hd={10, 02, FF{5}, 80, 00{8}}
504 	 */
505 	verify_route_message(rtm, RTM_DELETE, (struct sockaddr *)&net4,
506 	    (struct sockaddr *)&mask4, (struct sockaddr *)&gw4);
507 
508 	verify_route_message_extra(rtm, c->ifindex, RTF_DONE | RTF_GATEWAY | RTF_STATIC);
509 }
510 
511 ATF_TC_CLEANUP(rtm_del_v4_prefix_nogw_success, tc)
512 {
513 	CLEANUP_AFTER_TEST;
514 }
515 
516 RTM_DECLARE_ROOT_TEST(rtm_change_v4_gw_success,
517     "Tests IPv4 gateway change");
518 
519 ATF_TC_BODY(rtm_change_v4_gw_success, tc)
520 {
521 	DECLARE_TEST_VARS;
522 	struct rtsock_config_options co;
523 
524 	bzero(&co, sizeof(co));
525 	co.num_interfaces = 2;
526 
527 	c = config_setup(tc, &co);
528 	jump_vnet(c, tc);
529 
530 	ret = iface_turn_up(c->ifnames[0]);
531 	ATF_REQUIRE_MSG(ret == 0, "Unable to turn up %s", c->ifnames[0]);
532 	ret = iface_turn_up(c->ifnames[1]);
533 	ATF_REQUIRE_MSG(ret == 0, "Unable to turn up %s", c->ifnames[1]);
534 
535 	ret = iface_setup_addr(c->ifnames[0], c->addr4_str, c->plen4);
536 	ATF_REQUIRE_MSG(ret == 0, "ifconfig failed");
537 
538 	/* Use 198.51.100.0/24 "TEST-NET-2" for the second interface */
539 	ret = iface_setup_addr(c->ifnames[1], "198.51.100.1", 24);
540 	ATF_REQUIRE_MSG(ret == 0, "ifconfig failed");
541 
542 	c->rtsock_fd = rtsock_setup_socket();
543 
544 	/* Create IPv4 subnetwork with smaller prefix */
545 	struct sockaddr_in mask4;
546 	struct sockaddr_in net4;
547 	struct sockaddr_in gw4;
548 	prepare_v4_network(c, &net4, &mask4, &gw4);
549 
550 	prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&net4,
551 	    (struct sockaddr *)&mask4, (struct sockaddr *)&gw4);
552 
553 	rtsock_send_rtm(c->rtsock_fd, rtm);
554 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
555 
556 	verify_route_message(rtm, RTM_ADD, (struct sockaddr *)&net4,
557 	    (struct sockaddr *)&mask4, (struct sockaddr *)&gw4);
558 
559 	/* Change gateway to the one on desiding on the other interface */
560 	inet_pton(AF_INET, "198.51.100.2", &gw4.sin_addr.s_addr);
561 	prepare_route_message(rtm, RTM_CHANGE, (struct sockaddr *)&net4,
562 	    (struct sockaddr *)&mask4, (struct sockaddr *)&gw4);
563 	rtsock_send_rtm(c->rtsock_fd, rtm);
564 
565 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
566 
567 	verify_route_message(rtm, RTM_CHANGE, (struct sockaddr *)&net4,
568 	    (struct sockaddr *)&mask4, (struct sockaddr *)&gw4);
569 
570 	verify_route_message_extra(rtm, if_nametoindex(c->ifnames[1]),
571 	    RTF_DONE | RTF_GATEWAY | RTF_STATIC);
572 
573 	/* Verify the change has actually taken place */
574 	prepare_route_message(rtm, RTM_GET, (struct sockaddr *)&net4,
575 	    (struct sockaddr *)&mask4, NULL);
576 
577 	rtsock_send_rtm(c->rtsock_fd, rtm);
578 
579 	/*
580 	 * RTM_GET: len 200, pid: 3894, seq 44, errno 0, flags: <UP,GATEWAY,DONE,STATIC>
581 	 *  sockaddrs: 0x7 <DST,GATEWAY,NETMASK>
582  	 *  af=inet len=16 addr=192.0.2.0 hd={x10, x02, x00{2}, xC0, x00, x02, x00{9}}
583 	 *  af=inet len=16 addr=198.51.100.2 hd={x10, x02, x00{2}, xC6, x33, x64, x02, x00{8}}
584 	 *  af=inet len=16 addr=255.255.255.128 hd={x10, x02, xFF, xFF, xFF, xFF, xFF, x80, x00{8}}
585 	 */
586 
587 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
588 	verify_route_message_extra(rtm, if_nametoindex(c->ifnames[1]),
589 	    RTF_UP | RTF_DONE | RTF_GATEWAY | RTF_STATIC);
590 
591 }
592 
593 RTM_DECLARE_ROOT_TEST(rtm_change_v4_mtu_success,
594     "Tests IPv4 path  mtu change");
595 
596 ATF_TC_BODY(rtm_change_v4_mtu_success, tc)
597 {
598 	DECLARE_TEST_VARS;
599 
600 	unsigned long test_mtu = 1442;
601 
602 	c = presetup_ipv4(tc);
603 
604 	/* Create IPv4 subnetwork with smaller prefix */
605 	struct sockaddr_in mask4;
606 	struct sockaddr_in net4;
607 	struct sockaddr_in gw4;
608 	prepare_v4_network(c, &net4, &mask4, &gw4);
609 
610 	prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&net4,
611 	    (struct sockaddr *)&mask4, (struct sockaddr *)&gw4);
612 
613 	rtsock_send_rtm(c->rtsock_fd, rtm);
614 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
615 
616 	/* Change MTU */
617 	prepare_route_message(rtm, RTM_CHANGE, (struct sockaddr *)&net4,
618 	    (struct sockaddr *)&mask4, NULL);
619 	rtm->rtm_inits |= RTV_MTU;
620 	rtm->rtm_rmx.rmx_mtu = test_mtu;
621 
622 	rtsock_send_rtm(c->rtsock_fd, rtm);
623 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
624 
625 	verify_route_message(rtm, RTM_CHANGE, (struct sockaddr *)&net4,
626 	    (struct sockaddr *)&mask4, NULL);
627 
628 	RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_rmx.rmx_mtu == test_mtu,
629 	    "expected mtu: %lu, got %lu", test_mtu, rtm->rtm_rmx.rmx_mtu);
630 
631 	/* Verify the change has actually taken place */
632 	prepare_route_message(rtm, RTM_GET, (struct sockaddr *)&net4,
633 	    (struct sockaddr *)&mask4, NULL);
634 
635 	rtsock_send_rtm(c->rtsock_fd, rtm);
636 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
637 
638 	RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_rmx.rmx_mtu == test_mtu,
639 	    "expected mtu: %lu, got %lu", test_mtu, rtm->rtm_rmx.rmx_mtu);
640 }
641 
642 
643 ATF_TC_WITH_CLEANUP(rtm_add_v6_gu_gw_gu_direct_success);
644 ATF_TC_HEAD(rtm_add_v6_gu_gw_gu_direct_success, tc)
645 {
646 	DESCRIBE_ROOT_TEST("Tests IPv6 global unicast prefix addition with directly-reachable GU GW");
647 }
648 
649 ATF_TC_BODY(rtm_add_v6_gu_gw_gu_direct_success, tc)
650 {
651 	DECLARE_TEST_VARS;
652 
653 	c = presetup_ipv6(tc);
654 
655 	/* Create IPv6 subnetwork with smaller prefix */
656 	struct sockaddr_in6 mask6;
657 	struct sockaddr_in6 net6;
658 	struct sockaddr_in6 gw6;
659 	prepare_v6_network(c, &net6, &mask6, &gw6);
660 
661 	prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&net6,
662 	    (struct sockaddr *)&mask6, (struct sockaddr *)&gw6);
663 
664 	rtsock_send_rtm(c->rtsock_fd, rtm);
665 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
666 
667 	/*
668 	 * RTM_ADD: Add Route: len 200, pid: 46068, seq 42, errno 0, flags:<GATEWAY,DONE,STATIC>
669 	 * locks:  inits:
670 	 * sockaddrs: <DST,GATEWAY,NETMASK>
671 	 *  192.0.2.0 192.0.2.254 255.255.255.128
672 	 */
673 
674 	verify_route_message(rtm, RTM_ADD, (struct sockaddr *)&net6,
675 	    (struct sockaddr *)&mask6, (struct sockaddr *)&gw6);
676 
677 	/* XXX: Currently kernel sets RTF_UP automatically but does NOT report it in the reply */
678 	verify_route_message_extra(rtm, c->ifindex, RTF_DONE | RTF_GATEWAY | RTF_STATIC);
679 }
680 
681 ATF_TC_CLEANUP(rtm_add_v6_gu_gw_gu_direct_success, tc)
682 {
683 	CLEANUP_AFTER_TEST;
684 }
685 
686 ATF_TC_WITH_CLEANUP(rtm_del_v6_gu_prefix_nogw_success);
687 ATF_TC_HEAD(rtm_del_v6_gu_prefix_nogw_success, tc)
688 {
689 
690 	DESCRIBE_ROOT_TEST("Tests IPv6 global unicast prefix removal without specifying gateway");
691 }
692 
693 ATF_TC_BODY(rtm_del_v6_gu_prefix_nogw_success, tc)
694 {
695 	DECLARE_TEST_VARS;
696 
697 	c = presetup_ipv6(tc);
698 
699 	/* Create IPv6 subnetwork with smaller prefix */
700 	struct sockaddr_in6 mask6;
701 	struct sockaddr_in6 net6;
702 	struct sockaddr_in6 gw6;
703 	prepare_v6_network(c, &net6, &mask6, &gw6);
704 
705 	prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&net6,
706 	    (struct sockaddr *)&mask6, (struct sockaddr *)&gw6);
707 
708 	rtsock_send_rtm(c->rtsock_fd, rtm);
709 
710 	/* Route has been added successfully, try to delete it */
711 	prepare_route_message(rtm, RTM_DELETE, (struct sockaddr *)&net6,
712 	    (struct sockaddr *)&mask6, NULL);
713 
714 	rtsock_send_rtm(c->rtsock_fd, rtm);
715 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
716 
717 	/*
718 	 * RTM_DELETE: Delete Route: len 200, pid: 46417, seq 43, errno 0, flags: <GATEWAY,DONE,STATIC>
719 	 * sockaddrs: 0x7 <DST,GATEWAY,NETMASK>
720 	 *  af=inet len=16 addr=192.0.2.0 hd={10, 02, 00{2}, C0, 00, 02, 00{9}}
721 	 *  af=inet len=16 addr=192.0.2.254 hd={10, 02, 00{2}, C0, 00, 02, FE, 00{8}}
722 	 *  af=inet len=16 addr=255.255.255.128 hd={10, 02, FF{5}, 80, 00{8}}
723 	 */
724 
725 	verify_route_message(rtm, RTM_DELETE, (struct sockaddr *)&net6,
726 	    (struct sockaddr *)&mask6, (struct sockaddr *)&gw6);
727 	verify_route_message_extra(rtm, c->ifindex, RTF_DONE | RTF_GATEWAY | RTF_STATIC);
728 }
729 
730 ATF_TC_CLEANUP(rtm_del_v6_gu_prefix_nogw_success, tc)
731 {
732 	CLEANUP_AFTER_TEST;
733 }
734 
735 RTM_DECLARE_ROOT_TEST(rtm_change_v6_gw_success,
736     "Tests IPv6 gateway change");
737 
738 ATF_TC_BODY(rtm_change_v6_gw_success, tc)
739 {
740 	DECLARE_TEST_VARS;
741 	struct rtsock_config_options co;
742 
743 	bzero(&co, sizeof(co));
744 	co.num_interfaces = 2;
745 
746 	c = config_setup(tc, &co);
747 	jump_vnet(c, tc);
748 
749 	ret = iface_turn_up(c->ifnames[0]);
750 	ATF_REQUIRE_MSG(ret == 0, "Unable to turn up %s", c->ifnames[0]);
751 	ret = iface_turn_up(c->ifnames[1]);
752 	ATF_REQUIRE_MSG(ret == 0, "Unable to turn up %s", c->ifnames[1]);
753 
754 	ret = iface_enable_ipv6(c->ifnames[0]);
755 	ATF_REQUIRE_MSG(ret == 0, "Unable to enable IPv6 on %s", c->ifnames[0]);
756 	ret = iface_enable_ipv6(c->ifnames[1]);
757 	ATF_REQUIRE_MSG(ret == 0, "Unable to enable IPv6 on %s", c->ifnames[1]);
758 
759 	ret = iface_setup_addr(c->ifnames[0], c->addr6_str, c->plen6);
760 	ATF_REQUIRE_MSG(ret == 0, "ifconfig failed");
761 
762 	ret = iface_setup_addr(c->ifnames[1], "2001:DB8:4242::1", 64);
763 	ATF_REQUIRE_MSG(ret == 0, "ifconfig failed");
764 
765 	c->rtsock_fd = rtsock_setup_socket();
766 
767 	/* Create IPv6 subnetwork with smaller prefix */
768 	struct sockaddr_in6 mask6;
769 	struct sockaddr_in6 net6;
770 	struct sockaddr_in6 gw6;
771 	prepare_v6_network(c, &net6, &mask6, &gw6);
772 
773 	prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&net6,
774 	    (struct sockaddr *)&mask6, (struct sockaddr *)&gw6);
775 
776 	rtsock_send_rtm(c->rtsock_fd, rtm);
777 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
778 
779 	verify_route_message(rtm, RTM_ADD, (struct sockaddr *)&net6,
780 	    (struct sockaddr *)&mask6, (struct sockaddr *)&gw6);
781 
782 	/* Change gateway to the one on residing on the other interface */
783 	inet_pton(AF_INET6, "2001:DB8:4242::4242", &gw6.sin6_addr);
784 	prepare_route_message(rtm, RTM_CHANGE, (struct sockaddr *)&net6,
785 	    (struct sockaddr *)&mask6, (struct sockaddr *)&gw6);
786 	rtsock_send_rtm(c->rtsock_fd, rtm);
787 
788 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
789 
790 	verify_route_message(rtm, RTM_CHANGE, (struct sockaddr *)&net6,
791 	    (struct sockaddr *)&mask6, (struct sockaddr *)&gw6);
792 
793 	verify_route_message_extra(rtm, if_nametoindex(c->ifnames[1]),
794 	    RTF_DONE | RTF_GATEWAY | RTF_STATIC);
795 
796 	/* Verify the change has actually taken place */
797 	prepare_route_message(rtm, RTM_GET, (struct sockaddr *)&net6,
798 	    (struct sockaddr *)&mask6, NULL);
799 
800 	rtsock_send_rtm(c->rtsock_fd, rtm);
801 
802 	/*
803 	 * RTM_GET: len 248, pid: 2268, seq 44, errno 0, flags: <UP,GATEWAY,DONE,STATIC>
804 	 *  sockaddrs: 0x7 <DST,GATEWAY,NETMASK>
805 	 *  af=inet6 len=28 addr=2001:db8:: hd={x1C, x1C, x00{6}, x20, x01, x0D, xB8, x00{16}}
806 	 *  af=inet6 len=28 addr=2001:db8:4242::4242 hd={x1C, x1C, x00{6}, x20, x01, x0D, xB8, x42, x42, x00{8}, x42, x42, x00{4}}
807 	 *  af=inet6 len=28 addr=ffff:ffff:8000:: hd={x1C, x1C, xFF, xFF, xFF, xFF, xFF, xFF, xFF, xFF, xFF, xFF, x80, x00{15}}
808 	 */
809 
810 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
811 	verify_route_message_extra(rtm, if_nametoindex(c->ifnames[1]),
812 	    RTF_UP | RTF_DONE | RTF_GATEWAY | RTF_STATIC);
813 }
814 
815 RTM_DECLARE_ROOT_TEST(rtm_change_v6_mtu_success,
816     "Tests IPv6 path mtu change");
817 
818 ATF_TC_BODY(rtm_change_v6_mtu_success, tc)
819 {
820 	DECLARE_TEST_VARS;
821 
822 	unsigned long test_mtu = 1442;
823 
824 	c = presetup_ipv6(tc);
825 
826 	/* Create IPv6 subnetwork with smaller prefix */
827 	struct sockaddr_in6 mask6;
828 	struct sockaddr_in6 net6;
829 	struct sockaddr_in6 gw6;
830 	prepare_v6_network(c, &net6, &mask6, &gw6);
831 
832 	prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&net6,
833 	    (struct sockaddr *)&mask6, (struct sockaddr *)&gw6);
834 
835 	/* Send route add */
836 	rtsock_send_rtm(c->rtsock_fd, rtm);
837 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
838 
839 	/* Change MTU */
840 	prepare_route_message(rtm, RTM_CHANGE, (struct sockaddr *)&net6,
841 	    (struct sockaddr *)&mask6, NULL);
842 	rtm->rtm_inits |= RTV_MTU;
843 	rtm->rtm_rmx.rmx_mtu = test_mtu;
844 
845 	rtsock_send_rtm(c->rtsock_fd, rtm);
846 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
847 
848 	verify_route_message(rtm, RTM_CHANGE, (struct sockaddr *)&net6,
849 	    (struct sockaddr *)&mask6, NULL);
850 
851 	RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_rmx.rmx_mtu == test_mtu,
852 	    "expected mtu: %lu, got %lu", test_mtu, rtm->rtm_rmx.rmx_mtu);
853 
854 	/* Verify the change has actually taken place */
855 	prepare_route_message(rtm, RTM_GET, (struct sockaddr *)&net6,
856 	    (struct sockaddr *)&mask6, NULL);
857 
858 	rtsock_send_rtm(c->rtsock_fd, rtm);
859 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
860 
861 	RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_rmx.rmx_mtu == test_mtu,
862 	    "expected mtu: %lu, got %lu", test_mtu, rtm->rtm_rmx.rmx_mtu);
863 }
864 
865 ATF_TC_WITH_CLEANUP(rtm_add_v4_temporal1_success);
866 ATF_TC_HEAD(rtm_add_v4_temporal1_success, tc)
867 {
868 	DESCRIBE_ROOT_TEST("Tests IPv4 route expiration with expire time set");
869 }
870 
871 ATF_TC_BODY(rtm_add_v4_temporal1_success, tc)
872 {
873 	DECLARE_TEST_VARS;
874 
875 	c = presetup_ipv4(tc);
876 
877 	/* Create IPv4 subnetwork with smaller prefix */
878 	struct sockaddr_in mask4;
879 	struct sockaddr_in net4;
880 	struct sockaddr_in gw4;
881 	prepare_v4_network(c, &net4, &mask4, &gw4);
882 
883 	prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&net4,
884 	    (struct sockaddr *)&mask4, (struct sockaddr *)&gw4);
885 
886 	/* Set expire time to now */
887 	struct timeval tv;
888 	gettimeofday(&tv, NULL);
889 	rtm->rtm_rmx.rmx_expire = tv.tv_sec - 1;
890 	rtm->rtm_inits |= RTV_EXPIRE;
891 
892 	rtsock_send_rtm(c->rtsock_fd, rtm);
893 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
894 	ATF_REQUIRE_MSG(rtm != NULL, "unable to get rtsock reply for RTM_ADD");
895 	RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_inits & RTV_EXPIRE, "RTV_EXPIRE not set");
896 
897 	/* The next should be route deletion */
898 	rtm = rtsock_read_rtm(c->rtsock_fd, buffer, sizeof(buffer));
899 
900 	verify_route_message(rtm, RTM_DELETE, (struct sockaddr *)&net4,
901 	    (struct sockaddr *)&mask4, (struct sockaddr *)&gw4);
902 
903 	verify_route_message_extra(rtm, c->ifindex, RTF_GATEWAY | RTF_DONE | RTF_STATIC);
904 }
905 
906 ATF_TC_CLEANUP(rtm_add_v4_temporal1_success, tc)
907 {
908 	CLEANUP_AFTER_TEST;
909 }
910 
911 ATF_TC_WITH_CLEANUP(rtm_add_v6_temporal1_success);
912 ATF_TC_HEAD(rtm_add_v6_temporal1_success, tc)
913 {
914 	DESCRIBE_ROOT_TEST("Tests IPv6 global unicast prefix addition with directly-reachable GU GW");
915 }
916 
917 ATF_TC_BODY(rtm_add_v6_temporal1_success, tc)
918 {
919 	DECLARE_TEST_VARS;
920 
921 	c = presetup_ipv6(tc);
922 
923 	/* Create IPv6 subnetwork with smaller prefix */
924 	struct sockaddr_in6 mask6;
925 	struct sockaddr_in6 net6;
926 	struct sockaddr_in6 gw6;
927 	prepare_v6_network(c, &net6, &mask6, &gw6);
928 
929 	prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&net6,
930 	    (struct sockaddr *)&mask6, (struct sockaddr *)&gw6);
931 
932 	/* Set expire time to now */
933 	struct timeval tv;
934 	gettimeofday(&tv, NULL);
935 	rtm->rtm_rmx.rmx_expire = tv.tv_sec - 1;
936 	rtm->rtm_inits |= RTV_EXPIRE;
937 
938 	rtsock_send_rtm(c->rtsock_fd, rtm);
939 	rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
940 	ATF_REQUIRE_MSG(rtm != NULL, "unable to get rtsock reply for RTM_ADD");
941 	RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_inits & RTV_EXPIRE, "RTV_EXPIRE not set");
942 
943 	/* The next should be route deletion */
944 	rtm = rtsock_read_rtm(c->rtsock_fd, buffer, sizeof(buffer));
945 
946 	verify_route_message(rtm, RTM_DELETE, (struct sockaddr *)&net6,
947 	    (struct sockaddr *)&mask6, (struct sockaddr *)&gw6);
948 
949 
950 	/* XXX: Currently kernel sets RTF_UP automatically but does NOT report it in the reply */
951 	verify_route_message_extra(rtm, c->ifindex, RTF_GATEWAY | RTF_DONE | RTF_STATIC);
952 }
953 
954 ATF_TC_CLEANUP(rtm_add_v6_temporal1_success, tc)
955 {
956 	CLEANUP_AFTER_TEST;
957 }
958 
959 /* Interface address messages tests */
960 
961 RTM_DECLARE_ROOT_TEST(rtm_add_v6_gu_ifa_hostroute_success,
962     "Tests validness for /128 host route announce after ifaddr assignment");
963 
964 ATF_TC_BODY(rtm_add_v6_gu_ifa_hostroute_success, tc)
965 {
966 	DECLARE_TEST_VARS;
967 
968 	c = presetup_ipv6_iface(tc);
969 
970 	c->rtsock_fd = rtsock_setup_socket();
971 
972 	ret = iface_setup_addr(c->ifname, c->addr6_str, c->plen6);
973 
974 	/*
975 	 * There will be multiple.
976 	 * RTM_ADD without llinfo.
977 	 */
978 
979 	while (true) {
980 		rtm = rtsock_read_rtm(c->rtsock_fd, buffer, sizeof(buffer));
981 		if ((rtm->rtm_type == RTM_ADD) && ((rtm->rtm_flags & RTF_LLINFO) == 0))
982 			break;
983 	}
984 	/* This should be a message for the host route */
985 
986 	verify_route_message(rtm, RTM_ADD, (struct sockaddr *)&c->addr6, NULL, NULL);
987 	rtsock_validate_pid_kernel(rtm);
988 	/* No netmask should be set */
989 	RTSOCK_ATF_REQUIRE_MSG(rtm, rtsock_find_rtm_sa(rtm, RTA_NETMASK) == NULL, "netmask is set");
990 
991 	/* gateway should be link sdl with ifindex of an address interface */
992 	verify_link_gateway(rtm, c->ifindex);
993 
994 	int expected_rt_flags = RTF_UP | RTF_HOST | RTF_DONE | RTF_STATIC | RTF_PINNED;
995 	verify_route_message_extra(rtm, if_nametoindex("lo0"), expected_rt_flags);
996 }
997 
998 RTM_DECLARE_ROOT_TEST(rtm_add_v6_gu_ifa_prefixroute_success,
999     "Tests validness for the prefix route announce after ifaddr assignment");
1000 
1001 ATF_TC_BODY(rtm_add_v6_gu_ifa_prefixroute_success, tc)
1002 {
1003 	DECLARE_TEST_VARS;
1004 
1005 	c = presetup_ipv6_iface(tc);
1006 
1007 	c->rtsock_fd = rtsock_setup_socket();
1008 
1009 	ret = iface_setup_addr(c->ifname, c->addr6_str, c->plen6);
1010 
1011 	/*
1012 	 * Multiple RTM_ADD messages will be generated:
1013 	 * 1) lladdr mapping (RTF_LLDATA)
1014 	 * 2) host route (one w/o netmask)
1015 	 * 3) prefix route
1016 	 */
1017 
1018 	while (true) {
1019 		rtm = rtsock_read_rtm(c->rtsock_fd, buffer, sizeof(buffer));
1020 		/* Find RTM_ADD with netmask - this should skip both host route and LLADDR */
1021 		if ((rtm->rtm_type == RTM_ADD) && (rtsock_find_rtm_sa(rtm, RTA_NETMASK)))
1022 			break;
1023 	}
1024 
1025 	/* This should be a message for the prefix route */
1026 	verify_route_message(rtm, RTM_ADD, (struct sockaddr *)&c->net6,
1027 	    (struct sockaddr *)&c->mask6, NULL);
1028 
1029 	/* gateway should be link sdl with ifindex of an address interface */
1030 	verify_link_gateway(rtm, c->ifindex);
1031 
1032 	/* TODO: PINNED? */
1033 	int expected_rt_flags = RTF_UP | RTF_DONE;
1034 	verify_route_message_extra(rtm, c->ifindex, expected_rt_flags);
1035 }
1036 
1037 RTM_DECLARE_ROOT_TEST(rtm_add_v6_gu_ifa_ordered_success,
1038     "Tests ordering of the messages for IPv6 global unicast ifaddr assignment");
1039 
1040 ATF_TC_BODY(rtm_add_v6_gu_ifa_ordered_success, tc)
1041 {
1042 	DECLARE_TEST_VARS;
1043 
1044 	c = presetup_ipv6_iface(tc);
1045 
1046 	c->rtsock_fd = rtsock_setup_socket();
1047 
1048 	ret = iface_setup_addr(c->ifname, c->addr6_str, c->plen6);
1049 
1050 	int count = 0, tries = 0;
1051 
1052 	enum msgtype {
1053 		MSG_IFADDR,
1054 		MSG_HOSTROUTE,
1055 		MSG_PREFIXROUTE,
1056 		MSG_MAX,
1057 	};
1058 
1059 	int msg_array[MSG_MAX];
1060 
1061 	bzero(msg_array, sizeof(msg_array));
1062 
1063 	while (count < 3 && tries < 20) {
1064 		rtm = rtsock_read_rtm(c->rtsock_fd, buffer, sizeof(buffer));
1065 		tries++;
1066 		/* Classify */
1067 		if (rtm->rtm_type == RTM_NEWADDR) {
1068 			RLOG("MSG_IFADDR: %d", count);
1069 			msg_array[MSG_IFADDR] = count++;
1070 			continue;
1071 		}
1072 
1073 		/* Find RTM_ADD with netmask - this should skip both host route and LLADDR */
1074 		if ((rtm->rtm_type == RTM_ADD) && (rtsock_find_rtm_sa(rtm, RTA_NETMASK))) {
1075 			RLOG("MSG_PREFIXROUTE: %d", count);
1076 			msg_array[MSG_PREFIXROUTE] = count++;
1077 			continue;
1078 		}
1079 
1080 		if ((rtm->rtm_type == RTM_ADD) && ((rtm->rtm_flags & RTF_LLDATA) == 0)) {
1081 			RLOG("MSG_HOSTROUTE: %d", count);
1082 			msg_array[MSG_HOSTROUTE] = count++;
1083 			continue;
1084 		}
1085 
1086 		RLOG("skipping msg type %s, try: %d", rtsock_print_cmdtype(rtm->rtm_type),
1087 		    tries);
1088 	}
1089 
1090 	/* TODO: verify multicast */
1091 	ATF_REQUIRE_MSG(count == 3, "Received only %d/3 messages", count);
1092 	ATF_REQUIRE_MSG(msg_array[MSG_IFADDR] == 0, "ifaddr message is not the first");
1093 }
1094 
1095 RTM_DECLARE_ROOT_TEST(rtm_del_v6_gu_ifa_hostroute_success,
1096     "Tests validness for /128 host route removal after ifaddr removal");
1097 
1098 ATF_TC_BODY(rtm_del_v6_gu_ifa_hostroute_success, tc)
1099 {
1100 	DECLARE_TEST_VARS;
1101 
1102 	c = presetup_ipv6_iface(tc);
1103 
1104 	ret = iface_setup_addr(c->ifname, c->addr6_str, c->plen6);
1105 
1106 	c->rtsock_fd = rtsock_setup_socket();
1107 
1108 	ret = iface_delete_addr(c->ifname, c->addr6_str);
1109 
1110 	while (true) {
1111 		rtm = rtsock_read_rtm(c->rtsock_fd, buffer, sizeof(buffer));
1112 		if ((rtm->rtm_type == RTM_DELETE) &&
1113 		    ((rtm->rtm_flags & RTF_LLINFO) == 0) &&
1114 		    rtsock_find_rtm_sa(rtm, RTA_NETMASK) == NULL)
1115 			break;
1116 	}
1117 	/* This should be a message for the host route */
1118 
1119 	verify_route_message(rtm, RTM_DELETE, (struct sockaddr *)&c->addr6, NULL, NULL);
1120 	rtsock_validate_pid_kernel(rtm);
1121 	/* No netmask should be set */
1122 	RTSOCK_ATF_REQUIRE_MSG(rtm, rtsock_find_rtm_sa(rtm, RTA_NETMASK) == NULL, "netmask is set");
1123 
1124 	/* gateway should be link sdl with ifindex of an address interface */
1125 	verify_link_gateway(rtm, c->ifindex);
1126 
1127 	/* XXX: consider passing ifindex in rtm_index as done in RTM_ADD. */
1128 	int expected_rt_flags = RTF_HOST | RTF_DONE | RTF_STATIC | RTF_PINNED;
1129 	RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_flags == expected_rt_flags,
1130 	    "expected rtm flags: 0x%X, got 0x%X", expected_rt_flags, rtm->rtm_flags);
1131 }
1132 
1133 RTM_DECLARE_ROOT_TEST(rtm_del_v6_gu_ifa_prefixroute_success,
1134     "Tests validness for the prefix route removal after ifaddr assignment");
1135 
1136 ATF_TC_BODY(rtm_del_v6_gu_ifa_prefixroute_success, tc)
1137 {
1138 	DECLARE_TEST_VARS;
1139 
1140 	c = presetup_ipv6_iface(tc);
1141 
1142 	ret = iface_setup_addr(c->ifname, c->addr6_str, c->plen6);
1143 
1144 	c->rtsock_fd = rtsock_setup_socket();
1145 
1146 	ret = iface_delete_addr(c->ifname, c->addr6_str);
1147 
1148 	while (true) {
1149 		rtm = rtsock_read_rtm(c->rtsock_fd, buffer, sizeof(buffer));
1150 		/* Find RTM_DELETE with netmask - this should skip both host route and LLADDR */
1151 		if ((rtm->rtm_type == RTM_DELETE) && (rtsock_find_rtm_sa(rtm, RTA_NETMASK)))
1152 			break;
1153 	}
1154 
1155 	/* This should be a message for the prefix route */
1156 	verify_route_message(rtm, RTM_DELETE, (struct sockaddr *)&c->net6,
1157 	    (struct sockaddr *)&c->mask6, NULL);
1158 
1159 	/* gateway should be link sdl with ifindex of an address interface */
1160 	verify_link_gateway(rtm, c->ifindex);
1161 
1162 	int expected_rt_flags = RTF_DONE;
1163 	verify_route_message_extra(rtm, c->ifindex, expected_rt_flags);
1164 }
1165 
1166 RTM_DECLARE_ROOT_TEST(rtm_add_v4_gu_ifa_prefixroute_success,
1167     "Tests validness for the prefix route announce after ifaddr assignment");
1168 
1169 ATF_TC_BODY(rtm_add_v4_gu_ifa_prefixroute_success, tc)
1170 {
1171 	DECLARE_TEST_VARS;
1172 
1173 	c = presetup_ipv4_iface(tc);
1174 
1175 	c->rtsock_fd = rtsock_setup_socket();
1176 
1177 	ret = iface_setup_addr(c->ifname, c->addr6_str, c->plen6);
1178 
1179 	/*
1180 	 * Multiple RTM_ADD messages will be generated:
1181 	 * 1) lladdr mapping (RTF_LLDATA)
1182 	 * 3) prefix route
1183 	 */
1184 
1185 	while (true) {
1186 		rtm = rtsock_read_rtm(c->rtsock_fd, buffer, sizeof(buffer));
1187 		/* Find RTM_ADD with netmask - this should skip both host route and LLADDR */
1188 		if ((rtm->rtm_type == RTM_ADD) && (rtsock_find_rtm_sa(rtm, RTA_NETMASK)))
1189 			break;
1190 	}
1191 
1192 	/* This should be a message for the prefix route */
1193 	verify_route_message(rtm, RTM_ADD, (struct sockaddr *)&c->net4,
1194 	    (struct sockaddr *)&c->mask4, NULL);
1195 
1196 	/* gateway should be link sdl with ifindex of an address interface */
1197 	verify_link_gateway(rtm, c->ifindex);
1198 
1199 	int expected_rt_flags = RTF_UP | RTF_DONE | RTF_PINNED;
1200 	verify_route_message_extra(rtm, c->ifindex, expected_rt_flags);
1201 }
1202 
1203 RTM_DECLARE_ROOT_TEST(rtm_add_v4_gu_ifa_ordered_success,
1204     "Tests ordering of the messages for IPv4 unicast ifaddr assignment");
1205 
1206 ATF_TC_BODY(rtm_add_v4_gu_ifa_ordered_success, tc)
1207 {
1208 	DECLARE_TEST_VARS;
1209 
1210 	c = presetup_ipv4_iface(tc);
1211 
1212 	c->rtsock_fd = rtsock_setup_socket();
1213 
1214 	ret = iface_setup_addr(c->ifname, c->addr4_str, c->plen4);
1215 
1216 	int count = 0, tries = 0;
1217 
1218 	enum msgtype {
1219 		MSG_IFADDR,
1220 		MSG_PREFIXROUTE,
1221 		MSG_MAX,
1222 	};
1223 
1224 	int msg_array[MSG_MAX];
1225 
1226 	bzero(msg_array, sizeof(msg_array));
1227 
1228 	while (count < 2 && tries < 20) {
1229 		rtm = rtsock_read_rtm(c->rtsock_fd, buffer, sizeof(buffer));
1230 		tries++;
1231 		/* Classify */
1232 		if (rtm->rtm_type == RTM_NEWADDR) {
1233 			RLOG("MSG_IFADDR: %d", count);
1234 			msg_array[MSG_IFADDR] = count++;
1235 			continue;
1236 		}
1237 
1238 		/* Find RTM_ADD with netmask - this should skip both host route and LLADDR */
1239 		if ((rtm->rtm_type == RTM_ADD) && (rtsock_find_rtm_sa(rtm, RTA_NETMASK))) {
1240 			RLOG("MSG_PREFIXROUTE: %d", count);
1241 			msg_array[MSG_PREFIXROUTE] = count++;
1242 			continue;
1243 		}
1244 
1245 		RLOG("skipping msg type %s, try: %d", rtsock_print_cmdtype(rtm->rtm_type),
1246 		    tries);
1247 	}
1248 
1249 	/* TODO: verify multicast */
1250 	ATF_REQUIRE_MSG(count == 2, "Received only %d/2 messages", count);
1251 	ATF_REQUIRE_MSG(msg_array[MSG_IFADDR] == 0, "ifaddr message is not the first");
1252 }
1253 
1254 RTM_DECLARE_ROOT_TEST(rtm_del_v4_gu_ifa_prefixroute_success,
1255     "Tests validness for the prefix route removal after ifaddr assignment");
1256 
1257 ATF_TC_BODY(rtm_del_v4_gu_ifa_prefixroute_success, tc)
1258 {
1259 	DECLARE_TEST_VARS;
1260 
1261 	c = presetup_ipv4_iface(tc);
1262 
1263 
1264 	ret = iface_setup_addr(c->ifname, c->addr4_str, c->plen4);
1265 
1266 	c->rtsock_fd = rtsock_setup_socket();
1267 
1268 	ret = iface_delete_addr(c->ifname, c->addr4_str);
1269 
1270 	while (true) {
1271 		rtm = rtsock_read_rtm(c->rtsock_fd, buffer, sizeof(buffer));
1272 		/* Find RTM_ADD with netmask - this should skip both host route and LLADDR */
1273 		if ((rtm->rtm_type == RTM_DELETE) && (rtsock_find_rtm_sa(rtm, RTA_NETMASK)))
1274 			break;
1275 	}
1276 
1277 	/* This should be a message for the prefix route */
1278 	verify_route_message(rtm, RTM_DELETE, (struct sockaddr *)&c->net4,
1279 	    (struct sockaddr *)&c->mask4, NULL);
1280 
1281 	/* gateway should be link sdl with ifindex of an address interface */
1282 	verify_link_gateway(rtm, c->ifindex);
1283 
1284 	int expected_rt_flags = RTF_DONE | RTF_PINNED;
1285 	verify_route_message_extra(rtm, c->ifindex, expected_rt_flags);
1286 }
1287 
1288 
1289 ATF_TP_ADD_TCS(tp)
1290 {
1291 	ATF_TP_ADD_TC(tp, rtm_get_v4_exact_success);
1292 	ATF_TP_ADD_TC(tp, rtm_get_v4_lpm_success);
1293 	ATF_TP_ADD_TC(tp, rtm_get_v4_hostbits_failure);
1294 	ATF_TP_ADD_TC(tp, rtm_get_v4_empty_dst_failure);
1295 	ATF_TP_ADD_TC(tp, rtm_add_v4_no_rtf_host_failure);
1296 	ATF_TP_ADD_TC(tp, rtm_add_v4_gw_direct_success);
1297 	ATF_TP_ADD_TC(tp, rtm_del_v4_prefix_nogw_success);
1298 	ATF_TP_ADD_TC(tp, rtm_add_v6_gu_gw_gu_direct_success);
1299 	ATF_TP_ADD_TC(tp, rtm_del_v6_gu_prefix_nogw_success);
1300 	ATF_TP_ADD_TC(tp, rtm_change_v4_gw_success);
1301 	ATF_TP_ADD_TC(tp, rtm_change_v4_mtu_success);
1302 	ATF_TP_ADD_TC(tp, rtm_change_v6_gw_success);
1303 	ATF_TP_ADD_TC(tp, rtm_change_v6_mtu_success);
1304 	/* ifaddr tests */
1305 	ATF_TP_ADD_TC(tp, rtm_add_v6_gu_ifa_hostroute_success);
1306 	ATF_TP_ADD_TC(tp, rtm_add_v6_gu_ifa_prefixroute_success);
1307 	ATF_TP_ADD_TC(tp, rtm_add_v6_gu_ifa_ordered_success);
1308 	ATF_TP_ADD_TC(tp, rtm_del_v6_gu_ifa_hostroute_success);
1309 	ATF_TP_ADD_TC(tp, rtm_del_v6_gu_ifa_prefixroute_success);
1310 	ATF_TP_ADD_TC(tp, rtm_add_v4_gu_ifa_ordered_success);
1311 	ATF_TP_ADD_TC(tp, rtm_del_v4_gu_ifa_prefixroute_success);
1312 	/* temporal routes */
1313 	ATF_TP_ADD_TC(tp, rtm_add_v4_temporal1_success);
1314 	ATF_TP_ADD_TC(tp, rtm_add_v6_temporal1_success);
1315 
1316 	return (atf_no_error());
1317 }
1318 
1319