1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright (C) 2014 Intel Corporation. All rights reserved.
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 2.1 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
22 #include <netinet/icmp6.h>
26 #include "icmp6-util.h"
27 #include "socket-util.h"
29 static struct ether_addr mac_addr
= {
30 .ether_addr_octet
= {'A', 'B', 'C', '1', '2', '3'}
33 static bool verbose
= false;
34 static sd_event_source
*test_hangcheck
;
35 static int test_fd
[2];
37 typedef int (*send_ra_t
)(uint8_t flags
);
38 static send_ra_t send_ra_function
;
40 static int test_rs_hangcheck(sd_event_source
*s
, uint64_t usec
,
47 int icmp6_bind_router_solicitation(int index
) {
48 assert_se(index
== 42);
50 if (socketpair(AF_UNIX
, SOCK_DGRAM
, 0, test_fd
) < 0)
56 static int send_ra(uint8_t flags
) {
57 uint8_t advertisement
[] = {
58 0x86, 0x00, 0xde, 0x83, 0x40, 0xc0, 0x00, 0xb4,
59 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
60 0x03, 0x04, 0x40, 0xc0, 0x00, 0x00, 0x01, 0xf4,
61 0x00, 0x00, 0x01, 0xb8, 0x00, 0x00, 0x00, 0x00,
62 0x20, 0x01, 0x0d, 0xb8, 0xde, 0xad, 0xbe, 0xef,
63 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
64 0x19, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3c,
65 0x20, 0x01, 0x0d, 0xb8, 0xde, 0xad, 0xbe, 0xef,
66 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
67 0x1f, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3c,
68 0x03, 0x6c, 0x61, 0x62, 0x05, 0x69, 0x6e, 0x74,
69 0x72, 0x61, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
70 0x01, 0x01, 0x78, 0x2b, 0xcb, 0xb3, 0x6d, 0x53,
73 advertisement
[5] = flags
;
75 assert_se(write(test_fd
[1], advertisement
, sizeof(advertisement
)) ==
76 sizeof(advertisement
));
79 printf(" sent RA with flag 0x%02x\n", flags
);
84 int icmp6_send_router_solicitation(int s
, const struct ether_addr
*ether_addr
) {
85 return send_ra_function(0);
88 static void test_rs_done(sd_ndisc
*nd
, uint8_t flags
, const struct in6_addr
*gateway
, unsigned lifetime
, int pref
, void *userdata
) {
89 sd_event
*e
= userdata
;
90 static unsigned idx
= 0;
91 uint8_t flags_array
[] = {
102 assert_se(flags
== flags_array
[idx
]);
106 printf(" got event 0x%02x\n", flags
);
108 if (idx
< ELEMENTSOF(flags_array
)) {
109 send_ra(flags_array
[idx
]);
113 assert_se(sd_ndisc_get_mtu(nd
, &mtu
) == -ENOMSG
);
118 static void test_rs(void) {
121 usec_t time_now
= now(clock_boottime_or_monotonic());
124 printf("* %s\n", __FUNCTION__
);
126 send_ra_function
= send_ra
;
128 assert_se(sd_event_new(&e
) >= 0);
130 assert_se(sd_ndisc_new(&nd
) >= 0);
133 assert_se(sd_ndisc_attach_event(nd
, e
, 0) >= 0);
135 assert_se(sd_ndisc_set_index(nd
, 42) >= 0);
136 assert_se(sd_ndisc_set_mac(nd
, &mac_addr
) >= 0);
137 assert_se(sd_ndisc_set_callback(nd
, test_rs_done
, NULL
, NULL
, NULL
, e
) >= 0);
139 assert_se(sd_event_add_time(e
, &test_hangcheck
, clock_boottime_or_monotonic(),
140 time_now
+ 2 *USEC_PER_SEC
, 0,
141 test_rs_hangcheck
, NULL
) >= 0);
143 assert_se(sd_ndisc_stop(nd
) >= 0);
144 assert_se(sd_ndisc_router_discovery_start(nd
) >= 0);
145 assert_se(sd_ndisc_stop(nd
) >= 0);
147 assert_se(sd_ndisc_router_discovery_start(nd
) >= 0);
151 test_hangcheck
= sd_event_source_unref(test_hangcheck
);
153 nd
= sd_ndisc_unref(nd
);
161 int main(int argc
, char *argv
[]) {
163 log_set_max_level(LOG_DEBUG
);
164 log_parse_environment();