1 /* $KAME: dump.c,v 1.13 2003/10/05 00:09:36 itojun Exp $ */
4 * SPDX-License-Identifier: BSD-3-Clause
6 * Copyright (C) 1999 WIDE Project.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the project nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 #include <sys/types.h>
37 #include <sys/capsicum.h>
38 #include <sys/socket.h>
39 #include <sys/queue.h>
42 #include <netinet/in.h>
43 #include <netinet/icmp6.h>
44 #include <arpa/inet.h>
46 #include <capsicum_helpers.h>
55 static const char * const ifstatstr[] =
56 { "IDLE", "DELAY", "PROBE", "DOWN", "TENTATIVE" };
65 char ntopbuf[INET6_ADDRSTRLEN];
67 if (fseek(fp, 0, SEEK_SET) != 0) {
68 warnmsg(LOG_ERR, __func__, "fseek(): %s", strerror(errno));
71 (void)ftruncate(fileno(fp), 0);
73 (void)clock_gettime(CLOCK_MONOTONIC_FAST, &now);
75 TAILQ_FOREACH(ifi, &ifinfo_head, ifi_next) {
76 fprintf(fp, "Interface %s\n", ifi->ifname);
77 fprintf(fp, " probe interval: ");
78 if (ifi->probeinterval) {
79 fprintf(fp, "%d\n", ifi->probeinterval);
80 fprintf(fp, " probe timer: %d\n", ifi->probetimer);
82 fprintf(fp, "infinity\n");
83 fprintf(fp, " no probe timer\n");
85 fprintf(fp, " interface status: %s\n",
86 ifi->active > 0 ? "active" : "inactive");
87 fprintf(fp, " managed config: %s\n",
88 ifi->managedconfig ? "on" : "off");
89 fprintf(fp, " other config: %s\n",
90 ifi->otherconfig ? "on" : "off");
91 fprintf(fp, " rtsold status: %s\n", ifstatstr[ifi->state]);
92 fprintf(fp, " carrier detection: %s\n",
93 ifi->mediareqok ? "available" : "unavailable");
94 fprintf(fp, " probes: %d, dadcount = %d\n",
95 ifi->probes, ifi->dadcount);
96 if (ifi->timer.tv_sec == tm_max.tv_sec &&
97 ifi->timer.tv_nsec == tm_max.tv_nsec)
98 fprintf(fp, " no timer\n");
100 fprintf(fp, " timer: interval=%d:%d, expire=%s\n",
101 (int)ifi->timer.tv_sec,
102 (int)ifi->timer.tv_nsec / 1000,
103 (ifi->expire.tv_sec < now.tv_sec) ? "expired"
104 : sec2str(&ifi->expire));
106 fprintf(fp, " number of valid RAs: %d\n", ifi->racnt);
108 TAILQ_FOREACH(rai, &ifi->ifi_rainfo, rai_next) {
109 fprintf(fp, " RA from %s\n",
110 inet_ntop(AF_INET6, &rai->rai_saddr.sin6_addr,
111 ntopbuf, sizeof(ntopbuf)));
112 TAILQ_FOREACH(rao, &rai->rai_ra_opt, rao_next) {
113 fprintf(fp, " option: ");
114 switch (rao->rao_type) {
116 fprintf(fp, "RDNSS: %s (expire: %s)\n",
117 (char *)rao->rao_msg,
118 sec2str(&rao->rao_expire));
121 fprintf(fp, "DNSSL: %s (expire: %s)\n",
122 (char *)rao->rao_msg,
123 sec2str(&rao->rao_expire));
136 rtsold_init_dumpfile(const char *dumpfile)
141 if ((fp = fopen(dumpfile, "w")) == NULL) {
142 warnmsg(LOG_WARNING, __func__, "opening a dump file(%s): %s",
143 dumpfile, strerror(errno));
147 cap_rights_init(&rights, CAP_FSTAT, CAP_FTRUNCATE, CAP_SEEK, CAP_WRITE);
148 if (caph_rights_limit(fileno(fp), &rights) != 0) {
149 warnmsg(LOG_WARNING, __func__, "caph_rights_limit(%s): %s",
150 dumpfile, strerror(errno));
158 sec2str(const struct timespec *total)
160 static char result[256];
161 int days, hours, mins, secs;
164 char *ep = &result[sizeof(result)];
169 clock_gettime(CLOCK_MONOTONIC_FAST, &now);
170 tsec = total->tv_sec;
171 tsec += total->tv_nsec / 1000 / 1000000;
173 tsec -= now.tv_nsec / 1000 / 1000000;
175 days = tsec / 3600 / 24;
176 hours = (tsec / 3600) % 24;
177 mins = (tsec / 60) % 60;
182 n = snprintf(p, ep - p, "%dd", days);
183 if (n < 0 || n >= ep - p)
187 if (!first || hours) {
189 n = snprintf(p, ep - p, "%dh", hours);
190 if (n < 0 || n >= ep - p)
194 if (!first || mins) {
196 n = snprintf(p, ep - p, "%dm", mins);
197 if (n < 0 || n >= ep - p)
201 snprintf(p, ep - p, "%ds", secs);