#include "odhcp6c.h"
#include "ra.h"
-#ifdef EXT_BFD_PING
-#include "bfd.h"
-#endif
static void sighandler(int signal);
int ia_pd_iaid_index = 0;
static struct in6_addr ifid = IN6ADDR_ANY_INIT;
int sol_timeout = DHCPV6_SOL_MAX_RT;
+ int verbosity = 0;
-#ifdef EXT_BFD_PING
- int bfd_interval = 0, bfd_loss = 3;
-#endif
bool help = false, daemonize = false;
int logopt = LOG_PID;
int c;
unsigned int client_options = DHCPV6_CLIENT_FQDN | DHCPV6_ACCEPT_RECONFIGURE;
- while ((c = getopt(argc, argv, "S::N:V:P:FB:c:i:r:Ru:s:kt:m:hedp:fa")) != -1) {
+ while ((c = getopt(argc, argv, "S::N:V:P:FB:c:i:r:Ru:s:kt:m:hedp:fav")) != -1) {
switch (c) {
case 'S':
allow_slaac_only = (optarg) ? atoi(optarg) : -1;
ia_pd_mode = IA_MODE_FORCE;
break;
-#ifdef EXT_BFD_PING
- case 'B':
- bfd_interval = atoi(optarg);
- break;
-#endif
-
case 'c':
l = script_unhexlify(&buf[4], sizeof(buf) - 4, optarg);
if (l > 0) {
client_options &= ~DHCPV6_ACCEPT_RECONFIGURE;
break;
+ case 'v':
+ ++verbosity;
+ break;
+
default:
help = true;
break;
}
openlog("odhcp6c", logopt, LOG_DAEMON);
+ if (!verbosity)
+ setlogmask(LOG_UPTO(LOG_WARNING));
+
const char *ifname = argv[optind];
if (help || !ifname)
return 4;
}
- char pidbuf[128];
if (!pidfile) {
- snprintf(pidbuf, sizeof(pidbuf),
- "/var/run/odhcp6c.%s.pid", ifname);
- pidfile = pidbuf;
+ snprintf((char*)buf, sizeof(buf), "/var/run/odhcp6c.%s.pid", ifname);
+ pidfile = (char*)buf;
}
- int fd = open(pidfile, O_WRONLY | O_CREAT, 0644);
- if (fd >= 0) {
- char buf[8];
- int len = snprintf(buf, sizeof(buf), "%i\n", getpid());
- write(fd, buf, len);
- close(fd);
+ FILE *fp = fopen(pidfile, "w");
+ if (fp) {
+ fprintf(fp, "%i\n", getpid());
+ fclose(fp);
}
}
while (!signal_term) { // Main logic
odhcp6c_clear_state(STATE_SERVER_ID);
+ odhcp6c_clear_state(STATE_SERVER_ADDR);
odhcp6c_clear_state(STATE_IA_NA);
odhcp6c_clear_state(STATE_IA_PD);
odhcp6c_clear_state(STATE_SNTP_IP);
break;
case DHCPV6_STATEFUL:
- script_call("bound");
bound = true;
+ script_call("bound");
syslog(LOG_NOTICE, "entering stateful-mode on %s", ifname);
-#ifdef EXT_BFD_PING
- if (bfd_interval > 0)
- bfd_start(ifname, bfd_loss, bfd_interval);
-#endif
while (!signal_usr2 && !signal_term) {
// Renew Cycle
break; // Other signal type
// Send renew as T1 expired
- size_t ia_pd_len, ia_na_len;
- odhcp6c_get_state(STATE_IA_PD, &ia_pd_len);
- odhcp6c_get_state(STATE_IA_NA, &ia_na_len);
-
- // If we have any IAs, send renew, otherwise request
- if (ia_pd_len == 0 && ia_na_len == 0)
- res = dhcpv6_request(DHCPV6_MSG_REQUEST);
- else
- res = dhcpv6_request(DHCPV6_MSG_RENEW);
-
+ res = dhcpv6_request(DHCPV6_MSG_RENEW);
odhcp6c_signal_process();
if (res > 0) { // Renew was succesfull
// Publish updates
}
odhcp6c_clear_state(STATE_SERVER_ID); // Remove binding
+ odhcp6c_clear_state(STATE_SERVER_ADDR);
+
+ size_t ia_pd_len, ia_na_len;
+ odhcp6c_get_state(STATE_IA_PD, &ia_pd_len);
+ odhcp6c_get_state(STATE_IA_NA, &ia_na_len);
+
+ if (ia_pd_len == 0 && ia_na_len == 0)
+ break;
// If we have IAs, try rebind otherwise restart
res = dhcpv6_request(DHCPV6_MSG_REBIND);
if (res > 0)
script_call("rebound");
else {
-#ifdef EXT_BFD_PING
- bfd_stop();
-#endif
break;
}
}
break;
}
+ odhcp6c_expire();
+
size_t ia_pd_len, ia_na_len, server_id_len;
odhcp6c_get_state(STATE_IA_PD, &ia_pd_len);
odhcp6c_get_state(STATE_IA_NA, &ia_na_len);
" -P <length> Request IPv6-Prefix (0 = auto)\n"
" -F Force IPv6-Prefix\n"
" -V <class> Set vendor-class option (base-16 encoded)\n"
-#ifdef EXT_BFD_PING
- " -B <interval> Enable BFD ping check\n"
-#endif
- " -c <clientid> Override client-ID (base-16 encoded)\n"
+ " -u <user-class> Set user-class option string\n"
+ " -c <clientid> Override client-ID (base-16 encoded 16-bit type + value)\n"
" -i <iface-id> Use a custom interface identifier for RA handling\n"
" -r <options> Options to be requested (comma-separated)\n"
" -R Do not request any options except those specified with -r\n"
" -p <pidfile> Set pidfile (/var/run/odhcp6c.pid)\n"
" -d Daemonize\n"
" -e Write logmessages to stderr\n"
- //" -v Increase logging verbosity\n"
+ " -v Increase logging verbosity\n"
" -h Show this help\n\n";
write(STDERR_FILENO, buf, sizeof(buf));
return 1;
if (ra_link_up())
signal_usr2 = true;
- if (ra_updated && (bound || allow_slaac_only == 0))
+ if (ra_updated && (bound || allow_slaac_only >= 0))
script_call("ra-updated"); // Immediate process urgent events
- else if (ra_updated && !bound && allow_slaac_only > 0)
- script_delay_call("ra-updated", allow_slaac_only);
-
-#ifdef EXT_BFD_PING
- bfd_receive();
-#endif
}
return signal_usr1 || signal_usr2 || signal_term;
}
-bool odhcp6c_update_entry_safe(enum odhcp6c_state state, struct odhcp6c_entry *new, uint32_t safe)
+bool odhcp6c_update_entry(enum odhcp6c_state state, struct odhcp6c_entry *new,
+ uint32_t safe, bool filterexcess)
{
size_t len;
struct odhcp6c_entry *x = odhcp6c_find_entry(state, new);
if (new->valid > 0) {
if (x) {
- if (new->valid >= x->valid && new->valid != UINT32_MAX &&
+ if (filterexcess && new->valid >= x->valid &&
+ new->valid != UINT32_MAX &&
new->valid - x->valid < min_update_interval &&
new->preferred >= x->preferred &&
new->preferred != UINT32_MAX &&
}
-bool odhcp6c_update_entry(enum odhcp6c_state state, struct odhcp6c_entry *new)
-{
- return odhcp6c_update_entry_safe(state, new, 0);
-}
-
-
static void odhcp6c_expire_list(enum odhcp6c_state state, uint32_t elapsed)
{
size_t len;