sbin/dhcpagent/bound.c

72 bound_event_cb(dhcp_smach_t *dsmp, void *arg)
74 	if (dsmp->dsm_ia.ia_fd != -1)
75 		ipc_action_finish(dsmp, DHCP_IPC_SUCCESS);
77 		async_finish(dsmp);
88  *	    PKT_LIST *: the ACK/Reply packet, or NULL to use dsmp->dsm_ack
93 dhcp_bound(dhcp_smach_t *dsmp, PKT_LIST *ack)
103 		if (dsmp->dsm_ack != dsmp->dsm_orig_ack)
104 			free_pkt_entry(dsmp->dsm_ack);
105 		dsmp->dsm_ack = ack;
107 		if (dsmp->dsm_orig_ack == NULL)
108 			dsmp->dsm_orig_ack = ack;
111 	oldstate = dsmp->dsm_state;
140 		dsmp->dsm_newstart_monosec = monosec();
142 		if (dsmp->dsm_isv6) {
143 			if ((v6b = configure_v6_leases(dsmp)) != v6Done)
146 			if (!configure_v4_lease(dsmp))
149 			if (!configure_v4_timers(dsmp))
153 		dsmp->dsm_curstart_monosec = dsmp->dsm_newstart_monosec;
154 		write_lease_to_hostconf(dsmp);
161 		if (dsmp->dsm_isv6) {
162 			if ((v6b = configure_v6_leases(dsmp)) != v6Done)
165 			if (!configure_v4_lease(dsmp))
168 			if (!configure_v4_timers(dsmp))
171 			if (!clear_lif_deprecated(dsmp->dsm_lif))
176 		stop_pkt_retransmission(dsmp);
182 		if (dsmp->dsm_leases == NULL) {
195 		    dsmp->dsm_isv6 && !save_server_id(dsmp, ack)) {
198 			    dsmp->dsm_name);
208 		if (!set_smach_state(dsmp, PRE_BOUND))
210 		if (dsmp->dsm_lif_wait == 0)
211 			dhcp_bound_complete(dsmp);
223 		if (dsmp->dsm_isv6) {
224 			if ((v6b = configure_v6_leases(dsmp)) != v6Done)
227 			if (!configure_v4_timers(dsmp))
229 			if (!clear_lif_deprecated(dsmp->dsm_lif))
238 		if ((lif = find_expired_lif(dsmp)) != NULL) {
241 			while ((lif = find_expired_lif(dsmp)) != NULL) {
247 			if (dsmp->dsm_leases == NULL)
251 		if (oldstate == REBINDING && dsmp->dsm_isv6 &&
252 		    !save_server_id(dsmp, ack)) {
261 		for (dlp = dsmp->dsm_leases; dlp != NULL; dlp = dlp->dl_next) {
271 		if (!set_smach_state(dsmp, BOUND))
274 		(void) script_start(dsmp, dsmp->dsm_isv6 ? EVENT_EXTEND6 :
277 		dsmp->dsm_curstart_monosec = dsmp->dsm_newstart_monosec;
278 		write_lease_to_hostconf(dsmp);
281 		stop_pkt_retransmission(dsmp);
286 		if (dsmp->dsm_isv6 && !save_server_id(dsmp, ack)) {
290 		(void) bound_event_cb(dsmp, NULL);
291 		if (!set_smach_state(dsmp, INFORMATION))
295 		stop_pkt_retransmission(dsmp);
302 		    dhcp_state_to_string(dsmp->dsm_state));
317 dhcp_bound_complete(dhcp_smach_t *dsmp)
330 	if (dsmp->dsm_isv6) {
331 		(void) set_smach_state(dsmp, BOUND);
333 		    dsmp->dsm_name);
334 		(void) script_start(dsmp, EVENT_BOUND6, bound_event_cb, NULL,
336 		dsmp->dsm_curstart_monosec = dsmp->dsm_newstart_monosec;
337 		write_lease_to_hostconf(dsmp);
349 	ack = dsmp->dsm_ack;
351 	for (i = 0; i < dsmp->dsm_pillen; i++) {
352 		if (dsmp->dsm_pil[i] == CD_ROUTER)
355 	lif = dsmp->dsm_lif;
361 		dsmp->dsm_nrouters = router_list->len / sizeof (ipaddr_t);
362 		dsmp->dsm_routers  = malloc(router_list->len);
363 		if (dsmp->dsm_routers == NULL) {
366 			dsmp->dsm_nrouters = 0;
369 		for (i = 0; i < dsmp->dsm_nrouters; i++) {
371 			(void) memcpy(&dsmp->dsm_routers[i].s_addr,
376 			    &dsmp->dsm_routers[i])) {
379 				    dsmp->dsm_routers[i]), dsmp->dsm_name);
380 				dsmp->dsm_routers[i].s_addr = htonl(INADDR_ANY);
385 			    inet_ntoa(dsmp->dsm_routers[i]), dsmp->dsm_name);
389 	oldstate = dsmp->dsm_state;
390 	if (!set_smach_state(dsmp, BOUND)) {
393 		    dsmp->dsm_name);
397 	dhcpmsg(MSG_DEBUG, "dhcp_bound_complete: bound %s", dsmp->dsm_name);
405 		dsmp->dsm_dflags |= DHCP_IF_BOOTP;
412 		(void) script_start(dsmp, EVENT_BOUND, bound_event_cb, NULL,
416 	dsmp->dsm_curstart_monosec = dsmp->dsm_newstart_monosec;
417 	write_lease_to_hostconf(dsmp);
510 configure_v4_timers(dhcp_smach_t *dsmp)
512 	PKT_LIST	*ack = dsmp->dsm_ack;
518 	dlp = dsmp->dsm_leases;
529 		send_declines(dsmp);
532 		    "corrupt", dsmp->dsm_name);
558 	    abs((dsmp->dsm_newstart_monosec + lease) -
559 	    (dsmp->dsm_curstart_monosec + lif->lif_expire.dt_start)) <
594 		    dsmp->dsm_name);
599 	    dsmp->dsm_name,
600 	    monosec_to_string(dsmp->dsm_newstart_monosec + lease));
603 	    dsmp->dsm_name, monosec_to_string(dsmp->dsm_newstart_monosec +
607 	    dsmp->dsm_name, monosec_to_string(dsmp->dsm_newstart_monosec +
620 		    "less than %d seconds!", dsmp->dsm_name, DHCP_REBIND_MIN);
651 configure_v6_leases(dhcp_smach_t *dsmp)
665 	for (dlp = dsmp->dsm_leases; dlp != NULL; dlp = dlp->dl_next)
669 	while ((d6o = dhcpv6_pkt_option(dsmp->dsm_ack, d6o, DHCPV6_OPT_IA_NA,
684 		if (d6in.d6in_iaid != dsmp->dsm_lif->lif_iaid) {
687 			    dsmp->dsm_lif->lif_iaid);
695 		if ((dlp = dsmp->dsm_leases) != NULL)
733 		print_server_msg(dsmp, msg, msglen);
753 			send_v6_request(dsmp);
764 		if ((dlp = dsmp->dsm_leases) == NULL &&
765 		    (dlp = insert_lease(dsmp)) == NULL) {
809 			print_server_msg(dsmp, msg, msglen);
816 				send_v6_request(dsmp);
854 				lif = plumb_lif(dsmp->dsm_lif->lif_pif,
866 				dsmp->dsm_lif_wait++;
954 configure_v4_lease(dhcp_smach_t *dsmp)
958 	PKT_LIST		*ack = dsmp->dsm_ack;
967 	 * dsmp->dsm_server is valid in case we need to send_decline().
976 		IN6_INADDR_TO_V4MAPPED(&inaddr, &dsmp->dsm_server);
984 	if ((dlp = dsmp->dsm_leases) == NULL &&
985 	    (dlp = insert_lease(dsmp)) == NULL) {
991 		dlp->dl_lifs = dsmp->dsm_lif;
1097 		dsmp->dsm_lif_wait++;
1167 save_server_id(dhcp_smach_t *dsmp, PKT_LIST *msg)
1176 	free(dsmp->dsm_serverid);
1177 	if ((dsmp->dsm_serverid = malloc(olen)) == NULL) {
1180 		dsmp->dsm_serveridlen = olen;
1181 		(void) memcpy(dsmp->dsm_serverid, d6o + 1, olen);