4 * Copyright (c) 2013, 2016 Renato Westphal <renato@openbsd.org>
5 * Copyright (c) 2005 Claudio Jeker <claudio@openbsd.org>
6 * Copyright (c) 2004, 2008 Esben Norby <norby@openbsd.org>
7 * Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org>
9 * Permission to use, copy, modify, and distribute this software for any
10 * purpose with or without fee is hereby granted, provided that the above
11 * copyright notice and this permission notice appear in all copies.
13 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
14 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
15 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
16 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
17 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
18 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
19 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
29 #include "ldp_debug.h"
36 static void ldpe_shutdown(void);
37 static int ldpe_dispatch_main(struct thread
*);
38 static int ldpe_dispatch_lde(struct thread
*);
40 static int ldpe_dispatch_pfkey(struct thread
*);
42 static void ldpe_setup_sockets(int, int, int, int);
43 static void ldpe_close_sockets(int);
44 static void ldpe_iface_af_ctl(struct ctl_conn
*, int, unsigned int);
46 struct ldpd_conf
*leconf
;
48 struct ldpd_sysdep sysdep
;
51 static struct imsgev
*iev_main
, *iev_main_sync
;
52 static struct imsgev
*iev_lde
;
54 static struct thread
*pfkey_ev
;
57 /* Master of threads. */
58 struct thread_master
*master
;
61 static zebra_capabilities_t _caps_p
[] =
67 struct zebra_privs_t ldpe_privs
=
69 #if defined(VTY_GROUP)
70 .vty_group
= VTY_GROUP
,
73 .cap_num_p
= array_size(_caps_p
),
77 /* SIGINT / SIGTERM handler. */
84 static struct quagga_signal_t ldpe_signals
[] =
100 /* label distribution protocol engine */
104 struct thread thread
;
106 #ifdef HAVE_SETPROCTITLE
107 setproctitle("ldp engine");
109 ldpd_process
= PROC_LDP_ENGINE
;
110 log_procname
= log_procnames
[ldpd_process
];
112 master
= thread_master_create(NULL
);
114 /* setup signal handler */
115 signal_init(master
, array_size(ldpe_signals
), ldpe_signals
);
117 /* setup pipes and event handlers to the parent process */
118 if ((iev_main
= calloc(1, sizeof(struct imsgev
))) == NULL
)
120 imsg_init(&iev_main
->ibuf
, LDPD_FD_ASYNC
);
121 iev_main
->handler_read
= ldpe_dispatch_main
;
122 iev_main
->ev_read
= NULL
;
123 thread_add_read(master
, iev_main
->handler_read
, iev_main
, iev_main
->ibuf
.fd
,
125 iev_main
->handler_write
= ldp_write_handler
;
127 if ((iev_main_sync
= calloc(1, sizeof(struct imsgev
))) == NULL
)
129 imsg_init(&iev_main_sync
->ibuf
, LDPD_FD_SYNC
);
131 /* create base configuration */
132 leconf
= config_new_empty();
134 /* Fetch next active thread. */
135 while (thread_fetch(master
, &thread
))
136 thread_call(&thread
);
140 ldpe_init(struct ldpd_init
*init
)
143 /* This socket must be open before dropping privileges. */
144 global
.pfkeysock
= pfkey_init();
145 if (sysdep
.no_pfkey
== 0) {
147 thread_add_read(master
, ldpe_dispatch_pfkey
, NULL
, global
.pfkeysock
,
152 /* drop privileges */
153 ldpe_privs
.user
= init
->user
;
154 ldpe_privs
.group
= init
->group
;
155 zprivs_preinit(&ldpe_privs
);
156 zprivs_init(&ldpe_privs
);
158 /* listen on ldpd control socket */
159 strlcpy(ctl_sock_path
, init
->ctl_sock_path
, sizeof(ctl_sock_path
));
160 if (control_init(ctl_sock_path
) == -1)
161 fatalx("control socket setup failed");
162 TAILQ_INIT(&ctl_conns
);
165 LIST_INIT(&global
.addr_list
);
166 RB_INIT(global_adj_head
, &global
.adj_tree
);
167 TAILQ_INIT(&global
.pending_conns
);
168 if (inet_pton(AF_INET
, AllRouters_v4
, &global
.mcast_addr_v4
) != 1)
170 if (inet_pton(AF_INET6
, AllRouters_v6
, &global
.mcast_addr_v6
) != 1)
173 /* mark sockets as closed */
174 global
.ipv4
.ldp_disc_socket
= -1;
175 global
.ipv4
.ldp_edisc_socket
= -1;
176 global
.ipv4
.ldp_session_socket
= -1;
177 global
.ipv6
.ldp_disc_socket
= -1;
178 global
.ipv6
.ldp_edisc_socket
= -1;
179 global
.ipv6
.ldp_session_socket
= -1;
181 if ((pkt_ptr
= calloc(1, IBUF_READ_SIZE
)) == NULL
)
190 struct if_addr
*if_addr
;
195 msgbuf_clear(&iev_lde
->ibuf
.w
);
196 close(iev_lde
->ibuf
.fd
);
197 iev_lde
->ibuf
.fd
= -1;
199 msgbuf_clear(&iev_main
->ibuf
.w
);
200 close(iev_main
->ibuf
.fd
);
201 iev_main
->ibuf
.fd
= -1;
202 msgbuf_clear(&iev_main_sync
->ibuf
.w
);
203 close(iev_main_sync
->ibuf
.fd
);
204 iev_main_sync
->ibuf
.fd
= -1;
206 control_cleanup(ctl_sock_path
);
207 config_clear(leconf
);
210 if (sysdep
.no_pfkey
== 0) {
211 THREAD_READ_OFF(pfkey_ev
);
212 close(global
.pfkeysock
);
215 ldpe_close_sockets(AF_INET
);
216 ldpe_close_sockets(AF_INET6
);
218 /* remove addresses from global list */
219 while ((if_addr
= LIST_FIRST(&global
.addr_list
)) != NULL
) {
220 LIST_REMOVE(if_addr
, entry
);
221 assert(if_addr
!= LIST_FIRST(&global
.addr_list
));
224 while (!RB_EMPTY(global_adj_head
, &global
.adj_tree
)) {
225 adj
= RB_ROOT(global_adj_head
, &global
.adj_tree
);
227 adj_del(adj
, S_SHUTDOWN
);
237 log_info("ldp engine exiting");
243 ldpe_imsg_compose_parent(int type
, pid_t pid
, void *data
, uint16_t datalen
)
245 if (iev_main
->ibuf
.fd
== -1)
247 return (imsg_compose_event(iev_main
, type
, 0, pid
, -1, data
, datalen
));
251 ldpe_imsg_compose_parent_sync(int type
, pid_t pid
, void *data
, uint16_t datalen
)
253 if (iev_main_sync
->ibuf
.fd
== -1)
255 imsg_compose_event(iev_main_sync
, type
, 0, pid
, -1, data
, datalen
);
256 imsg_flush(&iev_main_sync
->ibuf
);
260 ldpe_imsg_compose_lde(int type
, uint32_t peerid
, pid_t pid
, void *data
,
263 if (iev_lde
->ibuf
.fd
== -1)
265 return (imsg_compose_event(iev_lde
, type
, peerid
, pid
, -1,
271 ldpe_dispatch_main(struct thread
*thread
)
273 static struct ldpd_conf
*nconf
;
274 struct iface
*niface
;
276 struct nbr_params
*nnbrp
;
277 static struct l2vpn
*l2vpn
, *nl2vpn
;
278 struct l2vpn_if
*lif
, *nlif
;
279 struct l2vpn_pw
*pw
, *npw
;
282 struct imsgev
*iev
= THREAD_ARG(thread
);
283 struct imsgbuf
*ibuf
= &iev
->ibuf
;
284 struct iface
*iface
= NULL
;
287 enum socket_type
*socket_type
;
288 static int disc_socket
= -1;
289 static int edisc_socket
= -1;
290 static int session_socket
= -1;
293 struct nbr_params
*nbrp
;
299 if ((n
= imsg_read(ibuf
)) == -1 && errno
!= EAGAIN
)
300 fatal("imsg_read error");
301 if (n
== 0) /* connection closed */
305 if ((n
= imsg_get(ibuf
, &imsg
)) == -1)
306 fatal("ldpe_dispatch_main: imsg_get error");
310 switch (imsg
.hdr
.type
) {
312 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
314 fatalx("IFSTATUS imsg with wrong len");
317 iface
= if_lookup_name(leconf
, kif
->ifname
);
319 if_update_info(iface
, kif
);
320 ldp_if_update(iface
, AF_UNSPEC
);
324 RB_FOREACH(l2vpn
, l2vpn_head
, &leconf
->l2vpn_tree
) {
325 lif
= l2vpn_if_find(l2vpn
, kif
->ifname
);
327 l2vpn_if_update_info(lif
, kif
);
328 l2vpn_if_update(lif
);
331 pw
= l2vpn_pw_find(l2vpn
, kif
->ifname
);
333 l2vpn_pw_update_info(pw
, kif
);
339 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
340 sizeof(struct kaddr
))
341 fatalx("NEWADDR imsg with wrong len");
343 if_addr_add(imsg
.data
);
346 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
347 sizeof(struct kaddr
))
348 fatalx("DELADDR imsg with wrong len");
350 if_addr_del(imsg
.data
);
352 case IMSG_SOCKET_IPC
:
354 log_warnx("%s: received unexpected imsg fd "
358 if ((fd
= imsg
.fd
) == -1) {
359 log_warnx("%s: expected to receive imsg fd to "
360 "lde but didn't receive any", __func__
);
364 if ((iev_lde
= malloc(sizeof(struct imsgev
))) == NULL
)
366 imsg_init(&iev_lde
->ibuf
, fd
);
367 iev_lde
->handler_read
= ldpe_dispatch_lde
;
368 iev_lde
->ev_read
= NULL
;
369 thread_add_read(master
, iev_lde
->handler_read
, iev_lde
, iev_lde
->ibuf
.fd
,
371 iev_lde
->handler_write
= ldp_write_handler
;
372 iev_lde
->ev_write
= NULL
;
375 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
376 sizeof(struct ldpd_init
))
377 fatalx("INIT imsg with wrong len");
379 memcpy(&init
, imsg
.data
, sizeof(init
));
382 case IMSG_CLOSE_SOCKETS
:
383 af
= imsg
.hdr
.peerid
;
385 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
388 session_shutdown(nbr
, S_SHUTDOWN
, 0, 0);
392 nbr
->auth
.method
= AUTH_NONE
;
394 ldpe_close_sockets(af
);
401 if ((ldp_af_conf_get(leconf
, af
))->flags
&
403 ldpe_imsg_compose_parent(IMSG_REQUEST_SOCKETS
,
406 case IMSG_SOCKET_NET
:
407 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
408 sizeof(enum socket_type
))
409 fatalx("SOCKET_NET imsg with wrong len");
410 socket_type
= imsg
.data
;
412 switch (*socket_type
) {
413 case LDP_SOCKET_DISC
:
414 disc_socket
= imsg
.fd
;
416 case LDP_SOCKET_EDISC
:
417 edisc_socket
= imsg
.fd
;
419 case LDP_SOCKET_SESSION
:
420 session_socket
= imsg
.fd
;
424 case IMSG_SETUP_SOCKETS
:
425 af
= imsg
.hdr
.peerid
;
426 if (disc_socket
== -1 || edisc_socket
== -1 ||
427 session_socket
== -1) {
428 if (disc_socket
!= -1)
430 if (edisc_socket
!= -1)
432 if (session_socket
!= -1)
433 close(session_socket
);
437 ldpe_setup_sockets(af
, disc_socket
, edisc_socket
,
441 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
444 nbr
->laddr
= (ldp_af_conf_get(leconf
,
447 nbrp
= nbr_params_find(leconf
, nbr
->id
);
449 nbr
->auth
.method
= nbrp
->auth
.method
;
450 if (pfkey_establish(nbr
, nbrp
) == -1)
451 fatalx("pfkey setup failed");
454 if (nbr_session_active_role(nbr
))
455 nbr_establish_connection(nbr
);
458 case IMSG_RTRID_UPDATE
:
459 memcpy(&global
.rtr_id
, imsg
.data
,
460 sizeof(global
.rtr_id
));
461 if (leconf
->rtr_id
.s_addr
== INADDR_ANY
) {
462 ldpe_reset_nbrs(AF_UNSPEC
);
464 if_update_all(AF_UNSPEC
);
465 tnbr_update_all(AF_UNSPEC
);
467 case IMSG_RECONF_CONF
:
468 if ((nconf
= malloc(sizeof(struct ldpd_conf
))) ==
471 memcpy(nconf
, imsg
.data
, sizeof(struct ldpd_conf
));
473 RB_INIT(iface_head
, &nconf
->iface_tree
);
474 RB_INIT(tnbr_head
, &nconf
->tnbr_tree
);
475 RB_INIT(nbrp_head
, &nconf
->nbrp_tree
);
476 RB_INIT(l2vpn_head
, &nconf
->l2vpn_tree
);
478 case IMSG_RECONF_IFACE
:
479 if ((niface
= malloc(sizeof(struct iface
))) == NULL
)
481 memcpy(niface
, imsg
.data
, sizeof(struct iface
));
483 RB_INSERT(iface_head
, &nconf
->iface_tree
, niface
);
485 case IMSG_RECONF_TNBR
:
486 if ((ntnbr
= malloc(sizeof(struct tnbr
))) == NULL
)
488 memcpy(ntnbr
, imsg
.data
, sizeof(struct tnbr
));
490 RB_INSERT(tnbr_head
, &nconf
->tnbr_tree
, ntnbr
);
492 case IMSG_RECONF_NBRP
:
493 if ((nnbrp
= malloc(sizeof(struct nbr_params
))) == NULL
)
495 memcpy(nnbrp
, imsg
.data
, sizeof(struct nbr_params
));
497 RB_INSERT(nbrp_head
, &nconf
->nbrp_tree
, nnbrp
);
499 case IMSG_RECONF_L2VPN
:
500 if ((nl2vpn
= malloc(sizeof(struct l2vpn
))) == NULL
)
502 memcpy(nl2vpn
, imsg
.data
, sizeof(struct l2vpn
));
504 RB_INIT(l2vpn_if_head
, &nl2vpn
->if_tree
);
505 RB_INIT(l2vpn_pw_head
, &nl2vpn
->pw_tree
);
506 RB_INIT(l2vpn_pw_head
, &nl2vpn
->pw_inactive_tree
);
508 RB_INSERT(l2vpn_head
, &nconf
->l2vpn_tree
, nl2vpn
);
510 case IMSG_RECONF_L2VPN_IF
:
511 if ((nlif
= malloc(sizeof(struct l2vpn_if
))) == NULL
)
513 memcpy(nlif
, imsg
.data
, sizeof(struct l2vpn_if
));
515 RB_INSERT(l2vpn_if_head
, &nl2vpn
->if_tree
, nlif
);
517 case IMSG_RECONF_L2VPN_PW
:
518 if ((npw
= malloc(sizeof(struct l2vpn_pw
))) == NULL
)
520 memcpy(npw
, imsg
.data
, sizeof(struct l2vpn_pw
));
522 RB_INSERT(l2vpn_pw_head
, &nl2vpn
->pw_tree
, npw
);
524 case IMSG_RECONF_L2VPN_IPW
:
525 if ((npw
= malloc(sizeof(struct l2vpn_pw
))) == NULL
)
527 memcpy(npw
, imsg
.data
, sizeof(struct l2vpn_pw
));
529 RB_INSERT(l2vpn_pw_head
, &nl2vpn
->pw_inactive_tree
, npw
);
531 case IMSG_RECONF_END
:
532 merge_config(leconf
, nconf
);
533 ldp_clear_config(nconf
);
535 global
.conf_seqnum
++;
538 control_imsg_relay(&imsg
);
540 case IMSG_DEBUG_UPDATE
:
541 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
543 log_warnx("%s: wrong imsg len", __func__
);
546 memcpy(&ldp_debug
, imsg
.data
, sizeof(ldp_debug
));
549 log_debug("ldpe_dispatch_main: error handling imsg %d",
558 /* this pipe is dead, so remove the event handlers and exit */
559 THREAD_READ_OFF(iev
->ev_read
);
560 THREAD_WRITE_OFF(iev
->ev_write
);
569 ldpe_dispatch_lde(struct thread
*thread
)
571 struct imsgev
*iev
= THREAD_ARG(thread
);
572 struct imsgbuf
*ibuf
= &iev
->ibuf
;
575 struct notify_msg
*nm
;
581 if ((n
= imsg_read(ibuf
)) == -1 && errno
!= EAGAIN
)
582 fatal("imsg_read error");
583 if (n
== 0) /* connection closed */
587 if ((n
= imsg_get(ibuf
, &imsg
)) == -1)
588 fatal("ldpe_dispatch_lde: imsg_get error");
592 switch (imsg
.hdr
.type
) {
593 case IMSG_MAPPING_ADD
:
594 case IMSG_RELEASE_ADD
:
595 case IMSG_REQUEST_ADD
:
596 case IMSG_WITHDRAW_ADD
:
597 if (imsg
.hdr
.len
- IMSG_HEADER_SIZE
!=
599 fatalx("invalid size of map request");
602 nbr
= nbr_find_peerid(imsg
.hdr
.peerid
);
604 log_debug("ldpe_dispatch_lde: cannot find "
608 if (nbr
->state
!= NBR_STA_OPER
)
611 switch (imsg
.hdr
.type
) {
612 case IMSG_MAPPING_ADD
:
613 mapping_list_add(&nbr
->mapping_list
, map
);
615 case IMSG_RELEASE_ADD
:
616 mapping_list_add(&nbr
->release_list
, map
);
618 case IMSG_REQUEST_ADD
:
619 mapping_list_add(&nbr
->request_list
, map
);
621 case IMSG_WITHDRAW_ADD
:
622 mapping_list_add(&nbr
->withdraw_list
, map
);
626 case IMSG_MAPPING_ADD_END
:
627 case IMSG_RELEASE_ADD_END
:
628 case IMSG_REQUEST_ADD_END
:
629 case IMSG_WITHDRAW_ADD_END
:
630 nbr
= nbr_find_peerid(imsg
.hdr
.peerid
);
632 log_debug("ldpe_dispatch_lde: cannot find "
636 if (nbr
->state
!= NBR_STA_OPER
)
639 switch (imsg
.hdr
.type
) {
640 case IMSG_MAPPING_ADD_END
:
641 send_labelmessage(nbr
, MSG_TYPE_LABELMAPPING
,
644 case IMSG_RELEASE_ADD_END
:
645 send_labelmessage(nbr
, MSG_TYPE_LABELRELEASE
,
648 case IMSG_REQUEST_ADD_END
:
649 send_labelmessage(nbr
, MSG_TYPE_LABELREQUEST
,
652 case IMSG_WITHDRAW_ADD_END
:
653 send_labelmessage(nbr
, MSG_TYPE_LABELWITHDRAW
,
654 &nbr
->withdraw_list
);
658 case IMSG_NOTIFICATION_SEND
:
659 if (imsg
.hdr
.len
- IMSG_HEADER_SIZE
!=
660 sizeof(struct notify_msg
))
661 fatalx("invalid size of OE request");
664 nbr
= nbr_find_peerid(imsg
.hdr
.peerid
);
666 log_debug("ldpe_dispatch_lde: cannot find "
670 if (nbr
->state
!= NBR_STA_OPER
)
673 send_notification_full(nbr
->tcp
, nm
);
676 case IMSG_CTL_SHOW_LIB_BEGIN
:
677 case IMSG_CTL_SHOW_LIB_RCVD
:
678 case IMSG_CTL_SHOW_LIB_SENT
:
679 case IMSG_CTL_SHOW_LIB_END
:
680 case IMSG_CTL_SHOW_L2VPN_PW
:
681 case IMSG_CTL_SHOW_L2VPN_BINDING
:
682 control_imsg_relay(&imsg
);
685 log_debug("ldpe_dispatch_lde: error handling imsg %d",
694 /* this pipe is dead, so remove the event handlers and exit */
695 THREAD_READ_OFF(iev
->ev_read
);
696 THREAD_WRITE_OFF(iev
->ev_write
);
706 ldpe_dispatch_pfkey(struct thread
*thread
)
708 int fd
= THREAD_FD(thread
);
711 thread_add_read(master
, ldpe_dispatch_pfkey
, NULL
, global
.pfkeysock
,
714 if (pfkey_read(fd
, NULL
) == -1)
715 fatal("pfkey_read failed, exiting...");
719 #endif /* __OpenBSD__ */
722 ldpe_setup_sockets(int af
, int disc_socket
, int edisc_socket
,
725 struct ldpd_af_global
*af_global
;
727 af_global
= ldp_af_global_get(&global
, af
);
729 /* discovery socket */
730 af_global
->ldp_disc_socket
= disc_socket
;
731 af_global
->disc_ev
= NULL
;
732 thread_add_read(master
, disc_recv_packet
, &af_global
->disc_ev
, af_global
->ldp_disc_socket
,
733 &af_global
->disc_ev
);
735 /* extended discovery socket */
736 af_global
->ldp_edisc_socket
= edisc_socket
;
737 af_global
->edisc_ev
= NULL
;
738 thread_add_read(master
, disc_recv_packet
, &af_global
->edisc_ev
, af_global
->ldp_edisc_socket
,
739 &af_global
->edisc_ev
);
742 af_global
->ldp_session_socket
= session_socket
;
743 accept_add(af_global
->ldp_session_socket
, session_accept
, NULL
);
747 ldpe_close_sockets(int af
)
749 struct ldpd_af_global
*af_global
;
751 af_global
= ldp_af_global_get(&global
, af
);
753 /* discovery socket */
754 THREAD_READ_OFF(af_global
->disc_ev
);
755 if (af_global
->ldp_disc_socket
!= -1) {
756 close(af_global
->ldp_disc_socket
);
757 af_global
->ldp_disc_socket
= -1;
760 /* extended discovery socket */
761 THREAD_READ_OFF(af_global
->edisc_ev
);
762 if (af_global
->ldp_edisc_socket
!= -1) {
763 close(af_global
->ldp_edisc_socket
);
764 af_global
->ldp_edisc_socket
= -1;
768 if (af_global
->ldp_session_socket
!= -1) {
769 accept_del(af_global
->ldp_session_socket
);
770 close(af_global
->ldp_session_socket
);
771 af_global
->ldp_session_socket
= -1;
776 ldpe_acl_check(char *acl_name
, int af
, union ldpd_addr
*addr
, uint8_t prefixlen
)
778 return ldp_acl_request(iev_main_sync
, acl_name
, af
, addr
, prefixlen
);
782 ldpe_reset_nbrs(int af
)
786 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
787 if (af
== AF_UNSPEC
|| nbr
->af
== af
)
788 session_shutdown(nbr
, S_SHUTDOWN
, 0, 0);
793 ldpe_reset_ds_nbrs(void)
797 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
799 session_shutdown(nbr
, S_SHUTDOWN
, 0, 0);
804 ldpe_remove_dynamic_tnbrs(int af
)
806 struct tnbr
*tnbr
, *safe
;
808 RB_FOREACH_SAFE(tnbr
, tnbr_head
, &leconf
->tnbr_tree
, safe
) {
812 tnbr
->flags
&= ~F_TNBR_DYNAMIC
;
813 tnbr_check(leconf
, tnbr
);
818 ldpe_stop_init_backoff(int af
)
822 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
823 if (nbr
->af
== af
&& nbr_pending_idtimer(nbr
)) {
824 nbr_stop_idtimer(nbr
);
825 nbr_establish_connection(nbr
);
831 ldpe_iface_af_ctl(struct ctl_conn
*c
, int af
, unsigned int idx
)
835 struct ctl_iface
*ictl
;
837 RB_FOREACH(iface
, iface_head
, &leconf
->iface_tree
) {
838 if (idx
== 0 || idx
== iface
->ifindex
) {
839 ia
= iface_af_get(iface
, af
);
843 ictl
= if_to_ctl(ia
);
844 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_INTERFACE
,
845 0, 0, -1, ictl
, sizeof(struct ctl_iface
));
851 ldpe_iface_ctl(struct ctl_conn
*c
, unsigned int idx
)
853 ldpe_iface_af_ctl(c
, AF_INET
, idx
);
854 ldpe_iface_af_ctl(c
, AF_INET6
, idx
);
858 ldpe_adj_ctl(struct ctl_conn
*c
)
861 struct ctl_adj
*actl
;
863 RB_FOREACH(adj
, global_adj_head
, &global
.adj_tree
) {
864 actl
= adj_to_ctl(adj
);
865 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISCOVERY
, 0, 0,
866 -1, actl
, sizeof(struct ctl_adj
));
869 imsg_compose_event(&c
->iev
, IMSG_CTL_END
, 0, 0, -1, NULL
, 0);
873 ldpe_adj_detail_ctl(struct ctl_conn
*c
)
878 struct ctl_adj
*actl
;
879 struct ctl_disc_if ictl
;
880 struct ctl_disc_tnbr tctl
;
882 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISCOVERY
, 0, 0, -1, NULL
, 0);
884 RB_FOREACH(iface
, iface_head
, &leconf
->iface_tree
) {
885 memset(&ictl
, 0, sizeof(ictl
));
886 ictl
.active_v4
= (iface
->ipv4
.state
== IF_STA_ACTIVE
);
887 ictl
.active_v6
= (iface
->ipv6
.state
== IF_STA_ACTIVE
);
889 if (!ictl
.active_v4
&& !ictl
.active_v6
)
892 strlcpy(ictl
.name
, iface
->name
, sizeof(ictl
.name
));
893 if (RB_EMPTY(ia_adj_head
, &iface
->ipv4
.adj_tree
) &&
894 RB_EMPTY(ia_adj_head
, &iface
->ipv6
.adj_tree
))
896 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_IFACE
, 0, 0,
897 -1, &ictl
, sizeof(ictl
));
899 RB_FOREACH(adj
, ia_adj_head
, &iface
->ipv4
.adj_tree
) {
900 actl
= adj_to_ctl(adj
);
901 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_ADJ
,
902 0, 0, -1, actl
, sizeof(struct ctl_adj
));
904 RB_FOREACH(adj
, ia_adj_head
, &iface
->ipv6
.adj_tree
) {
905 actl
= adj_to_ctl(adj
);
906 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_ADJ
,
907 0, 0, -1, actl
, sizeof(struct ctl_adj
));
911 RB_FOREACH(tnbr
, tnbr_head
, &leconf
->tnbr_tree
) {
912 memset(&tctl
, 0, sizeof(tctl
));
914 tctl
.addr
= tnbr
->addr
;
915 if (tnbr
->adj
== NULL
)
918 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_TNBR
, 0, 0,
919 -1, &tctl
, sizeof(tctl
));
921 if (tnbr
->adj
== NULL
)
924 actl
= adj_to_ctl(tnbr
->adj
);
925 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_ADJ
, 0, 0,
926 -1, actl
, sizeof(struct ctl_adj
));
929 imsg_compose_event(&c
->iev
, IMSG_CTL_END
, 0, 0, -1, NULL
, 0);
933 ldpe_nbr_ctl(struct ctl_conn
*c
)
936 struct ctl_adj
*actl
;
938 struct ctl_nbr
*nctl
;
940 RB_FOREACH(nbr
, nbr_addr_head
, &nbrs_by_addr
) {
941 if (nbr
->state
== NBR_STA_PRESENT
)
944 nctl
= nbr_to_ctl(nbr
);
945 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_NBR
, 0, 0, -1, nctl
,
946 sizeof(struct ctl_nbr
));
948 RB_FOREACH(adj
, nbr_adj_head
, &nbr
->adj_tree
) {
949 actl
= adj_to_ctl(adj
);
950 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_NBR_DISC
,
951 0, 0, -1, actl
, sizeof(struct ctl_adj
));
954 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_NBR_END
, 0, 0, -1,
957 imsg_compose_event(&c
->iev
, IMSG_CTL_END
, 0, 0, -1, NULL
, 0);
961 mapping_list_add(struct mapping_head
*mh
, struct map
*map
)
963 struct mapping_entry
*me
;
965 me
= calloc(1, sizeof(*me
));
970 TAILQ_INSERT_TAIL(mh
, me
, entry
);
974 mapping_list_clr(struct mapping_head
*mh
)
976 struct mapping_entry
*me
;
978 while ((me
= TAILQ_FIRST(mh
)) != NULL
) {
979 TAILQ_REMOVE(mh
, me
, entry
);
980 assert(me
!= TAILQ_FIRST(mh
));