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();
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
= thread_add_read(master
, iev_main
->handler_read
,
123 iev_main
, iev_main
->ibuf
.fd
);
124 iev_main
->handler_write
= ldp_write_handler
;
126 if ((iev_main_sync
= calloc(1, sizeof(struct imsgev
))) == NULL
)
128 imsg_init(&iev_main_sync
->ibuf
, LDPD_FD_SYNC
);
130 /* create base configuration */
131 leconf
= config_new_empty();
133 /* Fetch next active thread. */
134 while (thread_fetch(master
, &thread
))
135 thread_call(&thread
);
139 ldpe_init(struct ldpd_init
*init
)
141 /* drop privileges */
142 ldpe_privs
.user
= init
->user
;
143 ldpe_privs
.group
= init
->group
;
144 zprivs_init(&ldpe_privs
);
146 /* listen on ldpd control socket */
147 strlcpy(ctl_sock_path
, init
->ctl_sock_path
, sizeof(ctl_sock_path
));
148 if (control_init(ctl_sock_path
) == -1)
149 fatalx("control socket setup failed");
150 TAILQ_INIT(&ctl_conns
);
153 LIST_INIT(&global
.addr_list
);
154 RB_INIT(&global
.adj_tree
);
155 TAILQ_INIT(&global
.pending_conns
);
156 if (inet_pton(AF_INET
, AllRouters_v4
, &global
.mcast_addr_v4
) != 1)
158 if (inet_pton(AF_INET6
, AllRouters_v6
, &global
.mcast_addr_v6
) != 1)
161 global
.pfkeysock
= pfkey_init();
162 if (sysdep
.no_pfkey
== 0)
163 pfkey_ev
= thread_add_read(master
, ldpe_dispatch_pfkey
,
164 NULL
, global
.pfkeysock
);
167 /* mark sockets as closed */
168 global
.ipv4
.ldp_disc_socket
= -1;
169 global
.ipv4
.ldp_edisc_socket
= -1;
170 global
.ipv4
.ldp_session_socket
= -1;
171 global
.ipv6
.ldp_disc_socket
= -1;
172 global
.ipv6
.ldp_edisc_socket
= -1;
173 global
.ipv6
.ldp_session_socket
= -1;
175 if ((pkt_ptr
= calloc(1, IBUF_READ_SIZE
)) == NULL
)
184 struct if_addr
*if_addr
;
189 msgbuf_write(&iev_lde
->ibuf
.w
);
190 msgbuf_clear(&iev_lde
->ibuf
.w
);
191 close(iev_lde
->ibuf
.fd
);
193 msgbuf_write(&iev_main
->ibuf
.w
);
194 msgbuf_clear(&iev_main
->ibuf
.w
);
195 close(iev_main
->ibuf
.fd
);
196 msgbuf_clear(&iev_main_sync
->ibuf
.w
);
197 close(iev_main_sync
->ibuf
.fd
);
199 control_cleanup(ctl_sock_path
);
200 config_clear(leconf
);
203 if (sysdep
.no_pfkey
== 0) {
204 THREAD_READ_OFF(pfkey_ev
);
205 close(global
.pfkeysock
);
208 ldpe_close_sockets(AF_INET
);
209 ldpe_close_sockets(AF_INET6
);
211 /* remove addresses from global list */
212 while ((if_addr
= LIST_FIRST(&global
.addr_list
)) != NULL
) {
213 LIST_REMOVE(if_addr
, entry
);
216 while ((adj
= RB_ROOT(&global
.adj_tree
)) != NULL
)
217 adj_del(adj
, S_SHUTDOWN
);
226 log_info("ldp engine exiting");
232 ldpe_imsg_compose_parent(int type
, pid_t pid
, void *data
, uint16_t datalen
)
234 return (imsg_compose_event(iev_main
, type
, 0, pid
, -1, data
, datalen
));
238 ldpe_imsg_compose_parent_sync(int type
, pid_t pid
, void *data
, uint16_t datalen
)
240 imsg_compose_event(iev_main_sync
, type
, 0, pid
, -1, data
, datalen
);
241 imsg_flush(&iev_main_sync
->ibuf
);
245 ldpe_imsg_compose_lde(int type
, uint32_t peerid
, pid_t pid
, void *data
,
248 return (imsg_compose_event(iev_lde
, type
, peerid
, pid
, -1,
254 ldpe_dispatch_main(struct thread
*thread
)
256 static struct ldpd_conf
*nconf
;
257 struct iface
*niface
;
259 struct nbr_params
*nnbrp
;
260 static struct l2vpn
*l2vpn
, *nl2vpn
;
261 struct l2vpn_if
*lif
, *nlif
;
262 struct l2vpn_pw
*pw
, *npw
;
264 int fd
= THREAD_FD(thread
);
265 struct imsgev
*iev
= THREAD_ARG(thread
);
266 struct imsgbuf
*ibuf
= &iev
->ibuf
;
267 struct iface
*iface
= NULL
;
270 enum socket_type
*socket_type
;
271 static int disc_socket
= -1;
272 static int edisc_socket
= -1;
273 static int session_socket
= -1;
276 struct nbr_params
*nbrp
;
282 if ((n
= imsg_read(ibuf
)) == -1 && errno
!= EAGAIN
)
283 fatal("imsg_read error");
284 if (n
== 0) /* connection closed */
288 if ((n
= imsg_get(ibuf
, &imsg
)) == -1)
289 fatal("ldpe_dispatch_main: imsg_get error");
293 switch (imsg
.hdr
.type
) {
295 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
297 fatalx("IFSTATUS imsg with wrong len");
300 iface
= if_lookup_name(leconf
, kif
->ifname
);
302 if_update_info(iface
, kif
);
303 ldp_if_update(iface
, AF_UNSPEC
);
307 RB_FOREACH(l2vpn
, l2vpn_head
, &leconf
->l2vpn_tree
) {
308 lif
= l2vpn_if_find(l2vpn
, kif
->ifname
);
310 l2vpn_if_update_info(lif
, kif
);
311 l2vpn_if_update(lif
);
314 pw
= l2vpn_pw_find(l2vpn
, kif
->ifname
);
316 l2vpn_pw_update_info(pw
, kif
);
322 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
323 sizeof(struct kaddr
))
324 fatalx("NEWADDR imsg with wrong len");
326 if_addr_add(imsg
.data
);
329 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
330 sizeof(struct kaddr
))
331 fatalx("DELADDR imsg with wrong len");
333 if_addr_del(imsg
.data
);
335 case IMSG_SOCKET_IPC
:
337 log_warnx("%s: received unexpected imsg fd "
341 if ((fd
= imsg
.fd
) == -1) {
342 log_warnx("%s: expected to receive imsg fd to "
343 "lde but didn't receive any", __func__
);
347 if ((iev_lde
= malloc(sizeof(struct imsgev
))) == NULL
)
349 imsg_init(&iev_lde
->ibuf
, fd
);
350 iev_lde
->handler_read
= ldpe_dispatch_lde
;
351 iev_lde
->ev_read
= thread_add_read(master
,
352 iev_lde
->handler_read
, iev_lde
, iev_lde
->ibuf
.fd
);
353 iev_lde
->handler_write
= ldp_write_handler
;
354 iev_lde
->ev_write
= NULL
;
357 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
358 sizeof(struct ldpd_init
))
359 fatalx("INIT imsg with wrong len");
361 memcpy(&init
, imsg
.data
, sizeof(init
));
364 case IMSG_CLOSE_SOCKETS
:
365 af
= imsg
.hdr
.peerid
;
367 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
370 session_shutdown(nbr
, S_SHUTDOWN
, 0, 0);
374 nbr
->auth
.method
= AUTH_NONE
;
376 ldpe_close_sockets(af
);
383 if ((ldp_af_conf_get(leconf
, af
))->flags
&
385 ldpe_imsg_compose_parent(IMSG_REQUEST_SOCKETS
,
388 case IMSG_SOCKET_NET
:
389 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
390 sizeof(enum socket_type
))
391 fatalx("SOCKET_NET imsg with wrong len");
392 socket_type
= imsg
.data
;
394 switch (*socket_type
) {
395 case LDP_SOCKET_DISC
:
396 disc_socket
= imsg
.fd
;
398 case LDP_SOCKET_EDISC
:
399 edisc_socket
= imsg
.fd
;
401 case LDP_SOCKET_SESSION
:
402 session_socket
= imsg
.fd
;
406 case IMSG_SETUP_SOCKETS
:
407 af
= imsg
.hdr
.peerid
;
408 if (disc_socket
== -1 || edisc_socket
== -1 ||
409 session_socket
== -1) {
410 if (disc_socket
!= -1)
412 if (edisc_socket
!= -1)
414 if (session_socket
!= -1)
415 close(session_socket
);
419 ldpe_setup_sockets(af
, disc_socket
, edisc_socket
,
423 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
426 nbr
->laddr
= (ldp_af_conf_get(leconf
,
429 nbrp
= nbr_params_find(leconf
, nbr
->id
);
431 nbr
->auth
.method
= nbrp
->auth
.method
;
432 if (pfkey_establish(nbr
, nbrp
) == -1)
433 fatalx("pfkey setup failed");
436 if (nbr_session_active_role(nbr
))
437 nbr_establish_connection(nbr
);
440 case IMSG_RTRID_UPDATE
:
441 memcpy(&global
.rtr_id
, imsg
.data
,
442 sizeof(global
.rtr_id
));
443 if (leconf
->rtr_id
.s_addr
== INADDR_ANY
) {
444 ldpe_reset_nbrs(AF_UNSPEC
);
446 if_update_all(AF_UNSPEC
);
447 tnbr_update_all(AF_UNSPEC
);
449 case IMSG_RECONF_CONF
:
450 if ((nconf
= malloc(sizeof(struct ldpd_conf
))) ==
453 memcpy(nconf
, imsg
.data
, sizeof(struct ldpd_conf
));
455 RB_INIT(&nconf
->iface_tree
);
456 RB_INIT(&nconf
->tnbr_tree
);
457 RB_INIT(&nconf
->nbrp_tree
);
458 RB_INIT(&nconf
->l2vpn_tree
);
460 case IMSG_RECONF_IFACE
:
461 if ((niface
= malloc(sizeof(struct iface
))) == NULL
)
463 memcpy(niface
, imsg
.data
, sizeof(struct iface
));
465 RB_INSERT(iface_head
, &nconf
->iface_tree
, niface
);
467 case IMSG_RECONF_TNBR
:
468 if ((ntnbr
= malloc(sizeof(struct tnbr
))) == NULL
)
470 memcpy(ntnbr
, imsg
.data
, sizeof(struct tnbr
));
472 RB_INSERT(tnbr_head
, &nconf
->tnbr_tree
, ntnbr
);
474 case IMSG_RECONF_NBRP
:
475 if ((nnbrp
= malloc(sizeof(struct nbr_params
))) == NULL
)
477 memcpy(nnbrp
, imsg
.data
, sizeof(struct nbr_params
));
479 RB_INSERT(nbrp_head
, &nconf
->nbrp_tree
, nnbrp
);
481 case IMSG_RECONF_L2VPN
:
482 if ((nl2vpn
= malloc(sizeof(struct l2vpn
))) == NULL
)
484 memcpy(nl2vpn
, imsg
.data
, sizeof(struct l2vpn
));
486 RB_INIT(&nl2vpn
->if_tree
);
487 RB_INIT(&nl2vpn
->pw_tree
);
488 RB_INIT(&nl2vpn
->pw_inactive_tree
);
490 RB_INSERT(l2vpn_head
, &nconf
->l2vpn_tree
, nl2vpn
);
492 case IMSG_RECONF_L2VPN_IF
:
493 if ((nlif
= malloc(sizeof(struct l2vpn_if
))) == NULL
)
495 memcpy(nlif
, imsg
.data
, sizeof(struct l2vpn_if
));
497 RB_INSERT(l2vpn_if_head
, &nl2vpn
->if_tree
, nlif
);
499 case IMSG_RECONF_L2VPN_PW
:
500 if ((npw
= malloc(sizeof(struct l2vpn_pw
))) == NULL
)
502 memcpy(npw
, imsg
.data
, sizeof(struct l2vpn_pw
));
504 RB_INSERT(l2vpn_pw_head
, &nl2vpn
->pw_tree
, npw
);
506 case IMSG_RECONF_L2VPN_IPW
:
507 if ((npw
= malloc(sizeof(struct l2vpn_pw
))) == NULL
)
509 memcpy(npw
, imsg
.data
, sizeof(struct l2vpn_pw
));
511 RB_INSERT(l2vpn_pw_head
, &nl2vpn
->pw_inactive_tree
, npw
);
513 case IMSG_RECONF_END
:
514 merge_config(leconf
, nconf
);
515 ldp_clear_config(nconf
);
517 global
.conf_seqnum
++;
520 control_imsg_relay(&imsg
);
522 case IMSG_DEBUG_UPDATE
:
523 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
525 log_warnx("%s: wrong imsg len", __func__
);
528 memcpy(&ldp_debug
, imsg
.data
, sizeof(ldp_debug
));
531 log_debug("ldpe_dispatch_main: error handling imsg %d",
540 /* this pipe is dead, so remove the event handlers and exit */
541 THREAD_READ_OFF(iev
->ev_read
);
542 THREAD_WRITE_OFF(iev
->ev_write
);
551 ldpe_dispatch_lde(struct thread
*thread
)
553 struct imsgev
*iev
= THREAD_ARG(thread
);
554 struct imsgbuf
*ibuf
= &iev
->ibuf
;
557 struct notify_msg
*nm
;
563 if ((n
= imsg_read(ibuf
)) == -1 && errno
!= EAGAIN
)
564 fatal("imsg_read error");
565 if (n
== 0) /* connection closed */
569 if ((n
= imsg_get(ibuf
, &imsg
)) == -1)
570 fatal("ldpe_dispatch_lde: imsg_get error");
574 switch (imsg
.hdr
.type
) {
575 case IMSG_MAPPING_ADD
:
576 case IMSG_RELEASE_ADD
:
577 case IMSG_REQUEST_ADD
:
578 case IMSG_WITHDRAW_ADD
:
579 if (imsg
.hdr
.len
- IMSG_HEADER_SIZE
!=
581 fatalx("invalid size of map request");
584 nbr
= nbr_find_peerid(imsg
.hdr
.peerid
);
586 log_debug("ldpe_dispatch_lde: cannot find "
590 if (nbr
->state
!= NBR_STA_OPER
)
593 switch (imsg
.hdr
.type
) {
594 case IMSG_MAPPING_ADD
:
595 mapping_list_add(&nbr
->mapping_list
, map
);
597 case IMSG_RELEASE_ADD
:
598 mapping_list_add(&nbr
->release_list
, map
);
600 case IMSG_REQUEST_ADD
:
601 mapping_list_add(&nbr
->request_list
, map
);
603 case IMSG_WITHDRAW_ADD
:
604 mapping_list_add(&nbr
->withdraw_list
, map
);
608 case IMSG_MAPPING_ADD_END
:
609 case IMSG_RELEASE_ADD_END
:
610 case IMSG_REQUEST_ADD_END
:
611 case IMSG_WITHDRAW_ADD_END
:
612 nbr
= nbr_find_peerid(imsg
.hdr
.peerid
);
614 log_debug("ldpe_dispatch_lde: cannot find "
618 if (nbr
->state
!= NBR_STA_OPER
)
621 switch (imsg
.hdr
.type
) {
622 case IMSG_MAPPING_ADD_END
:
623 send_labelmessage(nbr
, MSG_TYPE_LABELMAPPING
,
626 case IMSG_RELEASE_ADD_END
:
627 send_labelmessage(nbr
, MSG_TYPE_LABELRELEASE
,
630 case IMSG_REQUEST_ADD_END
:
631 send_labelmessage(nbr
, MSG_TYPE_LABELREQUEST
,
634 case IMSG_WITHDRAW_ADD_END
:
635 send_labelmessage(nbr
, MSG_TYPE_LABELWITHDRAW
,
636 &nbr
->withdraw_list
);
640 case IMSG_NOTIFICATION_SEND
:
641 if (imsg
.hdr
.len
- IMSG_HEADER_SIZE
!=
642 sizeof(struct notify_msg
))
643 fatalx("invalid size of OE request");
646 nbr
= nbr_find_peerid(imsg
.hdr
.peerid
);
648 log_debug("ldpe_dispatch_lde: cannot find "
652 if (nbr
->state
!= NBR_STA_OPER
)
655 send_notification_full(nbr
->tcp
, nm
);
658 case IMSG_CTL_SHOW_LIB_BEGIN
:
659 case IMSG_CTL_SHOW_LIB_RCVD
:
660 case IMSG_CTL_SHOW_LIB_SENT
:
661 case IMSG_CTL_SHOW_LIB_END
:
662 case IMSG_CTL_SHOW_L2VPN_PW
:
663 case IMSG_CTL_SHOW_L2VPN_BINDING
:
664 control_imsg_relay(&imsg
);
667 log_debug("ldpe_dispatch_lde: error handling imsg %d",
676 /* this pipe is dead, so remove the event handlers and exit */
677 THREAD_READ_OFF(iev
->ev_read
);
678 THREAD_WRITE_OFF(iev
->ev_write
);
688 ldpe_dispatch_pfkey(struct thread
*thread
)
690 int fd
= THREAD_FD(thread
);
692 pfkey_ev
= thread_add_read(master
, ldpe_dispatch_pfkey
,
693 NULL
, global
.pfkeysock
);
695 if (pfkey_read(fd
, NULL
) == -1)
696 fatal("pfkey_read failed, exiting...");
700 #endif /* __OpenBSD__ */
703 ldpe_setup_sockets(int af
, int disc_socket
, int edisc_socket
,
706 struct ldpd_af_global
*af_global
;
708 af_global
= ldp_af_global_get(&global
, af
);
710 /* discovery socket */
711 af_global
->ldp_disc_socket
= disc_socket
;
712 af_global
->disc_ev
= thread_add_read(master
, disc_recv_packet
,
713 &af_global
->disc_ev
, af_global
->ldp_disc_socket
);
715 /* extended discovery socket */
716 af_global
->ldp_edisc_socket
= edisc_socket
;
717 af_global
->edisc_ev
= thread_add_read(master
, disc_recv_packet
,
718 &af_global
->edisc_ev
, af_global
->ldp_edisc_socket
);
721 af_global
->ldp_session_socket
= session_socket
;
722 accept_add(af_global
->ldp_session_socket
, session_accept
, NULL
);
726 ldpe_close_sockets(int af
)
728 struct ldpd_af_global
*af_global
;
730 af_global
= ldp_af_global_get(&global
, af
);
732 /* discovery socket */
733 THREAD_READ_OFF(af_global
->disc_ev
);
734 if (af_global
->ldp_disc_socket
!= -1) {
735 close(af_global
->ldp_disc_socket
);
736 af_global
->ldp_disc_socket
= -1;
739 /* extended discovery socket */
740 THREAD_READ_OFF(af_global
->edisc_ev
);
741 if (af_global
->ldp_edisc_socket
!= -1) {
742 close(af_global
->ldp_edisc_socket
);
743 af_global
->ldp_edisc_socket
= -1;
747 if (af_global
->ldp_session_socket
!= -1) {
748 accept_del(af_global
->ldp_session_socket
);
749 close(af_global
->ldp_session_socket
);
750 af_global
->ldp_session_socket
= -1;
755 ldpe_acl_check(char *acl_name
, int af
, union ldpd_addr
*addr
, uint8_t prefixlen
)
757 return ldp_acl_request(iev_main_sync
, acl_name
, af
, addr
, prefixlen
);
761 ldpe_reset_nbrs(int af
)
765 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
766 if (af
== AF_UNSPEC
|| nbr
->af
== af
)
767 session_shutdown(nbr
, S_SHUTDOWN
, 0, 0);
772 ldpe_reset_ds_nbrs(void)
776 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
778 session_shutdown(nbr
, S_SHUTDOWN
, 0, 0);
783 ldpe_remove_dynamic_tnbrs(int af
)
785 struct tnbr
*tnbr
, *safe
;
787 RB_FOREACH_SAFE(tnbr
, tnbr_head
, &leconf
->tnbr_tree
, safe
) {
791 tnbr
->flags
&= ~F_TNBR_DYNAMIC
;
792 tnbr_check(leconf
, tnbr
);
797 ldpe_stop_init_backoff(int af
)
801 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
802 if (nbr
->af
== af
&& nbr_pending_idtimer(nbr
)) {
803 nbr_stop_idtimer(nbr
);
804 nbr_establish_connection(nbr
);
810 ldpe_iface_af_ctl(struct ctl_conn
*c
, int af
, unsigned int idx
)
814 struct ctl_iface
*ictl
;
816 RB_FOREACH(iface
, iface_head
, &leconf
->iface_tree
) {
817 if (idx
== 0 || idx
== iface
->ifindex
) {
818 ia
= iface_af_get(iface
, af
);
822 ictl
= if_to_ctl(ia
);
823 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_INTERFACE
,
824 0, 0, -1, ictl
, sizeof(struct ctl_iface
));
830 ldpe_iface_ctl(struct ctl_conn
*c
, unsigned int idx
)
832 ldpe_iface_af_ctl(c
, AF_INET
, idx
);
833 ldpe_iface_af_ctl(c
, AF_INET6
, idx
);
837 ldpe_adj_ctl(struct ctl_conn
*c
)
840 struct ctl_adj
*actl
;
842 RB_FOREACH(adj
, global_adj_head
, &global
.adj_tree
) {
843 actl
= adj_to_ctl(adj
);
844 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISCOVERY
, 0, 0,
845 -1, actl
, sizeof(struct ctl_adj
));
848 imsg_compose_event(&c
->iev
, IMSG_CTL_END
, 0, 0, -1, NULL
, 0);
852 ldpe_adj_detail_ctl(struct ctl_conn
*c
)
857 struct ctl_adj
*actl
;
858 struct ctl_disc_if ictl
;
859 struct ctl_disc_tnbr tctl
;
861 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISCOVERY
, 0, 0, -1, NULL
, 0);
863 RB_FOREACH(iface
, iface_head
, &leconf
->iface_tree
) {
864 memset(&ictl
, 0, sizeof(ictl
));
865 ictl
.active_v4
= (iface
->ipv4
.state
== IF_STA_ACTIVE
);
866 ictl
.active_v6
= (iface
->ipv6
.state
== IF_STA_ACTIVE
);
868 if (!ictl
.active_v4
&& !ictl
.active_v6
)
871 strlcpy(ictl
.name
, iface
->name
, sizeof(ictl
.name
));
872 if (RB_EMPTY(&iface
->ipv4
.adj_tree
) &&
873 RB_EMPTY(&iface
->ipv6
.adj_tree
))
875 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_IFACE
, 0, 0,
876 -1, &ictl
, sizeof(ictl
));
878 RB_FOREACH(adj
, ia_adj_head
, &iface
->ipv4
.adj_tree
) {
879 actl
= adj_to_ctl(adj
);
880 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_ADJ
,
881 0, 0, -1, actl
, sizeof(struct ctl_adj
));
883 RB_FOREACH(adj
, ia_adj_head
, &iface
->ipv6
.adj_tree
) {
884 actl
= adj_to_ctl(adj
);
885 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_ADJ
,
886 0, 0, -1, actl
, sizeof(struct ctl_adj
));
890 RB_FOREACH(tnbr
, tnbr_head
, &leconf
->tnbr_tree
) {
891 memset(&tctl
, 0, sizeof(tctl
));
893 tctl
.addr
= tnbr
->addr
;
894 if (tnbr
->adj
== NULL
)
897 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_TNBR
, 0, 0,
898 -1, &tctl
, sizeof(tctl
));
900 if (tnbr
->adj
== NULL
)
903 actl
= adj_to_ctl(tnbr
->adj
);
904 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_ADJ
, 0, 0,
905 -1, actl
, sizeof(struct ctl_adj
));
908 imsg_compose_event(&c
->iev
, IMSG_CTL_END
, 0, 0, -1, NULL
, 0);
912 ldpe_nbr_ctl(struct ctl_conn
*c
)
915 struct ctl_adj
*actl
;
917 struct ctl_nbr
*nctl
;
919 RB_FOREACH(nbr
, nbr_addr_head
, &nbrs_by_addr
) {
920 if (nbr
->state
== NBR_STA_PRESENT
)
923 nctl
= nbr_to_ctl(nbr
);
924 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_NBR
, 0, 0, -1, nctl
,
925 sizeof(struct ctl_nbr
));
927 RB_FOREACH(adj
, nbr_adj_head
, &nbr
->adj_tree
) {
928 actl
= adj_to_ctl(adj
);
929 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_NBR_DISC
,
930 0, 0, -1, actl
, sizeof(struct ctl_adj
));
933 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_NBR_END
, 0, 0, -1,
936 imsg_compose_event(&c
->iev
, IMSG_CTL_END
, 0, 0, -1, NULL
, 0);
940 mapping_list_add(struct mapping_head
*mh
, struct map
*map
)
942 struct mapping_entry
*me
;
944 me
= calloc(1, sizeof(*me
));
949 TAILQ_INSERT_TAIL(mh
, me
, entry
);
953 mapping_list_clr(struct mapping_head
*mh
)
955 struct mapping_entry
*me
;
957 while ((me
= TAILQ_FIRST(mh
)) != NULL
) {
958 TAILQ_REMOVE(mh
, me
, entry
);