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
= 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
)
142 /* drop privileges */
143 ldpe_privs
.user
= init
->user
;
144 ldpe_privs
.group
= init
->group
;
145 zprivs_init(&ldpe_privs
);
147 /* listen on ldpd control socket */
148 strlcpy(ctl_sock_path
, init
->ctl_sock_path
, sizeof(ctl_sock_path
));
149 if (control_init(ctl_sock_path
) == -1)
150 fatalx("control socket setup failed");
151 TAILQ_INIT(&ctl_conns
);
154 LIST_INIT(&global
.addr_list
);
155 RB_INIT(global_adj_head
, &global
.adj_tree
);
156 TAILQ_INIT(&global
.pending_conns
);
157 if (inet_pton(AF_INET
, AllRouters_v4
, &global
.mcast_addr_v4
) != 1)
159 if (inet_pton(AF_INET6
, AllRouters_v6
, &global
.mcast_addr_v6
) != 1)
162 global
.pfkeysock
= pfkey_init();
163 if (sysdep
.no_pfkey
== 0) {
165 thread_add_read(master
, ldpe_dispatch_pfkey
, NULL
, global
.pfkeysock
,
170 /* mark sockets as closed */
171 global
.ipv4
.ldp_disc_socket
= -1;
172 global
.ipv4
.ldp_edisc_socket
= -1;
173 global
.ipv4
.ldp_session_socket
= -1;
174 global
.ipv6
.ldp_disc_socket
= -1;
175 global
.ipv6
.ldp_edisc_socket
= -1;
176 global
.ipv6
.ldp_session_socket
= -1;
178 if ((pkt_ptr
= calloc(1, IBUF_READ_SIZE
)) == NULL
)
187 struct if_addr
*if_addr
;
192 msgbuf_write(&iev_lde
->ibuf
.w
);
193 msgbuf_clear(&iev_lde
->ibuf
.w
);
194 close(iev_lde
->ibuf
.fd
);
196 msgbuf_write(&iev_main
->ibuf
.w
);
197 msgbuf_clear(&iev_main
->ibuf
.w
);
198 close(iev_main
->ibuf
.fd
);
199 msgbuf_clear(&iev_main_sync
->ibuf
.w
);
200 close(iev_main_sync
->ibuf
.fd
);
202 control_cleanup(ctl_sock_path
);
203 config_clear(leconf
);
206 if (sysdep
.no_pfkey
== 0) {
207 THREAD_READ_OFF(pfkey_ev
);
208 close(global
.pfkeysock
);
211 ldpe_close_sockets(AF_INET
);
212 ldpe_close_sockets(AF_INET6
);
214 /* remove addresses from global list */
215 while ((if_addr
= LIST_FIRST(&global
.addr_list
)) != NULL
) {
216 LIST_REMOVE(if_addr
, entry
);
219 while ((adj
= RB_ROOT(global_adj_head
, &global
.adj_tree
)) != NULL
)
220 adj_del(adj
, S_SHUTDOWN
);
229 log_info("ldp engine exiting");
235 ldpe_imsg_compose_parent(int type
, pid_t pid
, void *data
, uint16_t datalen
)
237 return (imsg_compose_event(iev_main
, type
, 0, pid
, -1, data
, datalen
));
241 ldpe_imsg_compose_parent_sync(int type
, pid_t pid
, void *data
, uint16_t datalen
)
243 imsg_compose_event(iev_main_sync
, type
, 0, pid
, -1, data
, datalen
);
244 imsg_flush(&iev_main_sync
->ibuf
);
248 ldpe_imsg_compose_lde(int type
, uint32_t peerid
, pid_t pid
, void *data
,
251 return (imsg_compose_event(iev_lde
, type
, peerid
, pid
, -1,
257 ldpe_dispatch_main(struct thread
*thread
)
259 static struct ldpd_conf
*nconf
;
260 struct iface
*niface
;
262 struct nbr_params
*nnbrp
;
263 static struct l2vpn
*l2vpn
, *nl2vpn
;
264 struct l2vpn_if
*lif
, *nlif
;
265 struct l2vpn_pw
*pw
, *npw
;
267 int fd
= THREAD_FD(thread
);
268 struct imsgev
*iev
= THREAD_ARG(thread
);
269 struct imsgbuf
*ibuf
= &iev
->ibuf
;
270 struct iface
*iface
= NULL
;
273 enum socket_type
*socket_type
;
274 static int disc_socket
= -1;
275 static int edisc_socket
= -1;
276 static int session_socket
= -1;
279 struct nbr_params
*nbrp
;
285 if ((n
= imsg_read(ibuf
)) == -1 && errno
!= EAGAIN
)
286 fatal("imsg_read error");
287 if (n
== 0) /* connection closed */
291 if ((n
= imsg_get(ibuf
, &imsg
)) == -1)
292 fatal("ldpe_dispatch_main: imsg_get error");
296 switch (imsg
.hdr
.type
) {
298 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
300 fatalx("IFSTATUS imsg with wrong len");
303 iface
= if_lookup_name(leconf
, kif
->ifname
);
305 if_update_info(iface
, kif
);
306 ldp_if_update(iface
, AF_UNSPEC
);
310 RB_FOREACH(l2vpn
, l2vpn_head
, &leconf
->l2vpn_tree
) {
311 lif
= l2vpn_if_find(l2vpn
, kif
->ifname
);
313 l2vpn_if_update_info(lif
, kif
);
314 l2vpn_if_update(lif
);
317 pw
= l2vpn_pw_find(l2vpn
, kif
->ifname
);
319 l2vpn_pw_update_info(pw
, kif
);
325 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
326 sizeof(struct kaddr
))
327 fatalx("NEWADDR imsg with wrong len");
329 if_addr_add(imsg
.data
);
332 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
333 sizeof(struct kaddr
))
334 fatalx("DELADDR imsg with wrong len");
336 if_addr_del(imsg
.data
);
338 case IMSG_SOCKET_IPC
:
340 log_warnx("%s: received unexpected imsg fd "
344 if ((fd
= imsg
.fd
) == -1) {
345 log_warnx("%s: expected to receive imsg fd to "
346 "lde but didn't receive any", __func__
);
350 if ((iev_lde
= malloc(sizeof(struct imsgev
))) == NULL
)
352 imsg_init(&iev_lde
->ibuf
, fd
);
353 iev_lde
->handler_read
= ldpe_dispatch_lde
;
354 iev_lde
->ev_read
= NULL
;
355 thread_add_read(master
, iev_lde
->handler_read
, iev_lde
, iev_lde
->ibuf
.fd
,
357 iev_lde
->handler_write
= ldp_write_handler
;
358 iev_lde
->ev_write
= NULL
;
361 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
362 sizeof(struct ldpd_init
))
363 fatalx("INIT imsg with wrong len");
365 memcpy(&init
, imsg
.data
, sizeof(init
));
368 case IMSG_CLOSE_SOCKETS
:
369 af
= imsg
.hdr
.peerid
;
371 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
374 session_shutdown(nbr
, S_SHUTDOWN
, 0, 0);
378 nbr
->auth
.method
= AUTH_NONE
;
380 ldpe_close_sockets(af
);
387 if ((ldp_af_conf_get(leconf
, af
))->flags
&
389 ldpe_imsg_compose_parent(IMSG_REQUEST_SOCKETS
,
392 case IMSG_SOCKET_NET
:
393 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
394 sizeof(enum socket_type
))
395 fatalx("SOCKET_NET imsg with wrong len");
396 socket_type
= imsg
.data
;
398 switch (*socket_type
) {
399 case LDP_SOCKET_DISC
:
400 disc_socket
= imsg
.fd
;
402 case LDP_SOCKET_EDISC
:
403 edisc_socket
= imsg
.fd
;
405 case LDP_SOCKET_SESSION
:
406 session_socket
= imsg
.fd
;
410 case IMSG_SETUP_SOCKETS
:
411 af
= imsg
.hdr
.peerid
;
412 if (disc_socket
== -1 || edisc_socket
== -1 ||
413 session_socket
== -1) {
414 if (disc_socket
!= -1)
416 if (edisc_socket
!= -1)
418 if (session_socket
!= -1)
419 close(session_socket
);
423 ldpe_setup_sockets(af
, disc_socket
, edisc_socket
,
427 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
430 nbr
->laddr
= (ldp_af_conf_get(leconf
,
433 nbrp
= nbr_params_find(leconf
, nbr
->id
);
435 nbr
->auth
.method
= nbrp
->auth
.method
;
436 if (pfkey_establish(nbr
, nbrp
) == -1)
437 fatalx("pfkey setup failed");
440 if (nbr_session_active_role(nbr
))
441 nbr_establish_connection(nbr
);
444 case IMSG_RTRID_UPDATE
:
445 memcpy(&global
.rtr_id
, imsg
.data
,
446 sizeof(global
.rtr_id
));
447 if (leconf
->rtr_id
.s_addr
== INADDR_ANY
) {
448 ldpe_reset_nbrs(AF_UNSPEC
);
450 if_update_all(AF_UNSPEC
);
451 tnbr_update_all(AF_UNSPEC
);
453 case IMSG_RECONF_CONF
:
454 if ((nconf
= malloc(sizeof(struct ldpd_conf
))) ==
457 memcpy(nconf
, imsg
.data
, sizeof(struct ldpd_conf
));
459 RB_INIT(iface_head
, &nconf
->iface_tree
);
460 RB_INIT(tnbr_head
, &nconf
->tnbr_tree
);
461 RB_INIT(nbrp_head
, &nconf
->nbrp_tree
);
462 RB_INIT(l2vpn_head
, &nconf
->l2vpn_tree
);
464 case IMSG_RECONF_IFACE
:
465 if ((niface
= malloc(sizeof(struct iface
))) == NULL
)
467 memcpy(niface
, imsg
.data
, sizeof(struct iface
));
469 RB_INSERT(iface_head
, &nconf
->iface_tree
, niface
);
471 case IMSG_RECONF_TNBR
:
472 if ((ntnbr
= malloc(sizeof(struct tnbr
))) == NULL
)
474 memcpy(ntnbr
, imsg
.data
, sizeof(struct tnbr
));
476 RB_INSERT(tnbr_head
, &nconf
->tnbr_tree
, ntnbr
);
478 case IMSG_RECONF_NBRP
:
479 if ((nnbrp
= malloc(sizeof(struct nbr_params
))) == NULL
)
481 memcpy(nnbrp
, imsg
.data
, sizeof(struct nbr_params
));
483 RB_INSERT(nbrp_head
, &nconf
->nbrp_tree
, nnbrp
);
485 case IMSG_RECONF_L2VPN
:
486 if ((nl2vpn
= malloc(sizeof(struct l2vpn
))) == NULL
)
488 memcpy(nl2vpn
, imsg
.data
, sizeof(struct l2vpn
));
490 RB_INIT(l2vpn_if_head
, &nl2vpn
->if_tree
);
491 RB_INIT(l2vpn_pw_head
, &nl2vpn
->pw_tree
);
492 RB_INIT(l2vpn_pw_head
, &nl2vpn
->pw_inactive_tree
);
494 RB_INSERT(l2vpn_head
, &nconf
->l2vpn_tree
, nl2vpn
);
496 case IMSG_RECONF_L2VPN_IF
:
497 if ((nlif
= malloc(sizeof(struct l2vpn_if
))) == NULL
)
499 memcpy(nlif
, imsg
.data
, sizeof(struct l2vpn_if
));
501 RB_INSERT(l2vpn_if_head
, &nl2vpn
->if_tree
, nlif
);
503 case IMSG_RECONF_L2VPN_PW
:
504 if ((npw
= malloc(sizeof(struct l2vpn_pw
))) == NULL
)
506 memcpy(npw
, imsg
.data
, sizeof(struct l2vpn_pw
));
508 RB_INSERT(l2vpn_pw_head
, &nl2vpn
->pw_tree
, npw
);
510 case IMSG_RECONF_L2VPN_IPW
:
511 if ((npw
= malloc(sizeof(struct l2vpn_pw
))) == NULL
)
513 memcpy(npw
, imsg
.data
, sizeof(struct l2vpn_pw
));
515 RB_INSERT(l2vpn_pw_head
, &nl2vpn
->pw_inactive_tree
, npw
);
517 case IMSG_RECONF_END
:
518 merge_config(leconf
, nconf
);
519 ldp_clear_config(nconf
);
521 global
.conf_seqnum
++;
524 control_imsg_relay(&imsg
);
526 case IMSG_DEBUG_UPDATE
:
527 if (imsg
.hdr
.len
!= IMSG_HEADER_SIZE
+
529 log_warnx("%s: wrong imsg len", __func__
);
532 memcpy(&ldp_debug
, imsg
.data
, sizeof(ldp_debug
));
535 log_debug("ldpe_dispatch_main: error handling imsg %d",
544 /* this pipe is dead, so remove the event handlers and exit */
545 THREAD_READ_OFF(iev
->ev_read
);
546 THREAD_WRITE_OFF(iev
->ev_write
);
555 ldpe_dispatch_lde(struct thread
*thread
)
557 struct imsgev
*iev
= THREAD_ARG(thread
);
558 struct imsgbuf
*ibuf
= &iev
->ibuf
;
561 struct notify_msg
*nm
;
567 if ((n
= imsg_read(ibuf
)) == -1 && errno
!= EAGAIN
)
568 fatal("imsg_read error");
569 if (n
== 0) /* connection closed */
573 if ((n
= imsg_get(ibuf
, &imsg
)) == -1)
574 fatal("ldpe_dispatch_lde: imsg_get error");
578 switch (imsg
.hdr
.type
) {
579 case IMSG_MAPPING_ADD
:
580 case IMSG_RELEASE_ADD
:
581 case IMSG_REQUEST_ADD
:
582 case IMSG_WITHDRAW_ADD
:
583 if (imsg
.hdr
.len
- IMSG_HEADER_SIZE
!=
585 fatalx("invalid size of map request");
588 nbr
= nbr_find_peerid(imsg
.hdr
.peerid
);
590 log_debug("ldpe_dispatch_lde: cannot find "
594 if (nbr
->state
!= NBR_STA_OPER
)
597 switch (imsg
.hdr
.type
) {
598 case IMSG_MAPPING_ADD
:
599 mapping_list_add(&nbr
->mapping_list
, map
);
601 case IMSG_RELEASE_ADD
:
602 mapping_list_add(&nbr
->release_list
, map
);
604 case IMSG_REQUEST_ADD
:
605 mapping_list_add(&nbr
->request_list
, map
);
607 case IMSG_WITHDRAW_ADD
:
608 mapping_list_add(&nbr
->withdraw_list
, map
);
612 case IMSG_MAPPING_ADD_END
:
613 case IMSG_RELEASE_ADD_END
:
614 case IMSG_REQUEST_ADD_END
:
615 case IMSG_WITHDRAW_ADD_END
:
616 nbr
= nbr_find_peerid(imsg
.hdr
.peerid
);
618 log_debug("ldpe_dispatch_lde: cannot find "
622 if (nbr
->state
!= NBR_STA_OPER
)
625 switch (imsg
.hdr
.type
) {
626 case IMSG_MAPPING_ADD_END
:
627 send_labelmessage(nbr
, MSG_TYPE_LABELMAPPING
,
630 case IMSG_RELEASE_ADD_END
:
631 send_labelmessage(nbr
, MSG_TYPE_LABELRELEASE
,
634 case IMSG_REQUEST_ADD_END
:
635 send_labelmessage(nbr
, MSG_TYPE_LABELREQUEST
,
638 case IMSG_WITHDRAW_ADD_END
:
639 send_labelmessage(nbr
, MSG_TYPE_LABELWITHDRAW
,
640 &nbr
->withdraw_list
);
644 case IMSG_NOTIFICATION_SEND
:
645 if (imsg
.hdr
.len
- IMSG_HEADER_SIZE
!=
646 sizeof(struct notify_msg
))
647 fatalx("invalid size of OE request");
650 nbr
= nbr_find_peerid(imsg
.hdr
.peerid
);
652 log_debug("ldpe_dispatch_lde: cannot find "
656 if (nbr
->state
!= NBR_STA_OPER
)
659 send_notification_full(nbr
->tcp
, nm
);
662 case IMSG_CTL_SHOW_LIB_BEGIN
:
663 case IMSG_CTL_SHOW_LIB_RCVD
:
664 case IMSG_CTL_SHOW_LIB_SENT
:
665 case IMSG_CTL_SHOW_LIB_END
:
666 case IMSG_CTL_SHOW_L2VPN_PW
:
667 case IMSG_CTL_SHOW_L2VPN_BINDING
:
668 control_imsg_relay(&imsg
);
671 log_debug("ldpe_dispatch_lde: error handling imsg %d",
680 /* this pipe is dead, so remove the event handlers and exit */
681 THREAD_READ_OFF(iev
->ev_read
);
682 THREAD_WRITE_OFF(iev
->ev_write
);
692 ldpe_dispatch_pfkey(struct thread
*thread
)
694 int fd
= THREAD_FD(thread
);
697 thread_add_read(master
, ldpe_dispatch_pfkey
, NULL
, global
.pfkeysock
,
700 if (pfkey_read(fd
, NULL
) == -1)
701 fatal("pfkey_read failed, exiting...");
705 #endif /* __OpenBSD__ */
708 ldpe_setup_sockets(int af
, int disc_socket
, int edisc_socket
,
711 struct ldpd_af_global
*af_global
;
713 af_global
= ldp_af_global_get(&global
, af
);
715 /* discovery socket */
716 af_global
->ldp_disc_socket
= disc_socket
;
717 af_global
->disc_ev
= NULL
;
718 thread_add_read(master
, disc_recv_packet
, &af_global
->disc_ev
, af_global
->ldp_disc_socket
,
719 &af_global
->disc_ev
);
721 /* extended discovery socket */
722 af_global
->ldp_edisc_socket
= edisc_socket
;
723 af_global
->edisc_ev
= NULL
;
724 thread_add_read(master
, disc_recv_packet
, &af_global
->edisc_ev
, af_global
->ldp_edisc_socket
,
725 &af_global
->edisc_ev
);
728 af_global
->ldp_session_socket
= session_socket
;
729 accept_add(af_global
->ldp_session_socket
, session_accept
, NULL
);
733 ldpe_close_sockets(int af
)
735 struct ldpd_af_global
*af_global
;
737 af_global
= ldp_af_global_get(&global
, af
);
739 /* discovery socket */
740 THREAD_READ_OFF(af_global
->disc_ev
);
741 if (af_global
->ldp_disc_socket
!= -1) {
742 close(af_global
->ldp_disc_socket
);
743 af_global
->ldp_disc_socket
= -1;
746 /* extended discovery socket */
747 THREAD_READ_OFF(af_global
->edisc_ev
);
748 if (af_global
->ldp_edisc_socket
!= -1) {
749 close(af_global
->ldp_edisc_socket
);
750 af_global
->ldp_edisc_socket
= -1;
754 if (af_global
->ldp_session_socket
!= -1) {
755 accept_del(af_global
->ldp_session_socket
);
756 close(af_global
->ldp_session_socket
);
757 af_global
->ldp_session_socket
= -1;
762 ldpe_acl_check(char *acl_name
, int af
, union ldpd_addr
*addr
, uint8_t prefixlen
)
764 return ldp_acl_request(iev_main_sync
, acl_name
, af
, addr
, prefixlen
);
768 ldpe_reset_nbrs(int af
)
772 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
773 if (af
== AF_UNSPEC
|| nbr
->af
== af
)
774 session_shutdown(nbr
, S_SHUTDOWN
, 0, 0);
779 ldpe_reset_ds_nbrs(void)
783 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
785 session_shutdown(nbr
, S_SHUTDOWN
, 0, 0);
790 ldpe_remove_dynamic_tnbrs(int af
)
792 struct tnbr
*tnbr
, *safe
;
794 RB_FOREACH_SAFE(tnbr
, tnbr_head
, &leconf
->tnbr_tree
, safe
) {
798 tnbr
->flags
&= ~F_TNBR_DYNAMIC
;
799 tnbr_check(leconf
, tnbr
);
804 ldpe_stop_init_backoff(int af
)
808 RB_FOREACH(nbr
, nbr_id_head
, &nbrs_by_id
) {
809 if (nbr
->af
== af
&& nbr_pending_idtimer(nbr
)) {
810 nbr_stop_idtimer(nbr
);
811 nbr_establish_connection(nbr
);
817 ldpe_iface_af_ctl(struct ctl_conn
*c
, int af
, unsigned int idx
)
821 struct ctl_iface
*ictl
;
823 RB_FOREACH(iface
, iface_head
, &leconf
->iface_tree
) {
824 if (idx
== 0 || idx
== iface
->ifindex
) {
825 ia
= iface_af_get(iface
, af
);
829 ictl
= if_to_ctl(ia
);
830 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_INTERFACE
,
831 0, 0, -1, ictl
, sizeof(struct ctl_iface
));
837 ldpe_iface_ctl(struct ctl_conn
*c
, unsigned int idx
)
839 ldpe_iface_af_ctl(c
, AF_INET
, idx
);
840 ldpe_iface_af_ctl(c
, AF_INET6
, idx
);
844 ldpe_adj_ctl(struct ctl_conn
*c
)
847 struct ctl_adj
*actl
;
849 RB_FOREACH(adj
, global_adj_head
, &global
.adj_tree
) {
850 actl
= adj_to_ctl(adj
);
851 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISCOVERY
, 0, 0,
852 -1, actl
, sizeof(struct ctl_adj
));
855 imsg_compose_event(&c
->iev
, IMSG_CTL_END
, 0, 0, -1, NULL
, 0);
859 ldpe_adj_detail_ctl(struct ctl_conn
*c
)
864 struct ctl_adj
*actl
;
865 struct ctl_disc_if ictl
;
866 struct ctl_disc_tnbr tctl
;
868 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISCOVERY
, 0, 0, -1, NULL
, 0);
870 RB_FOREACH(iface
, iface_head
, &leconf
->iface_tree
) {
871 memset(&ictl
, 0, sizeof(ictl
));
872 ictl
.active_v4
= (iface
->ipv4
.state
== IF_STA_ACTIVE
);
873 ictl
.active_v6
= (iface
->ipv6
.state
== IF_STA_ACTIVE
);
875 if (!ictl
.active_v4
&& !ictl
.active_v6
)
878 strlcpy(ictl
.name
, iface
->name
, sizeof(ictl
.name
));
879 if (RB_EMPTY(ia_adj_head
, &iface
->ipv4
.adj_tree
) &&
880 RB_EMPTY(ia_adj_head
, &iface
->ipv6
.adj_tree
))
882 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_IFACE
, 0, 0,
883 -1, &ictl
, sizeof(ictl
));
885 RB_FOREACH(adj
, ia_adj_head
, &iface
->ipv4
.adj_tree
) {
886 actl
= adj_to_ctl(adj
);
887 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_ADJ
,
888 0, 0, -1, actl
, sizeof(struct ctl_adj
));
890 RB_FOREACH(adj
, ia_adj_head
, &iface
->ipv6
.adj_tree
) {
891 actl
= adj_to_ctl(adj
);
892 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_ADJ
,
893 0, 0, -1, actl
, sizeof(struct ctl_adj
));
897 RB_FOREACH(tnbr
, tnbr_head
, &leconf
->tnbr_tree
) {
898 memset(&tctl
, 0, sizeof(tctl
));
900 tctl
.addr
= tnbr
->addr
;
901 if (tnbr
->adj
== NULL
)
904 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_TNBR
, 0, 0,
905 -1, &tctl
, sizeof(tctl
));
907 if (tnbr
->adj
== NULL
)
910 actl
= adj_to_ctl(tnbr
->adj
);
911 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_DISC_ADJ
, 0, 0,
912 -1, actl
, sizeof(struct ctl_adj
));
915 imsg_compose_event(&c
->iev
, IMSG_CTL_END
, 0, 0, -1, NULL
, 0);
919 ldpe_nbr_ctl(struct ctl_conn
*c
)
922 struct ctl_adj
*actl
;
924 struct ctl_nbr
*nctl
;
926 RB_FOREACH(nbr
, nbr_addr_head
, &nbrs_by_addr
) {
927 if (nbr
->state
== NBR_STA_PRESENT
)
930 nctl
= nbr_to_ctl(nbr
);
931 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_NBR
, 0, 0, -1, nctl
,
932 sizeof(struct ctl_nbr
));
934 RB_FOREACH(adj
, nbr_adj_head
, &nbr
->adj_tree
) {
935 actl
= adj_to_ctl(adj
);
936 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_NBR_DISC
,
937 0, 0, -1, actl
, sizeof(struct ctl_adj
));
940 imsg_compose_event(&c
->iev
, IMSG_CTL_SHOW_NBR_END
, 0, 0, -1,
943 imsg_compose_event(&c
->iev
, IMSG_CTL_END
, 0, 0, -1, NULL
, 0);
947 mapping_list_add(struct mapping_head
*mh
, struct map
*map
)
949 struct mapping_entry
*me
;
951 me
= calloc(1, sizeof(*me
));
956 TAILQ_INSERT_TAIL(mh
, me
, entry
);
960 mapping_list_clr(struct mapping_head
*mh
)
962 struct mapping_entry
*me
;
964 while ((me
= TAILQ_FIRST(mh
)) != NULL
) {
965 TAILQ_REMOVE(mh
, me
, entry
);