2 * @copyright Copyright (C) 2015 Cumulus Networks, Inc.
4 * This file is part of GNU Zebra.
6 * GNU Zebra is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2, or (at your option) any
11 * GNU Zebra is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; see the file COPYING; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
25 #include "zebra/zebra_router.h"
26 #include "zebra/zapi_msg.h"
27 #include "zebra/zebra_ptm.h"
28 #include "zebra/zebra_ptm_redistribute.h"
30 static int zsend_interface_bfd_update(int cmd
, struct zserv
*client
,
31 struct interface
*ifp
, struct prefix
*dp
,
32 struct prefix
*sp
, int status
,
38 s
= stream_new(ZEBRA_MAX_PACKET_SIZ
);
40 zclient_create_header(s
, cmd
, vrf_id
);
42 stream_putl(s
, ifp
->ifindex
);
46 /* BFD destination prefix information. */
47 stream_putc(s
, dp
->family
);
48 blen
= prefix_blen(dp
);
49 stream_put(s
, &dp
->u
.prefix
, blen
);
50 stream_putc(s
, dp
->prefixlen
);
53 stream_putl(s
, status
);
55 /* BFD source prefix information. */
56 stream_putc(s
, sp
->family
);
57 blen
= prefix_blen(sp
);
58 stream_put(s
, &sp
->u
.prefix
, blen
);
59 stream_putc(s
, sp
->prefixlen
);
64 /* Write packet size. */
65 stream_putw_at(s
, 0, stream_get_endp(s
));
68 return zserv_send_message(client
, s
);
71 void zebra_interface_bfd_update(struct interface
*ifp
, struct prefix
*dp
,
72 struct prefix
*sp
, int status
, vrf_id_t vrf_id
)
74 struct listnode
*node
, *nnode
;
77 for (ALL_LIST_ELEMENTS(zrouter
.client_list
, node
, nnode
, client
)) {
78 if (!IS_BFD_ENABLED_PROTOCOL(client
->proto
))
81 /* Notify to the protocol daemons. */
82 zsend_interface_bfd_update(ZEBRA_INTERFACE_BFD_DEST_UPDATE
,
83 client
, ifp
, dp
, sp
, status
, vrf_id
);
87 static int zsend_bfd_peer_replay(int cmd
, struct zserv
*client
)
91 s
= stream_new(ZEBRA_MAX_PACKET_SIZ
);
93 zclient_create_header(s
, cmd
, VRF_DEFAULT
);
95 /* Write packet size. */
96 stream_putw_at(s
, 0, stream_get_endp(s
));
98 client
->bfd_peer_replay_cnt
++;
99 return zserv_send_message(client
, s
);
102 void zebra_bfd_peer_replay_req(void)
104 struct listnode
*node
, *nnode
;
105 struct zserv
*client
;
107 for (ALL_LIST_ELEMENTS(zrouter
.client_list
, node
, nnode
, client
)) {
108 if (!IS_BFD_ENABLED_PROTOCOL(client
->proto
))
111 /* Notify to the protocol daemons. */
112 zsend_bfd_peer_replay(ZEBRA_BFD_DEST_REPLAY
, client
);