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zebra: add support for static pseudowires
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1 /* Zebra PW code
2 * Copyright (C) 2016 Volta Networks, Inc.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; see the file COPYING; if not, write to the
16 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
17 * MA 02110-1301 USA
18 */
19
20 #ifndef ZEBRA_PW_H_
21 #define ZEBRA_PW_H_
22
23 #include <net/if.h>
24 #include <netinet/in.h>
25
26 #include "hook.h"
27 #include "qobj.h"
28
29 #define PW_INSTALL_RETRY_INTERVAL 30
30
31 struct zebra_pw {
32 RB_ENTRY(zebra_pw) pw_entry, static_pw_entry;
33 vrf_id_t vrf_id;
34 char ifname[IF_NAMESIZE];
35 ifindex_t ifindex;
36 int type;
37 int af;
38 union g_addr nexthop;
39 uint32_t local_label;
40 uint32_t remote_label;
41 uint8_t flags;
42 union pw_protocol_fields data;
43 int enabled;
44 int status;
45 uint8_t protocol;
46 struct zserv *client;
47 struct rnh *rnh;
48 struct thread *install_retry_timer;
49 QOBJ_FIELDS
50 };
51 DECLARE_QOBJ_TYPE(zebra_pw)
52
53 RB_HEAD(zebra_pw_head, zebra_pw);
54 RB_PROTOTYPE(zebra_pw_head, zebra_pw, pw_entry, zebra_pw_compare);
55
56 RB_HEAD(zebra_static_pw_head, zebra_pw);
57 RB_PROTOTYPE(zebra_static_pw_head, zebra_pw, static_pw_entry, zebra_pw_compare);
58
59 DECLARE_HOOK(pw_install, (struct zebra_pw * pw), (pw))
60 DECLARE_HOOK(pw_uninstall, (struct zebra_pw * pw), (pw))
61
62 struct zebra_pw *zebra_pw_add(struct zebra_vrf *, const char *, uint8_t,
63 struct zserv *);
64 void zebra_pw_del(struct zebra_vrf *, struct zebra_pw *);
65 void zebra_pw_change(struct zebra_pw *, ifindex_t, int, int, union g_addr *,
66 uint32_t, uint32_t, uint8_t, union pw_protocol_fields *);
67 struct zebra_pw *zebra_pw_find(struct zebra_vrf *, const char *);
68 void zebra_pw_update(struct zebra_pw *);
69 void zebra_pw_install_failure(struct zebra_pw *);
70 void zebra_pw_client_close(struct zserv *);
71 void zebra_pw_init(struct zebra_vrf *);
72 void zebra_pw_exit(struct zebra_vrf *);
73 void zebra_pw_vty_init(void);
74
75 #endif /* ZEBRA_PW_H_ */