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Commit | Line | Data |
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7e24fdf3 DS |
1 | /* |
2 | * STATICd - vrf code | |
3 | * Copyright (C) 2018 Cumulus Networks, Inc. | |
4 | * Donald Sharp | |
5 | * | |
8d5cbee9 DS |
6 | * This program 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 Free | |
8 | * Software Foundation; either version 2 of the License, or (at your option) | |
9 | * any later version. | |
7e24fdf3 | 10 | * |
8d5cbee9 DS |
11 | * This program is distributed in the hope that it will be useful, but WITHOUT |
12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
14 | * more details. | |
7e24fdf3 DS |
15 | * |
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 | |
19 | */ | |
20 | #include <zebra.h> | |
21 | ||
22 | #include "vrf.h" | |
23 | #include "nexthop.h" | |
24 | #include "table.h" | |
25 | #include "srcdest_table.h" | |
26 | ||
7e24fdf3 DS |
27 | #include "static_vrf.h" |
28 | #include "static_routes.h" | |
fceb6174 | 29 | #include "static_zebra.h" |
7e24fdf3 DS |
30 | #include "static_vty.h" |
31 | ||
88fa5104 | 32 | DEFINE_MTYPE_STATIC(STATIC, STATIC_RTABLE_INFO, "Static Route Table Info"); |
33 | ||
7e24fdf3 DS |
34 | static struct static_vrf *static_vrf_alloc(void) |
35 | { | |
36 | struct route_table *table; | |
37 | struct static_vrf *svrf; | |
88fa5104 | 38 | struct stable_info *info; |
7e24fdf3 DS |
39 | safi_t safi; |
40 | afi_t afi; | |
41 | ||
88fa5104 | 42 | svrf = XCALLOC(MTYPE_STATIC_RTABLE_INFO, sizeof(struct static_vrf)); |
7e24fdf3 DS |
43 | |
44 | for (afi = AFI_IP; afi <= AFI_IP6; afi++) { | |
45 | for (safi = SAFI_UNICAST; safi <= SAFI_MULTICAST; safi++) { | |
46 | if (afi == AFI_IP6) | |
47 | table = srcdest_table_init(); | |
48 | else | |
49 | table = route_table_init(); | |
88fa5104 | 50 | |
51 | info = XCALLOC(MTYPE_STATIC_RTABLE_INFO, | |
52 | sizeof(struct stable_info)); | |
53 | info->svrf = svrf; | |
54 | info->afi = afi; | |
55 | info->safi = safi; | |
56 | route_table_set_info(table, info); | |
57 | ||
7e24fdf3 DS |
58 | table->cleanup = zebra_stable_node_cleanup; |
59 | svrf->stable[afi][safi] = table; | |
60 | } | |
61 | } | |
62 | return svrf; | |
63 | } | |
64 | ||
65 | static int static_vrf_new(struct vrf *vrf) | |
66 | { | |
67 | struct static_vrf *svrf; | |
68 | ||
69 | svrf = static_vrf_alloc(); | |
70 | vrf->info = svrf; | |
71 | svrf->vrf = vrf; | |
72 | ||
73 | return 0; | |
74 | } | |
75 | ||
76 | static int static_vrf_enable(struct vrf *vrf) | |
77 | { | |
fceb6174 PG |
78 | static_zebra_vrf_register(vrf); |
79 | ||
7e24fdf3 DS |
80 | static_fixup_vrf_ids(vrf->info); |
81 | ||
7e24fdf3 DS |
82 | return 0; |
83 | } | |
84 | ||
85 | static int static_vrf_disable(struct vrf *vrf) | |
86 | { | |
fceb6174 | 87 | static_zebra_vrf_unregister(vrf); |
7e24fdf3 DS |
88 | return 0; |
89 | } | |
90 | ||
91 | static int static_vrf_delete(struct vrf *vrf) | |
92 | { | |
93 | struct route_table *table; | |
94 | struct static_vrf *svrf; | |
95 | safi_t safi; | |
96 | afi_t afi; | |
88fa5104 | 97 | void *info; |
7e24fdf3 DS |
98 | |
99 | svrf = vrf->info; | |
100 | for (afi = AFI_IP; afi <= AFI_IP6; afi++) { | |
101 | for (safi = SAFI_UNICAST; safi <= SAFI_MULTICAST; safi++) { | |
102 | table = svrf->stable[afi][safi]; | |
88fa5104 | 103 | info = route_table_get_info(table); |
7e24fdf3 | 104 | route_table_finish(table); |
88fa5104 | 105 | XFREE(MTYPE_STATIC_RTABLE_INFO, info); |
7e24fdf3 DS |
106 | svrf->stable[afi][safi] = NULL; |
107 | } | |
108 | } | |
88fa5104 | 109 | XFREE(MTYPE_STATIC_RTABLE_INFO, svrf); |
7e24fdf3 DS |
110 | return 0; |
111 | } | |
112 | ||
113 | /* Lookup the static routing table in a VRF. */ | |
114 | struct route_table *static_vrf_static_table(afi_t afi, safi_t safi, | |
115 | struct static_vrf *svrf) | |
116 | { | |
117 | if (!svrf) | |
118 | return NULL; | |
119 | ||
120 | if (afi >= AFI_MAX || safi >= SAFI_MAX) | |
121 | return NULL; | |
122 | ||
123 | return svrf->stable[afi][safi]; | |
124 | } | |
125 | ||
126 | struct static_vrf *static_vrf_lookup_by_id(vrf_id_t vrf_id) | |
127 | { | |
128 | struct vrf *vrf; | |
129 | ||
130 | vrf = vrf_lookup_by_id(vrf_id); | |
131 | if (vrf) | |
132 | return ((struct static_vrf *)vrf->info); | |
133 | ||
134 | return NULL; | |
135 | } | |
136 | ||
137 | struct static_vrf *static_vrf_lookup_by_name(const char *name) | |
138 | { | |
139 | struct vrf *vrf; | |
140 | ||
141 | if (!name) | |
142 | name = VRF_DEFAULT_NAME; | |
143 | ||
144 | vrf = vrf_lookup_by_name(name); | |
145 | if (vrf) | |
146 | return ((struct static_vrf *)vrf->info); | |
147 | ||
148 | return NULL; | |
149 | } | |
150 | ||
151 | static int static_vrf_config_write(struct vty *vty) | |
152 | { | |
153 | struct vrf *vrf; | |
154 | ||
155 | RB_FOREACH (vrf, vrf_name_head, &vrfs_by_name) { | |
0e20f68b DS |
156 | if (vrf->vrf_id != VRF_DEFAULT) |
157 | vty_frame(vty, "vrf %s\n", vrf->name); | |
158 | ||
7e24fdf3 DS |
159 | static_config(vty, vrf->info, AFI_IP, |
160 | SAFI_UNICAST, "ip route"); | |
161 | static_config(vty, vrf->info, AFI_IP, | |
162 | SAFI_MULTICAST, "ip mroute"); | |
163 | static_config(vty, vrf->info, AFI_IP6, | |
164 | SAFI_UNICAST, "ipv6 route"); | |
0e20f68b DS |
165 | |
166 | if (vrf->vrf_id != VRF_DEFAULT) | |
e8be380a | 167 | vty_endframe(vty, " exit-vrf\n!\n"); |
7e24fdf3 DS |
168 | } |
169 | ||
170 | return 0; | |
171 | } | |
172 | ||
7e24fdf3 DS |
173 | void static_vrf_init(void) |
174 | { | |
175 | vrf_init(static_vrf_new, static_vrf_enable, | |
ecbc5a37 | 176 | static_vrf_disable, static_vrf_delete, NULL); |
7e24fdf3 DS |
177 | |
178 | vrf_cmd_init(static_vrf_config_write, &static_privs); | |
179 | } | |
a4155a1b | 180 | |
181 | void static_vrf_terminate(void) | |
182 | { | |
183 | vrf_terminate(); | |
184 | } |