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784d3a42 | 1 | /* VPN Related functions |
896014f4 DL |
2 | * Copyright (C) 2017 6WIND |
3 | * | |
4 | * This file is part of FRRouting | |
5 | * | |
6 | * FRRouting 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 | |
9 | * later version. | |
10 | * | |
11 | * FRRouting 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. | |
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 | */ | |
784d3a42 PG |
20 | |
21 | #include <zebra.h> | |
22 | #include "command.h" | |
23 | #include "prefix.h" | |
24 | #include "lib/json.h" | |
25 | ||
26 | #include "bgpd/bgpd.h" | |
27 | #include "bgpd/bgp_route.h" | |
28 | #include "bgpd/bgp_table.h" | |
29 | #include "bgpd/bgp_attr.h" | |
30 | #include "bgpd/bgp_mplsvpn.h" | |
31 | #include "bgpd/bgp_vpn.h" | |
32 | ||
d62a17ae | 33 | int show_adj_route_vpn(struct vty *vty, struct peer *peer, |
34 | struct prefix_rd *prd, afi_t afi, safi_t safi, | |
9f049418 | 35 | bool use_json) |
784d3a42 | 36 | { |
d62a17ae | 37 | struct bgp *bgp; |
38 | struct bgp_table *table; | |
39 | struct bgp_node *rn; | |
40 | struct bgp_node *rm; | |
6f94b685 | 41 | struct bgp_path_info *path; |
d62a17ae | 42 | int rd_header; |
43 | int header = 1; | |
44 | json_object *json = NULL; | |
45 | json_object *json_scode = NULL; | |
46 | json_object *json_ocode = NULL; | |
47 | json_object *json_routes = NULL; | |
48 | json_object *json_array = NULL; | |
49 | ||
50 | bgp = bgp_get_default(); | |
51 | if (bgp == NULL) { | |
52 | if (!use_json) | |
53 | vty_out(vty, "No BGP process is configured\n"); | |
16307668 RW |
54 | else |
55 | vty_out(vty, "{}\n"); | |
d62a17ae | 56 | return CMD_WARNING; |
57 | } | |
58 | ||
59 | if (use_json) { | |
60 | json_scode = json_object_new_object(); | |
61 | json_ocode = json_object_new_object(); | |
62 | json_routes = json_object_new_object(); | |
63 | json = json_object_new_object(); | |
64 | ||
65 | json_object_string_add(json_scode, "suppressed", "s"); | |
66 | json_object_string_add(json_scode, "damped", "d"); | |
67 | json_object_string_add(json_scode, "history", "h"); | |
68 | json_object_string_add(json_scode, "valid", "*"); | |
69 | json_object_string_add(json_scode, "best", ">"); | |
70 | json_object_string_add(json_scode, "internal", "i"); | |
71 | ||
72 | json_object_string_add(json_ocode, "igp", "i"); | |
73 | json_object_string_add(json_ocode, "egp", "e"); | |
74 | json_object_string_add(json_ocode, "incomplete", "?"); | |
75 | } | |
76 | ||
dcc1615e | 77 | for (rn = bgp_table_top(bgp->rib[afi][safi]); rn; |
d62a17ae | 78 | rn = bgp_route_next(rn)) { |
79 | if (prd && memcmp(rn->p.u.val, prd->val, 8) != 0) | |
80 | continue; | |
81 | ||
67009e22 | 82 | table = bgp_node_get_bgp_table_info(rn); |
c4936a1a DS |
83 | if (table == NULL) |
84 | continue; | |
d62a17ae | 85 | |
c4936a1a DS |
86 | if (use_json) |
87 | json_array = json_object_new_array(); | |
88 | else | |
89 | json_array = NULL; | |
90 | ||
91 | rd_header = 1; | |
92 | ||
93 | for (rm = bgp_table_top(table); rm; rm = bgp_route_next(rm)) { | |
94 | path = bgp_node_get_bgp_path_info(rm); | |
95 | if (path == NULL) | |
96 | continue; | |
97 | ||
98 | if (header) { | |
99 | if (use_json) { | |
100 | json_object_int_add( | |
101 | json, "bgpTableVersion", 0); | |
102 | json_object_string_add( | |
103 | json, "bgpLocalRouterId", | |
104 | inet_ntoa(bgp->router_id)); | |
105 | json_object_object_add(json, | |
106 | "bgpStatusCodes", | |
107 | json_scode); | |
108 | json_object_object_add(json, | |
109 | "bgpOriginCodes", | |
110 | json_ocode); | |
111 | } else { | |
112 | vty_out(vty, | |
113 | "BGP table version is 0, local router ID is %s\n", | |
114 | inet_ntoa(bgp->router_id)); | |
115 | vty_out(vty, | |
116 | "Status codes: s suppressed, d damped, h history, * valid, > best, i - internal\n"); | |
117 | vty_out(vty, | |
118 | "Origin codes: i - IGP, e - EGP, ? - incomplete\n\n"); | |
119 | vty_out(vty, V4_HEADER); | |
120 | } | |
121 | header = 0; | |
122 | } | |
d62a17ae | 123 | |
c4936a1a DS |
124 | if (rd_header) { |
125 | uint16_t type; | |
126 | struct rd_as rd_as = {0}; | |
127 | struct rd_ip rd_ip = {0}; | |
784d3a42 | 128 | #if ENABLE_BGP_VNC |
c4936a1a | 129 | struct rd_vnc_eth rd_vnc_eth = {0}; |
784d3a42 | 130 | #endif |
c4936a1a DS |
131 | uint8_t *pnt; |
132 | ||
133 | pnt = rn->p.u.val; | |
134 | ||
135 | /* Decode RD type. */ | |
136 | type = decode_rd_type(pnt); | |
137 | /* Decode RD value. */ | |
138 | if (type == RD_TYPE_AS) | |
139 | decode_rd_as(pnt + 2, &rd_as); | |
140 | else if (type == RD_TYPE_AS4) | |
141 | decode_rd_as4(pnt + 2, &rd_as); | |
142 | else if (type == RD_TYPE_IP) | |
143 | decode_rd_ip(pnt + 2, &rd_ip); | |
784d3a42 | 144 | #if ENABLE_BGP_VNC |
c4936a1a DS |
145 | else if (type == RD_TYPE_VNC_ETH) |
146 | decode_rd_vnc_eth(pnt, &rd_vnc_eth); | |
784d3a42 | 147 | #endif |
c4936a1a DS |
148 | if (use_json) { |
149 | char buffer[BUFSIZ]; | |
150 | if (type == RD_TYPE_AS | |
151 | || type == RD_TYPE_AS4) | |
152 | sprintf(buffer, "%u:%d", | |
153 | rd_as.as, rd_as.val); | |
154 | else if (type == RD_TYPE_IP) | |
155 | sprintf(buffer, "%s:%d", | |
156 | inet_ntoa(rd_ip.ip), | |
157 | rd_ip.val); | |
158 | json_object_string_add( | |
159 | json_routes, | |
160 | "routeDistinguisher", buffer); | |
161 | } else { | |
162 | vty_out(vty, "Route Distinguisher: "); | |
163 | ||
164 | if (type == RD_TYPE_AS | |
165 | || type == RD_TYPE_AS4) | |
166 | vty_out(vty, "%u:%d", rd_as.as, | |
167 | rd_as.val); | |
168 | else if (type == RD_TYPE_IP) | |
169 | vty_out(vty, "%s:%d", | |
170 | inet_ntoa(rd_ip.ip), | |
171 | rd_ip.val); | |
784d3a42 | 172 | #if ENABLE_BGP_VNC |
c4936a1a DS |
173 | else if (type == RD_TYPE_VNC_ETH) |
174 | vty_out(vty, | |
175 | "%u:%02x:%02x:%02x:%02x:%02x:%02x", | |
176 | rd_vnc_eth.local_nve_id, | |
177 | rd_vnc_eth.macaddr | |
178 | .octet[0], | |
179 | rd_vnc_eth.macaddr | |
180 | .octet[1], | |
181 | rd_vnc_eth.macaddr | |
182 | .octet[2], | |
183 | rd_vnc_eth.macaddr | |
184 | .octet[3], | |
185 | rd_vnc_eth.macaddr | |
186 | .octet[4], | |
187 | rd_vnc_eth.macaddr | |
188 | .octet[5]); | |
784d3a42 PG |
189 | #endif |
190 | ||
c4936a1a | 191 | vty_out(vty, "\n"); |
d62a17ae | 192 | } |
c4936a1a DS |
193 | rd_header = 0; |
194 | } | |
195 | if (use_json) { | |
e13cc805 DS |
196 | char buf[BUFSIZ]; |
197 | ||
198 | prefix2str(&rm->p, buf, sizeof(buf)); | |
199 | json_object_object_add(json_routes, buf, | |
c4936a1a DS |
200 | json_array); |
201 | } else { | |
202 | route_vty_out_tmp(vty, &rm->p, path->attr, | |
dcc1615e | 203 | safi, use_json, |
c4936a1a | 204 | json_array); |
d62a17ae | 205 | } |
d62a17ae | 206 | } |
207 | } | |
208 | if (use_json) { | |
209 | json_object_object_add(json, "routes", json_routes); | |
9d303b37 DL |
210 | vty_out(vty, "%s\n", json_object_to_json_string_ext( |
211 | json, JSON_C_TO_STRING_PRETTY)); | |
d62a17ae | 212 | json_object_free(json); |
213 | } | |
214 | return CMD_SUCCESS; | |
784d3a42 | 215 | } |