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bgp_mplsvpn.c
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/* MPLS-VPN
* Copyright (C) 2000 Kunihiro Ishiguro <[email protected]>
*
* This file is part of GNU Zebra.
*
* GNU Zebra is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* GNU Zebra is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; see the file COPYING; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <zebra.h>
#include "command.h"
#include "prefix.h"
#include "log.h"
#include "memory.h"
#include "stream.h"
#include "queue.h"
#include "filter.h"
#include "lib/json.h"
#include "bgpd/bgpd.h"
#include "bgpd/bgp_table.h"
#include "bgpd/bgp_route.h"
#include "bgpd/bgp_attr.h"
#include "bgpd/bgp_label.h"
#include "bgpd/bgp_mplsvpn.h"
#include "bgpd/bgp_packet.h"
#include "bgpd/bgp_vty.h"
#include "bgpd/bgp_vpn.h"
#if ENABLE_BGP_VNC
#include "bgpd/rfapi/rfapi_backend.h"
#endif
extern int argv_find_and_parse_vpnvx(struct cmd_token **argv, int argc,
int *index, afi_t *afi)
{
int ret = 0;
if (argv_find(argv, argc, "vpnv4", index)) {
ret = 1;
if (afi)
*afi = AFI_IP;
} else if (argv_find(argv, argc, "vpnv6", index)) {
ret = 1;
if (afi)
*afi = AFI_IP6;
}
return ret;
}
u_int32_t decode_label(mpls_label_t *label_pnt)
{
u_int32_t l;
u_char *pnt = (u_char *)label_pnt;
l = ((u_int32_t)*pnt++ << 12);
l |= (u_int32_t)*pnt++ << 4;
l |= (u_int32_t)((*pnt & 0xf0) >> 4);
return l;
}
void encode_label(mpls_label_t label, mpls_label_t *label_pnt)
{
u_char *pnt = (u_char *)label_pnt;
if (pnt == NULL)
return;
*pnt++ = (label >> 12) & 0xff;
*pnt++ = (label >> 4) & 0xff;
*pnt++ = ((label << 4) + 1) & 0xff; /* S=1 */
}
int bgp_nlri_parse_vpn(struct peer *peer, struct attr *attr,
struct bgp_nlri *packet)
{
u_char *pnt;
u_char *lim;
struct prefix p;
int psize = 0;
int prefixlen;
u_int16_t type;
struct rd_as rd_as;
struct rd_ip rd_ip;
struct prefix_rd prd;
mpls_label_t label;
afi_t afi;
safi_t safi;
int addpath_encoded;
u_int32_t addpath_id;
/* Check peer status. */
if (peer->status != Established)
return 0;
/* Make prefix_rd */
prd.family = AF_UNSPEC;
prd.prefixlen = 64;
pnt = packet->nlri;
lim = pnt + packet->length;
afi = packet->afi;
safi = packet->safi;
addpath_id = 0;
addpath_encoded =
(CHECK_FLAG(peer->af_cap[afi][safi], PEER_CAP_ADDPATH_AF_RX_ADV)
&& CHECK_FLAG(peer->af_cap[afi][safi],
PEER_CAP_ADDPATH_AF_TX_RCV));
#define VPN_PREFIXLEN_MIN_BYTES (3 + 8) /* label + RD */
for (; pnt < lim; pnt += psize) {
/* Clear prefix structure. */
memset(&p, 0, sizeof(struct prefix));
if (addpath_encoded) {
/* When packet overflow occurs return immediately. */
if (pnt + BGP_ADDPATH_ID_LEN > lim)
return -1;
addpath_id = ntohl(*((uint32_t *)pnt));
pnt += BGP_ADDPATH_ID_LEN;
}
/* Fetch prefix length. */
prefixlen = *pnt++;
p.family = afi2family(packet->afi);
psize = PSIZE(prefixlen);
if (prefixlen < VPN_PREFIXLEN_MIN_BYTES * 8) {
zlog_err(
"%s [Error] Update packet error / VPN (prefix length %d less than VPN min length)",
peer->host, prefixlen);
return -1;
}
/* sanity check against packet data */
if ((pnt + psize) > lim) {
zlog_err(
"%s [Error] Update packet error / VPN (prefix length %d exceeds packet size %u)",
peer->host, prefixlen, (uint)(lim - pnt));
return -1;
}
/* sanity check against storage for the IP address portion */
if ((psize - VPN_PREFIXLEN_MIN_BYTES) > (ssize_t)sizeof(p.u)) {
zlog_err(
"%s [Error] Update packet error / VPN (psize %d exceeds storage size %zu)",
peer->host,
prefixlen - VPN_PREFIXLEN_MIN_BYTES * 8,
sizeof(p.u));
return -1;
}
/* Sanity check against max bitlen of the address family */
if ((psize - VPN_PREFIXLEN_MIN_BYTES) > prefix_blen(&p)) {
zlog_err(
"%s [Error] Update packet error / VPN (psize %d exceeds family (%u) max byte len %u)",
peer->host,
prefixlen - VPN_PREFIXLEN_MIN_BYTES * 8,
p.family, prefix_blen(&p));
return -1;
}
/* Copy label to prefix. */
memcpy(&label, pnt, BGP_LABEL_BYTES);
bgp_set_valid_label(&label);
/* Copy routing distinguisher to rd. */
memcpy(&prd.val, pnt + BGP_LABEL_BYTES, 8);
/* Decode RD type. */
type = decode_rd_type(pnt + BGP_LABEL_BYTES);
switch (type) {
case RD_TYPE_AS:
decode_rd_as(pnt + 5, &rd_as);
break;
case RD_TYPE_AS4:
decode_rd_as4(pnt + 5, &rd_as);
break;
case RD_TYPE_IP:
decode_rd_ip(pnt + 5, &rd_ip);
break;
#if ENABLE_BGP_VNC
case RD_TYPE_VNC_ETH:
break;
#endif
default:
zlog_err("Unknown RD type %d", type);
break; /* just report */
}
p.prefixlen =
prefixlen
- VPN_PREFIXLEN_MIN_BYTES * 8; /* exclude label & RD */
memcpy(&p.u.prefix, pnt + VPN_PREFIXLEN_MIN_BYTES,
psize - VPN_PREFIXLEN_MIN_BYTES);
if (attr) {
bgp_update(peer, &p, addpath_id, attr, packet->afi,
SAFI_MPLS_VPN, ZEBRA_ROUTE_BGP,
BGP_ROUTE_NORMAL, &prd, &label, 0, NULL);
} else {
bgp_withdraw(peer, &p, addpath_id, attr, packet->afi,
SAFI_MPLS_VPN, ZEBRA_ROUTE_BGP,
BGP_ROUTE_NORMAL, &prd, &label, NULL);
}
}
/* Packet length consistency check. */
if (pnt != lim) {
zlog_err(
"%s [Error] Update packet error / VPN (%zu data remaining after parsing)",
peer->host, lim - pnt);
return -1;
}
return 0;
#undef VPN_PREFIXLEN_MIN_BYTES
}
/* For testing purpose, static route of MPLS-VPN. */
DEFUN (vpnv4_network,
vpnv4_network_cmd,
"network A.B.C.D/M rd ASN:nn_or_IP-address:nn <tag|label> (0-1048575)",
"Specify a network to announce via BGP\n"
"IPv4 prefix\n"
"Specify Route Distinguisher\n"
"VPN Route Distinguisher\n"
"VPN NLRI label (tag)\n"
"VPN NLRI label (tag)\n"
"Label value\n")
{
int idx_ipv4_prefixlen = 1;
int idx_ext_community = 3;
int idx_label = 5;
return bgp_static_set_safi(
AFI_IP, SAFI_MPLS_VPN, vty, argv[idx_ipv4_prefixlen]->arg,
argv[idx_ext_community]->arg, argv[idx_label]->arg, NULL, 0,
NULL, NULL, NULL, NULL);
}
DEFUN (vpnv4_network_route_map,
vpnv4_network_route_map_cmd,
"network A.B.C.D/M rd ASN:nn_or_IP-address:nn <tag|label> (0-1048575) route-map WORD",
"Specify a network to announce via BGP\n"
"IPv4 prefix\n"
"Specify Route Distinguisher\n"
"VPN Route Distinguisher\n"
"VPN NLRI label (tag)\n"
"VPN NLRI label (tag)\n"
"Label value\n"
"route map\n"
"route map name\n")
{
int idx_ipv4_prefixlen = 1;
int idx_ext_community = 3;
int idx_label = 5;
int idx_word_2 = 7;
return bgp_static_set_safi(
AFI_IP, SAFI_MPLS_VPN, vty, argv[idx_ipv4_prefixlen]->arg,
argv[idx_ext_community]->arg, argv[idx_label]->arg,
argv[idx_word_2]->arg, 0, NULL, NULL, NULL, NULL);
}
/* For testing purpose, static route of MPLS-VPN. */
DEFUN (no_vpnv4_network,
no_vpnv4_network_cmd,
"no network A.B.C.D/M rd ASN:nn_or_IP-address:nn <tag|label> (0-1048575)",
NO_STR
"Specify a network to announce via BGP\n"
"IPv4 prefix\n"
"Specify Route Distinguisher\n"
"VPN Route Distinguisher\n"
"VPN NLRI label (tag)\n"
"VPN NLRI label (tag)\n"
"Label value\n")
{
int idx_ipv4_prefixlen = 2;
int idx_ext_community = 4;
int idx_label = 6;
return bgp_static_unset_safi(AFI_IP, SAFI_MPLS_VPN, vty,
argv[idx_ipv4_prefixlen]->arg,
argv[idx_ext_community]->arg,
argv[idx_label]->arg, 0, NULL, NULL, NULL);
}
DEFUN (vpnv6_network,
vpnv6_network_cmd,
"network X:X::X:X/M rd ASN:nn_or_IP-address:nn <tag|label> (0-1048575) [route-map WORD]",
"Specify a network to announce via BGP\n"
"IPv6 prefix <network>/<length>, e.g., 3ffe::/16\n"
"Specify Route Distinguisher\n"
"VPN Route Distinguisher\n"
"VPN NLRI label (tag)\n"
"VPN NLRI label (tag)\n"
"Label value\n"
"route map\n"
"route map name\n")
{
int idx_ipv6_prefix = 1;
int idx_ext_community = 3;
int idx_label = 5;
int idx_word_2 = 7;
if (argc == 8)
return bgp_static_set_safi(
AFI_IP6, SAFI_MPLS_VPN, vty, argv[idx_ipv6_prefix]->arg,
argv[idx_ext_community]->arg, argv[idx_label]->arg,
argv[idx_word_2]->arg, 0, NULL, NULL, NULL, NULL);
else
return bgp_static_set_safi(
AFI_IP6, SAFI_MPLS_VPN, vty, argv[idx_ipv6_prefix]->arg,
argv[idx_ext_community]->arg, argv[idx_label]->arg,
NULL, 0, NULL, NULL, NULL, NULL);
}
/* For testing purpose, static route of MPLS-VPN. */
DEFUN (no_vpnv6_network,
no_vpnv6_network_cmd,
"no network X:X::X:X/M rd ASN:nn_or_IP-address:nn <tag|label> (0-1048575)",
NO_STR
"Specify a network to announce via BGP\n"
"IPv6 prefix <network>/<length>, e.g., 3ffe::/16\n"
"Specify Route Distinguisher\n"
"VPN Route Distinguisher\n"
"VPN NLRI label (tag)\n"
"VPN NLRI label (tag)\n"
"Label value\n")
{
int idx_ipv6_prefix = 2;
int idx_ext_community = 4;
int idx_label = 6;
return bgp_static_unset_safi(AFI_IP6, SAFI_MPLS_VPN, vty,
argv[idx_ipv6_prefix]->arg,
argv[idx_ext_community]->arg,
argv[idx_label]->arg, 0, NULL, NULL, NULL);
}
int bgp_show_mpls_vpn(struct vty *vty, afi_t afi, struct prefix_rd *prd,
enum bgp_show_type type, void *output_arg, int tags,
u_char use_json)
{
struct bgp *bgp;
struct bgp_table *table;
struct bgp_node *rn;
struct bgp_node *rm;
struct bgp_info *ri;
int rd_header;
int header = 1;
unsigned long output_count = 0;
unsigned long total_count = 0;
json_object *json = NULL;
json_object *json_mroute = NULL;
json_object *json_nroute = NULL;
json_object *json_array = NULL;
json_object *json_scode = NULL;
json_object *json_ocode = NULL;
bgp = bgp_get_default();
if (bgp == NULL) {
if (!use_json)
vty_out(vty, "No BGP process is configured\n");
return CMD_WARNING;
}
if (use_json) {
json_scode = json_object_new_object();
json_ocode = json_object_new_object();
json = json_object_new_object();
json_mroute = json_object_new_object();
json_nroute = json_object_new_object();
json_object_string_add(json_scode, "suppressed", "s");
json_object_string_add(json_scode, "damped", "d");
json_object_string_add(json_scode, "history", "h");
json_object_string_add(json_scode, "valid", "*");
json_object_string_add(json_scode, "best", ">");
json_object_string_add(json_scode, "internal", "i");
json_object_string_add(json_ocode, "igp", "i");
json_object_string_add(json_ocode, "egp", "e");
json_object_string_add(json_ocode, "incomplete", "?");
}
if ((afi != AFI_IP) && (afi != AFI_IP6)) {
vty_out(vty, "Afi %d not supported\n", afi);
return CMD_WARNING;
}
for (rn = bgp_table_top(bgp->rib[afi][SAFI_MPLS_VPN]); rn;
rn = bgp_route_next(rn)) {
if (prd && memcmp(rn->p.u.val, prd->val, 8) != 0)
continue;
if ((table = rn->info) != NULL) {
rd_header = 1;
for (rm = bgp_table_top(table); rm;
rm = bgp_route_next(rm)) {
total_count++;
if (use_json)
json_array = json_object_new_array();
else
json_array = NULL;
for (ri = rm->info; ri; ri = ri->next) {
if (type == bgp_show_type_neighbor) {
union sockunion *su =
output_arg;
if (ri->peer->su_remote == NULL
|| !sockunion_same(
ri->peer->su_remote,
su))
continue;
}
if (header) {
if (use_json) {
if (!tags) {
json_object_int_add(
json,
"bgpTableVersion",
0);
json_object_string_add(
json,
"bgpLocalRouterId",
inet_ntoa(
bgp->router_id));
json_object_object_add(
json,
"bgpStatusCodes",
json_scode);
json_object_object_add(
json,
"bgpOriginCodes",
json_ocode);
}
} else {
if (tags)
vty_out(vty,
V4_HEADER_TAG);
else {
vty_out(vty,
"BGP table version is 0, local router ID is %s\n",
inet_ntoa(
bgp->router_id));
vty_out(vty,
"Status codes: s suppressed, d damped, h history, * valid, > best, i - internal\n");
vty_out(vty,
"Origin codes: i - IGP, e - EGP, ? - incomplete\n\n");
vty_out(vty,
V4_HEADER);
}
}
header = 0;
}
if (rd_header) {
u_int16_t type;
struct rd_as rd_as;
struct rd_ip rd_ip = {0};
#if ENABLE_BGP_VNC
struct rd_vnc_eth rd_vnc_eth = {
0};
#endif
u_char *pnt;
pnt = rn->p.u.val;
/* Decode RD type. */
type = decode_rd_type(pnt);
/* Decode RD value. */
if (type == RD_TYPE_AS)
decode_rd_as(pnt + 2,
&rd_as);
else if (type == RD_TYPE_AS4)
decode_rd_as4(pnt + 2,
&rd_as);
else if (type == RD_TYPE_IP)
decode_rd_ip(pnt + 2,
&rd_ip);
#if ENABLE_BGP_VNC
else if (type
== RD_TYPE_VNC_ETH)
decode_rd_vnc_eth(
pnt,
&rd_vnc_eth);
#endif
if (use_json) {
char buffer[BUFSIZ];
if (type == RD_TYPE_AS
|| type == RD_TYPE_AS4)
sprintf(buffer,
"%u:%d",
rd_as.as,
rd_as.val);
else if (type
== RD_TYPE_IP)
sprintf(buffer,
"%s:%d",
inet_ntoa(
rd_ip.ip),
rd_ip.val);
json_object_string_add(
json_nroute,
"routeDistinguisher",
buffer);
} else {
vty_out(vty,
"Route Distinguisher: ");
if (type == RD_TYPE_AS
|| type == RD_TYPE_AS4)
vty_out(vty,
"%u:%d",
rd_as.as,
rd_as.val);
else if (type
== RD_TYPE_IP)
vty_out(vty,
"%s:%d",
inet_ntoa(
rd_ip.ip),
rd_ip.val);
#if ENABLE_BGP_VNC
else if (
type
== RD_TYPE_VNC_ETH)
vty_out(vty,
"%u:%02x:%02x:%02x:%02x:%02x:%02x",
rd_vnc_eth
.local_nve_id,
rd_vnc_eth
.macaddr
.octet[0],
rd_vnc_eth
.macaddr
.octet[1],
rd_vnc_eth
.macaddr
.octet[2],
rd_vnc_eth
.macaddr
.octet[3],
rd_vnc_eth
.macaddr
.octet[4],
rd_vnc_eth
.macaddr
.octet[5]);
#endif
vty_out(vty, "\n");
}
rd_header = 0;
}
if (tags)
route_vty_out_tag(vty, &rm->p,
ri, 0,
SAFI_MPLS_VPN,
json_array);
else
route_vty_out(vty, &rm->p, ri,
0, SAFI_MPLS_VPN,
json_array);
output_count++;
}
if (use_json) {
struct prefix *p;
char buf_a[BUFSIZ];
char buf_b[BUFSIZ];
p = &rm->p;
sprintf(buf_a, "%s/%d",
inet_ntop(p->family,
&p->u.prefix, buf_b,
BUFSIZ),
p->prefixlen);
json_object_object_add(
json_mroute, buf_a, json_array);
}
}
if (use_json) {
struct prefix *p;
char buf_a[BUFSIZ];
char buf_b[BUFSIZ];
p = &rn->p;
sprintf(buf_a, "%s/%d",
inet_ntop(p->family, &p->u.prefix,
buf_b, BUFSIZ),
p->prefixlen);
json_object_object_add(json_nroute, buf_a,
json_mroute);
}
}
}
if (use_json) {
json_object_object_add(json, "routes", json_nroute);
vty_out(vty, "%s\n", json_object_to_json_string_ext(
json, JSON_C_TO_STRING_PRETTY));
json_object_free(json);
} else {
if (output_count == 0)
vty_out(vty, "No prefixes displayed, %ld exist\n",
total_count);
else
vty_out(vty,
"\nDisplayed %ld routes and %ld total paths\n",
output_count, total_count);
}
return CMD_SUCCESS;
}
DEFUN (show_bgp_ip_vpn_all_rd,
show_bgp_ip_vpn_all_rd_cmd,
"show bgp "BGP_AFI_CMD_STR" vpn all [rd ASN:nn_or_IP-address:nn] [json]",
SHOW_STR
IP_STR
BGP_STR
BGP_VPNVX_HELP_STR
"Display VPN NLRI specific information\n"
"Display information for a route distinguisher\n"
"VPN Route Distinguisher\n"
JSON_STR)
{
int idx_rd = 5;
int ret;
struct prefix_rd prd;
afi_t afi;
int idx = 0;
if (argv_find_and_parse_afi(argv, argc, &idx, &afi)) {
if (argc >= 7 && argv[idx_rd]->arg) {
ret = str2prefix_rd(argv[idx_rd]->arg, &prd);
if (!ret) {
vty_out(vty,
"%% Malformed Route Distinguisher\n");
return CMD_WARNING;
}
return bgp_show_mpls_vpn(vty, afi, &prd,
bgp_show_type_normal, NULL, 0,
use_json(argc, argv));
} else {
return bgp_show_mpls_vpn(vty, afi, NULL,
bgp_show_type_normal, NULL, 0,
use_json(argc, argv));
}
}
return CMD_SUCCESS;
}
DEFUN (show_ip_bgp_vpn_rd,
show_ip_bgp_vpn_rd_cmd,
"show [ip] bgp "BGP_AFI_CMD_STR" vpn rd ASN:nn_or_IP-address:nn",
SHOW_STR
IP_STR
BGP_STR
BGP_AFI_HELP_STR
"Address Family modifier\n"
"Display information for a route distinguisher\n"
"VPN Route Distinguisher\n")
{
int idx_ext_community = argc - 1;
int ret;
struct prefix_rd prd;
afi_t afi;
int idx = 0;
if (argv_find_and_parse_vpnvx(argv, argc, &idx, &afi)) {
ret = str2prefix_rd(argv[idx_ext_community]->arg, &prd);
if (!ret) {
vty_out(vty, "%% Malformed Route Distinguisher\n");
return CMD_WARNING;
}
return bgp_show_mpls_vpn(vty, afi, &prd, bgp_show_type_normal,
NULL, 0, 0);
}
return CMD_SUCCESS;
}
#ifdef KEEP_OLD_VPN_COMMANDS
DEFUN (show_ip_bgp_vpn_all,
show_ip_bgp_vpn_all_cmd,
"show [ip] bgp <vpnv4|vpnv6>",
SHOW_STR
IP_STR
BGP_STR
BGP_VPNVX_HELP_STR)
{
afi_t afi;
int idx = 0;
if (argv_find_and_parse_vpnvx(argv, argc, &idx, &afi))
return bgp_show_mpls_vpn(vty, afi, NULL, bgp_show_type_normal,
NULL, 0, 0);
return CMD_SUCCESS;
}
DEFUN (show_ip_bgp_vpn_all_tags,
show_ip_bgp_vpn_all_tags_cmd,
"show [ip] bgp <vpnv4|vpnv6> all tags",
SHOW_STR
IP_STR
BGP_STR
BGP_VPNVX_HELP_STR
"Display information about all VPNv4/VPNV6 NLRIs\n"
"Display BGP tags for prefixes\n")
{
afi_t afi;
int idx = 0;
if (argv_find_and_parse_vpnvx(argv, argc, &idx, &afi))
return bgp_show_mpls_vpn(vty, afi, NULL, bgp_show_type_normal,
NULL, 1, 0);
return CMD_SUCCESS;
}
DEFUN (show_ip_bgp_vpn_rd_tags,
show_ip_bgp_vpn_rd_tags_cmd,
"show [ip] bgp <vpnv4|vpnv6> rd ASN:nn_or_IP-address:nn tags",
SHOW_STR
IP_STR
BGP_STR
BGP_VPNVX_HELP_STR
"Display information for a route distinguisher\n"
"VPN Route Distinguisher\n"
"Display BGP tags for prefixes\n")
{
int idx_ext_community = 5;
int ret;
struct prefix_rd prd;
afi_t afi;
int idx = 0;
if (argv_find_and_parse_vpnvx(argv, argc, &idx, &afi)) {
ret = str2prefix_rd(argv[idx_ext_community]->arg, &prd);
if (!ret) {
vty_out(vty, "%% Malformed Route Distinguisher\n");
return CMD_WARNING;
}
return bgp_show_mpls_vpn(vty, afi, &prd, bgp_show_type_normal,
NULL, 1, 0);
}
return CMD_SUCCESS;
}
DEFUN (show_ip_bgp_vpn_all_neighbor_routes,
show_ip_bgp_vpn_all_neighbor_routes_cmd,
"show [ip] bgp <vpnv4|vpnv6> all neighbors A.B.C.D routes [json]",
SHOW_STR
IP_STR
BGP_STR
BGP_VPNVX_HELP_STR
"Display information about all VPNv4/VPNv6 NLRIs\n"
"Detailed information on TCP and BGP neighbor connections\n"
"Neighbor to display information about\n"
"Display routes learned from neighbor\n"
JSON_STR)
{
int idx_ipv4 = 6;
union sockunion su;
struct peer *peer;
int ret;
u_char uj = use_json(argc, argv);
afi_t afi;
int idx = 0;
if (argv_find_and_parse_vpnvx(argv, argc, &idx, &afi)) {
ret = str2sockunion(argv[idx_ipv4]->arg, &su);
if (ret < 0) {
if (uj) {
json_object *json_no = NULL;
json_no = json_object_new_object();
json_object_string_add(json_no, "warning",
"Malformed address");
vty_out(vty, "%s\n",
json_object_to_json_string(json_no));
json_object_free(json_no);
} else
vty_out(vty, "Malformed address: %s\n",
argv[idx_ipv4]->arg);
return CMD_WARNING;
}
peer = peer_lookup(NULL, &su);
if (!peer || !peer->afc[afi][SAFI_MPLS_VPN]) {
if (uj) {
json_object *json_no = NULL;
json_no = json_object_new_object();
json_object_string_add(
json_no, "warning",
"No such neighbor or address family");
vty_out(vty, "%s\n",
json_object_to_json_string(json_no));
json_object_free(json_no);
} else
vty_out(vty,
"%% No such neighbor or address family\n");
return CMD_WARNING;
}
return bgp_show_mpls_vpn(vty, afi, NULL, bgp_show_type_neighbor,
&su, 0, uj);
}
return CMD_SUCCESS;
}
DEFUN (show_ip_bgp_vpn_rd_neighbor_routes,
show_ip_bgp_vpn_rd_neighbor_routes_cmd,
"show [ip] bgp <vpnv4|vpnv6> rd ASN:nn_or_IP-address:nn neighbors A.B.C.D routes [json]",
SHOW_STR
IP_STR
BGP_STR
BGP_VPNVX_HELP_STR
"Display information for a route distinguisher\n"
"VPN Route Distinguisher\n"
"Detailed information on TCP and BGP neighbor connections\n"
"Neighbor to display information about\n"
"Display routes learned from neighbor\n"
JSON_STR)
{
int idx_ext_community = 5;
int idx_ipv4 = 7;
int ret;
union sockunion su;
struct peer *peer;
struct prefix_rd prd;
u_char uj = use_json(argc, argv);
afi_t afi;
int idx = 0;
if (argv_find_and_parse_vpnvx(argv, argc, &idx, &afi)) {
ret = str2prefix_rd(argv[idx_ext_community]->arg, &prd);
if (!ret) {
if (uj) {
json_object *json_no = NULL;
json_no = json_object_new_object();
json_object_string_add(
json_no, "warning",
"Malformed Route Distinguisher");
vty_out(vty, "%s\n",
json_object_to_json_string(json_no));
json_object_free(json_no);
} else
vty_out(vty,
"%% Malformed Route Distinguisher\n");
return CMD_WARNING;
}
ret = str2sockunion(argv[idx_ipv4]->arg, &su);
if (ret < 0) {
if (uj) {
json_object *json_no = NULL;
json_no = json_object_new_object();
json_object_string_add(json_no, "warning",
"Malformed address");
vty_out(vty, "%s\n",
json_object_to_json_string(json_no));
json_object_free(json_no);
} else
vty_out(vty, "Malformed address: %s\n",
argv[idx_ext_community]->arg);
return CMD_WARNING;
}
peer = peer_lookup(NULL, &su);
if (!peer || !peer->afc[afi][SAFI_MPLS_VPN]) {
if (uj) {
json_object *json_no = NULL;
json_no = json_object_new_object();
json_object_string_add(
json_no, "warning",
"No such neighbor or address family");
vty_out(vty, "%s\n",
json_object_to_json_string(json_no));
json_object_free(json_no);
} else
vty_out(vty,
"%% No such neighbor or address family\n");
return CMD_WARNING;
}
return bgp_show_mpls_vpn(vty, afi, &prd, bgp_show_type_neighbor,
&su, 0, uj);
}
return CMD_SUCCESS;
}
DEFUN (show_ip_bgp_vpn_all_neighbor_advertised_routes,
show_ip_bgp_vpn_all_neighbor_advertised_routes_cmd,
"show [ip] bgp <vpnv4|vpnv6> all neighbors A.B.C.D advertised-routes [json]",
SHOW_STR
IP_STR
BGP_STR
BGP_VPNVX_HELP_STR
"Display information about all VPNv4/VPNv6 NLRIs\n"
"Detailed information on TCP and BGP neighbor connections\n"
"Neighbor to display information about\n"
"Display the routes advertised to a BGP neighbor\n"
JSON_STR)
{
int idx_ipv4 = 6;
int ret;
struct peer *peer;
union sockunion su;
u_char uj = use_json(argc, argv);
afi_t afi;
int idx = 0;
if (argv_find_and_parse_vpnvx(argv, argc, &idx, &afi)) {
ret = str2sockunion(argv[idx_ipv4]->arg, &su);
if (ret < 0) {
if (uj) {
json_object *json_no = NULL;
json_no = json_object_new_object();
json_object_string_add(json_no, "warning",
"Malformed address");
vty_out(vty, "%s\n",
json_object_to_json_string(json_no));
json_object_free(json_no);
} else
vty_out(vty, "Malformed address: %s\n",
argv[idx_ipv4]->arg);
return CMD_WARNING;
}
peer = peer_lookup(NULL, &su);
if (!peer || !peer->afc[afi][SAFI_MPLS_VPN]) {
if (uj) {
json_object *json_no = NULL;
json_no = json_object_new_object();
json_object_string_add(
json_no, "warning",
"No such neighbor or address family");
vty_out(vty, "%s\n",
json_object_to_json_string(json_no));
json_object_free(json_no);
} else
vty_out(vty,
"%% No such neighbor or address family\n");
return CMD_WARNING;
}
return show_adj_route_vpn(vty, peer, NULL, AFI_IP,
SAFI_MPLS_VPN, uj);
}
return CMD_SUCCESS;
}
DEFUN (show_ip_bgp_vpn_rd_neighbor_advertised_routes,
show_ip_bgp_vpn_rd_neighbor_advertised_routes_cmd,
"show [ip] bgp <vpnv4|vpnv6> rd ASN:nn_or_IP-address:nn neighbors A.B.C.D advertised-routes [json]",
SHOW_STR
IP_STR
BGP_STR
BGP_VPNVX_HELP_STR
"Display information for a route distinguisher\n"
"VPN Route Distinguisher\n"
"Detailed information on TCP and BGP neighbor connections\n"
"Neighbor to display information about\n"
"Display the routes advertised to a BGP neighbor\n"
JSON_STR)
{
int idx_ext_community = 5;
int idx_ipv4 = 7;
int ret;
struct peer *peer;
struct prefix_rd prd;
union sockunion su;
u_char uj = use_json(argc, argv);
afi_t afi;
int idx = 0;
if (argv_find_and_parse_vpnvx(argv, argc, &idx, &afi)) {
ret = str2sockunion(argv[idx_ipv4]->arg, &su);
if (ret < 0) {
if (uj) {
json_object *json_no = NULL;
json_no = json_object_new_object();
json_object_string_add(json_no, "warning",
"Malformed address");
vty_out(vty, "%s\n",
json_object_to_json_string(json_no));
json_object_free(json_no);
} else