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bgp_encap.c
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/*
* This file created by LabN Consulting, L.L.C.
*
*
* This file is based on bgp_mplsvpn.c which is Copyright (C) 2000
* Kunihiro Ishiguro <kunihiro@zebra.org>
*
*/
/*
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 GNU Zebra; see the file COPYING. If not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
#include <zebra.h>
#include "command.h"
#include "prefix.h"
#include "log.h"
#include "memory.h"
#include "stream.h"
#include "filter.h"
#include "bgpd/bgpd.h"
#include "bgpd/bgp_table.h"
#include "bgpd/bgp_route.h"
#include "bgpd/bgp_attr.h"
#include "bgpd/bgp_ecommunity.h"
#include "bgpd/bgp_mplsvpn.h"
#include "bgpd/bgp_vty.h"
#include "bgpd/bgp_encap.h"
static u_int16_t
decode_rd_type (u_char *pnt)
{
u_int16_t v;
v = ((u_int16_t) *pnt++ << 8);
v |= (u_int16_t) *pnt;
return v;
}
static void
decode_rd_as (u_char *pnt, struct rd_as *rd_as)
{
rd_as->as = (u_int16_t) *pnt++ << 8;
rd_as->as |= (u_int16_t) *pnt++;
rd_as->val = ((u_int32_t) *pnt++) << 24;
rd_as->val |= ((u_int32_t) *pnt++) << 16;
rd_as->val |= ((u_int32_t) *pnt++) << 8;
rd_as->val |= (u_int32_t) *pnt;
}
static void
decode_rd_as4 (u_char *pnt, struct rd_as *rd_as)
{
rd_as->as = (u_int32_t) *pnt++ << 24;
rd_as->as |= (u_int32_t) *pnt++ << 16;
rd_as->as |= (u_int32_t) *pnt++ << 8;
rd_as->as |= (u_int32_t) *pnt++;
rd_as->val = ((u_int32_t) *pnt++ << 8);
rd_as->val |= (u_int32_t) *pnt;
}
static void
decode_rd_ip (u_char *pnt, struct rd_ip *rd_ip)
{
memcpy (&rd_ip->ip, pnt, 4);
pnt += 4;
rd_ip->val = ((u_int16_t) *pnt++ << 8);
rd_ip->val |= (u_int16_t) *pnt;
}
static void
ecom2prd(struct ecommunity *ecom, struct prefix_rd *prd)
{
int i;
memset(prd, 0, sizeof(struct prefix_rd));
prd->family = AF_UNSPEC;
prd->prefixlen = 64;
if (!ecom)
return;
for (i = 0; i < (ecom->size * ECOMMUNITY_SIZE); i += ECOMMUNITY_SIZE) {
uint8_t *ep;
ep = ecom->val + i;
switch (ep[0]) {
default:
continue;
case 0x80:
case 0x81:
case 0x82:
if (ep[1] == 0x0) {
prd->val[1] = ep[0] & 0x03;
memcpy(prd->val + 2, ep + 2, 6);
return;
}
}
}
}
int
bgp_nlri_parse_encap(
afi_t afi,
struct peer *peer,
struct attr *attr, /* Need even for withdraw */
struct bgp_nlri *packet,
int withdraw) /* 0=update, !0 = withdraw */
{
u_char *pnt;
u_char *lim;
struct prefix p;
int psize = 0;
int prefixlen;
struct rd_as rd_as;
struct rd_ip rd_ip;
struct prefix_rd prd;
struct ecommunity *pEcom = NULL;
u_int16_t rdtype = 0xffff;
char buf[BUFSIZ];
/* Check peer status. */
if (peer->status != Established)
return 0;
/* Make prefix_rd */
if (attr && attr->extra && attr->extra->ecommunity)
pEcom = attr->extra->ecommunity;
ecom2prd(pEcom, &prd);
memset(&rd_as, 0, sizeof(rd_as));
memset(&rd_ip, 0, sizeof(rd_ip));
if (pEcom) {
rdtype = (prd.val[0] << 8) | prd.val[1];
/* Decode RD value. */
if (rdtype == RD_TYPE_AS)
decode_rd_as (prd.val + 2, &rd_as);
else if (rdtype == RD_TYPE_IP)
decode_rd_ip (prd.val + 2, &rd_ip);
else if (rdtype == RD_TYPE_AS4)
decode_rd_as4 (prd.val + 2, &rd_as);
else
{
zlog_err ("Invalid RD type %d", rdtype);
}
}
/*
* NB: this code was based on the MPLS VPN code, which supported RDs.
* For the moment we are retaining the underlying RIB structure that
* keeps a per-RD radix tree, but since the RDs are not carried over
* the wire, we set the RD internally to 0.
*/
prd.family = AF_UNSPEC;
prd.prefixlen = 64;
memset(prd.val, 0, sizeof(prd.val));
pnt = packet->nlri;
lim = pnt + packet->length;
for (; pnt < lim; pnt += psize)
{
/* Clear prefix structure. */
memset (&p, 0, sizeof (struct prefix));
/* Fetch prefix length. */
prefixlen = *pnt++;
p.family = afi2family(afi);
if (p.family == 0) {
/* bad afi, shouldn't happen */
zlog_warn("%s: bad afi %d, dropping incoming route", __func__, afi);
continue;
}
psize = PSIZE (prefixlen);
p.prefixlen = prefixlen;
memcpy (&p.u.prefix, pnt, psize);
if (pnt + psize > lim)
return -1;
if (rdtype == RD_TYPE_AS)
zlog_info ("rd-as %u:%u prefix %s/%d", rd_as.as, rd_as.val,
inet_ntop (p.family, &p.u.prefix, buf, BUFSIZ),
p.prefixlen);
else if (rdtype == RD_TYPE_IP)
zlog_info ("rd-ip %s:%u prefix %s/%d", inet_ntoa (rd_ip.ip),
rd_ip.val,
inet_ntop (p.family, &p.u.prefix, buf, BUFSIZ),
p.prefixlen);
else if (rdtype == RD_TYPE_AS4)
zlog_info ("rd-as4 %u:%u prefix %s/%d", rd_as.as, rd_as.val,
inet_ntop (p.family, &p.u.prefix, buf, BUFSIZ),
p.prefixlen);
else
zlog_info ("rd unknown, default to 0:0 prefix %s/%d",
inet_ntop (p.family, &p.u.prefix, buf, BUFSIZ),
p.prefixlen);
if (!withdraw) {
bgp_update (peer, &p, 0, attr, afi, SAFI_ENCAP,
ZEBRA_ROUTE_BGP, BGP_ROUTE_NORMAL, &prd, NULL, 0);
} else {
bgp_withdraw (peer, &p, 0, attr, afi, SAFI_ENCAP,
ZEBRA_ROUTE_BGP, BGP_ROUTE_NORMAL, &prd, NULL);
}
}
/* Packet length consistency check. */
if (pnt != lim)
return -1;
return 0;
}
/* TBD: these routes should probably all be host routes */
/* For testing purpose, static route of ENCAP. */
DEFUN (encap_network,
encap_network_cmd,
"network A.B.C.D/M rd ASN:nn_or_IP-address:nn tag WORD",
"Specify a network to announce via BGP\n"
"IP prefix <network>/<length>, e.g., 35.0.0.0/8\n"
"Specify Route Distinguisher\n"
"ENCAP Route Distinguisher\n"
"BGP tag\n"
"tag value\n")
{
int idx_ipv4 = 1;
int idx_rd = 3;
int idx_word = 5;
return bgp_static_set_safi (SAFI_ENCAP, vty, argv[idx_ipv4]->arg, argv[idx_rd]->arg, argv[idx_word]->arg, NULL);
}
/* For testing purpose, static route of ENCAP. */
DEFUN (no_encap_network,
no_encap_network_cmd,
"no network A.B.C.D/M rd ASN:nn_or_IP-address:nn tag WORD",
NO_STR
"Specify a network to announce via BGP\n"
"IP prefix <network>/<length>, e.g., 35.0.0.0/8\n"
"Specify Route Distinguisher\n"
"ENCAP Route Distinguisher\n"
"BGP tag\n"
"tag value\n")
{
int idx_ipv4 = 2;
int idx_rd = 4;
int idx_word = 6;
return bgp_static_unset_safi (SAFI_ENCAP, vty, argv[idx_ipv4]->arg, argv[idx_rd]->arg, argv[idx_word]->arg);
}
static int
show_adj_route_encap (struct vty *vty, struct peer *peer, struct prefix_rd *prd)
{
struct bgp *bgp;
struct bgp_table *table;
struct bgp_node *rn;
struct bgp_node *rm;
struct attr *attr;
int rd_header;
int header = 1;
char v4_header[] = " Network Next Hop Metric LocPrf Weight Path%s";
bgp = bgp_get_default ();
if (bgp == NULL)
{
vty_out (vty, "No BGP process is configured%s", VTY_NEWLINE);
return CMD_WARNING;
}
for (rn = bgp_table_top (bgp->rib[AFI_IP][SAFI_ENCAP]); 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))
if ((attr = rm->info) != NULL)
{
if (header)
{
vty_out (vty, "BGP table version is 0, local router ID is %s%s",
inet_ntoa (bgp->router_id), VTY_NEWLINE);
vty_out (vty, "Status codes: s suppressed, d damped, h history, * valid, > best, i - internal%s",
VTY_NEWLINE);
vty_out (vty, "Origin codes: i - IGP, e - EGP, ? - incomplete%s%s",
VTY_NEWLINE, VTY_NEWLINE);
vty_out (vty, v4_header, VTY_NEWLINE);
header = 0;
}
if (rd_header)
{
u_int16_t type;
struct rd_as rd_as;
struct rd_ip rd_ip;
u_char *pnt;
pnt = rn->p.u.val;
vty_out (vty, "Route Distinguisher: ");
/* Decode RD type. */
type = decode_rd_type (pnt);
switch (type) {
case RD_TYPE_AS:
decode_rd_as (pnt + 2, &rd_as);
vty_out (vty, "%u:%d", rd_as.as, rd_as.val);
break;
case RD_TYPE_IP:
decode_rd_ip (pnt + 2, &rd_ip);
vty_out (vty, "%s:%d", inet_ntoa (rd_ip.ip), rd_ip.val);
break;
default:
vty_out (vty, "unknown RD type");
}
vty_out (vty, "%s", VTY_NEWLINE);
rd_header = 0;
}
route_vty_out_tmp (vty, &rm->p, attr, SAFI_ENCAP, 0, NULL);
}
}
}
return CMD_SUCCESS;
}
enum bgp_show_type
{
bgp_show_type_normal,
bgp_show_type_regexp,
bgp_show_type_prefix_list,
bgp_show_type_filter_list,
bgp_show_type_neighbor,
bgp_show_type_cidr_only,
bgp_show_type_prefix_longer,
bgp_show_type_community_all,
bgp_show_type_community,
bgp_show_type_community_exact,
bgp_show_type_community_list,
bgp_show_type_community_list_exact
};
static int
bgp_show_encap (
struct vty *vty,
afi_t afi,
struct prefix_rd *prd,
enum bgp_show_type type,
void *output_arg,
int tags)
{
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;
char v4_header[] = " Network Next Hop Metric LocPrf Weight Path%s";
char v4_header_tag[] = " Network Next Hop In tag/Out tag%s";
unsigned long output_count = 0;
unsigned long total_count = 0;
bgp = bgp_get_default ();
if (bgp == NULL)
{
vty_out (vty, "No BGP process is configured%s", VTY_NEWLINE);
return CMD_WARNING;
}
if ((afi != AFI_IP) && (afi != AFI_IP6)) {
vty_out (vty, "Afi %d not supported%s", afi, VTY_NEWLINE);
return CMD_WARNING;
}
for (rn = bgp_table_top (bgp->rib[afi][SAFI_ENCAP]); 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))
for (ri = rm->info; ri; ri = ri->next)
{
total_count++;
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 (tags)
vty_out (vty, v4_header_tag, VTY_NEWLINE);
else
{
vty_out (vty, "BGP table version is 0, local router ID is %s%s",
inet_ntoa (bgp->router_id), VTY_NEWLINE);
vty_out (vty, "Status codes: s suppressed, d damped, h history, * valid, > best, i - internal%s",
VTY_NEWLINE);
vty_out (vty, "Origin codes: i - IGP, e - EGP, ? - incomplete%s%s",
VTY_NEWLINE, VTY_NEWLINE);
vty_out (vty, v4_header, VTY_NEWLINE);
}
header = 0;
}
if (rd_header)
{
u_int16_t type;
struct rd_as rd_as;
struct rd_ip rd_ip;
u_char *pnt;
pnt = rn->p.u.val;
/* Decode RD type. */
type = decode_rd_type (pnt);
vty_out (vty, "Route Distinguisher: ");
switch (type) {
case RD_TYPE_AS:
decode_rd_as (pnt + 2, &rd_as);
vty_out (vty, "%u:%d", rd_as.as, rd_as.val);
break;
case RD_TYPE_IP:
decode_rd_ip (pnt + 2, &rd_ip);
vty_out (vty, "%s:%d", inet_ntoa (rd_ip.ip), rd_ip.val);
break;
default:
vty_out (vty, "Unknown RD type");
break;
}
vty_out (vty, "%s", VTY_NEWLINE);
rd_header = 0;
}
if (tags)
route_vty_out_tag (vty, &rm->p, ri, 0, SAFI_ENCAP, NULL);
else
route_vty_out (vty, &rm->p, ri, 0, SAFI_ENCAP, NULL);
output_count++;
}
}
}
if (output_count == 0)
{
vty_out (vty, "No prefixes displayed, %ld exist%s", total_count, VTY_NEWLINE);
}
else
vty_out (vty, "%sDisplayed %ld out of %ld total prefixes%s",
VTY_NEWLINE, output_count, total_count, VTY_NEWLINE);
return CMD_SUCCESS;
}
DEFUN (show_bgp_ipv4_encap,
show_bgp_ipv4_encap_cmd,
"show bgp ipv4 encap",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n")
{
return bgp_show_encap (vty, AFI_IP, NULL, bgp_show_type_normal, NULL, 0);
}
#ifdef HAVE_IPV6
DEFUN (show_bgp_ipv6_encap,
show_bgp_ipv6_encap_cmd,
"show bgp ipv6 encap",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n")
{
return bgp_show_encap (vty, AFI_IP6, NULL, bgp_show_type_normal, NULL, 0);
}
#endif
DEFUN (show_bgp_ipv4_encap_rd,
show_bgp_ipv4_encap_rd_cmd,
"show bgp ipv4 encap rd ASN:nn_or_IP-address:nn",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n"
"Display information for a route distinguisher\n"
"ENCAP Route Distinguisher\n")
{
int idx_rd = 5;
int ret;
struct prefix_rd prd;
ret = str2prefix_rd (argv[idx_rd]->arg, &prd);
if (! ret)
{
vty_out (vty, "%% Malformed Route Distinguisher%s", VTY_NEWLINE);
return CMD_WARNING;
}
return bgp_show_encap (vty, AFI_IP, &prd, bgp_show_type_normal, NULL, 0);
}
#ifdef HAVE_IPV6
DEFUN (show_bgp_ipv6_encap_rd,
show_bgp_ipv6_encap_rd_cmd,
"show bgp ipv6 encap rd ASN:nn_or_IP-address:nn",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n"
"Display information for a route distinguisher\n"
"ENCAP Route Distinguisher\n"
"Display BGP tags for prefixes\n")
{
int idx_rd = 5;
int ret;
struct prefix_rd prd;
ret = str2prefix_rd (argv[idx_rd]->arg, &prd);
if (! ret)
{
vty_out (vty, "%% Malformed Route Distinguisher%s", VTY_NEWLINE);
return CMD_WARNING;
}
return bgp_show_encap (vty, AFI_IP6, &prd, bgp_show_type_normal, NULL, 0);
}
#endif
DEFUN (show_bgp_ipv4_encap_tags,
show_bgp_ipv4_encap_tags_cmd,
"show bgp ipv4 encap tags",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n"
"Display BGP tags for prefixes\n")
{
return bgp_show_encap (vty, AFI_IP, NULL, bgp_show_type_normal, NULL, 1);
}
#ifdef HAVE_IPV6
DEFUN (show_bgp_ipv6_encap_tags,
show_bgp_ipv6_encap_tags_cmd,
"show bgp ipv6 encap tags",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n"
"Display BGP tags for prefixes\n")
{
return bgp_show_encap (vty, AFI_IP6, NULL, bgp_show_type_normal, NULL, 1);
}
#endif
DEFUN (show_bgp_ipv4_encap_rd_tags,
show_bgp_ipv4_encap_rd_tags_cmd,
"show bgp ipv4 encap rd ASN:nn_or_IP-address:nn tags",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n"
"Display information for a route distinguisher\n"
"ENCAP Route Distinguisher\n"
"Display BGP tags for prefixes\n")
{
int idx_rd = 5;
int ret;
struct prefix_rd prd;
ret = str2prefix_rd (argv[idx_rd]->arg, &prd);
if (! ret)
{
vty_out (vty, "%% Malformed Route Distinguisher%s", VTY_NEWLINE);
return CMD_WARNING;
}
return bgp_show_encap (vty, AFI_IP, &prd, bgp_show_type_normal, NULL, 1);
}
#ifdef HAVE_IPV6
DEFUN (show_bgp_ipv6_encap_rd_tags,
show_bgp_ipv6_encap_rd_tags_cmd,
"show bgp ipv6 encap rd ASN:nn_or_IP-address:nn tags",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n"
"Display information for a route distinguisher\n"
"ENCAP Route Distinguisher\n"
"Display BGP tags for prefixes\n")
{
int idx_rd = 5;
int ret;
struct prefix_rd prd;
ret = str2prefix_rd (argv[idx_rd]->arg, &prd);
if (! ret)
{
vty_out (vty, "%% Malformed Route Distinguisher%s", VTY_NEWLINE);
return CMD_WARNING;
}
return bgp_show_encap (vty, AFI_IP6, &prd, bgp_show_type_normal, NULL, 1);
}
#endif
DEFUN (show_bgp_ipv4_encap_neighbor_routes,
show_bgp_ipv4_encap_neighbor_routes_cmd,
"show bgp ipv4 encap neighbors A.B.C.D routes",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n"
"Detailed information on TCP and BGP neighbor connections\n"
"Neighbor to display information about\n"
"Display routes learned from neighbor\n")
{
int idx_peer = 5;
union sockunion *su;
struct peer *peer;
su = sockunion_str2su (argv[idx_peer]->arg);
if (su == NULL)
{
vty_out (vty, "Malformed address: %s%s", argv[idx_peer]->arg, VTY_NEWLINE);
return CMD_WARNING;
}
peer = peer_lookup (NULL, su);
if (! peer || ! peer->afc[AFI_IP][SAFI_ENCAP])
{
vty_out (vty, "%% No such neighbor or address family%s", VTY_NEWLINE);
return CMD_WARNING;
}
return bgp_show_encap (vty, AFI_IP, NULL, bgp_show_type_neighbor, su, 0);
}
#ifdef HAVE_IPV6
DEFUN (show_bgp_ipv6_encap_neighbor_routes,
show_bgp_ipv6_encap_neighbor_routes_cmd,
"show bgp ipv6 encap neighbors A.B.C.D routes",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n"
"Detailed information on TCP and BGP neighbor connections\n"
"Neighbor to display information about\n"
"Display routes learned from neighbor\n")
{
int idx_peer = 5;
union sockunion *su;
struct peer *peer;
su = sockunion_str2su (argv[idx_peer]->arg);
if (su == NULL)
{
vty_out (vty, "Malformed address: %s%s", argv[idx_peer]->arg, VTY_NEWLINE);
return CMD_WARNING;
}
peer = peer_lookup (NULL, su);
if (! peer || ! peer->afc[AFI_IP6][SAFI_ENCAP])
{
vty_out (vty, "%% No such neighbor or address family%s", VTY_NEWLINE);
return CMD_WARNING;
}
return bgp_show_encap (vty, AFI_IP6, NULL, bgp_show_type_neighbor, su, 0);
}
#endif
DEFUN (show_bgp_ipv4_encap_rd_neighbor_routes,
show_bgp_ipv4_encap_rd_neighbor_routes_cmd,
"show bgp ipv4 encap rd ASN:nn_or_IP-address:nn neighbors <A.B.C.D|X:X::X:X> routes",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n"
"Display information for a route distinguisher\n"
"ENCAP Route Distinguisher\n"
"Detailed information on TCP and BGP neighbor connections\n"
"Neighbor to display information about\n"
"Neighbor to display information about\n"
"Display routes learned from neighbor\n")
{
int idx_rd = 5;
int idx_peer = 7;
int ret;
union sockunion *su;
struct peer *peer;
struct prefix_rd prd;
ret = str2prefix_rd (argv[idx_rd]->arg, &prd);
if (! ret)
{
vty_out (vty, "%% Malformed Route Distinguisher%s", VTY_NEWLINE);
return CMD_WARNING;
}
su = sockunion_str2su (argv[idx_peer]->arg);
if (su == NULL)
{
vty_out (vty, "Malformed address: %s%s", argv[idx_peer]->arg, VTY_NEWLINE);
return CMD_WARNING;
}
peer = peer_lookup (NULL, su);
if (! peer || ! peer->afc[AFI_IP][SAFI_ENCAP])
{
vty_out (vty, "%% No such neighbor or address family%s", VTY_NEWLINE);
return CMD_WARNING;
}
return bgp_show_encap (vty, AFI_IP, &prd, bgp_show_type_neighbor, su, 0);
}
#ifdef HAVE_IPV6
DEFUN (show_bgp_ipv6_encap_rd_neighbor_routes,
show_bgp_ipv6_encap_rd_neighbor_routes_cmd,
"show bgp ipv6 encap rd ASN:nn_or_IP-address:nn neighbors <A.B.C.D|X:X::X:X> routes",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n"
"Display information for a route distinguisher\n"
"ENCAP Route Distinguisher\n"
"Detailed information on TCP and BGP neighbor connections\n"
"Neighbor to display information about\n"
"Neighbor to display information about\n"
"Display routes learned from neighbor\n")
{
int idx_rd = 5;
int idx_peer = 7;
int ret;
union sockunion *su;
struct peer *peer;
struct prefix_rd prd;
ret = str2prefix_rd (argv[idx_rd]->arg, &prd);
if (! ret)
{
vty_out (vty, "%% Malformed Route Distinguisher%s", VTY_NEWLINE);
return CMD_WARNING;
}
su = sockunion_str2su (argv[idx_peer]->arg);
if (su == NULL)
{
vty_out (vty, "Malformed address: %s%s", argv[idx_peer]->arg, VTY_NEWLINE);
return CMD_WARNING;
}
peer = peer_lookup (NULL, su);
if (! peer || ! peer->afc[AFI_IP6][SAFI_ENCAP])
{
vty_out (vty, "%% No such neighbor or address family%s", VTY_NEWLINE);
return CMD_WARNING;
}
return bgp_show_encap (vty, AFI_IP6, &prd, bgp_show_type_neighbor, su, 0);
}
#endif
DEFUN (show_bgp_ipv4_encap_neighbor_advertised_routes,
show_bgp_ipv4_encap_neighbor_advertised_routes_cmd,
"show bgp ipv4 encap neighbors A.B.C.D advertised-routes",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\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")
{
int idx_peer = 5;
int ret;
struct peer *peer;
union sockunion su;
ret = str2sockunion (argv[idx_peer]->arg, &su);
if (ret < 0)
{
vty_out (vty, "%% Malformed address: %s%s", argv[idx_peer]->arg, VTY_NEWLINE);
return CMD_WARNING;
}
peer = peer_lookup (NULL, &su);
if (! peer || ! peer->afc[AFI_IP][SAFI_ENCAP])
{
vty_out (vty, "%% No such neighbor or address family%s", VTY_NEWLINE);
return CMD_WARNING;
}
return show_adj_route_encap (vty, peer, NULL);
}
#ifdef HAVE_IPV6
DEFUN (show_bgp_ipv6_encap_neighbor_advertised_routes,
show_bgp_ipv6_encap_neighbor_advertised_routes_cmd,
"show bgp ipv6 encap neighbors A.B.C.D advertised-routes",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\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")
{
int idx_peer = 5;
int ret;
struct peer *peer;
union sockunion su;
ret = str2sockunion (argv[idx_peer]->arg, &su);
if (ret < 0)
{
vty_out (vty, "%% Malformed address: %s%s", argv[idx_peer]->arg, VTY_NEWLINE);
return CMD_WARNING;
}
peer = peer_lookup (NULL, &su);
if (! peer || ! peer->afc[AFI_IP6][SAFI_ENCAP])
{
vty_out (vty, "%% No such neighbor or address family%s", VTY_NEWLINE);
return CMD_WARNING;
}
return show_adj_route_encap (vty, peer, NULL);
}
#endif
DEFUN (show_bgp_ipv4_encap_rd_neighbor_advertised_routes,
show_bgp_ipv4_encap_rd_neighbor_advertised_routes_cmd,
"show bgp ipv4 encap rd ASN:nn_or_IP-address:nn neighbors <A.B.C.D|X:X::X:X> advertised-routes",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n"
"Display information for a route distinguisher\n"
"ENCAP Route Distinguisher\n"
"Detailed information on TCP and BGP neighbor connections\n"
"Neighbor to display information about\n"
"Neighbor to display information about\n"
"Display the routes advertised to a BGP neighbor\n")
{
int idx_rd = 5;
int idx_peer = 7;
int ret;
struct peer *peer;
struct prefix_rd prd;
union sockunion su;
ret = str2sockunion (argv[idx_peer]->arg, &su);
if (ret < 0)
{
vty_out (vty, "%% Malformed address: %s%s", argv[idx_peer]->arg, VTY_NEWLINE);
return CMD_WARNING;
}
peer = peer_lookup (NULL, &su);
if (! peer || ! peer->afc[AFI_IP][SAFI_ENCAP])
{
vty_out (vty, "%% No such neighbor or address family%s", VTY_NEWLINE);
return CMD_WARNING;
}
ret = str2prefix_rd (argv[idx_rd]->arg, &prd);
if (! ret)
{
vty_out (vty, "%% Malformed Route Distinguisher%s", VTY_NEWLINE);
return CMD_WARNING;
}
return show_adj_route_encap (vty, peer, &prd);
}
#ifdef HAVE_IPV6
DEFUN (show_bgp_ipv6_encap_rd_neighbor_advertised_routes,
show_bgp_ipv6_encap_rd_neighbor_advertised_routes_cmd,
"show bgp ipv6 encap rd ASN:nn_or_IP-address:nn neighbors <A.B.C.D|X:X::X:X> advertised-routes",
SHOW_STR
BGP_STR
"Address Family\n"
"Display ENCAP NLRI specific information\n"
"Display information for a route distinguisher\n"
"ENCAP Route Distinguisher\n"
"Detailed information on TCP and BGP neighbor connections\n"
"Neighbor to display information about\n"
"Neighbor to display information about\n"
"Display the routes advertised to a BGP neighbor\n")
{
int idx_rd = 5;
int idx_peer = 7;
int ret;
struct peer *peer;
struct prefix_rd prd;
union sockunion su;
ret = str2sockunion (argv[idx_peer]->arg, &su);
if (ret < 0)
{
vty_out (vty, "%% Malformed address: %s%s", argv[idx_peer]->arg, VTY_NEWLINE);
return CMD_WARNING;
}
peer = peer_lookup (NULL, &su);
if (! peer || ! peer->afc[AFI_IP6][SAFI_ENCAP])
{
vty_out (vty, "%% No such neighbor or address family%s", VTY_NEWLINE);
return CMD_WARNING;
}
ret = str2prefix_rd (argv[idx_rd]->arg, &prd);
if (! ret)
{
vty_out (vty, "%% Malformed Route Distinguisher%s", VTY_NEWLINE);
return CMD_WARNING;
}
return show_adj_route_encap (vty, peer, &prd);
}
#endif
void
bgp_encap_init (void)
{
install_element (BGP_ENCAP_NODE, &encap_network_cmd);
install_element (BGP_ENCAP_NODE, &no_encap_network_cmd);
install_element (VIEW_NODE, &show_bgp_ipv4_encap_cmd);
install_element (VIEW_NODE, &show_bgp_ipv4_encap_rd_cmd);
install_element (VIEW_NODE, &show_bgp_ipv4_encap_tags_cmd);
install_element (VIEW_NODE, &show_bgp_ipv4_encap_rd_tags_cmd);
install_element (VIEW_NODE, &show_bgp_ipv4_encap_neighbor_routes_cmd);
install_element (VIEW_NODE, &show_bgp_ipv4_encap_rd_neighbor_routes_cmd);
install_element (VIEW_NODE, &show_bgp_ipv4_encap_neighbor_advertised_routes_cmd);
install_element (VIEW_NODE, &show_bgp_ipv4_encap_rd_neighbor_advertised_routes_cmd);
#ifdef HAVE_IPV6
install_element (VIEW_NODE, &show_bgp_ipv6_encap_cmd);
install_element (VIEW_NODE, &show_bgp_ipv6_encap_rd_cmd);
install_element (VIEW_NODE, &show_bgp_ipv6_encap_tags_cmd);
install_element (VIEW_NODE, &show_bgp_ipv6_encap_rd_tags_cmd);
install_element (VIEW_NODE, &show_bgp_ipv6_encap_neighbor_routes_cmd);
install_element (VIEW_NODE, &show_bgp_ipv6_encap_rd_neighbor_routes_cmd);
install_element (VIEW_NODE, &show_bgp_ipv6_encap_neighbor_advertised_routes_cmd);
install_element (VIEW_NODE, &show_bgp_ipv6_encap_rd_neighbor_advertised_routes_cmd);
#endif
install_element (ENABLE_NODE, &show_bgp_ipv4_encap_cmd);
install_element (ENABLE_NODE, &show_bgp_ipv4_encap_rd_cmd);
install_element (ENABLE_NODE, &show_bgp_ipv4_encap_tags_cmd);
install_element (ENABLE_NODE, &show_bgp_ipv4_encap_rd_tags_cmd);
install_element (ENABLE_NODE, &show_bgp_ipv4_encap_neighbor_routes_cmd);
install_element (ENABLE_NODE, &show_bgp_ipv4_encap_rd_neighbor_routes_cmd);
install_element (ENABLE_NODE, &show_bgp_ipv4_encap_neighbor_advertised_routes_cmd);
install_element (ENABLE_NODE, &show_bgp_ipv4_encap_rd_neighbor_advertised_routes_cmd);