| /* MPLS-VPN |
| 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_mplsvpn.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; |
| } |
| |
| u_int32_t |
| decode_label (u_char *pnt) |
| { |
| u_int32_t l; |
| |
| l = ((u_int32_t) *pnt++ << 12); |
| l |= (u_int32_t) *pnt++ << 4; |
| l |= (u_int32_t) ((*pnt & 0xf0) >> 4); |
| return l; |
| } |
| |
| /* type == RD_TYPE_AS */ |
| 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; |
| } |
| |
| /* type == RD_TYPE_AS4 */ |
| 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_int16_t) *pnt++ << 8); |
| rd_as->val |= (u_int16_t) *pnt; |
| } |
| |
| /* type == RD_TYPE_IP */ |
| 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; |
| } |
| |
| 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; |
| u_char *tagpnt; |
| |
| /* 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; |
| |
| #define VPN_PREFIXLEN_MIN_BYTES (3 + 8) /* label + RD */ |
| for (; pnt < lim; pnt += psize) |
| { |
| /* Clear prefix structure. */ |
| memset (&p, 0, sizeof (struct prefix)); |
| |
| /* Fetch prefix length. */ |
| prefixlen = *pnt++; |
| p.family = afi2family (packet->afi); |
| psize = PSIZE (prefixlen); |
| |
| /* sanity check against packet data */ |
| if (prefixlen < VPN_PREFIXLEN_MIN_BYTES*8 || (pnt + psize) > lim) |
| { |
| zlog_err ("prefix length (%d) is less than 88" |
| " or larger than received (%u)", |
| 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 ("prefix length (%d) exceeds prefix storage (%zu)", |
| 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 ("prefix length (%d) exceeds family (%u) max byte length (%u)", |
| prefixlen - VPN_PREFIXLEN_MIN_BYTES*8, |
| p.family, prefix_blen (&p)); |
| return -1; |
| |
| } |
| |
| /* Copyr label to prefix. */ |
| tagpnt = pnt; |
| |
| /* Copy routing distinguisher to rd. */ |
| memcpy (&prd.val, pnt + 3, 8); |
| |
| /* Decode RD type. */ |
| type = decode_rd_type (pnt + 3); |
| |
| 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; |
| |
| default: |
| zlog_err ("Unknown RD type %d", type); |
| break; /* just report */ |
| } |
| |
| p.prefixlen = prefixlen - VPN_PREFIXLEN_MIN_BYTES*8; |
| memcpy (&p.u.prefix, pnt + VPN_PREFIXLEN_MIN_BYTES, |
| psize - VPN_PREFIXLEN_MIN_BYTES); |
| |
| if (attr) |
| bgp_update (peer, &p, attr, packet->afi, SAFI_MPLS_VPN, |
| ZEBRA_ROUTE_BGP, BGP_ROUTE_NORMAL, &prd, tagpnt, 0); |
| else |
| bgp_withdraw (peer, &p, attr, packet->afi, SAFI_MPLS_VPN, |
| ZEBRA_ROUTE_BGP, BGP_ROUTE_NORMAL, &prd, tagpnt); |
| } |
| /* Packet length consistency check. */ |
| if (pnt != lim) |
| return -1; |
| |
| return 0; |
| #undef VPN_PREFIXLEN_MIN_BYTES |
| } |
| |
| int |
| str2prefix_rd (const char *str, struct prefix_rd *prd) |
| { |
| int ret; /* ret of called functions */ |
| int lret; /* local ret, of this func */ |
| char *p; |
| char *p2; |
| struct stream *s = NULL; |
| char *half = NULL; |
| struct in_addr addr; |
| |
| s = stream_new (8); |
| |
| prd->family = AF_UNSPEC; |
| prd->prefixlen = 64; |
| |
| lret = 0; |
| p = strchr (str, ':'); |
| if (! p) |
| goto out; |
| |
| if (! all_digit (p + 1)) |
| goto out; |
| |
| half = XMALLOC (MTYPE_TMP, (p - str) + 1); |
| memcpy (half, str, (p - str)); |
| half[p - str] = '\0'; |
| |
| p2 = strchr (str, '.'); |
| |
| if (! p2) |
| { |
| if (! all_digit (half)) |
| goto out; |
| |
| stream_putw (s, RD_TYPE_AS); |
| stream_putw (s, atoi (half)); |
| stream_putl (s, atol (p + 1)); |
| } |
| else |
| { |
| ret = inet_aton (half, &addr); |
| if (! ret) |
| goto out; |
| |
| stream_putw (s, RD_TYPE_IP); |
| stream_put_in_addr (s, &addr); |
| stream_putw (s, atol (p + 1)); |
| } |
| memcpy (prd->val, s->data, 8); |
| lret = 1; |
| |
| out: |
| if (s) |
| stream_free (s); |
| if (half) |
| XFREE(MTYPE_TMP, half); |
| return lret; |
| } |
| |
| int |
| str2tag (const char *str, u_char *tag) |
| { |
| unsigned long l; |
| char *endptr; |
| u_int32_t t; |
| |
| if (*str == '-') |
| return 0; |
| |
| errno = 0; |
| l = strtoul (str, &endptr, 10); |
| |
| if (*endptr != '\0' || errno || l > UINT32_MAX) |
| return 0; |
| |
| t = (u_int32_t) l; |
| |
| tag[0] = (u_char)(t >> 12); |
| tag[1] = (u_char)(t >> 4); |
| tag[2] = (u_char)(t << 4); |
| |
| return 1; |
| } |
| |
| char * |
| prefix_rd2str (struct prefix_rd *prd, char *buf, size_t size) |
| { |
| u_char *pnt; |
| u_int16_t type; |
| struct rd_as rd_as; |
| struct rd_ip rd_ip; |
| |
| if (size < RD_ADDRSTRLEN) |
| return NULL; |
| |
| pnt = prd->val; |
| |
| type = decode_rd_type (pnt); |
| |
| if (type == RD_TYPE_AS) |
| { |
| decode_rd_as (pnt + 2, &rd_as); |
| snprintf (buf, size, "%u:%d", rd_as.as, rd_as.val); |
| return buf; |
| } |
| else if (type == RD_TYPE_AS4) |
| { |
| decode_rd_as4 (pnt + 2, &rd_as); |
| snprintf (buf, size, "%u:%d", rd_as.as, rd_as.val); |
| return buf; |
| } |
| else if (type == RD_TYPE_IP) |
| { |
| decode_rd_ip (pnt + 2, &rd_ip); |
| snprintf (buf, size, "%s:%d", inet_ntoa (rd_ip.ip), rd_ip.val); |
| return buf; |
| } |
| return NULL; |
| } |
| |
| /* 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 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" |
| "VPN Route Distinguisher\n" |
| "BGP tag\n" |
| "tag value\n") |
| { |
| return bgp_static_set_safi (SAFI_MPLS_VPN, vty, argv[0], argv[1], argv[2], 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 WORD route-map 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" |
| "VPN Route Distinguisher\n" |
| "BGP tag\n" |
| "tag value\n" |
| "route map\n" |
| "route map name\n") |
| { |
| return bgp_static_set_safi (SAFI_MPLS_VPN, vty, argv[0], argv[1], argv[2], argv[3]); |
| } |
| |
| /* 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 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" |
| "VPN Route Distinguisher\n" |
| "BGP tag\n" |
| "tag value\n") |
| { |
| return bgp_static_unset_safi (SAFI_MPLS_VPN, vty, argv[0], argv[1], argv[2]); |
| } |
| |
| static int |
| show_adj_route_vpn (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_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)) |
| 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; |
| |
| /* 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); |
| |
| vty_out (vty, "Route Distinguisher: "); |
| |
| if (type == RD_TYPE_AS) |
| vty_out (vty, "%u:%d", rd_as.as, rd_as.val); |
| else if (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); |
| |
| vty_out (vty, "%s", VTY_NEWLINE); |
| rd_header = 0; |
| } |
| route_vty_out_tmp (vty, &rm->p, attr, SAFI_MPLS_VPN); |
| } |
| } |
| } |
| 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_mpls_vpn (struct vty *vty, struct prefix_rd *prd, enum bgp_show_type type, |
| void *output_arg, int tags) |
| { |
| afi_t afi = AFI_IP; |
| 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"; |
| |
| 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_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)) |
| 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 (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); |
| /* 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); |
| |
| vty_out (vty, "Route Distinguisher: "); |
| |
| if (type == RD_TYPE_AS) |
| vty_out (vty, "as2 %u:%d", rd_as.as, rd_as.val); |
| else if (type == RD_TYPE_AS4) |
| vty_out (vty, "as4 %u:%d", rd_as.as, rd_as.val); |
| else if (type == RD_TYPE_IP) |
| vty_out (vty, "ip %s:%d", inet_ntoa (rd_ip.ip), rd_ip.val); |
| |
| vty_out (vty, "%s", VTY_NEWLINE); |
| rd_header = 0; |
| } |
| if (tags) |
| route_vty_out_tag (vty, &rm->p, ri, 0, SAFI_MPLS_VPN); |
| else |
| route_vty_out (vty, &rm->p, ri, 0, SAFI_MPLS_VPN); |
| } |
| } |
| } |
| return CMD_SUCCESS; |
| } |
| |
| DEFUN (show_ip_bgp_vpnv4_all, |
| show_ip_bgp_vpnv4_all_cmd, |
| "show ip bgp vpnv4 all", |
| SHOW_STR |
| IP_STR |
| BGP_STR |
| "Display VPNv4 NLRI specific information\n" |
| "Display information about all VPNv4 NLRIs\n") |
| { |
| return bgp_show_mpls_vpn (vty, NULL, bgp_show_type_normal, NULL, 0); |
| } |
| |
| DEFUN (show_ip_bgp_vpnv4_rd, |
| show_ip_bgp_vpnv4_rd_cmd, |
| "show ip bgp vpnv4 rd ASN:nn_or_IP-address:nn", |
| SHOW_STR |
| IP_STR |
| BGP_STR |
| "Display VPNv4 NLRI specific information\n" |
| "Display information for a route distinguisher\n" |
| "VPN Route Distinguisher\n") |
| { |
| int ret; |
| struct prefix_rd prd; |
| |
| ret = str2prefix_rd (argv[0], &prd); |
| if (! ret) |
| { |
| vty_out (vty, "%% Malformed Route Distinguisher%s", VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| return bgp_show_mpls_vpn (vty, &prd, bgp_show_type_normal, NULL, 0); |
| } |
| |
| DEFUN (show_ip_bgp_vpnv4_all_tags, |
| show_ip_bgp_vpnv4_all_tags_cmd, |
| "show ip bgp vpnv4 all tags", |
| SHOW_STR |
| IP_STR |
| BGP_STR |
| "Display VPNv4 NLRI specific information\n" |
| "Display information about all VPNv4 NLRIs\n" |
| "Display BGP tags for prefixes\n") |
| { |
| return bgp_show_mpls_vpn (vty, NULL, bgp_show_type_normal, NULL, 1); |
| } |
| |
| DEFUN (show_ip_bgp_vpnv4_rd_tags, |
| show_ip_bgp_vpnv4_rd_tags_cmd, |
| "show ip bgp vpnv4 rd ASN:nn_or_IP-address:nn tags", |
| SHOW_STR |
| IP_STR |
| BGP_STR |
| "Display VPNv4 NLRI specific information\n" |
| "Display information for a route distinguisher\n" |
| "VPN Route Distinguisher\n" |
| "Display BGP tags for prefixes\n") |
| { |
| int ret; |
| struct prefix_rd prd; |
| |
| ret = str2prefix_rd (argv[0], &prd); |
| if (! ret) |
| { |
| vty_out (vty, "%% Malformed Route Distinguisher%s", VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| return bgp_show_mpls_vpn (vty, &prd, bgp_show_type_normal, NULL, 1); |
| } |
| |
| DEFUN (show_ip_bgp_vpnv4_all_neighbor_routes, |
| show_ip_bgp_vpnv4_all_neighbor_routes_cmd, |
| "show ip bgp vpnv4 all neighbors A.B.C.D routes", |
| SHOW_STR |
| IP_STR |
| BGP_STR |
| "Display VPNv4 NLRI specific information\n" |
| "Display information about all VPNv4 NLRIs\n" |
| "Detailed information on TCP and BGP neighbor connections\n" |
| "Neighbor to display information about\n" |
| "Display routes learned from neighbor\n") |
| { |
| union sockunion su; |
| struct peer *peer; |
| int ret; |
| |
| ret = str2sockunion (argv[0], &su); |
| if (ret < 0) |
| { |
| vty_out (vty, "Malformed address: %s%s", argv[0], VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| |
| peer = peer_lookup (NULL, &su); |
| if (! peer || ! peer->afc[AFI_IP][SAFI_MPLS_VPN]) |
| { |
| vty_out (vty, "%% No such neighbor or address family%s", VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| |
| return bgp_show_mpls_vpn (vty, NULL, bgp_show_type_neighbor, &su, 0); |
| } |
| |
| DEFUN (show_ip_bgp_vpnv4_rd_neighbor_routes, |
| show_ip_bgp_vpnv4_rd_neighbor_routes_cmd, |
| "show ip bgp vpnv4 rd ASN:nn_or_IP-address:nn neighbors A.B.C.D routes", |
| SHOW_STR |
| IP_STR |
| BGP_STR |
| "Display VPNv4 NLRI specific information\n" |
| "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") |
| { |
| int ret; |
| union sockunion su; |
| struct peer *peer; |
| struct prefix_rd prd; |
| |
| ret = str2prefix_rd (argv[0], &prd); |
| if (! ret) |
| { |
| vty_out (vty, "%% Malformed Route Distinguisher%s", VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| |
| ret = str2sockunion (argv[1], &su); |
| if (ret < 0) |
| { |
| vty_out (vty, "Malformed address: %s%s", argv[0], VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| |
| peer = peer_lookup (NULL, &su); |
| if (! peer || ! peer->afc[AFI_IP][SAFI_MPLS_VPN]) |
| { |
| vty_out (vty, "%% No such neighbor or address family%s", VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| |
| return bgp_show_mpls_vpn (vty, &prd, bgp_show_type_neighbor, &su, 0); |
| } |
| |
| DEFUN (show_ip_bgp_vpnv4_all_neighbor_advertised_routes, |
| show_ip_bgp_vpnv4_all_neighbor_advertised_routes_cmd, |
| "show ip bgp vpnv4 all neighbors A.B.C.D advertised-routes", |
| SHOW_STR |
| IP_STR |
| BGP_STR |
| "Display VPNv4 NLRI specific information\n" |
| "Display information about all VPNv4 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") |
| { |
| int ret; |
| struct peer *peer; |
| union sockunion su; |
| |
| ret = str2sockunion (argv[0], &su); |
| if (ret < 0) |
| { |
| vty_out (vty, "%% Malformed address: %s%s", argv[0], VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| peer = peer_lookup (NULL, &su); |
| if (! peer || ! peer->afc[AFI_IP][SAFI_MPLS_VPN]) |
| { |
| vty_out (vty, "%% No such neighbor or address family%s", VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| |
| return show_adj_route_vpn (vty, peer, NULL); |
| } |
| |
| DEFUN (show_ip_bgp_vpnv4_rd_neighbor_advertised_routes, |
| show_ip_bgp_vpnv4_rd_neighbor_advertised_routes_cmd, |
| "show ip bgp vpnv4 rd ASN:nn_or_IP-address:nn neighbors A.B.C.D advertised-routes", |
| SHOW_STR |
| IP_STR |
| BGP_STR |
| "Display VPNv4 NLRI specific information\n" |
| "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") |
| { |
| int ret; |
| struct peer *peer; |
| struct prefix_rd prd; |
| union sockunion su; |
| |
| ret = str2sockunion (argv[1], &su); |
| if (ret < 0) |
| { |
| vty_out (vty, "%% Malformed address: %s%s", argv[0], VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| peer = peer_lookup (NULL, &su); |
| if (! peer || ! peer->afc[AFI_IP][SAFI_MPLS_VPN]) |
| { |
| vty_out (vty, "%% No such neighbor or address family%s", VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| |
| ret = str2prefix_rd (argv[0], &prd); |
| if (! ret) |
| { |
| vty_out (vty, "%% Malformed Route Distinguisher%s", VTY_NEWLINE); |
| return CMD_WARNING; |
| } |
| |
| return show_adj_route_vpn (vty, peer, &prd); |
| } |
| |
| void |
| bgp_mplsvpn_init (void) |
| { |
| install_element (BGP_VPNV4_NODE, &vpnv4_network_cmd); |
| install_element (BGP_VPNV4_NODE, &vpnv4_network_route_map_cmd); |
| install_element (BGP_VPNV4_NODE, &no_vpnv4_network_cmd); |
| |
| |
| install_element (VIEW_NODE, &show_ip_bgp_vpnv4_all_cmd); |
| install_element (VIEW_NODE, &show_ip_bgp_vpnv4_rd_cmd); |
| install_element (VIEW_NODE, &show_ip_bgp_vpnv4_all_tags_cmd); |
| install_element (VIEW_NODE, &show_ip_bgp_vpnv4_rd_tags_cmd); |
| install_element (VIEW_NODE, &show_ip_bgp_vpnv4_all_neighbor_routes_cmd); |
| install_element (VIEW_NODE, &show_ip_bgp_vpnv4_rd_neighbor_routes_cmd); |
| install_element (VIEW_NODE, &show_ip_bgp_vpnv4_all_neighbor_advertised_routes_cmd); |
| install_element (VIEW_NODE, &show_ip_bgp_vpnv4_rd_neighbor_advertised_routes_cmd); |
| |
| install_element (ENABLE_NODE, &show_ip_bgp_vpnv4_all_cmd); |
| install_element (ENABLE_NODE, &show_ip_bgp_vpnv4_rd_cmd); |
| install_element (ENABLE_NODE, &show_ip_bgp_vpnv4_all_tags_cmd); |
| install_element (ENABLE_NODE, &show_ip_bgp_vpnv4_rd_tags_cmd); |
| install_element (ENABLE_NODE, &show_ip_bgp_vpnv4_all_neighbor_routes_cmd); |
| install_element (ENABLE_NODE, &show_ip_bgp_vpnv4_rd_neighbor_routes_cmd); |
| install_element (ENABLE_NODE, &show_ip_bgp_vpnv4_all_neighbor_advertised_routes_cmd); |
| install_element (ENABLE_NODE, &show_ip_bgp_vpnv4_rd_neighbor_advertised_routes_cmd); |
| } |