bgpd: Implement SNMP BGP4V2-MIB (bgp4V2PeerEntry)

http://www.circitor.fr/Mibs/Mib/B/BGP4V2-MIB.mib

Compared with Arista BGP4V2-MIB implementation, almost identical (despite that
Arista has slightly some additional MIBs).

Example:

```
iso.3.6.1.3.5.1.1.2.1.1.1.4.192.168.10.64 = Gauge32: 0
iso.3.6.1.3.5.1.1.2.1.1.1.4.192.168.10.65 = Gauge32: 0
iso.3.6.1.3.5.1.1.2.1.1.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = Gauge32: 0
iso.3.6.1.3.5.1.1.2.1.1.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.121 = Gauge32: 0
iso.3.6.1.3.5.1.1.2.1.1.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.128 = Gauge32: 0
iso.3.6.1.3.5.1.1.2.1.2.1.4.192.168.10.64 = INTEGER: 0
iso.3.6.1.3.5.1.1.2.1.2.1.4.192.168.10.65 = INTEGER: 0
iso.3.6.1.3.5.1.1.2.1.2.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = INTEGER: 2
iso.3.6.1.3.5.1.1.2.1.2.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.121 = INTEGER: 0
iso.3.6.1.3.5.1.1.2.1.2.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.128 = INTEGER: 0
iso.3.6.1.3.5.1.1.2.1.3.1.4.192.168.10.64 = Hex-STRING: 00 00 00 00
iso.3.6.1.3.5.1.1.2.1.3.1.4.192.168.10.65 = Hex-STRING: 00 00 00 00
iso.3.6.1.3.5.1.1.2.1.3.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = Hex-STRING: 2A 02 47 80 01 23 00 00 00 00 00 00 00 00 00 01
iso.3.6.1.3.5.1.1.2.1.3.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.121 = Hex-STRING: 00 00 00 00
iso.3.6.1.3.5.1.1.2.1.3.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.128 = Hex-STRING: 00 00 00 00
iso.3.6.1.3.5.1.1.2.1.4.1.4.192.168.10.64 = INTEGER: 0
iso.3.6.1.3.5.1.1.2.1.4.1.4.192.168.10.65 = INTEGER: 0
iso.3.6.1.3.5.1.1.2.1.4.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = INTEGER: 2
iso.3.6.1.3.5.1.1.2.1.4.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.121 = INTEGER: 0
iso.3.6.1.3.5.1.1.2.1.4.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.128 = INTEGER: 0
iso.3.6.1.3.5.1.1.2.1.5.1.4.192.168.10.64 = Hex-STRING: 00 00 00 00
iso.3.6.1.3.5.1.1.2.1.5.1.4.192.168.10.65 = Hex-STRING: 00 00 00 00
iso.3.6.1.3.5.1.1.2.1.5.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = Hex-STRING: 2A 02 47 80 01 23 00 00 00 00 00 00 00 00 00 02
iso.3.6.1.3.5.1.1.2.1.5.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.121 = Hex-STRING: 00 00 00 00
iso.3.6.1.3.5.1.1.2.1.5.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.128 = Hex-STRING: 00 00 00 00
iso.3.6.1.3.5.1.1.2.1.6.1.4.192.168.10.64 = Gauge32: 0
iso.3.6.1.3.5.1.1.2.1.6.1.4.192.168.10.65 = Gauge32: 0
iso.3.6.1.3.5.1.1.2.1.6.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = Gauge32: 179
iso.3.6.1.3.5.1.1.2.1.6.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.121 = Gauge32: 0
iso.3.6.1.3.5.1.1.2.1.6.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.128 = Gauge32: 0
iso.3.6.1.3.5.1.1.2.1.7.1.4.192.168.10.64 = Gauge32: 65000
iso.3.6.1.3.5.1.1.2.1.7.1.4.192.168.10.65 = Gauge32: 65000
iso.3.6.1.3.5.1.1.2.1.7.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = Gauge32: 65000
iso.3.6.1.3.5.1.1.2.1.7.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.121 = Gauge32: 65000
iso.3.6.1.3.5.1.1.2.1.7.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.128 = Gauge32: 65000
iso.3.6.1.3.5.1.1.2.1.8.1.4.192.168.10.64 = Hex-STRING: C0 00 02 FC
iso.3.6.1.3.5.1.1.2.1.8.1.4.192.168.10.65 = Hex-STRING: C0 00 02 FC
iso.3.6.1.3.5.1.1.2.1.8.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = Hex-STRING: C0 00 02 FC
iso.3.6.1.3.5.1.1.2.1.8.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.121 = Hex-STRING: C0 00 02 FC
iso.3.6.1.3.5.1.1.2.1.8.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.128 = Hex-STRING: C0 00 02 FC
iso.3.6.1.3.5.1.1.2.1.9.1.4.192.168.10.64 = Gauge32: 0
iso.3.6.1.3.5.1.1.2.1.9.1.4.192.168.10.65 = Gauge32: 0
iso.3.6.1.3.5.1.1.2.1.9.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = Gauge32: 54814
iso.3.6.1.3.5.1.1.2.1.9.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.121 = Gauge32: 0
iso.3.6.1.3.5.1.1.2.1.9.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.128 = Gauge32: 0
iso.3.6.1.3.5.1.1.2.1.10.1.4.192.168.10.64 = Gauge32: 65002
iso.3.6.1.3.5.1.1.2.1.10.1.4.192.168.10.65 = Gauge32: 65002
iso.3.6.1.3.5.1.1.2.1.10.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = Gauge32: 65002
iso.3.6.1.3.5.1.1.2.1.10.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.121 = Gauge32: 65001
iso.3.6.1.3.5.1.1.2.1.10.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.128 = Gauge32: 65001
iso.3.6.1.3.5.1.1.2.1.11.1.4.192.168.10.64 = Hex-STRING: 00 00 00 00
iso.3.6.1.3.5.1.1.2.1.11.1.4.192.168.10.65 = Hex-STRING: 00 00 00 00
iso.3.6.1.3.5.1.1.2.1.11.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = STRING: "dddd"
iso.3.6.1.3.5.1.1.2.1.11.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.121 = Hex-STRING: 00 00 00 00
iso.3.6.1.3.5.1.1.2.1.11.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.128 = Hex-STRING: 00 00 00 00
iso.3.6.1.3.5.1.1.2.1.12.1.4.192.168.10.64 = INTEGER: 2
iso.3.6.1.3.5.1.1.2.1.12.1.4.192.168.10.65 = INTEGER: 2
iso.3.6.1.3.5.1.1.2.1.12.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = INTEGER: 2
iso.3.6.1.3.5.1.1.2.1.12.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.121 = INTEGER: 2
iso.3.6.1.3.5.1.1.2.1.12.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.128 = INTEGER: 2
iso.3.6.1.3.5.1.1.2.1.13.1.4.192.168.10.64 = INTEGER: 1
iso.3.6.1.3.5.1.1.2.1.13.1.4.192.168.10.65 = INTEGER: 3
iso.3.6.1.3.5.1.1.2.1.13.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = INTEGER: 1
iso.3.6.1.3.5.1.1.2.1.13.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.121 = INTEGER: 3
iso.3.6.1.3.5.1.1.2.1.13.2.16.42.12.47.7.72.150.6.102.0.0.0.0.0.0.177.128 = INTEGER: 1
iso.3.6.1.3.5.1.1.2.1.14.1.4.192.168.10.64 = Hex-STRING: 4F 4B 00
iso.3.6.1.3.5.1.1.2.1.14.1.4.192.168.10.65 = Hex-STRING: 4F 4B 32 00
iso.3.6.1.3.5.1.1.2.1.14.2.16.42.2.71.128.1.35.0.0.0.0.0.0.0.0.0.2 = Hex-STRING: 69 70 76 36 00
```

Signed-off-by: Donatas Abraitis <donatas@opensourcerouting.org>

1 files changed, 455 insertions, 0 deletions

diff --git a/bgpd/bgp_snmp_bgp4v2.c b/bgpd/bgp_snmp_bgp4v2.c
new file mode 100644
index 0000000000..d59e63d7e0
--- /dev/null
+++ b/bgpd/bgp_snmp_bgp4v2.c
@@ -0,0 +1,455 @@
+/* BGP4V2-MIB SNMP support
+ *
+ * Copyright (C) 2022 Donatas Abraitis <donatas@opensourcerouting.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 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 <net-snmp/net-snmp-config.h>
+#include <net-snmp/net-snmp-includes.h>
+
+#include "if.h"
+#include "log.h"
+#include "prefix.h"
+#include "command.h"
+#include "thread.h"
+#include "smux.h"
+#include "filter.h"
+#include "hook.h"
+#include "libfrr.h"
+#include "lib/version.h"
+
+#include "bgpd/bgpd.h"
+#include "bgpd/bgp_table.h"
+#include "bgpd/bgp_aspath.h"
+#include "bgpd/bgp_attr.h"
+#include "bgpd/bgp_route.h"
+#include "bgpd/bgp_fsm.h"
+#include "bgpd/bgp_snmp.h"
+#include "bgpd/bgp_snmp_bgp4v2.h"
+
+SNMP_LOCAL_VARIABLES
+
+static oid bgpv2_oid[] = {BGP4V2MIB};
+static struct in_addr bgp_empty_addr = {};
+
+static struct peer *peer_lookup_all_vrf(struct ipaddr *addr)
+{
+	struct bgp *bgp;
+	struct peer *peer;
+	struct listnode *node;
+	struct listnode *bgpnode;
+
+	for (ALL_LIST_ELEMENTS_RO(bm->bgp, bgpnode, bgp)) {
+		for (ALL_LIST_ELEMENTS_RO(bgp->peer, node, peer)) {
+			switch (sockunion_family(&peer->su)) {
+			case AF_INET:
+				if (IPV4_ADDR_SAME(&peer->su.sin.sin_addr,
+						   &addr->ip._v4_addr))
+					return peer;
+				break;
+			case AF_INET6:
+				if (IPV6_ADDR_SAME(&peer->su.sin6.sin6_addr,
+						   &addr->ip._v6_addr))
+					return peer;
+				break;
+			default:
+				break;
+			}
+		}
+	}
+
+	return NULL;
+}
+
+static struct peer *peer_lookup_all_vrf_next(struct ipaddr *addr, oid *offset,
+					     sa_family_t family)
+{
+	struct bgp *bgp;
+	struct peer *peer;
+	struct peer *next_peer = NULL;
+	struct listnode *node;
+	struct listnode *bgpnode;
+
+	for (ALL_LIST_ELEMENTS_RO(bm->bgp, bgpnode, bgp)) {
+		for (ALL_LIST_ELEMENTS_RO(bgp->peer, node, peer)) {
+			sa_family_t peer_family = sockunion_family(&peer->su);
+
+			if (peer_family != family)
+				continue;
+
+			switch (sockunion_family(&peer->su)) {
+			case AF_INET:
+				oid2in_addr(offset, IN_ADDR_SIZE,
+					    &addr->ip._v4_addr);
+				if (IPV4_ADDR_CMP(&peer->su.sin.sin_addr,
+						  &addr->ip._v4_addr) < 0 ||
+				    IPV4_ADDR_SAME(&peer->su.sin.sin_addr,
+						   &addr->ip._v4_addr))
+					continue;
+
+				if (!next_peer ||
+				    IPV4_ADDR_CMP(&next_peer->su.sin.sin_addr,
+						  &peer->su.sin.sin_addr) > 0)
+					next_peer = peer;
+
+				break;
+			case AF_INET6:
+				oid2in6_addr(offset, &addr->ip._v6_addr);
+				if (IPV6_ADDR_CMP(&peer->su.sin6.sin6_addr,
+						  &addr->ip._v6_addr) < 0 ||
+				    IPV6_ADDR_SAME(&peer->su.sin6.sin6_addr,
+						   &addr->ip._v6_addr))
+					continue;
+
+				if (!next_peer ||
+				    IPV6_ADDR_CMP(&next_peer->su.sin6.sin6_addr,
+						  &peer->su.sin6.sin6_addr) > 0)
+					next_peer = peer;
+
+				break;
+			default:
+				break;
+			}
+		}
+	}
+
+	if (next_peer)
+		return next_peer;
+
+	return NULL;
+}
+
+static struct peer *bgpv2PeerTable_lookup(struct variable *v, oid name[],
+					  size_t *length, int exact,
+					  struct ipaddr *addr)
+{
+	struct peer *peer = NULL;
+	size_t namelen = v ? v->namelen : BGP4V2_PEER_ENTRY_OFFSET;
+	oid *offset = name + namelen;
+	sa_family_t family = name[namelen - 1] == 4 ? AF_INET : AF_INET6;
+
+	if (exact) {
+		if (family == AF_INET) {
+			oid2in_addr(offset, IN_ADDR_SIZE, &addr->ip._v4_addr);
+			peer = peer_lookup_all_vrf(addr);
+			return peer;
+		} else if (family == AF_INET6) {
+			oid2in6_addr(offset, &addr->ip._v6_addr);
+			return peer_lookup_all_vrf(addr);
+		}
+	} else {
+		peer = peer_lookup_all_vrf_next(addr, offset, family);
+		if (peer == NULL)
+			return NULL;
+
+		switch (sockunion_family(&peer->su)) {
+		case AF_INET:
+			oid_copy_in_addr(offset, &peer->su.sin.sin_addr);
+			*length = IN_ADDR_SIZE + namelen;
+			return peer;
+		case AF_INET6:
+			oid_copy_in6_addr(offset, &peer->su.sin6.sin6_addr);
+			*length = IN6_ADDR_SIZE + namelen;
+			return peer;
+		default:
+			break;
+		}
+	}
+
+	return NULL;
+}
+
+static uint8_t *bgpv2PeerTable(struct variable *v, oid name[], size_t *length,
+			       int exact, size_t *var_len,
+			       WriteMethod **write_method)
+{
+	struct peer *peer;
+	struct ipaddr addr = {};
+
+	if (smux_header_table(v, name, length, exact, var_len, write_method) ==
+	    MATCH_FAILED)
+		return NULL;
+
+	peer = bgpv2PeerTable_lookup(v, name, length, exact, &addr);
+	if (!peer)
+		return NULL;
+
+	switch (v->magic) {
+	case BGP4V2_PEER_INSTANCE:
+		return SNMP_INTEGER(peer->bgp->vrf_id);
+	case BGP4V2_PEER_LOCAL_ADDR_TYPE:
+		if (peer->su_local)
+			return SNMP_INTEGER(peer->su_local->sa.sa_family ==
+							    AF_INET
+						    ? AFI_IP
+						    : AFI_IP6);
+		else
+			return SNMP_INTEGER(0);
+	case BGP4V2_PEER_LOCAL_ADDR:
+		if (peer->su_local)
+			if (peer->su_local->sa.sa_family == AF_INET)
+				return SNMP_IPADDRESS(
+					peer->su_local->sin.sin_addr);
+			else
+				return SNMP_IP6ADDRESS(
+					peer->su_local->sin6.sin6_addr);
+		else
+			return SNMP_IPADDRESS(bgp_empty_addr);
+	case BGP4V2_PEER_REMOTE_ADDR_TYPE:
+		if (peer->su_remote)
+			return SNMP_INTEGER(peer->su_remote->sa.sa_family ==
+							    AF_INET
+						    ? AFI_IP
+						    : AFI_IP6);
+		else
+			return SNMP_INTEGER(0);
+	case BGP4V2_PEER_REMOTE_ADDR:
+		if (peer->su_remote)
+			if (peer->su_remote->sa.sa_family == AF_INET)
+				return SNMP_IPADDRESS(
+					peer->su_remote->sin.sin_addr);
+			else
+				return SNMP_IP6ADDRESS(
+					peer->su_remote->sin6.sin6_addr);
+		else
+			return SNMP_IPADDRESS(bgp_empty_addr);
+	case BGP4V2_PEER_LOCAL_PORT:
+		if (peer->su_local)
+			if (peer->su_local->sa.sa_family == AF_INET)
+				return SNMP_INTEGER(
+					ntohs(peer->su_local->sin.sin_port));
+			else
+				return SNMP_INTEGER(
+					ntohs(peer->su_local->sin6.sin6_port));
+		else
+			return SNMP_INTEGER(0);
+	case BGP4V2_PEER_LOCAL_AS:
+		return SNMP_INTEGER(peer->local_as);
+	case BGP4V2_PEER_LOCAL_IDENTIFIER:
+		return SNMP_IPADDRESS(peer->local_id);
+	case BGP4V2_PEER_REMOTE_PORT:
+		if (peer->su_remote)
+			if (peer->su_remote->sa.sa_family == AF_INET)
+				return SNMP_INTEGER(
+					ntohs(peer->su_remote->sin.sin_port));
+			else
+				return SNMP_INTEGER(
+					ntohs(peer->su_remote->sin6.sin6_port));
+		else
+			return SNMP_INTEGER(0);
+	case BGP4V2_PEER_REMOTE_AS:
+		return SNMP_INTEGER(peer->as);
+	case BGP4V2_PEER_REMOTE_IDENTIFIER:
+		return SNMP_IPADDRESS(peer->remote_id);
+	case BGP4V2_PEER_ADMIN_STATUS:
+#define BGP_PEER_ADMIN_STATUS_HALTED 1
+#define BGP_PEER_ADMIN_STATUS_RUNNING 2
+		if (BGP_PEER_START_SUPPRESSED(peer))
+			return SNMP_INTEGER(BGP_PEER_ADMIN_STATUS_HALTED);
+		else
+			return SNMP_INTEGER(BGP_PEER_ADMIN_STATUS_RUNNING);
+	case BGP4V2_PEER_STATE:
+		return SNMP_INTEGER(peer->status);
+	case BGP4V2_PEER_DESCRIPTION:
+		if (peer->desc)
+			return SNMP_STRING(peer->desc);
+	default:
+		break;
+	}
+
+	return NULL;
+}
+
+static struct variable bgpv2_variables[] = {
+	{BGP4V2_PEER_INSTANCE,
+	 ASN_UNSIGNED,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_INSTANCE, 1, 4}},
+	{BGP4V2_PEER_INSTANCE,
+	 ASN_UNSIGNED,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_INSTANCE, 2, 16}},
+	{BGP4V2_PEER_LOCAL_ADDR_TYPE,
+	 ASN_INTEGER,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_LOCAL_ADDR_TYPE, 1, 4}},
+	{BGP4V2_PEER_LOCAL_ADDR_TYPE,
+	 ASN_INTEGER,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_LOCAL_ADDR_TYPE, 2, 16}},
+	{BGP4V2_PEER_LOCAL_ADDR,
+	 ASN_OCTET_STR,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_LOCAL_ADDR, 1, 4}},
+	{BGP4V2_PEER_LOCAL_ADDR,
+	 ASN_OCTET_STR,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_LOCAL_ADDR, 2, 16}},
+	{BGP4V2_PEER_REMOTE_ADDR_TYPE,
+	 ASN_INTEGER,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_REMOTE_ADDR_TYPE, 1, 4}},
+	{BGP4V2_PEER_REMOTE_ADDR_TYPE,
+	 ASN_INTEGER,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_REMOTE_ADDR_TYPE, 2, 16}},
+	{BGP4V2_PEER_REMOTE_ADDR,
+	 ASN_OCTET_STR,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_REMOTE_ADDR, 1, 4}},
+	{BGP4V2_PEER_REMOTE_ADDR,
+	 ASN_OCTET_STR,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_REMOTE_ADDR, 2, 16}},
+	{BGP4V2_PEER_LOCAL_PORT,
+	 ASN_UNSIGNED,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_LOCAL_PORT, 1, 4}},
+	{BGP4V2_PEER_LOCAL_PORT,
+	 ASN_UNSIGNED,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_LOCAL_PORT, 2, 16}},
+	{BGP4V2_PEER_LOCAL_AS,
+	 ASN_UNSIGNED,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_LOCAL_AS, 1, 4}},
+	{BGP4V2_PEER_LOCAL_AS,
+	 ASN_UNSIGNED,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_LOCAL_AS, 2, 16}},
+	{BGP4V2_PEER_LOCAL_IDENTIFIER,
+	 ASN_OCTET_STR,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_LOCAL_IDENTIFIER, 1, 4}},
+	{BGP4V2_PEER_LOCAL_IDENTIFIER,
+	 ASN_OCTET_STR,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_LOCAL_IDENTIFIER, 2, 16}},
+	{BGP4V2_PEER_REMOTE_PORT,
+	 ASN_UNSIGNED,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_REMOTE_PORT, 1, 4}},
+	{BGP4V2_PEER_REMOTE_PORT,
+	 ASN_UNSIGNED,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_REMOTE_PORT, 2, 16}},
+	{BGP4V2_PEER_REMOTE_AS,
+	 ASN_UNSIGNED,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_REMOTE_AS, 1, 4}},
+	{BGP4V2_PEER_REMOTE_AS,
+	 ASN_UNSIGNED,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_REMOTE_AS, 2, 16}},
+	{BGP4V2_PEER_REMOTE_IDENTIFIER,
+	 ASN_OCTET_STR,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_REMOTE_IDENTIFIER, 1, 4}},
+	{BGP4V2_PEER_REMOTE_IDENTIFIER,
+	 ASN_OCTET_STR,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_REMOTE_IDENTIFIER, 2, 16}},
+	{BGP4V2_PEER_ADMIN_STATUS,
+	 ASN_INTEGER,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_ADMIN_STATUS, 1, 4}},
+	{BGP4V2_PEER_ADMIN_STATUS,
+	 ASN_INTEGER,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_ADMIN_STATUS, 2, 16}},
+	{BGP4V2_PEER_STATE,
+	 ASN_INTEGER,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_STATE, 1, 4}},
+	{BGP4V2_PEER_STATE,
+	 ASN_INTEGER,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_STATE, 2, 16}},
+	{BGP4V2_PEER_DESCRIPTION,
+	 ASN_OCTET_STR,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_DESCRIPTION, 1, 4}},
+	{BGP4V2_PEER_DESCRIPTION,
+	 ASN_OCTET_STR,
+	 RONLY,
+	 bgpv2PeerTable,
+	 6,
+	 {1, 2, 1, BGP4V2_PEER_DESCRIPTION, 2, 16}},
+};
+
+int bgp_snmp_bgp4v2_init(struct thread_master *tm)
+{
+	REGISTER_MIB("mibII/bgpv2", bgpv2_variables, variable, bgpv2_oid);
+	return 0;
+}