Observium_CE/includes/polling/bgp-peers.inc.php

542 lines
29 KiB
PHP

<?php
/**
* Observium
*
* This file is part of Observium.
*
* @package observium
* @subpackage poller
* @copyright (C) 2006-2013 Adam Armstrong, (C) 2013-2022 Observium Limited
*
*/
/* FIXME. At some day I should rewrite this to definitions, but some checks is so hard, need more time for convert */
// 'BGP4-MIB', 'CISCO-BGP4-MIB', 'BGP4-V2-MIB-JUNIPER', 'FORCE10-BGP4-V2-MIB', 'ARISTA-BGP4V2-MIB', 'FOUNDRY-BGP4V2-MIB', 'HUAWEI-BGP-VPN-MIB'
if (!$config['enable_bgp'] || !is_device_mib($device, 'BGP4-MIB')) {
// Note, BGP4-MIB is main MIB, without it, the rest will not be checked
return;
} // End check for BGP support
$bgp_oids = [ 'bgpPeerState', 'bgpPeerAdminStatus', 'bgpPeerInUpdates', 'bgpPeerOutUpdates',
'bgpPeerInTotalMessages', 'bgpPeerOutTotalMessages', 'bgpPeerFsmEstablishedTime',
'bgpPeerInUpdateElapsedTime' ]; // , 'bgpPeerLocalAddr', 'bgpPeerIdentifier' ];
$cbgp_defs = [ 'PeerAcceptedPrefixes', 'PeerDeniedPrefixes', 'PeerPrefixAdminLimit', 'PeerPrefixThreshold',
'PeerPrefixClearThreshold', 'PeerAdvertisedPrefixes', 'PeerSuppressedPrefixes', 'PeerWithdrawnPrefixes' ];
/* Moved to definitions
$vendor_oids = array(
// Juniper BGP4-V2 MIB
'BGP4-V2-MIB-JUNIPER' => array('vendor_use_index' => array('jnxBgpM2PeerRemoteAddr' => 1,
'jnxBgpM2PeerRemoteAddrType' => 1,
'jnxBgpM2PeerLocalAddr' => 1),
'vendor_PeerTable' => 'jnxBgpM2PeerTable',
'vendor_PeerState' => 'jnxBgpM2PeerState',
'vendor_PeerAdminStatus' => 'jnxBgpM2PeerStatus', //'jnxBgpM2CfgPeerAdminStatus' not exist in JunOS
'vendor_PeerInUpdates' => 'jnxBgpM2PeerInUpdates',
'vendor_PeerOutUpdates' => 'jnxBgpM2PeerOutUpdates',
'vendor_PeerInTotalMessages' => 'jnxBgpM2PeerInTotalMessages',
'vendor_PeerOutTotalMessages' => 'jnxBgpM2PeerOutTotalMessages',
'vendor_PeerFsmEstablishedTime' => 'jnxBgpM2PeerFsmEstablishedTime',
'vendor_PeerInUpdateElapsedTime' => 'jnxBgpM2PeerInUpdatesElapsedTime',
'vendor_PeerLocalAs' => 'jnxBgpM2PeerLocalAs',
'vendor_PeerLocalAddr' => 'jnxBgpM2PeerLocalAddr',
'vendor_PeerIdentifier' => 'jnxBgpM2PeerIdentifier',
'vendor_PeerRemoteAs' => 'jnxBgpM2PeerRemoteAs',
'vendor_PeerRemoteAddr' => 'jnxBgpM2PeerRemoteAddr',
'vendor_PeerRemoteAddrType' => 'jnxBgpM2PeerRemoteAddrType',
'vendor_PeerIndex' => 'jnxBgpM2PeerIndex',
'vendor_PeerAcceptedPrefixes' => 'jnxBgpM2PrefixInPrefixesAccepted',
'vendor_PeerDeniedPrefixes' => 'jnxBgpM2PrefixInPrefixesRejected',
'vendor_PeerAdvertisedPrefixes' => 'jnxBgpM2PrefixOutPrefixes',
'vendor_PrefixCountersSafi' => 'jnxBgpM2PrefixCountersSafi'),
// Force10 BGP4-V2 MIB
'FORCE10-BGP4-V2-MIB' => array('vendor_PeerTable' => 'f10BgpM2PeerTable',
'vendor_PeerState' => 'f10BgpM2PeerState',
'vendor_PeerAdminStatus' => 'f10BgpM2PeerStatus',
'vendor_PeerInUpdates' => 'f10BgpM2PeerInUpdates',
'vendor_PeerOutUpdates' => 'f10BgpM2PeerOutUpdates',
'vendor_PeerInTotalMessages' => 'f10BgpM2PeerInTotalMessages',
'vendor_PeerOutTotalMessages' => 'f10BgpM2PeerOutTotalMessages',
'vendor_PeerFsmEstablishedTime' => 'f10BgpM2PeerFsmEstablishedTime',
'vendor_PeerInUpdateElapsedTime' => 'f10BgpM2PeerInUpdatesElapsedTime',
'vendor_PeerLocalAs' => 'f10BgpM2PeerLocalAs',
'vendor_PeerLocalAddr' => 'f10BgpM2PeerLocalAddr',
'vendor_PeerIdentifier' => 'f10BgpM2PeerIdentifier',
'vendor_PeerRemoteAs' => 'f10BgpM2PeerRemoteAs',
'vendor_PeerRemoteAddr' => 'f10BgpM2PeerRemoteAddr',
'vendor_PeerRemoteAddrType' => 'f10BgpM2PeerRemoteAddrType',
'vendor_PeerIndex' => 'f10BgpM2PeerIndex',
'vendor_PeerAcceptedPrefixes' => 'f10BgpM2PrefixInPrefixesAccepted',
'vendor_PeerDeniedPrefixes' => 'f10BgpM2PrefixInPrefixesRejected',
'vendor_PeerAdvertisedPrefixes' => 'f10BgpM2PrefixOutPrefixes',
'vendor_PrefixCountersSafi' => 'f10BgpM2PrefixCountersSafi'),
// Arista BGP4-V2 MIB
'ARISTA-BGP4V2-MIB' => array('vendor_use_index' => array('aristaBgp4V2PeerRemoteAddr' => 1,
'aristaBgp4V2PeerRemoteAddrType' => 1),
'vendor_PeerTable' => 'aristaBgp4V2PeerTable',
'vendor_PeerState' => 'aristaBgp4V2PeerState',
'vendor_PeerAdminStatus' => 'aristaBgp4V2PeerAdminStatus',
'vendor_PeerInUpdates' => 'aristaBgp4V2PeerInUpdates',
'vendor_PeerOutUpdates' => 'aristaBgp4V2PeerOutUpdates',
'vendor_PeerInTotalMessages' => 'aristaBgp4V2PeerInTotalMessages',
'vendor_PeerOutTotalMessages' => 'aristaBgp4V2PeerOutTotalMessages',
'vendor_PeerFsmEstablishedTime' => 'aristaBgp4V2PeerFsmEstablishedTime',
'vendor_PeerInUpdateElapsedTime' => 'aristaBgp4V2PeerInUpdatesElapsedTime',
'vendor_PeerLocalAs' => 'aristaBgp4V2PeerLocalAs',
'vendor_PeerLocalAddr' => 'aristaBgp4V2PeerLocalAddr',
'vendor_PeerIdentifier' => 'aristaBgp4V2PeerRemoteIdentifier',
'vendor_PeerRemoteAs' => 'aristaBgp4V2PeerRemoteAs',
'vendor_PeerRemoteAddr' => 'aristaBgp4V2PeerRemoteAddr',
'vendor_PeerRemoteAddrType' => 'aristaBgp4V2PeerRemoteAddrType',
'vendor_PeerIndex' => '',
'vendor_PeerAcceptedPrefixes' => 'aristaBgp4V2PrefixInPrefixesAccepted',
'vendor_PeerDeniedPrefixes' => '',
'vendor_PeerAdvertisedPrefixes' => 'aristaBgp4V2PrefixOutPrefixes',
'vendor_PrefixCountersSafi' => 'aristaBgp4V2PrefixInPrefixes'),
# PrefixCountersSafi is not-accessible in draft-13, but we
# only use the INDEX from it, so use aristaBgp4V2PrefixInPrefixes.
// Brocade BGP4-V2 MIB
// Counters unsupported: http://www.brocade.com/content/html/en/mib-reference-guide/ipmib-feb2016-reference/GUID-C9294495-3C42-4267-A36A-561D7A536B6B.html
'FOUNDRY-BGP4V2-MIB' => array('vendor_use_index' => array('bgp4V2PeerRemoteAddr' => 1,
'bgp4V2PeerRemoteAddrType' => 1,
'bgp4V2PeerLocalAddr' => 1),
'vendor_PeerTable' => 'bgp4V2PeerTable',
'vendor_PeerState' => 'bgp4V2PeerState',
'vendor_PeerAdminStatus' => 'bgp4V2PeerAdminStatus',
'vendor_PeerInUpdates' => '', //'bgp4V2PeerInUpdates', // not exist
'vendor_PeerOutUpdates' => '', //'bgp4V2PeerOutUpdates', // not exist
'vendor_PeerInTotalMessages' => '', //'bgp4V2PeerInTotalMessages', // not exist
'vendor_PeerOutTotalMessages' => '', //'bgp4V2PeerOutTotalMessages', // not exist
'vendor_PeerFsmEstablishedTime' => 'bgp4V2PeerFsmEstablishedTime',
'vendor_PeerInUpdateElapsedTime' => 'bgp4V2PeerInUpdatesElapsedTime',
'vendor_PeerLocalAs' => 'bgp4V2PeerLocalAs',
'vendor_PeerLocalAddr' => 'bgp4V2PeerLocalAddr',
'vendor_PeerIdentifier' => 'bgp4V2PeerRemoteIdentifier',
'vendor_PeerRemoteAs' => 'bgp4V2PeerRemoteAs',
'vendor_PeerRemoteAddr' => 'bgp4V2PeerRemoteAddr',
'vendor_PeerRemoteAddrType' => 'bgp4V2PeerRemoteAddrType',
'vendor_PeerIndex' => '',
'vendor_PeerAcceptedPrefixes' => '', //'bgp4V2PrefixInPrefixesAccepted', // not exist
'vendor_PeerDeniedPrefixes' => '',
'vendor_PeerAdvertisedPrefixes' => '', //'bgp4V2PrefixOutPrefixes', // not exist
'vendor_PrefixCountersSafi' => 'bgp4V2PrefixInPrefixes'),
# PrefixCountersSafi is not-accessible in draft-13, but we
# only use the INDEX from it, so use bgp4V2PrefixInPrefixes.
// Huawei BGP
'HUAWEI-BGP-VPN-MIB' => array('vendor_use_index' => array('hwBgpPeerRemoteAddr' => 1,
'hwBgpPeerRemoteAddrType' => 1,
'hwBgpPeerRemoteIdentifier' => 1,
'hwBgpPeerAdminStatus' => 1,
'afi' => 'hwBgpPeerAddrFamilyAfi',
'safi' => 'hwBgpPeerAddrFamilySafi'),
'vendor_PeerTable' => 'hwBgpPeerTable',
'vendor_PeerState' => 'hwBgpPeerState',
'vendor_PeerAdminStatus' => 'hwBgpPeerAdminStatus', // really not exist, always set to start if entry exist
'vendor_PeerInUpdates' => 'hwBgpPeerInUpdateMsgCounter',
'vendor_PeerOutUpdates' => 'hwBgpPeerOutUpdateMsgCounter',
'vendor_PeerInTotalMessages' => 'hwBgpPeerInTotalMsgCounter',
'vendor_PeerOutTotalMessages' => 'hwBgpPeerOutTotalMsgCounter',
'vendor_PeerFsmEstablishedTime' => 'hwBgpPeerFsmEstablishedTime',
'vendor_PeerInUpdateElapsedTime' => '', // not exist
'vendor_PeerLocalAs' => '', // not exist
'vendor_PeerLocalAddr' => '',
'vendor_PeerIdentifier' => 'hwBgpPeerRemoteIdentifier', // really not exist
'vendor_PeerRemoteAs' => 'hwBgpPeerRemoteAs',
'vendor_PeerRemoteAddr' => 'hwBgpPeerRemoteAddr',
'vendor_PeerRemoteAddrType' => 'hwBgpPeerRemoteAddrType', // not exist
'vendor_PeerIndex' => '',
'vendor_PeerAcceptedPrefixes' => 'hwBgpPeerPrefixRcvCounter',
'vendor_PeerDeniedPrefixes' => '',
'vendor_PeerAdvertisedPrefixes' => 'hwBgpPeerPrefixAdvCounter',
'vendor_PrefixCountersSafi' => 'hwBgpPeerPrefixActiveCounter'), # we only use the INDEX from it
);
*/
// Get array with exist MIBs on device with LocasAs-es (in poller return cached array)
$local_as_array = get_bgp_localas_array($device);
$vendor_mib = FALSE; // CLEANME. Clear after full rewrite to definitions.
$bgpVrfLocalAs = [];
foreach ($local_as_array as $entry) {
// CLEANME. Clear after full rewrite to definitions.
if ($entry['mib'] !== 'BGP4-MIB' && $entry['mib'] !== 'CISCO-BGP4-MIB') {
$vendor_mib = $entry['mib'];
}
// LocalAs by first non-zero
if ($entry['LocalAs'] != 0) {
if (!isset($bgpLocalAs) &&
$entry['oid'] !== 'cbgpPeer2LocalAs') {
// Do not use Cisco Peer LocalAs as device bgp, see https://jira.observium.org/browse/OBS-4116
$bgpLocalAs = $entry['LocalAs'];
}
if (isset($entry['virtual_name']) && !isset($bgpVrfLocalAs[$entry['virtual_name']])) {
// Set per vrf LocalAs
$bgpVrfLocalAs[$entry['virtual_name']] = $entry['LocalAs'];
}
}
}
if (is_numeric($bgpLocalAs) && $bgpLocalAs != 0) {
print_cli_data("Local AS", "AS$bgpLocalAs ", 2);
// Init
$p_list = []; // Init founded peers list
$af_list = [];
$force_discovery = FALSE; // Flag for force or not rediscover bgp peers
$snmp_incomplete = FALSE; // Flag for detect if snmpwalk fetch complete data (required for force_discovery)
$table_rows = [];
$c_table_rows = [];
print_cli_data_field("Caching");
foreach ($local_as_array as $entry) {
$mib = $entry['mib'];
$def = $config['mibs'][$mib]['bgp'];
echo("$mib ");
if ($check_vrfs = isset($entry['virtual_name'])) {
// Keep original
$device_original = $device;
$bgpLocalAs_original = $bgpLocalAs;
if (isset($bgpVrfLocalAs[$entry['virtual_name']])) {
// Need in per VRF discovery
$bgpLocalAs = $bgpVrfLocalAs[$entry['virtual_name']];
}
$vrf_name = $entry['virtual_name'];
$snmp_virtual = $entry['snmp_context'];
// Set device for VRF tables
$device = snmp_virtual_device($device_original, $snmp_virtual);
echo("(Virtual Routing $vrf_name) ");
}
/* Start caching bgp peers */
$include = __DIR__ . '/bgp/' . strtolower($mib) . '.inc.php';
if (!is_file($include)) {
// Common for vendor mibs
$include = __DIR__ . '/bgp/bgp4v2-mib.inc.php';
}
include $include;
/* End caching bgp peers */
if ($check_vrfs) {
// Restore device array
$device = $device_original;
$bgpLocalAs = $bgpLocalAs_original;
}
}
}
// Polled time after snmpwalks
$polled = time();
if (OBS_DEBUG > 1) {
print_vars($bgp_peers);
print_vars($cisco_peers);
print_vars($vendor_peers);
print_vars($p_list);
print_vars($af_list);
}
$sql = 'SELECT * FROM `bgpPeers` WHERE `device_id` = ?';
foreach (dbFetchRows($sql, [ $device['device_id'] ]) as $peer) {
$peer_as = $peer['bgpPeerRemoteAs'];
$peer_ip = $peer['bgpPeerRemoteAddr'];
$remote_ip = ip_compress($peer_ip); // Compact IPv6. Used only for log.
// Check if peers exist in SNMP data
if (isset($p_list[$peer_ip][$peer_as])) {
// OK
unset($p_list[$peer_ip][$peer_as]);
} else {
// This peer removed from table, force rediscover peers
$force_discovery = TRUE;
}
if (isset($bgp_peers[$peer_ip]) && !isset($cbgp2_peers[$peer_ip][$peer_as])) {
// Common IPv4 BGP4 MIB (exclude Cisco BGP v2)
foreach ($bgp_oids as $bgp_oid) {
$$bgp_oid = $bgp_peers[$peer_ip][$bgp_oid];
}
} elseif (isset($cbgp2_peers[$peer_ip][$peer_as])) {
// Cisco BGP4 V2 MIB
foreach ($bgp_oids as $bgp_oid) {
$$bgp_oid = $cbgp2_peers[$peer_ip][$peer_as][$bgp_oid];
}
} elseif (isset($vendor_peers[$peer_ip][$peer_as])) {
// Vendor BGP4-V2 MIB
foreach ($bgp_oids as $bgp_oid) {
$$bgp_oid = $vendor_peers[$peer_ip][$peer_as][$bgp_oid];
}
}
print_debug(PHP_EOL."Peer: $peer_ip (State = $bgpPeerState, AdminStatus = $bgpPeerAdminStatus)");
$bgpPeerChange = 'unchanged';
if ($bgpPeerFsmEstablishedTime &&
($bgpPeerFsmEstablishedTime < $peer['bgpPeerFsmEstablishedTime'] || $bgpPeerState != $peer['bgpPeerState'])) {
if ($peer['bgpPeerState'] == $bgpPeerState) {
$bgpPeerChange = 'flapped';
//log_event('BGP Session flapped: ' . $remote_ip . ' (AS' . $peer['bgpPeerRemoteAs'] . '), time '. format_uptime($bgpPeerFsmEstablishedTime) . ' ago', $device, 'bgp_peer', $peer['bgpPeer_id']);
} elseif ($bgpPeerState === "established") {
// new state is up
$bgpPeerChange = 'up';
//log_event('BGP Session Up: ' . $remote_ip . ' (AS' . $peer['bgpPeerRemoteAs'] . '), time '. format_uptime($bgpPeerFsmEstablishedTime) . ' ago', $device, 'bgp_peer', $peer['bgpPeer_id'], 'warning');
} elseif ($peer['bgpPeerState'] === "established") {
// previous state was up
$bgpPeerChange = 'down';
//log_event('BGP Session Down: ' . $remote_ip . ' (AS' . $peer['bgpPeerRemoteAs'] . '), time '. format_uptime($bgpPeerFsmEstablishedTime) . ' ago.', $device, 'bgp_peer', $peer['bgpPeer_id'], 'warning');
} elseif (!safe_empty($bgpPeerState) && !safe_empty($peer['bgpPeerState'])) {
// state changed
$bgpPeerChange = 'changed';
}
} elseif (!safe_empty($bgpPeerState) && !safe_empty($peer['bgpPeerState']) && $bgpPeerState !== $peer['bgpPeerState']) {
// state changed (no EstablishedTime provided)
$bgpPeerChange = 'changed';
}
// FIXME I left the eventlog code for now, as soon as alerts send an entry to the eventlog this can go.
if (!str_contains($bgpPeerChange, 'changed') && !in_array($peer['bgpPeerRemoteAs'], (array)$config['alerts']['bgp']['whitelist'], TRUE)) {
log_event('BGP Session '.nicecase($bgpPeerChange).': ' . $remote_ip . ' (AS' . $peer['bgpPeerRemoteAs'] . '), time '. format_uptime($bgpPeerFsmEstablishedTime) . ' ago', $device, 'bgp_peer', $peer['bgpPeer_id'], 'warning');
}
//$polled = time();
$polled_period = $polled - $peer['bgpPeer_polled'];
print_debug("[ polled $polled -> period $polled_period ]");
rrdtool_update_ng($device, 'bgp', array(
'bgpPeerOutUpdates' => $bgpPeerOutUpdates,
'bgpPeerInUpdates' => $bgpPeerInUpdates,
'bgpPeerOutTotal' => $bgpPeerOutTotalMessages,
'bgpPeerInTotal' => $bgpPeerInTotalMessages,
'bgpPeerEstablished' => $bgpPeerFsmEstablishedTime,
), $peer_ip);
//$graphs['bgp_updates'] = TRUE; // not a device graph
// Update states
$peer['update'] = [];
//foreach (array('bgpPeerState', 'bgpPeerAdminStatus', 'bgpPeerLocalAddr', 'bgpPeerIdentifier') as $oid)
foreach ([ 'bgpPeerState', 'bgpPeerAdminStatus' ] as $bgp_oid) {
if ($$bgp_oid != $peer[$bgp_oid]) {
$peer['update'][$bgp_oid] = $$bgp_oid;
}
}
//if (count($peer['update']))
//{
// dbUpdate($peer['update'], 'bgpPeers', '`bgpPeer_id` = ?', array($peer['bgpPeer_id']));
//}
$check_metrics = [
'bgpPeerState' => $bgpPeerState,
'bgpPeerChange' => $bgpPeerChange,
'bgpPeerAdminStatus' => $bgpPeerAdminStatus,
'bgpPeerFsmEstablishedTime' => $bgpPeerFsmEstablishedTime
];
// Update metrics
$metrics = [ 'bgpPeerInUpdates', 'bgpPeerOutUpdates','bgpPeerInTotalMessages','bgpPeerOutTotalMessages' ];
foreach ($metrics as $oid) {
$peer['update'][$oid] = $$oid;
if (isset($peer[$oid]) && $peer[$oid] != "0") {
$peer['update'][$oid.'_delta'] = $peer['update'][$oid] - $peer[$oid];
$peer['update'][$oid.'_rate'] = float_div($peer['update'][$oid.'_delta'], $polled_period);
if ($peer['update'][$oid.'_rate'] < 0) {
$peer['update'][$oid.'_rate'] = '0';
print_debug($oid." went backwards.");
}
$check_metrics[$oid.'_delta'] = $peer['update'][$oid.'_delta'];
$check_metrics[$oid.'_rate'] = $peer['update'][$oid.'_rate'];
if ($config['statsd']['enable'] == TRUE) {
// Update StatsD/Carbon
StatsD::gauge(str_replace(".", "_", $device['hostname']).'.'.'bgp'.'.'.str_replace(".", "_", $peer_ip).'.'.$oid, $$oid);
}
}
}
check_entity('bgp_peer', $peer, $check_metrics);
//if (!is_numeric($peer['bgpPeer_polled']))
//{
// dbInsert(array('bgpPeer_id' => $peer['bgpPeer_id']), 'bgpPeers-state');
//}
$peer['update']['bgpPeerFsmEstablishedTime'] = $bgpPeerFsmEstablishedTime;
$peer['update']['bgpPeerInUpdateElapsedTime'] = $bgpPeerInUpdateElapsedTime;
$peer['update']['bgpPeer_polled'] = $polled;
// FIXME. Convert to multi-update
dbUpdate($peer['update'], 'bgpPeers', '`bgpPeer_id` = ?', [ $peer['bgpPeer_id'] ]);
$table_row = [];
$table_row[] = $peer_ip;
$table_row[] = $peer['bgpPeerRemoteAs'];
$table_row[] = truncate($peer['astext'], 15);
$table_row[] = $bgpPeerAdminStatus;
$table_row[] = $bgpPeerState;
$table_row[] = $peer['bgpPeerLocalAddr'];
$table_row[] = format_uptime($bgpPeerFsmEstablishedTime);
$table_row[] = format_uptime($bgpPeerInUpdateElapsedTime);
$table_rows[] = $table_row;
unset($table_row);
if ($cisco_version || $vendor_mib) {
// Check each AFI/SAFI for this peer
$query_afis = 'SELECT * FROM `bgpPeers_cbgp` WHERE `device_id` = ? AND `bgpPeer_id` = ?';
foreach (dbFetchRows($query_afis, [ $device['device_id'], $peer['bgpPeer_id'] ]) as $peer_afi) {
$afi = $peer_afi['afi'];
$safi = $peer_afi['safi'];
print_debug("$afi $safi");
if (isset($af_list[$peer_ip][$afi][$safi])) {
foreach ($cbgp_defs as $def_oid) {
$cbgp_oid = 'cbgp' . $def_oid; // PeerAcceptedPrefixes -> cbgpPeerAcceptedPrefixes
$$cbgp_oid = $af_list[$peer_ip][$afi][$safi][$def_oid];
}
} elseif ($vendor_mib) {
// FIXME. Still hard to migrate to file include
$def = $config['mibs'][$vendor_mib]['bgp'];
// Missing: cbgpPeerAdminLimit cbgpPeerPrefixThreshold cbgpPeerPrefixClearThreshold cbgpPeerSuppressedPrefixes cbgpPeerWithdrawnPrefixes
// See posible AFI/SAFI here: https://www.juniper.net/techpubs/en_US/junos12.3/topics/topic-map/bgp-multiprotocol.html
$afi_num = is_numeric($afi) ? $afi : $config['routing_afis_name'][$afi];
$safi_num = is_numeric($safi) ? $safi : $config['routing_safis_name'][$safi];
//$peer_index = $vendor_peers[$peer_ip][$peer_as][$vendor_PeerIndex];
$peer_index = $peer_afi['bgpPeerIndex'];
if (isset($vendor_counters[$peer_index])) {
// HUAWEI-BGP-VPN-MIB
$index = $peer_index;
} elseif ($vendor_mib === 'VIPTELA-OPER-BGP') {
// This mib has only one possible AFI/SAFI
$index = $peer_index.'.0';
} elseif (isset($vendor_counters[$peer_index.'.'.$afi_num.'.'.$safi_num])) {
$index = $peer_index.'.'.$afi_num.'.'.$safi_num;
print_debug_vars($vendor_counters[$index]);
} else {
// unknown index
$index = NULL;
print_debug("Unknown AFI/SAFI index");
print_debug_vars($peer_afi);
//$index = $peer_index . '.' . $afis[$afi] . '.' . $safis[$safi];
}
foreach ($cbgp_defs as $def_oid) {
$cbgp_oid = 'cbgp' . $def_oid; // PeerAcceptedPrefixes -> cbgpPeerAcceptedPrefixes
$vendor_oid = $def['oids'][$def_oid]['oid'];
if (!safe_empty($index) && !safe_empty($vendor_oid)) {
$$cbgp_oid = $vendor_counters[$index][$vendor_oid];
} else {
$$cbgp_oid = ''; // FIXME. Should be 0
}
}
// $cbgpPeerAcceptedPrefixes = $vendor_counters[$index][$vendor_PeerAcceptedPrefixes];
// $cbgpPeerDeniedPrefixes = $vendor_counters[$index][$vendor_PeerDeniedPrefixes];
// $cbgpPeerAdvertisedPrefixes = $vendor_counters[$index][$vendor_PeerAdvertisedPrefixes];
// $cbgpPeerSuppressedPrefixes = "";
// $cbgpPeerWithdrawnPrefixes = "";
}
// Update cbgp states
$peer['c_update']['AcceptedPrefixes'] = $cbgpPeerAcceptedPrefixes;
$peer['c_update']['DeniedPrefixes'] = $cbgpPeerDeniedPrefixes;
$peer['c_update']['PrefixAdminLimit'] = $cbgpPeerPrefixAdminLimit;
$peer['c_update']['PrefixThreshold'] = $cbgpPeerPrefixThreshold;
$peer['c_update']['PrefixClearThreshold'] = $cbgpPeerPrefixClearThreshold;
$peer['c_update']['AdvertisedPrefixes'] = $cbgpPeerAdvertisedPrefixes;
$peer['c_update']['SuppressedPrefixes'] = $cbgpPeerSuppressedPrefixes;
$peer['c_update']['WithdrawnPrefixes'] = $cbgpPeerWithdrawnPrefixes;
// FIXME. Convert to multi-update
dbUpdate($peer['c_update'], 'bgpPeers_cbgp', '`cbgp_id` = ?', [ $peer_afi['cbgp_id'] ]);
// Update cbgp StatsD
if ($config['statsd']['enable'] == TRUE) {
foreach ([ 'AcceptedPrefixes', 'DeniedPrefixes', 'AdvertisedPrefixes', 'SuppressedPrefixes', 'WithdrawnPrefixes' ] as $oid) {
// Update StatsD/Carbon
$r_oid = 'cbgpPeer'.$oid;
StatsD::gauge(str_replace('.', '_', $device['hostname']).'.'.'bgp' . '.' . str_replace('.', '_', $peer_ip).".$afi.$safi" . '.' . $oid, $$r_oid);
}
}
// Update RRD
rrdtool_update_ng($device, 'cbgp', array(
'AcceptedPrefixes' => $cbgpPeerAcceptedPrefixes,
'DeniedPrefixes' => $cbgpPeerDeniedPrefixes,
'AdvertisedPrefixes' => $cbgpPeerAdvertisedPrefixes,
'SuppressedPrefixes' => $cbgpPeerSuppressedPrefixes,
'WithdrawnPrefixes' => $cbgpPeerWithdrawnPrefixes,
), $peer_ip.".$afi.$safi");
//$graphs['bgp_prefixes_'.$afi.$safi] = TRUE; // Not a device graph
$check_metrics = [
'AcceptedPrefixes' => $cbgpPeerAcceptedPrefixes,
'DeniedPrefixes' => $cbgpPeerDeniedPrefixes,
'AdvertisedPrefixes' => $cbgpPeerAdvertisedPrefixes,
'SuppressedPrefixes' => $cbgpPeerSuppressedPrefixes,
'WithdrawnPrefixes' => $cbgpPeerWithdrawnPrefixes
];
check_entity('bgp_peer_af', $peer_afi, $check_metrics);
$c_table_row = [];
$c_table_row[] = $peer_ip;
$c_table_row[] = $peer['bgpPeerRemoteAs'];
$c_table_row[] = $afi."-".$safi;
$c_table_row[] = $cbgpPeerAcceptedPrefixes;
$c_table_row[] = $cbgpPeerDeniedPrefixes;
$c_table_row[] = $cbgpPeerAdvertisedPrefixes;
$c_table_rows[] = $c_table_row;
unset($c_table_row);
} # while
} # os_group=cisco | vendors
} // End While loop on peers
if (!safe_empty($table_rows)) {
echo(PHP_EOL);
$headers = array('%WPeer IP%n', '%WASN%n', '%WAS%n', '%WAdmin%n', '%WState%n', '%WLocal IP%n', '%WEstablished Time%n', '%WLast Update%n');
print_cli_table($table_rows, $headers, "Sessions");
$headers = array('%WPeer IP%n', '%WASN%n', '%WAFI/SAFI%n', '%WAccepted Pfx%n', '%WDenied Pfx%n', '%WAdvertised Pfx%n');
print_cli_table($c_table_rows, $headers, "Address Families");
}
foreach ($p_list as $peer_ip => $entry) {
// Check if new peers found
$force_discovery = $force_discovery || !empty($entry);
}
if ($snmp_incomplete) {
print_debug("WARNING! BGP snmpwalk did not complete.");
log_event("WARNING! BGP snmpwalk did not complete. Try to increase SNMP timeout on the device properties page.", $device, 'device', $device['device_id'], 7);
} elseif ($force_discovery) {
// Force rediscover bgp peers
print_debug("BGP peers list for this device changed, force rediscover BGP.");
print_debug_vars($p_list, 1);
force_discovery($device, 'bgp-peers');
}
// Clean
unset($bgp_peers, $vendor_peers, $vendor_mib, $cisco_version, $cisco_peers, $af_list, $def);
// EOF