mirror of
https://github.com/librenms/librenms.git
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81277280da
git-svn-id: http://www.observium.org/svn/observer/trunk@1086 61d68cd4-352d-0410-923a-c4978735b2b8
188 lines
11 KiB
PHP
Executable File
188 lines
11 KiB
PHP
Executable File
<?php
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echo("Polling BGP peers\n");
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if(!$config['enable_bgp']) { echo("BGP Support Disabled\n"); } else {
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$query = "SELECT * FROM bgpPeers WHERE device_id = '" . $device['device_id'] . "'";
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$peers = mysql_query($query);
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while($peer = mysql_fetch_array($peers)) {
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### Poll BGP Peer
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echo("Checking ".$peer['bgpPeerIdentifier']." ");
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if (!strstr($peer['bgpPeerIdentifier'],':'))
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{
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# v4 BGP4 MIB
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$peer_cmd = $config['snmpget'] . " -m BGP4-MIB -Ovq -" . $device['snmpver'] . " -c" . $device['community'] . " " . $device['hostname'].":".$device['port'] . " ";
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$peer_cmd .= "bgpPeerState." . $peer['bgpPeerIdentifier'] . " bgpPeerAdminStatus." . $peer['bgpPeerIdentifier'] . " bgpPeerInUpdates." . $peer['bgpPeerIdentifier'] . " bgpPeerOutUpdates." . $peer['bgpPeerIdentifier'] . " bgpPeerInTotalMessages." . $peer['bgpPeerIdentifier'] . " ";
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$peer_cmd .= "bgpPeerOutTotalMessages." . $peer['bgpPeerIdentifier'] . " bgpPeerFsmEstablishedTime." . $peer['bgpPeerIdentifier'] . " bgpPeerInUpdateElapsedTime." . $peer['bgpPeerIdentifier'] . " ";
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$peer_cmd .= "bgpPeerLocalAddr." . $peer['bgpPeerIdentifier'] . "";
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$peer_data = trim(`$peer_cmd`);
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list($bgpPeerState, $bgpPeerAdminStatus, $bgpPeerInUpdates, $bgpPeerOutUpdates, $bgpPeerInTotalMessages, $bgpPeerOutTotalMessages, $bgpPeerFsmEstablishedTime, $bgpPeerInUpdateElapsedTime, $bgpLocalAddr) = explode("\n", $peer_data);
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}
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else
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if ($device['os'] == "junos")
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{
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# v6 for JunOS via Juniper MIB
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$peer_ip = ipv62snmp($peer['bgpPeerIdentifier']);
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if (!isset($junos_v6))
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{
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echo "\nCaching Oids...";
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$peer_cmd = $config['snmpwalk'] . " -m BGP4-V2-MIB-JUNIPER -Onq -" . $device['snmpver'] . " -c" . $device['community'] . " " . $device['hostname'].":".$device['port'];
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$peer_cmd .= " jnxBgpM2PeerStatus.0.ipv6";
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foreach (explode("\n",trim(`$peer_cmd`)) as $oid)
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{
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list($peer_oid) = split(' ',$oid);
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$peer_id = explode('.',$peer_oid);
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$junos_v6[implode('.',array_slice($peer_id,35))] = implode('.',array_slice($peer_id,18));
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}
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}
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$peer_cmd = $config['snmpget'] . " -m BGP4-V2-MIB-JUNIPER -Ovq -" . $device['snmpver'] . " -c" . $device['community'] . " " . $device['hostname'].":".$device['port'];
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$peer_cmd .= " jnxBgpM2PeerState.0.ipv6." . $junos_v6[$peer_ip];
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$peer_cmd .= " jnxBgpM2PeerStatus.0.ipv6." . $junos_v6[$peer_ip]; # Should be jnxBgpM2CfgPeerAdminStatus but doesn't seem to be implemented?
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$peer_cmd .= " jnxBgpM2PeerInUpdates.0.ipv6." . $junos_v6[$peer_ip];
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$peer_cmd .= " jnxBgpM2PeerOutUpdates.0.ipv6." . $junos_v6[$peer_ip];
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$peer_cmd .= " jnxBgpM2PeerInTotalMessages.0.ipv6." . $junos_v6[$peer_ip];
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$peer_cmd .= " jnxBgpM2PeerOutTotalMessages.0.ipv6." . $junos_v6[$peer_ip];
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$peer_cmd .= " jnxBgpM2PeerFsmEstablishedTime.0.ipv6." . $junos_v6[$peer_ip];
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$peer_cmd .= " jnxBgpM2PeerInUpdatesElapsedTime.0.ipv6." . $junos_v6[$peer_ip];
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$peer_cmd .= " jnxBgpM2PeerLocalAddr.0.ipv6." . $junos_v6[$peer_ip];
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$peer_cmd .= ' -M"+' . $config['install_dir'] . '/mibs/junos"|grep -v "No Such Instance"';
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if ($debug) echo "\n$peer_cmd\n";
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$peer_data = trim(`$peer_cmd`);
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list($bgpPeerState, $bgpPeerAdminStatus, $bgpPeerInUpdates, $bgpPeerOutUpdates, $bgpPeerInTotalMessages, $bgpPeerOutTotalMessages, $bgpPeerFsmEstablishedTime, $bgpPeerInUpdateElapsedTime, $bgpLocalAddr) = explode("\n", $peer_data);
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if ($debug) { echo "State = $bgpPeerState - AdminStatus: $bgpPeerAdminStatus\n"; }
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$bgpLocalAddr = str_replace('"','',str_replace(' ','',$bgpLocalAddr));
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if ($bgpLocalAddr == "00000000000000000000000000000000")
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{
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$bgpLocalAddr = ''; # Unknown?
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}
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else
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{
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$bgpLocalAddr = strtolower($bgpLocalAddr);
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for ($i = 0;$i < 32;$i+=4)
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$bgpLocalAddr6[] = substr($bgpLocalAddr,$i,4);
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$bgpLocalAddr = Net_IPv6::compress(implode(':',$bgpLocalAddr6)); unset($bgpLocalAddr6);
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}
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}
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if ($bgpPeerFsmEstablishedTime)
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{
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if ($bgpPeerFsmEstablishedTime < $peer['bgpPeerFsmEstablishedTime'] || $bgpPeerState != $peer['bgpPeerState'])
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{
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if ($device['sysContact']) { $email = $device['sysContact']; } else { $email = $config['email_default']; }
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if ($peer['bgpPeerState'] == $bgpPeerState)
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{
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mail($email, "BGP Session flapped: " . $peer['bgpPeerIdentifier'] . ' (AS' . $peer['bgpPeerRemoteAs'] . ' - ' . $peer['astext'] . ')', "BGP Session flapped " . formatUptime($bgpPeerFsmEstablishedTime) . " ago.\n\nHostname : " . $device['hostname'] . "\nPeer IP : " . $peer['bgpPeerIdentifier'] . "\nRemote AS: " . $peer['bgpPeerRemoteAs'] . ' ('.$peer['astext'].')', $config['email_headers']);
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eventlog('BGP Session Flap: ' . $peer['bgpPeerIdentifier'] . ' (AS' . $peer['bgpPeerRemoteAs'] . ')', $device['device_id']);
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}
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else if ($bgpPeerState == "established")
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{
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mail($email, "BGP Session up: " . $peer['bgpPeerIdentifier'] . ' (AS' . $peer['bgpPeerRemoteAs'] . ' - ' . $peer['astext'] . ')', "BGP Session up since " . formatUptime($bgpPeerFsmEstablishedTime) . ".\n\nHostname : " . $device['hostname'] . "\nPeer IP : " . $peer['bgpPeerIdentifier'] . "\nRemote AS: " . $peer['bgpPeerRemoteAs'] . ' ('.$peer['astext'].')', $config['email_headers']);
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eventlog('BGP Session Up: ' . $peer['bgpPeerIdentifier'] . ' (AS' . $peer['bgpPeerRemoteAs'] . ')', $device['device_id']);
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}
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else if ($peer['bgpPeerState'] == "established")
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{
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mail($email, "BGP Session down: " . $peer['bgpPeerIdentifier'] . ' (AS' . $peer['bgpPeerRemoteAs'] . ' - ' . $peer['astext'] . ')', "BGP Session down since " . formatUptime($bgpPeerFsmEstablishedTime) . ".\n\nHostname : " . $device['hostname'] . "\nPeer IP : " . $peer['bgpPeerIdentifier'] . "\nRemote AS: " . $peer['bgpPeerRemoteAs'] . ' ('.$peer['astext'].')', $config['email_headers']);
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eventlog('BGP Session Down: ' . $peer['bgpPeerIdentifier'] . ' (AS' . $peer['bgpPeerRemoteAs'] . ')', $device['device_id']);
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}
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}
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}
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$peerrrd = $config['rrd_dir'] . "/" . $device['hostname'] . "/" . safename("bgp-" . $peer['bgpPeerIdentifier'] . ".rrd");
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if(!is_file($peerrrd)) {
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$create_rrd = "DS:bgpPeerOutUpdates:COUNTER:600:U:100000000000 \
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DS:bgpPeerInUpdates:COUNTER:600:U:100000000000 \
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DS:bgpPeerOutTotal:COUNTER:600:U:100000000000 \
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DS:bgpPeerInTotal:COUNTER:600:U:100000000000 \
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DS:bgpPeerEstablished:GAUGE:600:0:U \
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RRA:AVERAGE:0.5:1:600 \
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RRA:AVERAGE:0.5:6:700 \
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RRA:AVERAGE:0.5:24:775 \
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RRA:AVERAGE:0.5:288:797 \
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RRA:MAX:0.5:1:600 \
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RRA:MAX:0.5:6:700 \
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RRA:MAX:0.5:24:775 \
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RRA:MAX:0.5:288:797";
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rrdtool_create($peerrrd, $create_rrd);
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}
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rrdtool_update("$peerrrd", "N:$bgpPeerOutUpdates:$bgpPeerInUpdates:$bgpPeerOutTotalMessages:$bgpPeerInTotalMesages:$bgpPeerFsmEstablishedTime");
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$update = "UPDATE bgpPeers SET bgpPeerState = '$bgpPeerState', bgpPeerAdminStatus = '$bgpPeerAdminStatus', ";
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$update .= "bgpPeerFsmEstablishedTime = '$bgpPeerFsmEstablishedTime', bgpPeerInUpdates = '$bgpPeerInUpdates' , bgpLocalAddr = '$bgpLocalAddr' , bgpPeerOutUpdates = '$bgpPeerOutUpdates'";
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$update .= " WHERE `device_id` = '".$device['device_id']."' AND bgpPeerIdentifier = '" . $peer['bgpPeerIdentifier'] . "'";
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mysql_query($update);
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if($device['os_group'] == "ios") {
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## Poll each AFI/SAFI for this peer (using CISCO-BGP4-MIB)
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$afi_query = mysql_query("SELECT * FROM bgpPeers_cbgp WHERE `device_id` = '".$device['device_id']."' AND bgpPeerIdentifier = '" . $peer['bgpPeerIdentifier'] . "'");
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while($peer_afi = mysql_fetch_array($afi_query)) {
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$afi = $peer_afi['afi'];
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$safi = $peer_afi['safi'];
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if($debug) { echo("$afi $safi". $config['afi'][$afi][$safi]. "\n"); }
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$cbgp_cmd = $config['snmpget'] . " -m CISCO-BGP4-MIB -Ovq -" . $device['snmpver'] . " -c" . $device['community'] . " " . $device['hostname'].":".$device['port'];
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$cbgp_cmd .= " cbgpPeerAcceptedPrefixes." . $peer['bgpPeerIdentifier'] . ".$afi.$safi";
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$cbgp_cmd .= " cbgpPeerDeniedPrefixes." . $peer['bgpPeerIdentifier'] . ".$afi.$safi";
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$cbgp_cmd .= " cbgpPeerPrefixAdminLimit." . $peer['bgpPeerIdentifier'] . ".$afi.$safi";
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$cbgp_cmd .= " cbgpPeerPrefixThreshold." . $peer['bgpPeerIdentifier'] . ".$afi.$safi";
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$cbgp_cmd .= " cbgpPeerPrefixClearThreshold." . $peer['bgpPeerIdentifier'] . ".$afi.$safi";
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$cbgp_cmd .= " cbgpPeerAdvertisedPrefixes." . $peer['bgpPeerIdentifier'] . ".$afi.$safi";
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$cbgp_cmd .= " cbgpPeerSuppressedPrefixes." . $peer['bgpPeerIdentifier'] . ".$afi.$safi";
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$cbgp_cmd .= " cbgpPeerWithdrawnPrefixes." . $peer['bgpPeerIdentifier'] . ".$afi.$safi";
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if($debug) { echo("$cbgp_cmd\n"); }
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$cbgp_data = preg_replace("/^OID.*$/", "", trim(`$cbgp_cmd`));
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if($debug) { echo("$cbgp_data\n"); }
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list($cbgpPeerAcceptedPrefixes,$cbgpPeerDeniedPrefixes,$cbgpPeerPrefixAdminLimit,$cbgpPeerPrefixThreshold,$cbgpPeerPrefixClearThreshold,$cbgpPeerAdvertisedPrefixes,$cbgpPeerSuppressedPrefixes,$cbgpPeerWithdrawnPrefixes) = explode("\n", $cbgp_data);
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$update = "UPDATE bgpPeers_cbgp SET";
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$update .= " `cbgpPeerAcceptedPrefixes` = '$cbgpPeerAcceptedPrefixes'";
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$update .= ", `cbgpPeerDeniedPrefixes` = '$cbgpPeerDeniedPrefixes'";
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$update .= ", `cbgpPeerPrefixAdminLimit` = '$cbgpPeerAdminLimit'";
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$update .= ", `cbgpPeerPrefixThreshold` = '$cbgpPeerPrefixThreshold'";
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$update .= ", `cbgpPeerPrefixClearThreshold` = '$cbgpPeerPrefixClearThreshold'";
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$update .= ", `cbgpPeerAdvertisedPrefixes` = '$cbgpPeerAdvertisedPrefixes'";
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$update .= ", `cbgpPeerSuppressedPrefixes` = '$cbgpPeerSuppressedPrefixes'";
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$update .= ", `cbgpPeerWithdrawnPrefixes` = '$cbgpPeerWithdrawnPrefixes'";
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$update .= " WHERE `device_id` = '".$device['device_id']."' AND bgpPeerIdentifier = '" . $peer['bgpPeerIdentifier'] . "' AND afi = '$afi' AND safi = '$safi'";
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if($debug) { echo("MYSQL: $update\n"); }
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mysql_query($update);
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$cbgp_rrd = $config['rrd_dir'] . "/" . $device['hostname'] . "/" . safename("cbgp-" . $peer['bgpPeerIdentifier'] . ".$afi.$safi.rrd");
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if(!is_file($cbgp_rrd)) {
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$rrd_create = "DS:AcceptedPrefixes:GAUGE:600:U:100000000000 \
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DS:DeniedPrefixes:GAUGE:600:U:100000000000 \
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DS:AdvertisedPrefixes:GAUGE:600:U:100000000000 \
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DS:SuppressedPrefixes:GAUGE:600:U:100000000000 \
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DS:WithdrawnPrefixes:GAUGE:600:U:100000000000 \
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RRA:AVERAGE:0.5:1:600 \
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RRA:AVERAGE:0.5:6:700 \
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RRA:AVERAGE:0.5:24:775 \
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RRA:AVERAGE:0.5:288:797 \
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RRA:MAX:0.5:1:600 \
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RRA:MAX:0.5:6:700 \
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RRA:MAX:0.5:24:775 \
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RRA:MAX:0.5:288:797";
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rrdtool_create($cbgp_rrd, $rrd_create);
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}
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rrdtool_update("$cbgp_rrd", "N:$cbgpPeerAcceptedPrefixes:$cbgpPeerDeniedPrefixes:$cbgpPeerAdvertisedPrefixes:$cbgpPeerSuppressedPrefixes:$cbgpPeerWithdrawnPrefixes");
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}
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}
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echo("\n");
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} ## End While loop on peers
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} ## End check for BGP support
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?>
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