/includes/discovery/cisco-vrf.inc.php
PHP | 165 lines | 128 code | 27 blank | 10 comment | 19 complexity | 945f3e224a369d9d529a287677a3afa4 MD5 | raw file
Possible License(s): GPL-3.0, MIT
- <?php
- if ($config['enable_vrfs'])
- {
- if ($device['os_group'] == "cisco" || $device['os_group'] == "junos" || $device['os'] == "ironware")
- {
- unset($vrf_count);
- echo("VRFs : ");
- /*
- There are 2 MIBs for VPNs : MPLS-VPN-MIB (oldest) and MPLS-L3VPN-STD-MIB (newest)
- Unfortunately, there is no simple way to find out which one to use, unless we reference
- all the possible devices and check what they support.
- Therefore we start testing the MPLS-L3VPN-STD-MIB that is prefered if available.
- */
- // Grab all the info first, then use it in the code.
- // It removes load on the device and makes things much faster
- $rds = snmp_walk($device, "mplsL3VpnVrfRD", "-Osqn", "MPLS-L3VPN-STD-MIB", NULL);
- if (empty($rds))
- {
- $rds = snmp_walk($device, "mplsVpnVrfRouteDistinguisher", "-Osqn", "MPLS-VPN-MIB", NULL);
- $vpnmib = "MPLS-VPN-MIB";
- $rds = str_replace(".1.3.6.1.3.118.1.2.2.1.3.", "", $rds);
- $descrs_oid = ".1.3.6.1.3.118.1.2.2.1.2";
- $ports_oid = ".1.3.6.1.3.118.1.2.1.1.2";
- }
- else
- {
- $vpnmib = "MPLS-L3VPN-STD-MIB";
- $rds = str_replace(".1.3.6.1.2.1.10.166.11.1.2.2.1.4.", "", $rds);
- $descrs_oid = ".1.3.6.1.2.1.10.166.11.1.2.2.1.3";
- $ports_oid = ".1.3.6.1.2.1.10.166.11.1.2.1.1.2";
- }
- if ($debug)
- {
- echo("\n[DEBUG]\nUsing $vpnmib\n[/DEBUG]\n");
- echo("\n[DEBUG OIDS]\n$rds\n[/DEBUG]\n");
- }
- $rds = trim($rds);
- $descrs = snmp_walk($device, $descrs_oid, "-Osqn", $vpnmib, NULL);
- $ports = snmp_walk($device, $ports_oid, "-Osqn", $vpnmib, NULL);
- $descrs = trim(str_replace("$descrs_oid.", "", $descrs));
- $ports = trim(str_replace("$ports_oid.", "", $ports));
- $descr_table = array();
- $port_table = array();
- foreach (explode("\n", $descrs) as $descr)
- {
- $t = explode(" ", $descr, 2);
- $descr_table[$t[0]] = $t[1];
- }
- foreach (explode("\n", $ports) as $port)
- {
- $t = explode(" ", $port);
- $dotpos = strrpos($t[0], ".");
- $vrf_oid = substr($t[0], 0, $dotpos);
- $port_id = substr($t[0], $dotpos+1);
- if (empty($port_table[$vrf_oid])) { $port_table[$vrf_oid][0] = $port_id; }
- else {array_push($port_table[$vrf_oid], $port_id);}
- }
- foreach (explode("\n", $rds) as $oid)
- {
- echo "\n";
- if ($oid)
- {
- // 8.49.53.48.56.58.49.48.48 "1508:100"
- // First digit gives number of chars in VRF Name, then it's ASCII
- list($vrf_oid, $vrf_rd) = explode(" ", $oid);
- $oid_values = explode(".", $vrf_oid);
- $vrf_name = "";
- for ($i = 1; $i <= $oid_values[0]; $i++) {$vrf_name .= chr($oid_values[$i]);}
- echo "\n [VRF $vrf_name] OID - $vrf_oid";
- echo "\n [VRF $vrf_name] RD - $vrf_rd";
- echo "\n [VRF $vrf_name] DESC - ".$descr_table[$vrf_oid];
- if (@mysql_result(mysql_query("SELECT count(*) FROM vrfs WHERE `device_id` = '".$device['device_id']."'
- AND `vrf_oid`='$vrf_oid'"),0))
- {
- $update_query = "UPDATE `vrfs` SET `mplsVpnVrfDescription` = '$descr_table[$vrf_oid]', `mplsVpnVrfRouteDistinguisher` = '$vrf_rd' ";
- $update_query .= "WHERE device_id = '".$device['device_id']."' AND vrf_oid = '$vrf_oid'";
- mysql_query($update_query);
- }
- else
- {
- $insert_query = "INSERT INTO `vrfs` (`vrf_oid`,`vrf_name`,`mplsVpnVrfRouteDistinguisher`,`mplsVpnVrfDescription`,`device_id`) ";
- $insert_query .= "VALUES ('$vrf_oid','$vrf_name','$vrf_rd','".$descr_table[$vrf_oid]."','".$device['device_id']."')";
- mysql_query($insert_query);
- }
- $vrf_id = @mysql_result(mysql_query("SELECT vrf_id FROM vrfs WHERE `device_id` = '".$device['device_id']."' AND `vrf_oid`='$vrf_oid'"),0);
- $valid_vrf[$vrf_id] = 1;
- echo "\n [VRF $vrf_name] PORTS - ";
- foreach ($port_table[$vrf_oid] as $if_id)
- {
- $interface = mysql_fetch_assoc(mysql_query("SELECT * FROM ports WHERE ifIndex = '$if_id' AND device_id = '" . $device['device_id'] . "'"));
- echo(makeshortif($interface['ifDescr']) . " ");
- mysql_query("UPDATE ports SET ifVrf = '$vrf_id' WHERE interface_id = '".$interface['interface_id']."'");
- $if = $interface['interface_id'];
- $valid_vrf_if[$vrf_id][$if] = 1;
- }
- }
- }
- echo "\n";
- $sql = "SELECT * FROM ports WHERE device_id = '" . $device['device_id'] . "'";
- $data = mysql_query($sql);
- while ($row = mysql_fetch_assoc($data))
- {
- $if = $row['interface_id'];
- $vrf_id = $row['ifVrf'];
- if ($row['ifVrf'])
- {
- if (!$valid_vrf_if[$vrf_id][$if])
- {
- echo("-");
- $query = @mysql_query("UPDATE ports SET `ifVrf` = NULL WHERE interface_id = '$if'");
- }
- else
- {
- echo(".");
- }
- }
- }
- $sql = "SELECT * FROM vrfs WHERE device_id = '" . $device['device_id'] . "'";
- $data = mysql_query($sql);
- while ($row = mysql_fetch_assoc($data))
- {
- $vrf_id = $row['vrf_id'];
- if (!$valid_vrf[$vrf_id])
- {
- echo("-");
- $query = @mysql_query("DELETE FROM vrfs WHERE vrf_id = '$vrf_id'");
- }
- else
- {
- echo(".");
- }
- }
- unset($valid_vrf_if);
- unset($valid_vrf);
- echo("\n");
- } # cisco/junos/ironware
- } # enable_vrfs
- ?>