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rewritten CDP polling

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git-svn-id: http://www.observium.org/svn/observer/trunk@508 61d68cd4-352d-0410-923a-c4978735b2b8
This commit is contained in:
Adam Amstrong
2009-11-10 15:43:13 +00:00
parent 890bda49c3
commit 730a1e6edc
2 changed files with 54 additions and 31 deletions
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discover-cdp.php
+33 -30
View File
@@ -1,67 +1,67 @@
#!/usr/bin/php
<?php
#ini_set('display_errors', 1);
#ini_set('display_startup_errors', 1);
#ini_set('log_errors', 1);
#ini_set('error_reporting', E_WARNING);
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
ini_set('log_errors', 1);
ini_set('error_reporting', E_WARNING);
include("config.php");
include("includes/functions.php");
include("includes/cdp.inc.php");
include("includes/functions-poller.inc.php");
#include("includes/cdp.inc.php");
if($argv[1] == "--device" && $argv[2]) {
$where = "AND `device_id` = '".$argv[2]."'";
}
$device_query = mysql_query("SELECT * FROM `devices` WHERE `status` = '1' AND (`os` = 'IOS' OR `os` = 'IOS XE') AND hostname NOT LIKE '%esr%' $where ORDER BY `device_id` DESC");
$device_query = mysql_query("SELECT * FROM `devices` WHERE (`os` = 'IOS' OR `os` = 'IOS XE') $where ORDER BY `device_id` DESC");
while ($device = mysql_fetch_array($device_query)) {
$hostname = $device['hostname'];
$community = $device['community'];
$id = $device['device_id'];
$host = $id;
echo("\nDetecting CDP neighbours on $device[1]...\n");
# $snmp = new snmpCDP($hostname, $community);
# $ports = $snmp->getports();
# $cdp = $snmp->explore_cdp($ports);
# $cdp_links = "";
# foreach (array_keys($cdp) as $key) {
# $port = $ports[$key];
# $link = $cdp[$key];
# $cdp_links .= $hostname . "," . $port['desc'] . "," . $link['host'] . "," . $link['port'] . "\n";
# }
# $cdp_links = trim($cdp_links);
echo("CISCO-CDP-MIB: ");
unset($cdp_array);
$cdp_array = snmpwalk_cache_twopart_oid("cdpCache", $device, $cdp_array, "CISCO-CDP-MIB");
$cdp_array = $cdp_array[$device[device_id]];
unset($cdp_links);
foreach( array_keys($cdp_array) as $key) {
$interface = mysql_fetch_array(mysql_query("SELECT * FROM `interfaces` WHERE device_id = '".$device['device_id']."' AND `ifIndex` = '".$key."'"));
$cdp_if_array = $cdp_array[$key];
foreach( array_keys($cdp_if_array) as $entry_key) {
$cdp_entry_array = $cdp_if_array[$entry_key];
if($device['hostname'] && $interface['ifDescr'] && $cdp_entry_array['cdpCacheDeviceId'] && $cdp_entry_array['cdpCacheDevicePort']){
$cdp_links .= $device['hostname'] . "," . $interface['ifDescr'] . "," . $cdp_entry_array['cdpCacheDeviceId'] . "," . $cdp_entry_array['cdpCacheDevicePort'] . "\n";
}
}
}
#echo("$cdp_links");
foreach ( explode("\n" ,$cdp_links) as $link ) {
if ($link == "") { break; }
list($src_host,$src_if, $dst_host, $dst_if) = explode(",", $link);
$dst_host = strtolower($dst_host);
$dst_host = strtolower($dst_host);
$dst_if = strtolower($dst_if);
$src_host = strtolower($src_host);
$src_if = strtolower($src_if);
$ip = gethostbyname($dst_host);
if ( match_network($config['nets'], $ip) ) {
if ( match_network($config['nets'], $ip) ) {
if ( mysql_result(mysql_query("SELECT COUNT(*) FROM `devices` WHERE `sysName` = '$dst_host'"), 0) == '0' ) {
if($config['cdp_autocreate']) {
echo("++ Creating: $dst_host \n");
createHost ($dst_host, $community, "v2c");
}
} else {
echo(".");
} else {
echo(".");
}
} else {
echo("!($dst_host)");
} else {
echo("!($dst_host)");
}
if ( mysql_result(mysql_query("SELECT COUNT(*) FROM `devices` WHERE `sysName` = '$dst_host'"), 0) == '1' &&
@@ -83,7 +83,10 @@ while ($device = mysql_fetch_array($device_query)) {
} else {
}
# }
}
echo("\n");
}
echo("\n");
includes/functions-poller.inc.php
+21 -1
View File
@@ -50,9 +50,29 @@ global $config;
return $array;
}
function snmpwalk_cache_twopart_oid($oid, $device, $array, $mib = 0) {
global $config;
$cmd = $config['snmpbulkwalk'] . " -O Qs -" . $device['snmpver'] . " -c " . $device['community'] . " " .
$device['hostname'].":".$device['port'] . " ";
if($mib) { $cmd .= "-m $mib "; }
$cmd .= $oid;
$data = trim(shell_exec($cmd));
$device_id = $device['device_id'];
foreach(explode("\n", $data) as $entry) {
list($oid,$value) = explode("=", $entry);
$oid = trim($oid); $value = trim($value);
list($oid, $first, $second) = explode(".", $oid);
if (!strstr($this_value, "No Such Instance currently exists at this OID") && $oid && $first && $second) {
$array[$device_id][$first][$second][$oid] = $value;
}
}
return $array;
}
function snmp_cache_slotport_oid($oid, $device, $array, $mib = 0) {
global $config;
$cmd = $config['snmpbulkwalk'] . " -O Qs -" . $device['snmpver'] . " -c " . $device['community'] . " " . $device['hostname'].":".$device['port'] . " ";
$cmd = $config['snmpbulkwalk'] . " -O Qs -" . $device['snmpver'] . " -c " . $device['community'] . " " .
$device['hostname'].":".$device['port'] . " ";
if($mib) { $cmd .= "-m $mib "; }
$cmd .= $oid;
$data = trim(shell_exec($cmd));