mirror of
https://github.com/librenms/librenms.git
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d864ce234f
git-svn-id: http://www.observium.org/svn/observer/trunk@2516 61d68cd4-352d-0410-923a-c4978735b2b8
261 lines
8.6 KiB
PHP
Executable File
261 lines
8.6 KiB
PHP
Executable File
#!/usr/bin/env php
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<?php
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/* Observium Network Management and Monitoring System
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* Copyright (C) 2006-2011, Observium Developers - http://www.observium.org
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* See COPYING for more details.
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*/
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include("includes/defaults.inc.php");
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include("config.php");
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include("includes/functions.php");
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include("includes/polling/functions.inc.php");
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$poller_start = utime();
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echo("Observium Poller v".$config['version']."\n\n");
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$options = getopt("h:m:i:n:d::a::");
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if ($options['h'] == "odd") { $options['n'] = "1"; $options['i'] = "2"; }
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elseif ($options['h'] == "even") { $options['n'] = "0"; $options['i'] = "2"; }
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elseif ($options['h'] == "all") { $where = " "; $doing = "all"; }
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elseif ($options['h'])
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{
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if (is_numeric($options['h']))
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{
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$where = "AND `device_id` = '".$options['h']."'";
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$doing = $options['h'];
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}
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else
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{
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$where = "AND `hostname` LIKE '".str_replace('*','%',mres($options['h']))."'";
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$doing = $options['h'];
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}
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}
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if (isset($options['i']) && $options['i'] && isset($options['n']))
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{
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$where = true; // FIXME
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$query = 'SELECT `device_id` FROM (SELECT @rownum :=0) r,
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(
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SELECT @rownum := @rownum +1 AS rownum, `device_id`
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FROM `devices`
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WHERE `disabled` = 0
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ORDER BY `device_id` ASC
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) temp
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WHERE MOD(temp.rownum, '.mres($options['i']).') = '.mres($options['n']).';';
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$doing = $options['n'] ."/".$options['i'];
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}
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if (!$where)
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{
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echo("-h <device id> | <device hostname wildcard> Poll single device\n");
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echo("-h odd Poll odd numbered devices (same as -i 2 -n 0)\n");
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echo("-h even Poll even numbered devices (same as -i 2 -n 1)\n");
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echo("-h all Poll all devices\n\n");
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echo("-i <instances> -n <number> Poll as instance <number> of <instances>\n");
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echo(" Instances start at 0. 0-3 for -n 4\n\n");
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echo("Debugging and testing options:\n");
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echo("-d Enable debugging output\n");
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echo("-m Specify single module to be run\n");
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echo("\n");
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echo("No polling type specified!\n");
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exit;
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}
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if (isset($options['d']))
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{
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echo("DEBUG!\n");
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$debug = TRUE;
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ini_set('display_errors', 1);
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ini_set('display_startup_errors', 1);
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ini_set('log_errors', 1);
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ini_set('error_reporting', 1);
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} else {
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$debug = FALSE;
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# ini_set('display_errors', 0);
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ini_set('display_startup_errors', 0);
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ini_set('log_errors', 0);
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# ini_set('error_reporting', 0);
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}
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echo("Starting polling run:\n\n");
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$polled_devices = 0;
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if(!isset($query))
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{
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$query = "SELECT `device_id` FROM `devices` WHERE `disabled` = 0 $where ORDER BY `device_id` ASC";
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}
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foreach (dbFetch($query) as $device)
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{
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$device = dbFetchRow("SELECT * FROM `devices` WHERE `device_id` = '".$device['device_id']."'");
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poll_device($device, $options);
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}
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function poll_device($device, $options) {
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global $config;
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global $device;
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global $polled_devices;
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global $db_stats;
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$attribs = get_dev_attribs($device['device_id']);
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$status = 0; unset($array);
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$device_start = utime(); // Start counting device poll time
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echo($device['hostname'] . " ".$device['device_id']." ".$device['os']." ");
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if ($config['os'][$device['os']]['group'])
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{
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$device['os_group'] = $config['os'][$device['os']]['group'];
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echo("(".$device['os_group'].")");
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}
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echo("\n");
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unset($poll_update); unset($poll_update_query); unset($poll_separator);
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$poll_update_array = array();
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$host_rrd = $config['rrd_dir'] . "/" . $device['hostname'];
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if (!is_dir($host_rrd)) { mkdir($host_rrd); echo("Created directory : $host_rrd\n"); }
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$device['pingable'] = isPingable($device['hostname']);
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if ($device['pingable'])
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{
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$device['snmpable'] = isSNMPable($device);
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if ($device['snmpable'])
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{
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$status = "1";
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} else {
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echo("SNMP Unreachable");
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$status = "0";
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}
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} else {
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echo("Unpingable");
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$status = "0";
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}
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if ($device['status'] != $status)
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{
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$poll_update .= $poll_separator . "`status` = '$status'";
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$poll_separator = ", ";
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dbUpdate(array('status' => $status), 'devices', 'device_id=?', array($device['device_id']));
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dbInsert(array('importance' => '0', 'device_id' => $device['device_id'], 'message' => "Device is " .($status == '1' ? 'up' : 'down')), 'alerts');
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log_event('Device status changed to ' . ($status == '1' ? 'Up' : 'Down'), $device, ($status == '1' ? 'up' : 'down'));
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notify($device, "Device ".($status == '1' ? 'Up' : 'Down').": " . $device['hostname'], "Device ".($status == '1' ? 'up' : 'down').": " . $device['hostname'] . " at " . date($config['timestamp_format']));
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}
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if ($status == "1")
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{
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$graphs = array();
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$oldgraphs = array();
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if ($options['m'])
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{
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if (is_file("includes/polling/".$options['m'].".inc.php"))
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{
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include("includes/polling/".$options['m'].".inc.php");
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}
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} else {
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foreach($config['poller_modules'] as $module => $module_status)
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{
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if ($attribs['poll_'.$module] || ( $module_status && !isset($attribs['poll_'.$module])))
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{
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include('includes/polling/'.$module.'.inc.php');
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} elseif (isset($attribs['poll_'.$module]) && $attribs['poll_'.$module] == "0") {
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echo("Module [ $module ] disabled on host.\n");
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} else {
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echo("Module [ $module ] disabled globally.\n");
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}
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}
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}
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if (!$options['m'])
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{
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## FIXME EVENTLOGGING -- MAKE IT SO WE DO THIS PER-MODULE?
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### This code cycles through the graphs already known in the database and the ones we've defined as being polled here
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### If there any don't match, they're added/deleted from the database.
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### Ideally we should hold graphs for xx days/weeks/polls so that we don't needlessly hide information.
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foreach (dbFetch("SELECT `graph` FROM `device_graphs` WHERE `device_id` = ?", array($device['device_id'])) as $graph)
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{
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if (!isset($graphs[$graph["graph"]]))
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{
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dbDelete('device_graphs', "`device_id` = ? AND `graph` = ?", array($device['device_id'], $graph["graph"]));
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} else {
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$oldgraphs[$graph["graph"]] = TRUE;
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}
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}
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foreach ($graphs as $graph => $value)
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{
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if (!isset($oldgraphs[$graph]))
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{
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dbInsert(array('device_id' => $device['device_id'], 'graph' => $graph), 'device_graphs');
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}
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}
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}
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$device_end = utime(); $device_run = $device_end - $device_start; $device_time = substr($device_run, 0, 5);
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$update_array['last_polled'] = array('NOW()');
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$update_array['last_polled_timetaken'] = $device_time;
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#echo("$device_end - $device_start; $device_time $device_run");
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echo("Polled in $device_time seconds\n");
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if ($debug) { echo("Updating " . $device['hostname'] . " - ".print_r($update_array)." \n"); }
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$updated = dbUpdate($update_array, 'devices', '`device_id` = ?', array($device['device_id']));
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if($updated) { echo("UPDATED!\n"); }
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unset($storage_cache); // Clear cache of hrStorage ** MAYBE FIXME? **
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unset($cache); // Clear cache (unify all things here?)
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}
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$polled_devices++;
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}
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$poller_end = utime(); $poller_run = $poller_end - $poller_start; $poller_time = substr($poller_run, 0, 5);
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if ($polled_devices)
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{
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dbInsert(array('type' => 'poll', 'doing' => $doing, 'start' => $poller_start, 'duration' => $poller_time, 'devices' => $polled_devices ), 'perf_times');
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}
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$string = $argv[0] . " $doing " . date("F j, Y, G:i") . " - $polled_devices devices polled in $poller_time secs";
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if ($debug) echo("$string\n");
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echo('MySQL: Cell['.($db_stats['fetchcell']+0).'/'.round($db_stats['fetchcell_sec']+0,2).'s]'.
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' Row[' .($db_stats['fetchrow']+0). '/'.round($db_stats['fetchrow_sec']+0,2).'s]'.
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' Rows[' .($db_stats['fetchrows']+0).'/'.round($db_stats['fetchrows_sec']+0,2).'s]'.
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' Column['.($db_stats['fetchcol']+0). '/'.round($db_stats['fetchcol_sec']+0,2).'s]'.
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' Update[' .($db_stats['update']+0).'/'.round($db_stats['update_sec']+0,2).'s]'.
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' Insert['.($db_stats['insert']+0). '/'.round($db_stats['insert_sec']+0,2).'s]'.
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' Delete['.($db_stats['delete']+0). '/'.round($db_stats['delete_sec']+0,2).'s]');
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echo("\n");
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logfile($string);
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unset($config); ### Remove this for testing
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#print_r(get_defined_vars());
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?>
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