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https://github.com/Cacti/cacti.git
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228 lines
7.0 KiB
PHP
228 lines
7.0 KiB
PHP
#!/usr/bin/php -q
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<?php
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/*
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+-------------------------------------------------------------------------+
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| Copyright (C) 2004-2016 The Cacti Group |
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| This program is free software; you can redistribute it and/or |
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| modify it under the terms of the GNU General Public License |
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| as published by the Free Software Foundation; either version 2 |
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| of the License, or (at your option) any later version. |
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| This program is distributed in the hope that it will be useful, |
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| but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| GNU General Public License for more details. |
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+-------------------------------------------------------------------------+
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| Cacti: The Complete RRDTool-based Graphing Solution |
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+-------------------------------------------------------------------------+
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| This code is designed, written, and maintained by the Cacti Group. See |
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| about.php and/or the AUTHORS file for specific developer information. |
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+-------------------------------------------------------------------------+
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| http://www.cacti.net/ |
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+-------------------------------------------------------------------------+
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*/
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$no_http_headers = true;
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/* do NOT run this script through a web browser */
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if (!isset($_SERVER['argv'][0]) || isset($_SERVER['REQUEST_METHOD']) || isset($_SERVER['REMOTE_ADDR'])) {
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die('<br><strong>This script is only meant to run at the command line.</strong>');
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}
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include('./include/global.php');
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ini_set('memory_limit', '512M');
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/* process calling arguments */
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$parms = $_SERVER['argv'];
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array_shift($parms);
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global $debug, $start, $seed, $forcerun;
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$debug = FALSE;
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$forcerun = FALSE;
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$templates = FALSE;
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$kills = 0;
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if (sizeof($parms)) {
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foreach($parms as $parameter) {
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if (strpos($parameter, '=')) {
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list($arg, $value) = explode('=', $parameter);
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} else {
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$arg = $parameter;
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$value = '';
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}
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switch ($arg) {
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case '-d':
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case '--debug':
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$debug = TRUE;
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break;
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case '--templates':
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$templates = $value;
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break;
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case '-f':
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case '--force':
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$forcerun = TRUE;
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break;
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case '--version':
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case '-V':
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case '-v':
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display_version();
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exit;
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case '--help':
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case '-H':
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case '-h':
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display_help();
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exit;
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default:
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print 'ERROR: Invalid Parameter ' . $parameter . "\n\n";
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display_help();
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exit;
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}
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}
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}
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echo "NOTE: SpikeKill Running\n";
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if (!$templates) {
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$templates = db_fetch_cell("SELECT value FROM settings WHERE name='spikekill_templates'");
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$templates = explode(',', $templates);
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}else{
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$templates = explode(',', $templates);
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}
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if (!sizeof($templates)) {
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print "ERROR: No valid Graph Templates selected\n\n";
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exit(1);
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}else{
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foreach($templates as $template) {
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if (!is_numeric($template)) {
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print "ERROR: Graph Template '" . $template . "' Invalid\n\n";
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exit(1);
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}
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}
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}
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if (timeToRun()) {
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debug('Starting Spikekill Process');
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list($micro,$seconds) = explode(' ', microtime());
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$start = $seconds + $micro;
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$graphs = kill_spikes($templates, $kills);
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list($micro,$seconds) = explode(' ', microtime());
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$end = $seconds + $micro;
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$cacti_stats = sprintf(
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'Time:%01.4f ' .
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'Graphs:%s ' .
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'Kills:%s',
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round($end-$start,2),
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$graphs,
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$kills);
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/* log to the database */
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db_execute_prepared('REPLACE INTO settings (name,value) VALUES ("stats_spikekill", ?)', array($cacti_stats));
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/* log to the logfile */
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cacti_log('SPIKEKILL STATS: ' . $cacti_stats , TRUE, 'SYSTEM');
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}
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echo "NOTE: SpikeKill Finished\n";
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function timeToRun() {
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global $forcerun;
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$lastrun = read_config_option('spikekill_lastrun');
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$frequency = read_config_option('spikekill_batch') * 3600;
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$basetime = strtotime(read_config_option('spikekill_basetime'));
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$baseupper = 300;
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$baselower = $frequency - 300;
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$now = time();
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debug("LastRun:'$lastrun', Frequency:'$frequency', BaseTime:'" . date('Y-m-d H:i:s', $basetime) . "', BaseUpper:'$baseupper', BaseLower:'$baselower', Now:'" . date('Y-m-d H:i:s', $now) . "'");
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if ($frequency > 0 && ($now - $lastrun > $frequency)) {
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debug("Frequency is '$frequency' Seconds");
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$nowfreq = $now % $frequency;
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debug("Now Frequency is '$nowfreq'");
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if ((empty($lastrun)) && ($nowfreq > $baseupper) && ($nowfreq < $baselower)) {
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debug('Time to Run');
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db_execute_prepared('REPLACE INTO settings (name,value) VALUES ("spikekill_lastrun", ?)', array(time()));
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return true;
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} elseif (($now - $lastrun > 3600) && ($nowfreq > $baseupper) && ($nowfreq < $baselower)) {
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debug('Time to Run');
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db_execute_prepared('REPLACE INTO settings (name,value) VALUES ("spikekill_lastrun", ?)', array(time()));
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return true;
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} else {
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debug('Not Time to Run');
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return false;
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}
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} elseif ($forcerun) {
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debug('Force to Run');
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db_execute_prepared('REPLACE INTO settings (name,value) VALUES ("spikekill_lastrun", ?', array(time()));
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return true;
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} else {
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debug('Not time to Run');
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return false;
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}
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}
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function debug($message) {
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global $debug;
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if ($debug) {
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echo 'DEBUG: ' . trim($message) . "\n";
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}
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}
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function kill_spikes($templates, &$found) {
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global $debug, $config;
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$rrdfiles = array_rekey(db_fetch_assoc('SELECT DISTINCT rrd_path
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FROM graph_templates AS gt
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INNER JOIN graph_templates_item AS gti
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ON gt.id=gti.graph_template_id
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INNER JOIN data_template_rrd AS dtr
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ON gti.task_item_id=dtr.id
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INNER JOIN poller_item AS pi ON pi.local_data_id=dtr.local_data_id
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WHERE gt.id IN (' . implode(',', $templates) . ')'), 'rrd_path', 'rrd_path');
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if (sizeof($rrdfiles)) {
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foreach($rrdfiles as $f) {
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debug("Removing Spikes from '$f'");
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$response = exec(read_config_option('path_php_binary') . ' -q ' .
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$config['base_path'] . '/cli/removespikes.php --rrdfile=' . $f . ($debug ? ' --debug':''));
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if (substr_count($response, 'Spikes Found and Remediated')) {
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$found++;
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}
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debug(str_replace('NOTE: ', '', $response));
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}
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}
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return sizeof($rrdfiles);
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}
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/* display_version - displays version information */
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function display_version() {
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$version = db_fetch_cell('SELECT cacti FROM version');
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echo "Cacti SpikeKiller Batch Poller, Version $version, " . COPYRIGHT_YEARS . "\n";
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}
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function display_help() {
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display_version();
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echo "\nusage: poller_spikekill.php [--templates=N,N,...] [--force] [--debug]\n\n";
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echo "Cacti's SpikeKill batch removal poller. This poller will remove spikes\n";
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echo "in Cacti's RRDfiles based upon the settings maintained in Cacti's database.\n\n";
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echo "Optional:\n";
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echo " --templates=N,N,... - Only despike the templates provided.\n";
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echo " --force - Force running the despiking immediately.\n";
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echo " --debug - Display verbose output during execution.\n";
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}
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