mirror of
https://github.com/Cacti/cacti.git
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223 lines
7.5 KiB
PHP
223 lines
7.5 KiB
PHP
<?php
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/*
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+-------------------------------------------------------------------------+
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| Copyright (C) 2004-2017 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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/* do NOT run this script through a web browser */
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if (!isset($_SERVER['argv'][0]) || isset($_SERVER['REQUEST_METHOD']) || isset($_SERVER['REMOTE_ADDR'])) {
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die('<br>This script is only meant to run at the command line.');
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}
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$start = date('Y-m-d H:i:s'); // for runtime measurement
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ini_set('max_execution_time', '0');
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/* we are not talking to the browser */
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$no_http_headers = true;
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include('./include/global.php');
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include_once($config['base_path'] . '/lib/snmp.php');
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include_once($config['base_path'] . '/lib/poller.php');
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include_once($config['base_path'] . '/lib/rrd.php');
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include_once($config['base_path'] . '/lib/ping.php');
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/* correct for a windows PHP bug. fixed in 5.2.0 */
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if (count($_SERVER['argv']) < 4) {
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echo "No graph_id, interval, pollerid specified.\n\n";
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echo "Usage: cmd_rt.php POLLER_ID GRAPH_ID INTERVAL\n\n";
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exit(-1);
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}
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$poller_id = $_SERVER['argv'][1];
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$graph_id = (int)$_SERVER['argv'][2];
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$interval = (int)$_SERVER['argv'][3];
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if ($graph_id <= 0) {
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echo "Invalid graph_id specified.\n\n";
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exit(-1);
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}
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if ($interval <= 0) {
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echo "Invalid interval specified.\n\n";
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exit(-1);
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}
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/* record the start time */
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$start = microtime(true);
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/* initialize the polling items */
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$polling_items = array();
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/* get poller_item for graph_id */
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$local_data_ids = db_fetch_assoc_prepared('SELECT DISTINCT data_template_rrd.local_data_id
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FROM graph_templates_item
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LEFT JOIN data_template_rrd
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ON graph_templates_item.task_item_id=data_template_rrd.id
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WHERE graph_templates_item.local_graph_id = ?
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AND data_template_rrd.local_data_id IS NOT NULL', array($graph_id));
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if (!count($local_data_ids)) {
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echo "No local_graph_id found\n\n";
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exit(-1);
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}
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$ids = array();
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foreach ($local_data_ids as $row) $ids[] = $row['local_data_id'];
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/* check arguments */
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$polling_items = db_fetch_assoc('SELECT *
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FROM poller_item
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WHERE local_data_id IN (' . implode(',', $ids).')
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ORDER BY host_id');
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$script_server_calls = db_fetch_cell('SELECT count(*)
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FROM poller_item
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WHERE (action=2)');
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$print_data_to_stdout = true;
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/* get the number of polling items from the database */
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$hosts = db_fetch_assoc("SELECT * FROM host WHERE disabled = '' ORDER BY id");
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/* rework the hosts array to be searchable */
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$hosts = array_rekey($hosts, 'id', $host_struc);
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$host_count = sizeof($hosts);
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$script_server_calls = db_fetch_cell('SELECT count(*) FROM poller_item WHERE action=2');
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if (sizeof($polling_items)) {
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/* startup Cacti php polling server and include the include file for script processing */
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if ($script_server_calls > 0) {
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$cactides = array(
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0 => array('pipe', 'r'), // stdin is a pipe that the child will read from
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1 => array('pipe', 'w'), // stdout is a pipe that the child will write to
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2 => array('pipe', 'w') // stderr is a pipe to write to
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);
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if (function_exists('proc_open')) {
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$cactiphp = proc_open(read_config_option('path_php_binary') . ' -q ' . $config['base_path'] . '/script_server.php realtime ' . $poller_id, $cactides, $pipes);
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$output = fgets($pipes[1], 1024);
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$using_proc_function = true;
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}else {
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$using_proc_function = false;
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}
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}else{
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$using_proc_function = false;
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}
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/* all polled items need the same insert time */
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$host_update_time = date('Y-m-d H:i:s');
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foreach ($polling_items as $item) {
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$data_source = $item['local_data_id'];
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$host_id = $item['host_id'];
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$col_poller_id = $item['poller_id'];
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if ($col_poller_id > 1) {
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$hostname = db_fetch_cell_prepared('SELECT hostname FROM poller WHERE id = ?', array($col_poller_id));
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$output = file_get_contents(get_url_type() . '://' . $hostname . $config['url_path'] . '/remote_agent.php?action=polldata&host_id=' . $host_id . '&local_data_id=' . $data_source . '&poller_id=' . $poller_id);
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}else{
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switch ($item['action']) {
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case POLLER_ACTION_SNMP: /* snmp */
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if (($item['snmp_version'] == 0) || (($item['snmp_community'] == '') && ($item['snmp_version'] != 3))) {
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$output = 'U';
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}else {
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$host = db_fetch_row_prepared('SELECT ping_retries, max_oids FROM host WHERE hostname = ?', array($item['hostname']));
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$session = cacti_snmp_session($item['hostname'], $item['snmp_community'], $item['snmp_version'],
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$item['snmp_username'], $item['snmp_password'], $item['snmp_auth_protocol'], $item['snmp_priv_passphrase'],
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$item['snmp_priv_protocol'], $item['snmp_context'], $item['snmp_engine_id'], $item['snmp_port'],
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$item['snmp_timeout'], $host['ping_retries'], $host['max_oids']);
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if ($session === false) {
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$output = 'U';
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}else{
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$output = cacti_snmp_session_get($session, $item['arg1']);
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$session->close();
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}
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if (prepare_validate_result($output) === false) {
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if (strlen($output) > 20) {
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$strout = 20;
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} else {
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$strout = strlen($output);
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}
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$output = 'U';
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}
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}
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break;
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case POLLER_ACTION_SCRIPT: /* script (popen) */
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$output = trim(exec_poll($item['arg1']));
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if (prepare_validate_result($output) === false) {
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if (strlen($output) > 20) {
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$strout = 20;
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} else {
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$strout = strlen($output);
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}
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$output = 'U';
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}
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break;
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case POLLER_ACTION_SCRIPT_PHP: /* script (php script server) */
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if ($using_proc_function == true) {
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$output = trim(str_replace("\n", '', exec_poll_php($item['arg1'], $using_proc_function, $pipes, $cactiphp)));
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if (prepare_validate_result($output) === false) {
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if (strlen($output) > 20) {
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$strout = 20;
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} else {
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$strout = strlen($output);
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}
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$output = 'U';
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}
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}else{
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$output = 'U';
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}
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break;
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}
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}
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if (isset($output)) {
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db_execute_prepared('INSERT INTO poller_output_realtime
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(local_data_id, rrd_name, time, poller_id, output)
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VALUES
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(?, ?, ?, ?, ?)',
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array($item['local_data_id'], $item['rrd_name'], $host_update_time, $poller_id, $output));
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}
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}
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if (($using_proc_function == true) && ($script_server_calls > 0)) {
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/* close php server process */
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fwrite($pipes[0], "quit\r\n");
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fclose($pipes[0]);
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fclose($pipes[1]);
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fclose($pipes[2]);
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$return_value = proc_close($cactiphp);
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}
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}
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