mirror of
https://github.com/Cacti/cacti.git
synced 2026-11-09 05:26:50 +09:00
cigamit
ebf1c6c5ac
Resolving this and a few other minor memory leaks. Everything should and have been validated to be working properly now. There were a few additional issues I found in performing a full regression.
386 lines
13 KiB
PHP
386 lines
13 KiB
PHP
<?php
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/*
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+-------------------------------------------------------------------------+
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| Copyright (C) 2004-2018 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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$guest_account = true;
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include('./include/auth.php');
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include_once('./lib/rrd.php');
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$config['force_storage_location_local'] = true;
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/* ================= input validation ================= */
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get_filter_request_var('graph_start');
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get_filter_request_var('graph_end');
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get_filter_request_var('graph_height');
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get_filter_request_var('graph_width');
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get_filter_request_var('local_graph_id');
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get_filter_request_var('size');
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get_filter_request_var('ds_step');
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get_filter_request_var('count');
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get_filter_request_var('top');
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get_filter_request_var('left');
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/* ==================================================== */
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set_default_action();
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switch (get_request_var('action')) {
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case 'init':
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case 'timespan':
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case 'interval':
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case 'countdown':
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ob_start();
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$guest_account = true;
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switch (get_request_var('action')) {
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case 'init':
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load_current_session_value('ds_step', 'sess_realtime_ds_step', read_config_option('realtime_interval'));
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load_current_session_value('graph_start', 'sess_realtime_graph_start', read_config_option('realtime_gwindow'));
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load_current_session_value('size', 'sess_realtime_size', 100);
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load_current_session_value('graph_nolegend', 'sess_realtime_nolegend', 'false');
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break;
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case 'timespan':
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load_current_session_value('graph_start', 'sess_realtime_graph_start', read_config_option('realtime_gwindow'));
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break;
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case 'interval':
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load_current_session_value('ds_step', 'sess_realtime_ds_step', read_config_option('realtime_interval'));
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load_current_session_value('graph_start', 'sess_realtime_graph_start', read_config_option('realtime_gwindow'));
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load_current_session_value('size', 'sess_realtime_size', 100);
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load_current_session_value('graph_nolegend', 'sess_realtime_nolegend', 'false');
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break;
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case 'countdown':
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load_current_session_value('ds_step', 'sess_realtime_ds_step', read_config_option('realtime_interval'));
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load_current_session_value('graph_start', 'sess_realtime_graph_start', read_config_option('realtime_gwindow'));
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load_current_session_value('size', 'sess_realtime_size', 100);
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load_current_session_value('graph_nolegend', 'sess_realtime_nolegend', 'false');
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break;
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default:
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load_current_session_value('ds_step', 'sess_realtime_ds_step', read_config_option('realtime_interval'));
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load_current_session_value('graph_start', 'sess_realtime_graph_start', read_config_option('realtime_gwindow'));
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load_current_session_value('size', 'sess_realtime_size', 100);
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load_current_session_value('graph_nolegend', 'sess_realtime_nolegend', 'false');
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break;
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}
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$graph_data_array = array();
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/* ds */
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$graph_data_array['ds_step'] = read_config_option('realtime_interval');
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if (!isempty_request_var('ds_step')) {
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$graph_data_array['ds_step'] = get_request_var('ds_step');
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$_SESSION['sess_realtime_dsstep'] = get_request_var('ds_step');
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}
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/* override: graph height (in pixels) */
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if (!isempty_request_var('graph_height') && get_request_var('graph_height') < 3000) {
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$graph_data_array['graph_height'] = get_request_var('graph_height');
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}
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/* override: graph width (in pixels) */
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if (!isempty_request_var('graph_width') && get_request_var('graph_width') < 3000) {
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$graph_data_array['graph_width'] = get_request_var('graph_width');
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}
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/* override: skip drawing the legend? */
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if (get_request_var('graph_nolegend') == 'true') {
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$graph_data_array['graph_nolegend'] = 'true';
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}
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if (isset_request_var('size') && get_request_var('size') > 0) {
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$_SESSION['sess_realtime_size'] = get_request_var('size');
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$size = get_request_var('size');
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} elseif (isset($_SESSION['sess_realtime_size']) && $_SESSION['sess_realtime_size'] != '') {
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$size = $_SESSION['sess_realtime_size'];
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} else {
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$size = 100;
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}
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if (isset_request_var('local_graph_id')) {
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$graph_data = db_fetch_row_prepared('SELECT width, height
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FROM graph_templates_graph
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WHERE local_graph_id = ?',
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array(get_request_var('local_graph_id')));
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if (cacti_sizeof($graph_data)) {
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$graph_data_array['graph_height'] = $graph_data['height'];
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$graph_data_array['graph_width'] = $graph_data['width'];
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}
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}
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if (isset_request_var('size') && get_request_var('size') < 100) {
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$graph_data_array['graph_height'] = $graph_data_array['graph_height'] * $size / 100;
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$graph_data_array['graph_width'] = $graph_data_array['graph_width'] * $size / 100;
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}
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/* override: graph start */
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if (!isempty_request_var('graph_start')) {
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$graph_data_array['graph_start'] = get_request_var('graph_start');
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if ($graph_data_array['graph_start'] < 0) {
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$graph_data_array['graph_start'] = time() + $graph_data_array['graph_start'];
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}
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$_SESSION['sess_realtime_window'] = abs(get_request_var('graph_start'));
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}
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/* override: graph end */
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if (!isempty_request_var('graph_end')) {
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$graph_data_array['graph_end'] = get_request_var('graph_end');
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} else {
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$graph_data_array['graph_end'] = time();
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}
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/* print RRDtool graph source? */
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if (!isempty_request_var('show_source')) {
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$graph_data_array['print_source'] = get_request_var('show_source');
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}
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/* check ds */
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if ($graph_data_array['ds_step'] < 1) {
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$graph_data_array['ds_step'] = read_config_option('realtime_interval');
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}
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/* call poller */
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$graph_rrd = read_config_option('realtime_cache_path') . '/user_' . session_id() . '_lgi_' . get_request_var('local_graph_id') . '.png';
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$command = read_config_option('path_php_binary');
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$args = sprintf('poller_realtime.php --graph=%s --interval=%d --poller_id=' . session_id(), get_request_var('local_graph_id'), $graph_data_array['ds_step']);
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shell_exec("$command $args");
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/* construct the image name */
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$graph_data_array['export_realtime'] = $graph_rrd;
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$graph_data_array['output_flag'] = RRDTOOL_OUTPUT_GRAPH_DATA;
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rrdtool_function_graph(get_request_var('local_graph_id'), '', $graph_data_array);
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if (file_exists($graph_rrd)) {
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$data = base64_encode(file_get_contents($graph_rrd));
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}
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/* send text information back to browser as well as image information */
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$return_array = array(
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'local_graph_id' => get_request_var('local_graph_id'),
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'top' => get_request_var('top'),
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'left' => get_request_var('left'),
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'ds_step' => (isset($_SESSION['sess_realtime_ds_step']) ? $_SESSION['sess_realtime_ds_step']:$graph_data_array['ds_step']),
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'graph_start' => (isset($_SESSION['sess_realtime_graph_start']) ? $_SESSION['sess_realtime_graph_start']:$graph_data_array['graph_start']),
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'size' => (isset($_SESSION['sess_realtime_size']) ? $_SESSION['sess_realtime_size']:100),
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'thumbnails' => (isset($_SESSION['sess_realtime_nolegend']) ? $_SESSION['sess_realtime_nolegend']:'false'),
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'data' => (isset($data) ? $data:'')
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);
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print json_encode($return_array);
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exit;
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break;
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case 'view':
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$graph_rrd = read_config_option('realtime_cache_path') . '/user_' . session_id() . '_lgi_' . get_request_var('local_graph_id') . '.png';
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if (file_exists($graph_rrd)) {
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print base64_encode(file_get_contents($graph_rrd));
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}
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exit;
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break;
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}
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/* ================= input validation ================= */
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get_filter_request_var('ds_step');
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get_filter_request_var('local_graph_id');
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get_filter_request_var('graph_start');
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get_filter_request_var('size');
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/* ==================================================== */
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$init = '';
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if (!isset($_SESSION['sess_realtime_ds_step'])) {
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load_current_session_value('ds_step', 'sess_realtime_ds_step', read_config_option('realtime_interval'));
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} else {
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set_request_var('ds_step', $_SESSION['sess_realtime_ds_step']);
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}
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if (!isset($_SESSION['sess_realtime_graph_start'])) {
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load_current_session_value('graph_start', 'sess_realtime_graph_start', read_config_option('realtime_gwindow'));
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} else {
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set_request_var('graph_start', $_SESSION['sess_realtime_graph_start']);
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}
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if (read_config_option('realtime_enabled') == '') {
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print "<html>\n";
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print "<body>\n";
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print " <p><strong>" . __('Real-time has been disabled by your administrator.') . "</strong></p>\n";
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print "</body>\n";
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print "</html>\n";
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exit;
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} elseif (!is_dir(read_config_option('realtime_cache_path'))) {
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print "<html>\n";
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print "<body>\n";
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print " <p><strong>" . __('The Image Cache Directory does not exist. Please first create it and set permissions and then attempt to open another Real-time graph.') . "</strong></p>\n";
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print "</body>\n";
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print "</html>\n";
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exit;
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} elseif (!is_writable(read_config_option('realtime_cache_path'))) {
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print "<html>\n";
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print "<body>\n";
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print " <p><strong>" . __('The Image Cache Directory is not writable. Please set permissions and then attempt to open another Real-time graph.') . "</strong></p>\n";
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print "</body>\n";
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print "</html>\n";
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exit;
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}
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$selectedTheme = get_selected_theme();
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$sizes = array(
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'100' => '100%',
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'90' => '90%',
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'80' => '80%',
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'70' => '70%',
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'60' => '60%',
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'50' => '50%',
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'40' => '40%'
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);
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?>
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<html>
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<head>
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<?php html_common_header(__('Cacti Real-time Graphing'));?>
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<?php include($config['base_path'] . '/include/global_session.php'); ?>
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</head>
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<body>
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<form method='post' action='graph_popup_rt.php' id='gform'>
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<div id='rtfilter' class='cactiTable'>
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<table class='filterTable center'>
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<tr>
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<td>
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<?php print __('Window');?>
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</td>
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<td>
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<select id='graph_start' onChange='imageOptionsChanged("timespan")'>
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<?php
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foreach ($realtime_window as $interval => $text) {
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printf('<option value="%d"%s>%s</option>',
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$interval, $interval == abs(get_request_var('graph_start')) ? ' selected="selected"' : '', $text
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);
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}
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?>
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</select>
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</td>
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<td>
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<?php print __('Refresh');?>
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</td>
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<td>
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<select id='ds_step' onChange='imageOptionsChanged("interval")'>
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<?php
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foreach ($realtime_refresh as $interval => $text) {
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printf('<option value="%d"%s>%s</option>',
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$interval, $interval == get_request_var('ds_step') ? ' selected="selected"' : '', $text
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);
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}
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?>
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</select>
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</td>
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</td>
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</table>
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<table class='filterTable center'>
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<tr>
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<td>
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<?php print __('Size');?>
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</td>
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<td>
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<select id='size' onChange='imageOptionsChanged("interval")'>
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<?php
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foreach ($sizes as $key => $value) {
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printf('<option value="%d"%s>%s</option>',
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$key, $key == get_request_var('size') ? ' selected="selected"' : '', $value
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);
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}
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?>
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</select>
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</td>
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<td>
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<label for='thumbnails'><?php print __('Thumbnails');?></label>
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</td>
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<td>
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<input type='checkbox' id='thumbnails' onChange='imageOptionsChanged("interval")' <?php print get_request_var('graph_nolegend') == 'true' ? 'checked':'';?>>
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</td>
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</tr>
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<tr>
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<td class='center' colspan='6'>
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<span id='countdown'><?php print __('%d seconds left.', get_request_var('ds_step')); ?></span>
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</td>
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</tr>
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</table>
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</div>
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<div id='image' class='center' style='padding:2px;'>
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<i id='imaging' style='font-size:40px;' class='fa fa-spin fa-circle-notch'></i>
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</div>
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<input type='hidden' id='url_path' name='url_path' value='<?php echo $config['url_path'];?>'/>
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<input type='hidden' id='local_graph_id' name='local_graph_id' value='<?php echo get_request_var('local_graph_id'); ?>'/>
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<script type='text/javascript'>
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var url;
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var ds_step = 0;
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var sizeset = false;
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var count = 0;
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var realtimePopout = true;
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var refreshIsLogout= false;
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var refreshPage=urlPath+'/graph_realtime.php?action=countdown';
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var refreshMSeconds=999999999;
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var myCountdown = {};
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var secondsLeft = '<?php print __(' seconds left.');?>';
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function countdown_update() {
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ds_step--;
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if (ds_step < 0) {
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ds_step = $('#ds_step').val();
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imageOptionsChanged('countdown');
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sizeset = false;
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}
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setRealtimeWindowSize();
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$('#countdown').empty().html(ds_step + secondsLeft);
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count++;
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destroy(myCountdown);
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myCountdown = setTimeout('countdown_update()', 1000);
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}
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$(function() {
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imageOptionsChanged('init');
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myCountdown = setTimeout('countdown_update()', 1000);
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});
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</script>
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</form>
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</body>
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</html>
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