FALSE, // --> $GLOBALS['rrd_status'] 'command' => '', // --> $GLOBALS['exec_status']['command'] added in rrdtool_graph() 'output' => '', // --> $GLOBALS['exec_status']['stdout'] added in rrdtool_graph() 'runtime' => 0, // --> $GLOBALS['exec_status']['runtime'] added in rrdtool_graph() 'total' => 0, // total runtime for graph script 'rrds' => [], // list of used rrd files added in get_rrd_path() 'filename' => '', // Generated image filename 'descr' => '', // graph description if exist 'valid_options' => [], // hrm, used somewhere ]; preg_match('/^(?P[a-z0-9A-Z-]+)_(?P[a-z0-9A-Z-_]+)/', $vars['type'], $graphtype); if (isset($vars['format']) && array_key_exists($vars['format'], $config['graph_formats'])) { $extension = $config['graph_formats'][$vars['format']]['extension']; $mimetype = $config['graph_formats'][$vars['format']]['mimetype']; $img_format = strtoupper($vars['format']); } else { $extension = 'png'; $mimetype = 'image/png'; } $graphfile = $config['temp_dir'] . "/" . random_string() . "." . $extension; if (OBS_DEBUG) { print_vars($vars); print_vars($graphtype); } if (isset($graphtype['type'], $graphtype['subtype'])) { $type = $graphtype['type']; $subtype = $graphtype['subtype']; } else { $image_data_uri = graph_error("Invalid graph type format."); return; } // Get device array if (is_intnum($vars['device'])) { $device = device_by_id_cache($vars['device']); } elseif (!safe_empty($vars['device'])) { $device = device_by_name($vars['device']); } elseif ($type === 'device' && is_intnum($vars['id'])) { $device = device_by_id_cache($vars['id']); } // $from, $to - unixtime (or rrdgraph time interval, i.e. '-1d', '-6w') // $timestamp_from, $timestamp_to - timestamps formatted as 'Y-m-d H:i:s' if (isset($vars['timestamp_from']) && preg_match(OBS_PATTERN_TIMESTAMP, $vars['timestamp_from'])) { $vars['from'] = strtotime($vars['timestamp_from']); } if (isset($vars['timestamp_to']) && preg_match(OBS_PATTERN_TIMESTAMP, $vars['timestamp_to'])) { $vars['to'] = strtotime($vars['timestamp_to']); } // Validate rrdtool compatible time string and set to now/day if it's not valid if (preg_match(OBS_PATTERN_RRDTIME, $vars['to'])) { $to = $vars['to']; } // else { $to = get_time(); } if (preg_match(OBS_PATTERN_RRDTIME, $vars['from'])) { $from = $vars['from']; } // else { $from = get_time('day'); } if (isset($vars['period']) && is_numeric($vars['period'])) { $to = get_time(); $from = get_time() - $vars['period']; $period = $vars['period']; } elseif (preg_match('/[\-]*\d+[s|w|m|d|y|h]/', $vars['from'])) { // It seems we have AT-style/timespec. Just pass it through (some features will break because we can't calculate period) $from = $vars['from']; if (preg_match('/[\-]*\d+[s|w|m|d|y|h]/', $vars['to'])) { $to = $vars['to']; } else { $to = 'now'; } } else { $from = (isset($vars['from']) && is_numeric($vars['from'])) ? $vars['from'] : get_time() - 86400; $to = (isset($vars['to']) && is_numeric($vars['to'])) ? $vars['to'] : time(); if ($from < 0) { $from = $to + $from; } $period = $to - $from; } // Set prev_from & prev_to if we have a period if (isset($period)) { $prev_from = $from - $period; $prev_to = $from; } $graph_include = FALSE; $definition_include = FALSE; //print_message("Graph type: $type, subtype: $subtype"); if (is_file($config['html_dir'] . "/includes/graphs/$type/$subtype.inc.php")) { $graph_include = $config['html_dir'] . "/includes/graphs/$type/$subtype.inc.php"; } elseif (is_array($config['graph_types'][$type][$subtype]['ds'])) { // Init tags array $tags = []; // Additional include with define some graph variables like $unit_text, $graph_title // Currently only for indexed definitions if ($config['graph_types'][$type][$subtype]['index'] && is_file($config['html_dir'] . "/includes/graphs/$type/definition.inc.php")) { $definition_include = $config['html_dir'] . "/includes/graphs/$type/definition.inc.php"; } $graph_include = $config['html_dir'] . "/includes/graphs/generic_definition.inc.php"; } elseif (is_file($config['html_dir'] . "/includes/graphs/$type/graph.inc.php")) { $graph_include = $config['html_dir'] . "/includes/graphs/$type/graph.inc.php"; } if ($graph_include) { include($config['html_dir'] . "/includes/graphs/$type/auth.inc.php"); if (isset($auth) && $auth) { if ($definition_include) { include_once($definition_include); } include($graph_include); // Requested a rigid height graph, probably for the dashboard. // If we don't know the legend height, turn off legend. // If we know the height and it won't fit, turn it off. if (!(isset($vars['legend']) && $vars['legend'] == 'no') && (isset($vars['rigid_height']) && $vars['rigid_height'] == 'yes')) { $line_height = ($width > 350 ? 14 : 12); // Set line height based on font size chosen by width if (!isset($graph_return['legend_lines'])) { // Don't know legend length print_debug('no legend height'); $vars['legend'] = 'no'; } elseif (($graph_return['legend_lines'] * $line_height) > ($height - 100)) { // Legend too long print_debug('legend too tall: ' . $graph_return['legend_lines'] * $line_height); $vars['legend'] = 'no'; } else { // Legend fits $height = $height - ($graph_return['legend_lines'] * $line_height); } } $rrd_options .= ' --start ' . rrdtool_escape($from) . ' --end ' . rrdtool_escape($to) . ' --width ' . rrdtool_escape($width) . ' --height ' . rrdtool_escape($height) . ' '; if ($vars['legend'] === 'no') { $rrd_options .= ' -g'; $legend = 'no'; } } } elseif (!isset($vars['command_only'])) { $image_data_uri = graph_error('no ' . $type . '_' . $subtype); // Graph Template Missing } if ($error_msg) { // We have an error :( $image_data_uri = graph_error($graph_error); } elseif (!$auth) { // We are unauthenticated :( if ($width < 200) { $image_data_uri = graph_error("No Auth"); } else { $image_data_uri = graph_error("No Authorization"); } } else { #$rrd_options .= " HRULE:0#999999"; if ($no_file) { if ($width < 200) { $image_data_uri = graph_error("No RRD"); } else { $image_data_uri = graph_error("Missing RRD Datafile"); } } elseif (isset($vars['command_only']) && $vars['command_only'] == TRUE) { $return = rrdtool_graph($graphfile, $rrd_options); //print_vars($GLOBALS['exec_status']); unlink($graphfile); if (isset($config['graph_types'][$type][$subtype]['long']) && empty($graph_return['descr'])) { $graph_return['descr'] = $config['graph_types'][$type][$subtype]['long']; } } else { if ($rrd_options) { rrdtool_graph($graphfile, $rrd_options); //print_debug($rrd_cmd); if (is_file($graphfile)) { if ($vars['image_data_uri'] == TRUE) { $image_data_uri = data_uri($graphfile, $mimetype); } elseif (!OBS_DEBUG) { //$fd = fopen($graphfile, 'rb'); header('Content-type: ' . $mimetype); header('Content-Disposition: inline; filename="' . basename($graphfile) . '"'); header('Content-Length: ' . filesize($graphfile)); $out = readfile($graphfile); //fpassthru($fd); //fclose($fd); } else { external_exec('/bin/ls -l ' . $graphfile); echo(''); } unlink($graphfile); } else { if ($width < 200) { $image_data_uri = graph_error("Draw Error"); } else { if (isset($graph_return['output']) && strlen($graph_return['output']) > 10) { $string = $graph_return['output']; } else { $string = "Error Drawing Graph"; } $image_data_uri = graph_error($string); } } } else { if ($width < 200) { $image_data_uri = graph_error("Def Error"); } else { $image_data_uri = graph_error("Graph Definition Error"); } } } } // Total runtime and clean graph file $graph_return['total'] = elapsed_time($total_start); if (strlen($graph_return['filename']) && is_file($graph_return['filename'])) { unlink($graph_return['filename']); } // EOF