248 lines
8.2 KiB
PHP
248 lines
8.2 KiB
PHP
<?php
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/**
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* Observium
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*
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* This file is part of Observium.
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*
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* @package observium
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* @subpackage graphs
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* @copyright (C) 2006-2013 Adam Armstrong, (C) 2013-2021 Observium Limited
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*
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*/
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$graph_def = $config['graph_types'][$type][$subtype];
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$graph_return['legend_lines'] = 0;
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if(isset($graph_def['descr'])) {
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$graph_return['descr'] = $graph_def['descr'];
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}
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// Set some defaults and convert $graph_def values to global values for use by common.inc.php.
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// common.inc.php needs converted to use $graph_def so we can remove this.
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if (isset($graph_def['name'])) { $graph_title = $graph_def['name']; }
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if (isset($graph_def['step'])) { $step = $graph_def['step']; }
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if (isset($graph_def['unit_text'])) { $unit_text = $graph_def['unit_text']; }
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if (isset($graph_def['scale_min'])) { $scale_min = $graph_def['scale_min']; }
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if (isset($graph_def['scale_max'])) { $scale_max = $graph_def['scale_max']; }
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if (isset($graph_def['legend'])) { $legend = $graph_def['legend']; }
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if (isset($graph_def['log_y']) && $graph_def['log_y'] == TRUE) { $log_y = TRUE; } else { unset($log_y); } // Strange, if $log_y set to FALSE anyway legend logarithmic
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if (isset($graph_def['no_mag']) && $graph_def['no_mag'] == TRUE) { $mag_unit = "' '"; } else { $mag_unit = '%S'; }
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if (isset($graph_def['num_fmt'])) { $num_fmt = $graph_def['num_fmt']; } else { $num_fmt = '6.1'; }
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if (isset($graph_def['nototal'])) { $nototal = $graph_def['nototal']; } else { $nototal = TRUE; }
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if (!isset($graph_def['colours'])) { $graph_def['colours'] = "mixed"; }
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if (isset($graph_def['colour_offset'])) { $c_i = $graph_def['colour_offset']; } else { $c_i = 0; }
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if (isset($graph_def['file']) && isset($graph_def['index'])) // Indexed graphs
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{
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// Index can be TRUE/FALSE (for TRUE used global $index or $vars with key 'id') or name of used key from $vars
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if (is_bool($graph_def['index']) && $graph_def['index'])
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{
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// Don't overwrite an index set by the auth.inc.php
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if (!isset($index) && isset($vars['id']))
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{
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$index = $vars['id']; // Default index variable
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$tags['index'] = $index;
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}
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elseif (isset($index))
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{
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// SLA echo for example
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$tags['index'] = $index;
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}
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}
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elseif (isset($vars[$graph_def['index']]))
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{
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$index = $vars[$graph_def['index']];
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$tags['index'] = $index;
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} else {
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$index = FALSE;
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}
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if (strlen($index))
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{
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// Rewrite RRD filename
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//$graph_def['file'] = str_replace('-index.rrd', '-'.$index.'.rrd', $graph_def['file']);
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$graph_def['file'] = array_tag_replace($tags, $graph_def['file']);
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}
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}
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elseif (isset($graph_def['entity_type']))
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{
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// Entity based RRD filename
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// Index can be TRUE/FALSE (for TRUE used global $index or $vars with key 'id') or name of used key from $vars
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if (is_bool($graph_def['index']) && $graph_def['index'])
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{
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// Don't overwrite an index set by the auth.inc.php
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if (!isset($index) && isset($vars['id']))
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{
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$index = $vars['id']; // Default index variable
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$tags['index'] = $index;
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}
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}
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elseif (isset($vars[$graph_def['index']]))
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{
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$index = $vars[$graph_def['index']];
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$tags['index'] = $index;
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} else {
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$index = FALSE;
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}
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if (strlen($index))
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{
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// Rewrite RRD filename
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$graph_def['file'] = get_entity_rrd_by_id($graph_def['entity_type'], $index);
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// Append entity array as tags
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$entity = get_entity_by_id_cache($graph_def['entity_type'], $index);
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$device = device_by_id_cache($entity['device_id']);
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$tags = array_merge($tags, $device, $entity);
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// Some params required tag replaces
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if (isset($graph_def['name'])) { $graph_title = array_tag_replace($tags, $graph_def['name']); }
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if (isset($graph_def['unit_text'])) { $unit_text = array_tag_replace($tags, $graph_def['unit_text']); }
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if (isset($graph_def['descr'])) { $descr = array_tag_replace($tags, $graph_def['descr']); }
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}
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}
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include($config['html_dir'] . '/includes/graphs/common.inc.php');
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include_once($config['html_dir'] . '/includes/graphs/legend.inc.php');
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foreach ($graph_def['ds'] as $ds_name => $ds)
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{
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if (!isset($ds['file']))
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{
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$ds['file'] = $graph_def['file'];
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}
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elseif (isset($graph_def['index']))
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{
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// Indexed graphs also replace %index% for specific DS
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$ds['file'] = array_tag_replace($tags, $ds['file']);
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}
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if (!isset($ds['draw'])) { $ds['draw'] = "LINE1.5"; }
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if ($graph_def['rra_min'] === FALSE || $ds['rra_min'] === FALSE) { $ds['rra_min'] = FALSE; } else { $ds['rra_min'] = TRUE; }
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if ($graph_def['rra_max'] === FALSE || $ds['rra_max'] === FALSE) { $ds['rra_max'] = FALSE; } else { $ds['rra_max'] = TRUE; }
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$ds_data = $ds_name;
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$ds['file'] = get_rrd_path($device, $ds['file']);
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$ds['file_escape'] = rrdtool_escape($ds['file']);
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if (isset($ds['graph']) && !$ds['graph']) // Some time required skip graphs, only CDEF
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{
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if (!empty($ds['cdef']))
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{
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//$ds_name = $ds_name."_c";
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//$ds_data = $ds_name;
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$cmd_cdef .= " CDEF:".$ds_name."=".$ds['cdef'];
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//$cmd_cdef .= " CDEF:".$ds_name."_min=".$ds['cdef'];
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//$cmd_cdef .= " CDEF:".$ds_name."_max=".$ds['cdef'];
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}
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continue;
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}
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$cmd_def .= " DEF:".$ds_name."=".$ds['file_escape'].":".$ds_name.":AVERAGE";
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if ($ds['rra_min'])
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{
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$cmd_def .= " DEF:".$ds_name."_min=".$ds['file_escape'].":".$ds_name.":MIN";
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} else {
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$cmd_def .= " CDEF:".$ds_name."_min=".$ds_name;
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}
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if ($ds['rra_max'])
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{
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$cmd_def .= " DEF:".$ds_name."_max=".$ds['file_escape'].":".$ds_name.":MAX";
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} else {
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$cmd_def .= " CDEF:".$ds_name."_max=".$ds_name;
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}
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//$graph_return['rrds'][$ds['file']][] = $ds_name;
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if (!empty($ds['cdef']))
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{
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$ds_name = $ds_name."_c";
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$ds_data = $ds_name;
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$cmd_cdef .= " CDEF:".$ds_name."=".$ds['cdef'];
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$cmd_cdef .= " CDEF:".$ds_name."_min=".$ds['cdef'];
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$cmd_cdef .= " CDEF:".$ds_name."_max=".$ds['cdef'];
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}
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if (!empty($ds['invert']))
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{
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$cmd_cdef .= " CDEF:".$ds_name."_i=".$ds_name.",-1,*";
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$cmd_cdef .= " CDEF:".$ds_name."_min_i=".$ds_name."_min,-1,*";
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$cmd_cdef .= " CDEF:".$ds_name."_max_i=".$ds_name."_max,-1,*";
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$ds_data = $ds_name;
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$ds_name = $ds_name."_i";
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}
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//if ($ds['ds_graph'] != "yes") /// FIXME $ds['graph']
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//{
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if (empty($ds['colour']))
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{
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if (!$config['graph_colours'][$graph_def['colours']][$c_i]) { $c_i = 0; }
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$colour = $config['graph_colours'][$graph_def['colours']][$c_i];
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$c_i++;
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} else {
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$colour = $ds['colour'];
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}
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// label with tag replaces
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$descr = array_tag_replace($tags, $ds['label']);
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$descr = rrdtool_escape($descr, $descr_len);
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if ($ds['draw'] == "AREASTACK")
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{
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$ds['draw'] = "AREA";
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$ds['stack'] = ":STACK";
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}
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else if (preg_match("/^LINESTACK([0-9\.]*)/", $ds['ds_draw'], $m)) /// FIXME $ds['draw']
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{
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if ($i==0) /// FIXME what is $i ?
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{
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$ds['draw'] = "LINE$m[1]";
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} else {
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$ds['draw'] = "STACK";
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}
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}
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$cmd_graph .= ' '.$ds['draw'].':'.$ds_name.'#'.$colour.':"'.$descr.'"'.$ds['stack'];
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$ds_unit = (strlen($ds['unit']) ? $ds['unit'] : ''); // Unit text per DS
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if (isset($ds['num_fmt'])) { $num_fmt = $ds['num_fmt']; } // Numeric format per DS
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if (is_array($data_show)) {
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if (in_array("lst", $data_show)) {
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$cmd_graph .= " GPRINT:" . $ds_data . ":LAST:%" . $num_fmt . "lf" . $mag_unit . $ds_unit;
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}
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if (in_array("avg", $data_show)) {
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$cmd_graph .= " GPRINT:" . $ds_data . ":AVERAGE:%" . $num_fmt . "lf" . $mag_unit . $ds_unit;
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}
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if (in_array("min", $data_show)) {
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$cmd_graph .= " GPRINT:" . $ds_data . "_min:MIN:%" . $num_fmt . "lf" . $mag_unit . $ds_unit;
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}
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if (in_array("max", $data_show)) {
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$cmd_graph .= " GPRINT:" . $ds_data . "_max:MAX:%" . $num_fmt . "lf" . $mag_unit . $ds_unit;
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}
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}
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$cmd_graph .= " COMMENT:'\\l'";
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$graph_return['legend_lines']++;
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if ($ds['line']) {
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if (is_numeric($ds['line'])) {
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$line = 'LINE' . $ds['line'];
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} else {
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$line = 'LINE1';
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}
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$colour_line = darken_color($colour);
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//$cmd_graph .= ' LINE1:'.$ds_name.'#'.$colour_line.':"'.$descr.'"';
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$cmd_graph .= " $line:$ds_name#$colour_line";
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$descr = ''; // Reset descr
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}
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//}
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}
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$rrd_options .= $cmd_def . $cmd_cdef . $cmd_graph;
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// EOF
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