Files
cacti/lib/api_graph.php
T

338 lines
14 KiB
PHP

<?php
/*
+-------------------------------------------------------------------------+
| Copyright (C) 2004-2017 The Cacti Group |
| |
| This program is free software; you can redistribute it and/or |
| modify it under the terms of the GNU General Public License |
| as published by the Free Software Foundation; either version 2 |
| of the License, or (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
+-------------------------------------------------------------------------+
| Cacti: The Complete RRDTool-based Graphing Solution |
+-------------------------------------------------------------------------+
| This code is designed, written, and maintained by the Cacti Group. See |
| about.php and/or the AUTHORS file for specific developer information. |
+-------------------------------------------------------------------------+
| http://www.cacti.net/ |
+-------------------------------------------------------------------------+
*/
function api_graph_remove($local_graph_id) {
if (empty($local_graph_id)) {
return;
}
db_execute_prepared('DELETE FROM graph_templates_graph WHERE local_graph_id = ?', array($local_graph_id));
db_execute_prepared('DELETE FROM graph_templates_item WHERE local_graph_id = ?', array($local_graph_id));
db_execute_prepared('DELETE FROM graph_tree_items WHERE local_graph_id = ?', array($local_graph_id));
db_execute_prepared('DELETE FROM reports_items WHERE local_graph_id = ?', array($local_graph_id));
db_execute_prepared('DELETE FROM graph_local WHERE id = ?', array($local_graph_id));
db_execute_prepared('DELETE FROM aggregate_graphs_items WHERE local_graph_id = ?', array($local_graph_id));
}
function api_graph_remove_multi($local_graph_ids) {
/* initialize variables */
$ids_to_delete = '';
$i = 0;
/* build the array */
if (sizeof($local_graph_ids)) {
foreach($local_graph_ids as $local_graph_id) {
if ($i == 0) {
$ids_to_delete .= $local_graph_id;
} else {
$ids_to_delete .= ', ' . $local_graph_id;
}
$i++;
if (($i % 1000) == 0) {
db_execute("DELETE FROM graph_templates_graph WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM graph_templates_item WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM graph_tree_items WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM reports_items WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM graph_local WHERE id IN ($ids_to_delete)");
db_execute("DELETE FROM aggregate_graphs_items WHERE local_graph_id IN ($ids_to_delete)");
$i = 0;
$ids_to_delete = '';
}
}
if ($i > 0) {
db_execute("DELETE FROM graph_templates_graph WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM graph_templates_item WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM graph_tree_items WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM reports_items WHERE local_graph_id IN ($ids_to_delete)");
db_execute("DELETE FROM graph_local WHERE id IN ($ids_to_delete)");
db_execute("DELETE FROM aggregate_graphs_items WHERE local_graph_id IN ($ids_to_delete)");
}
}
}
/* api_resize_graphs - resizes the selected graph, overriding the template value
@arg $graph_templates_graph_id - the id of the graph to resize
@arg $graph_width - the width of the resized graph
@arg $graph_height - the height of the resized graph
*/
function api_resize_graphs($local_graph_id, $graph_width, $graph_height) {
global $config;
/* get graphs template id */
db_execute_prepared('UPDATE graph_templates_graph SET width = ?, height = ? WHERE local_graph_id = ?', array($graph_width, $graph_height, $local_graph_id));
}
/* api_reapply_suggested_graph_title - reapplies the suggested name to a graph title
@param int $graph_templates_graph_id - the id of the graph to reapply the name to
*/
function api_reapply_suggested_graph_title($local_graph_id) {
global $config;
/* get graphs template id */
$graph_template_id = db_fetch_cell_prepared('SELECT graph_template_id FROM graph_templates_graph WHERE local_graph_id = ?', array($local_graph_id));
/* if a non-template graph, simply return */
if ($graph_template_id == 0) {
return;
}
/* get the host associated with this graph for data queries only
* there's no "reapply suggested title" for "simple" graph templates */
$graph_local = db_fetch_row_prepared('SELECT host_id, graph_template_id, snmp_query_id, snmp_index FROM graph_local WHERE snmp_query_id>0 AND id = ?', array($local_graph_id));
/* if this is not a data query graph, simply return */
if (!isset($graph_local['host_id'])) {
return;
}
/* get data source associated with the graph */
$data_local = db_fetch_cell_prepared('SELECT
data_template_data.local_data_id
FROM (data_template_rrd,data_template_data,graph_templates_item)
WHERE graph_templates_item.task_item_id=data_template_rrd.id
AND data_template_rrd.local_data_id=data_template_data.local_data_id
AND graph_templates_item.local_graph_id = ?
GROUP BY data_template_data.local_data_id', array($local_graph_id));
$snmp_query_graph_id = db_fetch_cell_prepared("SELECT
data_input_data.value from data_input_data
JOIN data_input_fields ON (data_input_data.data_input_field_id=data_input_fields.id)
JOIN data_template_data ON (data_template_data.id = data_input_data.data_template_data_id)
WHERE data_input_fields.type_code = 'output_type'
AND data_template_data.local_data_id = ?", array($data_local));
/* no snmp query graph id found */
if ($snmp_query_graph_id == 0) {
return;
}
/* get the suggested values from the suggested values cache */
$suggested_values = db_fetch_assoc_prepared("SELECT
text,
field_name
FROM snmp_query_graph_sv
WHERE snmp_query_graph_id = ?
AND field_name = 'title'
ORDER BY sequence", array($snmp_query_graph_id));
$suggested_values_graph = array();
if (sizeof($suggested_values) > 0) {
foreach ($suggested_values as $suggested_value) {
/* once we find a match; don't try to find more */
if (!isset($suggested_values_graph{$suggested_value['field_name']})) {
$subs_string = substitute_snmp_query_data($suggested_value['text'], $graph_local['host_id'], $graph_local['snmp_query_id'], $graph_local['snmp_index'], read_config_option('max_data_query_field_length'));
/* if there are no '|' characters, all of the substitutions were successful */
if ((!substr_count($subs_string, '|query'))) {
db_execute_prepared('UPDATE graph_templates_graph SET ' . $suggested_value['field_name'] . ' = ? WHERE local_graph_id = ?', array($suggested_value['text'], $local_graph_id));
/* once we find a working value for this very field, stop */
$suggested_values_graph{$suggested_value['field_name']} = true;
}
}
}
}
}
/* api_get_graphs_from_datasource - get's all graphs related to a data source
@arg $local_data_id - the id of the data source
@returns - array($id => $name_cache) returns the graph id's and names of the graphs
*/
function api_get_graphs_from_datasource($local_data_id) {
return array_rekey(db_fetch_assoc_prepared('SELECT DISTINCT graph_templates_graph.local_graph_id AS id,
graph_templates_graph.title_cache AS name
FROM (graph_templates_graph
INNER JOIN graph_templates_item
ON graph_templates_graph.local_graph_id = graph_templates_item.local_graph_id)
INNER JOIN data_template_rrd
ON graph_templates_item.task_item_id = data_template_rrd.id
WHERE graph_templates_graph.local_graph_id > 0
AND data_template_rrd.local_data_id = ?', array($local_data_id)), 'id', 'name');
}
function api_duplicate_graph($_local_graph_id, $_graph_template_id, $graph_title) {
global $struct_graph, $struct_graph_item;
if (!empty($_local_graph_id)) {
$graph_local = db_fetch_row_prepared('SELECT * FROM graph_local WHERE id = ?', array($_local_graph_id));
$graph_template_graph = db_fetch_row_prepared('SELECT * FROM graph_templates_graph WHERE local_graph_id = ?', array($_local_graph_id));
$graph_template_items = db_fetch_assoc_prepared('SELECT * FROM graph_templates_item WHERE local_graph_id = ?', array($_local_graph_id));
/* create new entry: graph_local */
$save['id'] = 0;
$save['graph_template_id'] = $graph_local['graph_template_id'];
$save['host_id'] = $graph_local['host_id'];
$save['snmp_query_id'] = $graph_local['snmp_query_id'];
$save['snmp_index'] = $graph_local['snmp_index'];
$local_graph_id = sql_save($save, 'graph_local');
$graph_template_graph['title'] = str_replace('<graph_title>', $graph_template_graph['title'], $graph_title);
} elseif (!empty($_graph_template_id)) {
$graph_template = db_fetch_row_prepared('SELECT *
FROM graph_templates
WHERE id = ?',
array($_graph_template_id));
$graph_template_graph = db_fetch_row_prepared('SELECT *
FROM graph_templates_graph
WHERE graph_template_id = ?
AND local_graph_id=0',
array($_graph_template_id));
$graph_template_items = db_fetch_assoc_prepared('SELECT *
FROM graph_templates_item
WHERE graph_template_id = ?
AND local_graph_id=0',
array($_graph_template_id));
$graph_template_inputs = db_fetch_assoc_prepared('SELECT *
FROM graph_template_input
WHERE graph_template_id = ?',
array($_graph_template_id));
/* create new entry: graph_templates */
$save['id'] = 0;
$save['hash'] = get_hash_graph_template(0);
$save['name'] = str_replace('<template_title>', $graph_template['name'], $graph_title);
$save['multiple'] = $graph_template['multiple'];
$graph_template_id = sql_save($save, 'graph_templates');
}
unset($save);
/* create new entry: graph_templates_graph */
$save['id'] = 0;
$save['local_graph_id'] = (isset($local_graph_id) ? $local_graph_id : 0);
$save['local_graph_template_graph_id'] = (isset($graph_template_graph['local_graph_template_graph_id']) ? $graph_template_graph['local_graph_template_graph_id'] : 0);
$save['graph_template_id'] = (!empty($_local_graph_id) ? $graph_template_graph['graph_template_id'] : $graph_template_id);
$save['title_cache'] = $graph_template_graph['title_cache'];
foreach ($struct_graph as $field => $array) {
if ($array['method'] == 'spacer') continue;
$save{$field} = $graph_template_graph{$field};
$save{'t_' . $field} = $graph_template_graph{'t_' . $field};
}
$graph_templates_graph_id = sql_save($save, 'graph_templates_graph');
/* create new entry(s): graph_templates_item */
if (sizeof($graph_template_items)) {
foreach ($graph_template_items as $graph_template_item) {
unset($save);
$save['id'] = 0;
/* save a hash only for graph_template copy operations */
$save['hash'] = (!empty($_graph_template_id) ? get_hash_graph_template(0, 'graph_template_item') : 0);
$save['local_graph_id'] = (isset($local_graph_id) ? $local_graph_id : 0);
$save['graph_template_id'] = (!empty($_local_graph_id) ? $graph_template_item['graph_template_id'] : $graph_template_id);
$save['local_graph_template_item_id'] = (isset($graph_template_item['local_graph_template_item_id']) ? $graph_template_item['local_graph_template_item_id'] : 0);
foreach ($struct_graph_item as $field => $array) {
$save{$field} = $graph_template_item{$field};
}
$graph_item_mappings{$graph_template_item['id']} = sql_save($save, 'graph_templates_item');
}
}
if (!empty($_graph_template_id)) {
/* create new entry(s): graph_template_input (graph template only) */
if (sizeof($graph_template_inputs)) {
foreach ($graph_template_inputs as $graph_template_input) {
unset($save);
$save['id'] = 0;
$save['graph_template_id'] = $graph_template_id;
$save['name'] = $graph_template_input['name'];
$save['description'] = $graph_template_input['description'];
$save['column_name'] = $graph_template_input['column_name'];
$save['hash'] = get_hash_graph_template(0, 'graph_template_input');
$graph_template_input_id = sql_save($save, 'graph_template_input');
$graph_template_input_defs = db_fetch_assoc_prepared('SELECT * FROM graph_template_input_defs WHERE graph_template_input_id = ?', array($graph_template_input['id']));
/* create new entry(s): graph_template_input_defs (graph template only) */
if (sizeof($graph_template_input_defs)) {
foreach ($graph_template_input_defs as $graph_template_input_def) {
db_execute_prepared('INSERT INTO graph_template_input_defs
(graph_template_input_id, graph_template_item_id)
VALUES (?, ?)',
array($graph_template_input_id, $graph_item_mappings[$graph_template_input_def['graph_template_item_id']]));
}
}
}
}
}
if (!empty($_local_graph_id)) {
update_graph_title_cache($local_graph_id);
}
}
function api_graph_change_device($local_graph_id, $host_id) {
$dqgraph = db_fetch_cell_prepared('SELECT snmp_query_id
FROM graph_local
WHERE id = ?',
array($local_graph_id));
if (empty($dqgraph)) {
db_execute_prepared('UPDATE graph_local
SET host_id = ?
WHERE id = ?',
array($host_id, $local_graph_id));
update_graph_title_cache($local_graph_id);
/* update the data sources as well */
$data_ids = db_fetch_assoc_prepared('SELECT DISTINCT dtr.local_data_id
FROM graph_templates_item AS gti
INNER JOIN data_template_rrd AS dtr
ON gti.task_item_id=dtr.id
WHERE gti.local_graph_id = ?',
array($local_graph_id));
if (sizeof($data_ids)) {
foreach($data_ids as $data_id) {
db_execute_prepared('UPDATE data_local
SET host_id = ?
WHERE id = ?',
array($host_id, $data_id['local_data_id']));
db_execute_prepared('UPDATE poller_item
SET host_id = ?
WHERE local_data_id = ?',
array($host_id, $data_id['local_data_id']));
}
}
return true;
}
return false;
}