/**
* rrdtool backend implementation of data_update
*
* Tags:
* rrd_def array|string: (required) an array of rrd field definitions example: "DS:dataName:COUNTER:600:U:100000000000"
* rrd_name array|string: the rrd filename, will be processed with rrd_name()
* rrd_oldname array|string: old rrd filename to rename, will be processed with rrd_name()
* rrd_step int: rrd step, defaults to 300
*
* @param array $device device array
* @param string $measurement the name of this measurement (if no rrd_name tag is given, this will be used to name the file)
* @param array $tags tags to pass additional info to rrdtool
* @param array $fields data values to update
*/
function rrdtool_data_update($device, $measurement, $tags, $fields)
{
global $config;
$rrd_name = $tags['rrd_name'] ?: $measurement;
$step = $tags['rrd_step'] ?: 300;
$oldname = $tags['rrd_oldname'];
if (!empty($oldname)) {
rrd_file_rename($device, $oldname, $rrd_name);
}
if (isset($tags['rrd_proxmox_name'])) {
$pmxvars = $tags['rrd_proxmox_name'];
$rrd = proxmox_rrd_name($pmxvars['pmxcluster'], $pmxvars['vmid'], $pmxvars['vmport']);
} else {
$rrd = rrd_name($device['hostname'], $rrd_name);
}
if ($tags['rrd_def'] && !rrdtool_check_rrd_exists($rrd)) {
$rrd_def = is_array($tags['rrd_def']) ? $tags['rrd_def'] : array($tags['rrd_def']);
// add the --step and the rra definitions to the command
$newdef = "--step {$step} " . implode(' ', $rrd_def) . $config['rrd_rra'];
rrdtool('create', $rrd, $newdef);
}
rrdtool_update($rrd, $fields);
}
<?php
/*
* Copyright (C) 2015 Mark Schouten <*****@*****.**>
*
* 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; version 2 dated June,
* 1991.
*
* 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.
*
* See http://www.gnu.org/licenses/gpl.txt for the full license
*/
require 'includes/graphs/common.inc.php';
$proxmox_rrd = proxmox_rrd_name($vars['cluster'], $vars['vmid'], $vars['port']);
if (rrdtool_check_rrd_exists($proxmox_rrd)) {
$rrd_filename = $proxmox_rrd;
}
$ds_in = 'INOCTETS';
$ds_out = 'OUTOCTETS';
require 'includes/graphs/generic_data.inc.php';
