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			99 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			99 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/**
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 * rrdcached.inc.php
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 *
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 * rrdcached application polling module
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 * Capable of collecting stats from the agent or via direct connection
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 * Only the default tcp port is supported, and unix sockets only work on localhost
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 *
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 * This program is free software: you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation, either version 3 of the License, or
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 * (at your option) any later version.
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 *
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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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 * You should have received a copy of the GNU General Public License
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 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
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 *
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 * @package    LibreNMS
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 * @link       http://librenms.org
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 * @copyright  2016 Tony Murray
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 * @author     Tony Murray <murraytony@gmail.com>
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 */
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use LibreNMS\RRD\RrdDefinition;
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echo ' rrdcached';
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$data = "";
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$name = 'rrdcached';
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$app_id = $app['app_id'];
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if ($agent_data['app'][$name]) {
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    $data = $agent_data['app'][$name];
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} else {
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    d_echo("\nNo Agent Data. Attempting to connect directly to the rrdcached server " . $device['hostname'] . ":42217\n");
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    $sock = fsockopen($device['hostname'], 42217, $errno, $errstr, 5);
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    if (!$sock) {
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        if (file_exists('/var/run/rrdcached.sock')) {
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            $sock = fsockopen('unix:///var/run/rrdcached.sock');
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        } elseif (file_exists('/var/run/rrdcached/rrdcached.sock')) {
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            $sock = fsockopen('unix:///var/run/rrdcached/rrdcached.sock');
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        } elseif (file_exists('/run/rrdcached.sock')) {
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            $sock = fsockopen('unix:///run/rrdcached.sock');
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        } elseif (file_exists('/tmp/rrdcached.sock')) {
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            $sock = fsockopen('unix:///tmp/rrdcached.sock');
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        }
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    }
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    if ($sock) {
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        fwrite($sock, "STATS\n");
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        $max = -1;
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        $count = 0;
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        while ($max == -1 || $count < $max) {
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            $data .= fgets($sock, 128);
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            if ($max == -1) {
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                $tmp_max = explode(' ', $data);
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                $max     = $tmp_max[0]+1;
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            }
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            $count++;
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        }
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        fclose($sock);
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    } else {
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        d_echo("ERROR: $errno - $errstr\n");
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    }
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}
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$rrd_name = array('app', $name, $app_id);
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$rrd_def = RrdDefinition::make()
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    ->addDataset('queue_length', 'GAUGE', 0)
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    ->addDataset('updates_received', 'COUNTER', 0)
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    ->addDataset('flushes_received', 'COUNTER', 0)
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    ->addDataset('updates_written', 'COUNTER', 0)
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    ->addDataset('data_sets_written', 'COUNTER', 0)
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    ->addDataset('tree_nodes_number', 'GAUGE', 0)
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    ->addDataset('tree_depth', 'GAUGE', 0)
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    ->addDataset('journal_bytes', 'COUNTER', 0)
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    ->addDataset('journal_rotate', 'COUNTER', 0);
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$fields = array();
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foreach (explode("\n", $data) as $line) {
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    $split = explode(': ', $line);
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    if (count($split) == 2) {
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        $ds = strtolower(preg_replace('/[A-Z]/', '_$0', lcfirst($split[0])));
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        $fields[$ds] = $split[1];
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    }
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}
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$tags = compact('name', 'app_id', 'rrd_name', 'rrd_def');
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data_update($device, 'app', $tags, $fields);
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update_application($app, $data, $fields);
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unset($data, $rrd_name, $rrd_def, $fields, $tags);
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