146 lines
4.6 KiB
PHP
146 lines
4.6 KiB
PHP
<?php
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/**
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* OpenTSDB.php
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*
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* -Description-
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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 <https://www.gnu.org/licenses/>.
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*
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* @link https://www.librenms.org
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* @copyright 2020 Tony Murray
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* @copyright 2017 Yacine Benamsili <https://github.com/yac01/librenms.git>
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* @author Tony Murray <murraytony@gmail.com>
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*/
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namespace LibreNMS\Data\Store;
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use Carbon\Carbon;
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use LibreNMS\Config;
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use LibreNMS\Data\Measure\Measurement;
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use Log;
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class OpenTSDB extends BaseDatastore
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{
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/** @var \Socket\Raw\Socket */
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protected $connection;
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public function __construct(\Socket\Raw\Factory $socketFactory)
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{
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parent::__construct();
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$host = Config::get('opentsdb.host');
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$port = Config::get('opentsdb.port', 2181);
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try {
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$this->connection = $socketFactory->createClient("$host:$port");
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} catch (\Socket\Raw\Exception $e) {
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Log::debug('OpenTSDB Error: ' . $e->getMessage());
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}
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if ($this->connection) {
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Log::notice('Connected to OpenTSDB');
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} else {
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Log::error('Connection to OpenTSDB has failed!');
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}
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}
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public function getName()
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{
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return 'OpenTSDB';
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}
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/**
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* Datastore-independent function which should be used for all polled metrics.
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*
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* RRD Tags:
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* rrd_def RrdDefinition
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* rrd_name array|string: the rrd filename, will be processed with rrd_name()
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* rrd_oldname array|string: old rrd filename to rename, will be processed with rrd_name()
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* rrd_step int: rrd step, defaults to 300
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*
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* @param array $device
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* @param string $measurement Name of this measurement
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* @param array $tags tags for the data (or to control rrdtool)
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* @param array|mixed $fields The data to update in an associative array, the order must be consistent with rrd_def,
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* single values are allowed and will be paired with $measurement
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*/
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public function put($device, $measurement, $tags, $fields)
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{
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if (! $this->connection) {
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Log::error("OpenTSDB Error: not connected\n");
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return;
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}
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$flag = Config::get('opentsdb.co');
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$timestamp = Carbon::now()->timestamp;
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$tmp_tags = 'hostname=' . $device['hostname'];
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foreach ($tags as $k => $v) {
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$v = str_replace([' ', ',', '='], '_', $v);
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if (! empty($v)) {
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$tmp_tags = $tmp_tags . ' ' . $k . '=' . $v;
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}
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}
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if ($measurement == 'ports') {
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foreach ($fields as $k => $v) {
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$measurement = $k;
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if ($flag == true) {
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$measurement = $measurement . '.' . $device['co'];
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}
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$this->putData('port.' . $measurement, $timestamp, $v, $tmp_tags);
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}
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} else {
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if ($flag == true) {
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$measurement = $measurement . '.' . $device['co'];
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}
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foreach ($fields as $k => $v) {
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$tmp_tags_key = $tmp_tags . ' ' . 'key' . '=' . $k;
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$this->putData($measurement, $timestamp, $v, $tmp_tags_key);
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}
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}
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}
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private function putData($measurement, $timestamp, $value, $tags)
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{
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try {
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$stat = Measurement::start('put');
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$line = sprintf('put net.%s %d %f %s', strtolower($measurement), $timestamp, $value, $tags);
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Log::debug("Sending to OpenTSDB: $line\n");
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$this->connection->write("$line\n"); // send $line into OpenTSDB
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$this->recordStatistic($stat->end());
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} catch (\Socket\Raw\Exception $e) {
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Log::error('OpenTSDB Error: ' . $e->getMessage());
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}
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}
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public static function isEnabled()
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{
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return Config::get('opentsdb.enable', false);
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}
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/**
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* Checks if the datastore wants rrdtags to be sent when issuing put()
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*
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* @return bool
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*/
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public function wantsRrdTags()
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{
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return false;
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}
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}
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