/**
* 更新 RRD 库
*
* @param string $monitor_id
* @static
* @access public
* @return void
*/
public static function update($monitor_key, $data, $time)
{
// 更新 rrd 数据库
if (!isset(self::$__redis)) {
self::$__redis = \swan\redis\sw_redis::singleton();
}
$file_name = sw_create::create($monitor_key);
$monitor_info = self::$__redis->get(SWAN_CACHE_MONITOR_PREFIX . $monitor_key);
if (!$monitor_info) {
throw new sw_exception('create rrd file faild. reason is get monitor info fail.');
}
$monitor_info = json_decode($monitor_info, true);
$madapter_id = $monitor_info['madapter_id'];
$metrics = array();
foreach ($data as $metric_id => $value) {
// 获取metric info
$metric_info = self::$__redis->get(SWAN_CACHE_METRIC_PREFIX . $madapter_id . '_' . $metric_id);
if (!$metric_info) {
throw new sw_exception('create rrd file faild. reason is get monitor metric info fail.');
}
$metric_info = json_decode($metric_info, true);
$metrics[$metric_info['metric_name']] = $value;
}
try {
$updater = new \RRDUpdater($file_name);
$updater->update($metrics, $time);
} catch (\Exception $e) {
throw new sw_exception($e);
}
}
<?php
require_once 'core.php';
use lib\rrd_store\sw_create;
$rev = sw_create::create('2_4');