Redis类:
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<?php namespace Utils; use Phalcon\Config\Adapter\Ini as ConfigIni; class Redis{ private static $redis1 ; private static $session ; /** * 获取一个单例的redis对象 * @param string $name * @return \Redis */ public static function getObj( $name = 'redis1' ) { try { if (! empty (self::$ $name )){ return self::$ $name ; } $config = new ConfigIni(APP_PATH. "/config" .ENV. "/redis.ini" ); self::$ $name = new \Redis(); self::$ $name ->connect( $config [ $name ][ 'host' ], $config [ $name ][ 'port' ],2); if (isset( $config [ $name ][ 'password' ]) && ! empty ( $config [ $name ][ 'password' ])){ self::$ $name ->auth( $config [ $name ][ 'password' ]); } self::$ $name ->select( $config [ $name ][ 'database' ]); } catch (\Exception $exception ){ self::$ $name = false; } return self::$ $name ; } }; |
定时任务:
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/** * 订单任务 */ public function orderAction() { error_reporting (E_ALL & ~E_NOTICE); $redis = Redis::getObj(); //获取数据库连接实例 $db = $this ->getDI()->getShared( 'db' ); while (true) { print_r( ' -start- ' ); $order_status = 1; file_put_contents (APP_PATH . "/../domain_order.log" , time()); try { //防止长时间无任务导致MySQL超时 $db ->query( "select 1" ); //出列 $order_info = $redis ->lPop( 'order' ); if (! $order_info ) { //队列为空时暂停 echo ' -empty- ' ; sleep(1); continue ; } $order_info = json_decode( $order_info , true); $model_order_info = NetUserOrder::findFirst([ 'order_sn = :order_sn:' , 'bind' =>[ 'order_sn' => $order_domain_info_save ->order_sn]]); //未支付 if ( $model_order_info ->pay_status != 200){ echo 'no pay' ; continue ; } //已操作 if ( $order_domain_info_save ->order_status == 3) { echo ' -Operated- ' ; continue ; } //事务开始 $db ->begin(); ## 这里执行订单流程操作 ## $order_status = 3; //操作成功 //修改订单状态 $order_domain_info_save ->order_status = $order_status ; $order_domain_info_save ->operation_time = time(); $order_domain_info_save ->update(); } //提交事务 $db ->commit(); printf( '### succ order_id' . $order_info [ 'id' ] . ' ###' ); } catch (\Exception $e ) { //回滚事务 $db ->rollback(); $order_status = 2; //操作失败 $order_domain_info_save ->order_status = $order_status ; $order_domain_info_save ->operation_time = time(); $order_domain_info_save ->update(); printf( ' error ' . $e ->getMessage() . ' ' ); //异常,发送通知 Log::error( $e ->getMessage()); $redis ->hSet( 'order_domain_retry' , 'domain_retry_' . $order_info [ 'id' ], json_encode( $order_info )); } |
Redis常用队列方法:
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//队列第一个 =>出列 $Redis ->lPop( $key ); //入到 =>队列最后 $Redis ->rPush( $key ); //队列最后一个 =>出列 $Redis ->rPop( $key ); //入到 =>队列第一个 $Redis ->rPop( $key ); //返回整个列表的值,不出列 $redis ->lRange( $key ,0,-1); |
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原文链接:https://blog.csdn.net/qq_41049126/article/details/89355966