redis键过期通知

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3. Redis键过期通知

   <?php
   class PublishMsg
   {
       public function index()
       {
           $redis = new Redis();
           $redis->connect("192.168.1.163", "6379");
           $redis->setOption(Redis::OPT_READ_TIMEOUT, -1);
           $redis->subscribe(["__keyevent@0__:expired"], [$this, "getMsg"]);
       }
   
       public function getMsg($redis, $channel, $msg)
       {
           $chapter_key = $msg;
           $chapter_info = explode(':', $chapter_key);
           if (count($chapter_info) != 2 || $chapter_info[0] != 'xxx' || !is_numeric($chapter_info[1])) {
               return false;
           }
           echo $msg;
           echo "\n";
           return true;
       }
   }
   
   $publish_msg = new PublishMsg();
   $publish_msg->index();