feat:readtimeout

@@ -15,6 +15,7 @@ class RedisCli
             ->withAuth($password)
             ->withDbIndex($dbIndex)
             ->withTimeout($timeout)
+            ->withReadTimeout($timeout)
             ,$num //默认64个连接池
         );
     }
@@ -129,4 +130,18 @@ class RedisCli
         return $res;
     }
 
+    public function psubscribe($channels,callable $onMessage)
+    {
+        $redis = $this->pool->get();
+        try {
+            $res = $redis->psubscribe($channels,function($redis, $pattern, $channel, $message)use($onMessage){
+                call_user_func($onMessage, $pattern, $redis, $channel, $message);
+            });
+        }catch (\RedisException $e) {
+            return false;
+        }
+        $this->pool->put($redis);
+        return $res;
+    }
+
 }
\ No newline at end of file