diff --git a/common/db/redisproxy/redis.go b/common/db/redisproxy/redis.go
index 1d19bfb..63359dd 100644
--- a/common/db/redisproxy/redis.go
+++ b/common/db/redisproxy/redis.go
@@ -36,6 +36,29 @@ func redisCommand(command string, args ...interface{}) (reply interface{}, err e
 	return conn.Do(command , args...)
 }
 
+
+func ExpireKey(key interface{}, ttl interface{}) (reply interface{}, err error) {
+	return redisCommand("expire", key, ttl)
+}
+
+//redis 管道操作
+func PipLine(f func(conn redis.Conn))  {
+	conn := RedisPool.Get()
+	defer conn.Close()
+	f(conn)
+}
+
+func PipLineTest()  {
+	PipLine(func(c redis.Conn) {
+		c.Send("SET", "foo", "bar")
+		c.Send("GET", "foo")
+		c.Flush()
+		//receive一次只从结果中拿出一个send的命令进行处理
+		c.Receive()        // reply from SET
+		_, _ = c.Receive() // reply from GET
+	})
+}
+
 func SETNX(args ...interface{}) (reply interface{}, err error) {
 	return redisCommand("SETNX", args...)
 }
--
libgit2 0.21.2