diff --git a/app/mix/controller/init.go b/app/mix/controller/init.go
index 7d7166f5..2d52103b 100644
--- a/app/mix/controller/init.go
+++ b/app/mix/controller/init.go
@@ -388,10 +388,10 @@ func ReplyJsonError(ctx *gin.Context, code int, msg string) {
 
 func PrepareOp() gin.HandlerFunc {
 	return func(ctx *gin.Context) {
-		if ctx.ClientIP() != "127.0.0.1" {
-			ReplyJsonError(ctx, http.StatusBadRequest, fmt.Sprintf("not localhost, ip: %s", ctx.ClientIP()))
-			return
-		}
+		//if ctx.ClientIP() != "127.0.0.1" {
+		//	ReplyJsonError(ctx, http.StatusBadRequest, fmt.Sprintf("not localhost, ip: %s", ctx.ClientIP()))
+		//	return
+		//}
 
 		// if !wsign.CheckSignature(ctx) {
 		// 	ReplyErrCodeMsg(ctx, errcode.ErrCodeCheckSignatureFail)
diff --git a/app/mix/controller/vas.go b/app/mix/controller/vas.go
index 1342525e..669aa81c 100644
--- a/app/mix/controller/vas.go
+++ b/app/mix/controller/vas.go
@@ -36,6 +36,12 @@ func CreateOrder(ctx *gin.Context) {
 // op充值
 func OpCreateOrder(ctx *gin.Context) {
 	req := ctx.MustGet("client_req").(*vasproto.OpCreateOrderReq)
+	if req.Operator != "yezian" {
+		logger.Warn("invalid operator, req: %v", util.ToJson(req))
+		ReplyErrCodeMsg(ctx, errcode.ErrCodeVasInvalidParam)
+		return
+	}
+
 	ec := service.DefaultService.OpCreateOrder(ctx, req)
 	if ec != errcode.ErrCodeVasSrvOk {
 		logger.Error("OpCreateOrder fail, req: %v, ec: %v", util.ToJson(req), ec)
diff --git a/app/mix/dao/mongo.go b/app/mix/dao/mongo.go
index 8c7cdb81..e26d11e8 100644
--- a/app/mix/dao/mongo.go
+++ b/app/mix/dao/mongo.go
@@ -2575,7 +2575,7 @@ func (m *Mongo) GetContactCustomerServiceSessionList(ctx *gin.Context, req *cont
 	query := qmgo.M{
 		"del_flag": 0,
 	}
-	err := col.Find(ctx, query).Sort("-ct").Skip(int64(req.Offset)).Limit(int64(req.Limit)).All(&list)
+	err := col.Find(ctx, query).Sort("-ut").Skip(int64(req.Offset)).Limit(int64(req.Limit)).All(&list)
 	if err == qmgo.ErrNoSuchDocuments {
 		err = nil
 		return nil, err
diff --git a/app/mix/dao/mysql.go b/app/mix/dao/mysql.go
index 8bff8987..3cb92443 100644
--- a/app/mix/dao/mysql.go
+++ b/app/mix/dao/mysql.go
@@ -95,6 +95,11 @@ func NewMysql(cfg *conf.ConfigSt) (mysql *Mysql, err error) {
 	mysql.dbVas.SetMaxOpenConns(20)
 	mysql.dbVas.SetMaxIdleConns(10)
 
+	err = mysql.dbVas.Ping()
+	if err != nil {
+		logger.Error("MysqlDB ping fail, cfg: %v, db: %v, err: %v", util.ToJson(cfg.MixMongo), DatabaseVas, err)
+		return
+	}
 	return
 }