diff --git a/internal/logic/test503logic.go b/internal/logic/test503logic.go
index 4f70217..1008f21 100644
--- a/internal/logic/test503logic.go
+++ b/internal/logic/test503logic.go
@@ -5,6 +5,7 @@ import (
 	httpresult "demo/common"
 	"demo/internal/svc"
 	"demo/internal/types"
+	"math/rand"
 
 	"github.com/zeromicro/go-zero/core/logx"
 )
@@ -24,6 +25,14 @@ func NewTest503Logic(ctx context.Context, svcCtx *svc.ServiceContext) *Test503Lo
 }
 
 func (l *Test503Logic) Test503() (resp *types.Response, err error) {
-	// todo: add your logic here and delete this line
+	// 生成随机数 范围0-2
+	num := rand.Intn(2)
+	if num == 0 {
+		return &types.Response{
+			Success: true,
+			Message: "ok",
+		}, nil
+	}
+
 	return nil, httpresult.ErrorResultDefault("5031")
 }