From e75cfb50c1878055e47c3a4c902db19ee64bb14d Mon Sep 17 00:00:00 2001
From: xc <xc@xyiege.com>
Date: Thu, 23 Oct 2025 14:52:57 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=87=E4=BB=B6=E5=AD=98=E5=9C=A8=E7=9A=84?=
 =?UTF-8?q?=E8=AF=9D=20=E5=85=88=E5=A4=87=E4=BB=BD?=
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---
 scagent/util/fsutil.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/scagent/util/fsutil.go b/scagent/util/fsutil.go
index 16b8800..5695a81 100644
--- a/scagent/util/fsutil.go
+++ b/scagent/util/fsutil.go
@@ -14,6 +14,7 @@ import (
 	"path/filepath"
 	"scagent/config"
 	"strings"
+	"time"
 
 	"github.com/schollz/progressbar/v3"
 	"go.uber.org/zap"
@@ -287,6 +288,17 @@ func DecompressZip(zpFname string, dirpath string) error {
 			os.MkdirAll(filePath, os.ModePerm)
 			continue
 		}
+		// 文件存在先备份再覆盖
+		if _, err := os.Stat(filePath); err == nil {
+			// 当前时间
+			currentTime := time.Now().Format("20060102_150405")
+			// 备份文件
+			backupPath := filePath + currentTime + "_bak"
+			if err := os.Rename(filePath, backupPath); err != nil {
+				return fmt.Errorf("failed to backup file (%v)", err)
+			}
+			continue
+		}
 		// 父文件夹开始创建目录
 		if err := os.MkdirAll(filepath.Dir(filePath), os.ModePerm); err != nil {
 			return fmt.Errorf("failed to make directory (%v)", err)