Merge pull request #87 from volcengine/release_v2.7.24

v2.7.24

Author: zyBaosu

CHANGELOG.md

@@ -1,4 +1,7 @@
 # ChangeLog of TOS SDK for Go
+## 版本号 v2.7.24 日期：2025-10-04
+- 优化自定义签名时间和 header 特性
+
 ## 版本号 v2.7.23 日期：2025-09-26
 - 支持 GenericInput 设置自定义签名时间和 header
 

tos/consts.go

@@ -7,7 +7,7 @@ import (
 
 const (
 	// Version tos-go-sdk version
-	Version = "v2.7.23"
+	Version = "v2.7.24"
 )
 
 const TempFileSuffix = ".temp"

tos/sign_v4.go

@@ -229,11 +229,11 @@ func (sv *SignV4) doSign(method, path, contentSha256 string, header, query KVs,
 func (sv *SignV4) SignHeader(req *Request) http.Header {
 	signed := make(http.Header, 4)
 	now := sv.now()
-	date := now.Format(iso8601Layout)
-	contentSha256 := req.Header.Get(v4ContentSHA256)
 	if !req.RequestDate.IsZero() {
-		date = req.RequestDate.Format(iso8601Layout)
+		now = req.RequestDate
 	}
+	date := now.Format(iso8601Layout)
+	contentSha256 := req.Header.Get(v4ContentSHA256)
 
 	host := req.Host
 	if req.RequestHost != "" {