Merge pull request #92 from volcengine/release_v2.9.1

release_v2.9.1

Author: zyBaosu

CHANGELOG.md

@@ -1,4 +1,8 @@
 # ChangeLog of TOS SDK for Go
+## 版本号 v2.9.1 日期：2026-02-25
+- 新增 object set 相关接口
+- 计算签名时移除对 date 字段的依赖
+
 ## 版本号 v2.9.0 日期：2025-12-10
 - 默认开启 DNS 缓存
 - PreSignedURLInput 支持签名输入 header

tos/check.go

@@ -125,3 +125,27 @@ func isValidSSECAlgorithm(algorithm string) error {
 	}
 	return InvalidSSECAlgorithm
 }
+
+func IsValidVectorsBucketName(name string) error {
+	if length := len(name); length < 3 || length > 32 {
+		return InvalidVectorsBucketNameLength
+	}
+	for i := range name {
+		if char := name[i]; !(('a' <= char && char <= 'z') || ('0' <= char && char <= '9') || char == '-') {
+			return InvalidVectorsBucketNameCharacter
+		}
+	}
+	if name[0] == '-' || name[len(name)-1] == '-' {
+		return InvalidBucketNameStartingOrEnding
+	}
+	return nil
+}
+
+func IsValidAccountID(accountID string) error {
+	for i := range accountID {
+		if char := accountID[i]; !('0' <= char && char <= '9') {
+			return InvalidAccountID
+		}
+	}
+	return nil
+}

tos/consts.go

@@ -7,7 +7,7 @@ import (
 
 const (
 	// Version tos-go-sdk version
-	Version = "v2.9.0"
+	Version = "v2.9.1"
 )
 
 const TempFileSuffix = ".temp"
@@ -197,3 +197,5 @@ const (
 	HeaderTosModifyTimestamp           = "X-Tos-Modify-Timestamp"
 	HeaderTosModifyTimestampNs         = "X-Tos-Modify-Timestamp-Ns"
 )
+
+const VectorServiceName = "tosvectors"

tos/enum/enum.go

@@ -317,6 +317,19 @@ const (
 	NetworkOriginInternet NetworkOriginType = "internet"
 )
 
+type DataType string
+
+const (
+	DataTypeFloat32 DataType = "float32"
+)
+
+type DistanceMetricType string
+
+const (
+	DistanceMetricEuclidean DistanceMetricType = "euclidean"
+	DistanceMetricCosine   DistanceMetricType = "cosine"
+)
+
 type AuthProtocolType string
 
 const (

tos/error.go

@@ -45,6 +45,10 @@ var (
 	InvalidCompleteAllPartsLength     = newTosClientError("Should not specify both complete all and Parts", nil)
 	InvalidPartsLength                = newTosClientError("You must specify at least one part", nil)
 	InvlidDeleteMultiObjectsLength    = newTosClientError("You must specify at least one object", nil)
+	InvalidVectorsBucketNameLength    = newTosClientError("invalid vectors bucket name, the length must be [3, 32]", nil)
+	InvalidVectorsBucketNameCharacter = newTosClientError("invalid vectors bucket name, the character set is illegal", nil)
+	InvalidVectorsBucketNameStartingOrEnding = newTosClientError("invalid vectors bucket name, the vectors bucket name can be neither starting with '-' nor ending with '-'", nil)
+	InvalidAccountID = newTosClientError("invalid account id, the account id must be a number", nil)
 )
 
 type TosError struct {