API | Operation | Description |
Tagging an object | Tags an uploaded object. | |
Querying object tags | Queries all tags of an object. | |
Deleting object tags | Deletes all tags of an object. |
func (s *ObjectService) PutTagging(ctx context.Context, name string, opt *ObjectPutTaggingOptions, id ...string) (*Response, error)
package mainimport ("context""github.com/tencentyun/cos-go-sdk-v5""net/http""net/url""os""strings")func main(){// Bucket name in the format of `BucketName-APPID` (`APPID` is required), which can be viewed in the COS console at https://console.tencentcloud.com/cos5/bucket.// Replace it with your region, which can be viewed in the COS console at https://console.tencentcloud.com/. For more information about regions, visit https://www.tencentcloud.com/document/product/436/6224.u, _ := url.Parse("https://examplebucket-1250000000.cos.ap-guangzhou.myqcloud.com")b := &cos.BaseURL{BucketURL: u}client := cos.NewClient(b, &http.Client{Transport: &cos.AuthorizationTransport{// Get the key from environment variables// Environment variable `SECRETID` refers to the user's `SecretId`, which can be viewed in the CAM console at https://console.tencentcloud.com/cam/capi.SecretID: os.Getenv("SECRETID"), // User `SecretId`. We recommend you use a sub-account key and follow the principle of least privilege to reduce risks. For information about how to obtain a sub-account key, visit https://www.tencentcloud.com/document/product/598/37140?from_cn_redirect=1.// Environment variable `SECRETKEY` refers to the user's `SecretKey`, which can be viewed in the CAM console at https://console.tencentcloud.com/cam/capi.SecretKey: os.Getenv("SECRETKEY"), // User `SecretKey`. We recommend you use a sub-account key and follow the principle of least privilege to reduce risks. For information about how to obtain a sub-account key, visit https://www.tencentcloud.com/document/product/598/37140?from_cn_redirect=1.},})// Sample 1. Use PutTagging to tag in-cloud objectsopt := &cos.ObjectPutTaggingOptions{TagSet: []cos.ObjectTaggingTag{{Key: "test_k2",Value: "test_v2",},{Key: "test_k3",Value: "test_v3",},},}name := "example"_, err := client.Object.PutTagging(context.Background(), name, opt)if err != nil{//ERROR}// Sample 2. Tag an object when it is uploadedname = "test/example"f := strings.NewReader("test")popt := &cos.ObjectPutOptions{ObjectPutHeaderOptions: &cos.ObjectPutHeaderOptions{XOptionHeader: &http.Header{},},}popt.XOptionHeader.Add("x-cos-tagging", "Key1=Value1&Key2=Value2")_, err = client.Object.Put(context.Background(), name, f, popt)}
type ObjectPutTaggingOptions struct {TagSet []ObjectTaggingTag}type BucketTaggingTag struct {Key stringValue string}
Parameter | Description | Type | Required |
name | Object key, the unique identifier of an object in a bucket. For example, if the object endpoint is examplebucket-1250000000.cos.ap-guangzhou.myqcloud.com/doc/pic.jpg , its object key is doc/pic.jpg | String | Yes |
TagSet | A set of up to 10 tags | Array | Yes |
Key | Tag key. A tag key must not exceed 128 characters and can contain English letters, numbers, spaces, plus signs, minus signs, underscores, equals signs, dots, colons, and slashes. | String | Yes |
Value | Tag value. A tag value must not exceed 256 characters and can contain English letters, numbers, spaces, plus signs, minus signs, underscores, equals signs, dots, colons, and slashes. | String | Yes |
func (s *ObjectService) GetTagging(ctx context.Context, name string, id ...string) (*ObjectGetTaggingResult, *Response, error)
package mainimport ("context""fmt""github.com/tencentyun/cos-go-sdk-v5""net/http""net/url""os")func main(){// Bucket name in the format of `BucketName-APPID` (`APPID` is required), which can be viewed in the COS console at https://console.tencentcloud.com/cos5/bucket.// Replace it with your region, which can be viewed in the COS console at https://console.tencentcloud.com/. For more information about regions, visit https://www.tencentcloud.com/document/product/436/6224.u, _ := url.Parse("https://examplebucket-1250000000.cos.ap-guangzhou.myqcloud.com")b := &cos.BaseURL{BucketURL: u}client := cos.NewClient(b, &http.Client{Transport: &cos.AuthorizationTransport{// Get the key from environment variables// Environment variable `SECRETID` refers to the user's `SecretId`, which can be viewed in the CAM console at https://console.tencentcloud.com/cam/capi.SecretID: os.Getenv("SECRETID"), // User `SecretId`. We recommend you use a sub-account key and follow the principle of least privilege to reduce risks. For information about how to obtain a sub-account key, visit https://www.tencentcloud.com/document/product/598/37140?from_cn_redirect=1.// Environment variable `SECRETKEY` refers to the user's `SecretKey`, which can be viewed in the CAM console at https://console.tencentcloud.com/cam/capi.SecretKey: os.Getenv("SECRETKEY"), // User `SecretKey`. We recommend you use a sub-account key and follow the principle of least privilege to reduce risks. For information about how to obtain a sub-account key, visit https://www.tencentcloud.com/document/product/598/37140?from_cn_redirect=1.},})name := "example"res, _, err := client.Object.GetTagging(context.Background(), name)if err != nil{//ERROR}fmt.Println(res)}
type ObjectGetTaggingResult struct {TagSet []ObjectTaggingTag}type BucketTaggingTag struct {Key stringValue string}
Parameter | Description | Type |
TagSet | A set of up to 10 tags | Array |
Key | Tag key. A tag key must not exceed 128 characters and can contain English letters, numbers, spaces, plus signs, minus signs, underscores, equals signs, dots, colons, and slashes. | String |
Value | Tag value. A tag value must not exceed 256 characters and can contain English letters, numbers, spaces, plus signs, minus signs, underscores, equals signs, dots, colons, and slashes. | String |
func (s *ObjectService) DeleteTagging(ctx context.Context, name string, id ...string) (*Response, error)
package mainimport ("context""github.com/tencentyun/cos-go-sdk-v5""net/http""net/url""os")func main(){// Bucket name in the format of `BucketName-APPID` (`APPID` is required), which can be viewed in the COS console at https://console.tencentcloud.com/cos5/bucket.// Replace it with your region, which can be viewed in the COS console at https://console.tencentcloud.com/. For more information about regions, visit https://www.tencentcloud.com/document/product/436/6224.u, _ := url.Parse("https://examplebucket-1250000000.cos.ap-guangzhou.myqcloud.com")b := &cos.BaseURL{BucketURL: u}client := cos.NewClient(b, &http.Client{Transport: &cos.AuthorizationTransport{// Get the key from environment variables// Environment variable `SECRETID` refers to the user's `SecretId`, which can be viewed in the CAM console at https://console.tencentcloud.com/cam/capi.SecretID: os.Getenv("SECRETID"), // User `SecretId`. We recommend you use a sub-account key and follow the principle of least privilege to reduce risks. For information about how to obtain a sub-account key, visit https://www.tencentcloud.com/document/product/598/37140?from_cn_redirect=1.// Environment variable `SECRETKEY` refers to the user's `SecretKey`, which can be viewed in the CAM console at https://console.tencentcloud.com/cam/capi.SecretKey: os.Getenv("SECRETKEY"), // User `SecretKey`. We recommend you use a sub-account key and follow the principle of least privilege to reduce risks. For information about how to obtain a sub-account key, visit https://www.tencentcloud.com/document/product/598/37140?from_cn_redirect=1.},})name := "example"_, err := client.Object.DeleteTagging(context.Background(), name)if err != nil{//ERROR}}
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