func (s *BucketService) PutLifecycle(ctx context.Context, opt *BucketPutLifecycleOptions) (*Response, error)

package main

import (
    "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.
        },
    })
    lc := &cos.BucketPutLifecycleOptions{
        Rules: []cos.BucketLifecycleRule{
            {
                ID:     "1234",
                Filter: &cos.BucketLifecycleFilter{Prefix: "test"},
                Status: "Enabled",
                Transition: []cos.BucketLifecycleTransition{
                    {
                        Days:         10,
                        StorageClass: "Standard",
                    },
                },
            },
            {
                ID:     "123422",
                Filter: &cos.BucketLifecycleFilter{Prefix: "gg"},
                Status: "Disabled",
                Expiration: &cos.BucketLifecycleExpiration{
                    Days: 10,
                },
            },
        },
    }
    _, err := client.Bucket.PutLifecycle(context.Background(), lc)
    if err != nil{
        panic(err)
    }
}

type BucketPutLifecycleOptions struct {
    XMLName                xml.Name
    Rules   []BucketLifecycleRule
}
type BucketLifecycleRule struct {
    ID                             string
    Status                         string
    Filter                         *BucketLifecycleFilter
    Transition                     []BucketLifecycleTransition
    Expiration                     *BucketLifecycleExpiration
    AbortIncompleteMultipartUpload *BucketLifecycleAbortIncompleteMultipartUpload
    NoncurrentVersionTransition    []BucketLifecycleNoncurrentVersion
    NoncurrentVersionExpiration    *BucketLifecycleNoncurrentVersion
}
type BucketLifecycleFilter struct {
    Prefix     string
    Tag    *BucketTaggingTag
    And    *BucketLifecycleAndOperator
}
type BucketLifecycleTransition struct {
    Date         string 
    Days         int    
    StorageClass   string
}
type BucketLifecycleExpiration struct {
    Date                      string
    Days                      int
    ExpiredObjectDeleteMarker bool
}
type BucketLifecycleNoncurrentVersion struct {
    NoncurrentDays int
    StorageClass   string
}
type BucketLifecycleAbortIncompleteMultipartUpload struct {
    DaysAfterInitiation int 
}

func (s *BucketService) GetLifecycle(ctx context.Context) (*BucketGetLifecycleResult, *Response, error)

package main

import (
    "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.
        },
    })
    _, _, err := client.Bucket.GetLifecycle(context.Background())
    if err != nil{
        panic(err)
    }
}

type BucketLifecycleRule struct {
    ID                             string
    Status                         string
    Filter                         *BucketLifecycleFilter
    Transition                     *BucketLifecycleTransition
    Expiration                     *BucketLifecycleExpiration
    AbortIncompleteMultipartUpload  *BucketLifecycleAbortIncompleteMultipartUpload 
}
type BucketLifecycleFilter struct {
    Prefix       string 
}
type BucketLifecycleTransition struct {
    Date         string 
    Days         int    
    StorageClass   string
}
type BucketLifecycleExpiration struct {
    Date string 
    Days int    
}
type BucketLifecycleAbortIncompleteMultipartUpload struct {
    DaysAfterInitiation string 
}

func (s *BucketService) DeleteLifecycle(ctx context.Context) (*Response, error)

package main

import (
    "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.
        },
    })
    _, err := client.Bucket.DeleteLifecycle(context.Background())
    if err != nil{
        panic(err)
    }
}