获取备份文件下载链接
功能介绍
获取指定实例的备份文件下载链接,下载备份文件。
调用方法
请参见如何调用API。
URI
POST /v2/{project_id}/instances/{instance_id}/backups/{backup_id}/links
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
project_id |
是 |
String |
项目ID。获取方法请参见获取项目ID。 |
instance_id |
是 |
String |
实例ID。 |
backup_id |
是 |
String |
备份记录ID。 |
请求参数
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
expiration |
是 |
Integer |
设置URL的有效期,必须在5分钟和24小时之内,单位为秒。 |
响应参数
状态码: 200
参数 |
参数类型 |
描述 |
---|---|---|
file_path |
String |
OBS桶内文件路径。 |
bucket_name |
String |
OBS桶名。 |
links |
Array of LinksItem objects |
备份文件下链接集合,链接数最大为64个。 |
状态码: 400
参数 |
参数类型 |
描述 |
---|---|---|
error_msg |
String |
错误信息。 |
error_code |
String |
错误码。 |
error_ext_msg |
String |
扩展错误信息(暂未使用,赋值为null)。 |
状态码: 500
参数 |
参数类型 |
描述 |
---|---|---|
error_msg |
String |
错误信息。 |
error_code |
String |
错误码。 |
error_ext_msg |
String |
扩展错误信息(暂未使用,赋值为null)。 |
请求示例
获取指定实例的备份文件下载链接,下载备份文件,设置URL有效期为1800秒。
POST https://{dcs_endpoint}/v2/{project_id}/instances/{instance_id}/backups/{backup_id}/links { "expiration" : 1800 }
响应示例
状态码: 200
获取备份文件下载链接成功。
{ "file_path" : "42489641-23c4-4855-bc89-befc85e2b7f7/ddfe5f66-a965-43ff-aec7-f3b489dc071b/", "bucket_name" : "bucket5da9cf3bfabc4cae9023695b934e5e2b", "links" : [ { "file_name" : "redis_192.168.63.250_6379_10923-16383_20190820211816.rdb", "link" : "https://bucket5da9cf3bfabc4cae9023695b934e5e2b.{obs_endpoint}:443/42489641-23c4-4855-bc89-befc85e2b7f7/ddfe5f66-a965-43ff-aec7-f3b489dc071b/redis_192.168.63.250_6379_10923-16383_20190820211816.rdb?AWSAccessKeyId=VD8CEQNG8VMQODUAAM0D&Expires=1566308915&Signature=s3I%2BrLbo%2BFZw%2BUsjVere%2FOQdKEg%3D" } ] }
SDK代码示例
SDK代码示例如下。
获取指定实例的备份文件下载链接,下载备份文件,设置URL有效期为1800秒。
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package com.huaweicloud.sdk.test; import com.huaweicloud.sdk.core.auth.ICredential; import com.huaweicloud.sdk.core.auth.BasicCredentials; import com.huaweicloud.sdk.core.exception.ConnectionException; import com.huaweicloud.sdk.core.exception.RequestTimeoutException; import com.huaweicloud.sdk.core.exception.ServiceResponseException; import com.huaweicloud.sdk.dcs.v2.region.DcsRegion; import com.huaweicloud.sdk.dcs.v2.*; import com.huaweicloud.sdk.dcs.v2.model.*; public class ListBackupFileLinksSolution { public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment String ak = System.getenv("CLOUD_SDK_AK"); String sk = System.getenv("CLOUD_SDK_SK"); String projectId = "{project_id}"; ICredential auth = new BasicCredentials() .withProjectId(projectId) .withAk(ak) .withSk(sk); DcsClient client = DcsClient.newBuilder() .withCredential(auth) .withRegion(DcsRegion.valueOf("<YOUR REGION>")) .build(); ListBackupFileLinksRequest request = new ListBackupFileLinksRequest(); request.withInstanceId("{instance_id}"); request.withBackupId("{backup_id}"); DownloadBackupFilesReq body = new DownloadBackupFilesReq(); body.withExpiration(1800); request.withBody(body); try { ListBackupFileLinksResponse response = client.listBackupFileLinks(request); System.out.println(response.toString()); } catch (ConnectionException e) { e.printStackTrace(); } catch (RequestTimeoutException e) { e.printStackTrace(); } catch (ServiceResponseException e) { e.printStackTrace(); System.out.println(e.getHttpStatusCode()); System.out.println(e.getRequestId()); System.out.println(e.getErrorCode()); System.out.println(e.getErrorMsg()); } } } |
获取指定实例的备份文件下载链接,下载备份文件,设置URL有效期为1800秒。
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# coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkdcs.v2.region.dcs_region import DcsRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkdcs.v2 import * if __name__ == "__main__": # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK"] sk = os.environ["CLOUD_SDK_SK"] projectId = "{project_id}" credentials = BasicCredentials(ak, sk, projectId) client = DcsClient.new_builder() \ .with_credentials(credentials) \ .with_region(DcsRegion.value_of("<YOUR REGION>")) \ .build() try: request = ListBackupFileLinksRequest() request.instance_id = "{instance_id}" request.backup_id = "{backup_id}" request.body = DownloadBackupFilesReq( expiration=1800 ) response = client.list_backup_file_links(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg) |
获取指定实例的备份文件下载链接,下载备份文件,设置URL有效期为1800秒。
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package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" dcs "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dcs/v2/region" ) func main() { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak := os.Getenv("CLOUD_SDK_AK") sk := os.Getenv("CLOUD_SDK_SK") projectId := "{project_id}" auth := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). WithProjectId(projectId). Build() client := dcs.NewDcsClient( dcs.DcsClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.ListBackupFileLinksRequest{} request.InstanceId = "{instance_id}" request.BackupId = "{backup_id}" request.Body = &model.DownloadBackupFilesReq{ Expiration: int32(1800), } response, err := client.ListBackupFileLinks(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } } |
更多编程语言的SDK代码示例,请参见API Explorer的代码示例页签,可生成自动对应的SDK代码示例。
状态码
状态码 |
描述 |
---|---|
200 |
获取备份文件下载链接成功。 |
400 |
非法请求。 |
500 |
内部服务错误。 |
错误码
请参见错误码。