Help Center/ Cloud Trace Service/ API Reference/ V3 APIs (Recommended)/ Other APIs/ Testing Data Transfer to an OBS Bucket
Updated on 2025-12-31 GMT+08:00

Testing Data Transfer to an OBS Bucket

Function

This API is used to check whether data can be transferred to the configured OBS bucket.

Calling Method

For details, see Calling APIs.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

  • If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.
  • If you are using identity policy-based authorization, the following identity policy-based permissions are required.

    Action

    Access Level

    Resource Type (*: required)

    Condition Key

    Alias

    Dependencies

    cts:tracker:list

    List

    -

    -

    -

    obs:bucket:ListAllMyBuckets

URI

POST /v3/{domain_id}/checkbucket

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

domain_id

Yes

String

Account ID. For details, see Obtaining an Account ID and Project ID.

Request Parameters

Table 2 Request body parameters

Parameter

Mandatory

Type

Description

buckets

No

Array of CheckBucketRequest objects

List of OBS buckets to be checked.

Table 3 CheckBucketRequest

Parameter

Mandatory

Type

Description

bucket_name

Yes

String

OBS bucket name. A name contains 3 to 63 characters and must start with a digit or lowercase letter. Only lowercase letters, numbers, hyphens (-), and periods (.) are allowed.

bucket_location

Yes

String

OBS bucket location.

kms_id

No

String

Key ID used for encrypting transferred trace files. This parameter is mandatory when is_support_trace_files_encryption is set to true.

is_support_trace_files_encryption

No

Boolean

Whether trace files are encrypted during transfer to an OBS bucket.

This parameter must be used with kms_id.

Response Parameters

Status code: 200

Table 4 Response body parameters

Parameter

Type

Description

buckets

Array of Bucket objects

Response body for checking the OBS bucket status.

Table 5 Bucket

Parameter

Type

Description

bucket_name

String

OBS bucket name. A name contains 3 to 63 characters and must start with a digit or lowercase letter. Only lowercase letters, numbers, hyphens (-), and periods (.) are allowed.

bucket_location

String

Bucket location.

kms_id

String

Key ID used for transferring and encrypting trace files. This parameter is mandatory when is_support_trace_files_encryption is set to true.

is_support_trace_files_encryption

Boolean

Whether transferred trace files are encrypted.

This parameter must be used with kms_id.

check_bucket_response

CheckBucketResponse object

Check result of the OBS bucket.

Table 6 CheckBucketResponse

Parameter

Type

Description

error_code

String

Error code.

error_message

String

Error message.

response_code

Integer

Returned HTTP status code.

success

Boolean

Whether the transfer is successful.

Status code: 400

Table 7 Response body parameters

Parameter

Type

Description

error_code

String

Error code. Format: CTS.XXX.

error_msg

String

Error message.

Status code: 401

Table 8 Response body parameters

Parameter

Type

Description

error_code

String

Error code. Format: CTS.XXX.

error_msg

String

Error message.

Status code: 403

Table 9 Response body parameters

Parameter

Type

Description

error_code

String

Error code. Format: CTS.XXX.

error_msg

String

Error message.

Status code: 404

Table 10 Response body parameters

Parameter

Type

Description

error_code

String

Error code. Format: CTS.XXX.

error_msg

String

Error message.

Status code: 500

Table 11 Response body parameters

Parameter

Type

Description

error_code

String

Error code. Format: CTS.XXX.

error_msg

String

Error message.

Status code: 503

Table 12 Response body parameters

Parameter

Type

Description

error_code

String

Error code. Format: CTS.XXX.

error_msg

String

Error message.

Example Requests

Example request body for checking the OBS bucket status

POST https://{endpoint}/v3/{domain_id}/checkbucket

{
  "buckets" : [ {
    "bucket_location" : "cn-north-1",
    "bucket_name" : "bucket1",
    "is_support_trace_files_encryption" : false,
    "kms_id" : "1f26f8d8-65d4-436b-bea2-bd0ac1984f71"
  }, {
    "bucket_location" : "cn-north-2",
    "bucket_name" : "bucket2",
    "is_support_trace_files_encryption" : false,
    "kms_id" : "0c1b7d87-5186-411a-86ce-ed3b2ec848c9"
  } ]
}

Example Responses

Status code: 200

Request succeeded.

{
  "buckets" : [ {
    "bucket_location" : "cn-north-1",
    "bucket_name" : "bucket1",
    "check_bucket_response" : {
      "response_code" : 200,
      "success" : true
    },
    "is_support_trace_files_encryption" : false,
    "kms_id" : "1f26f8d8-65d4-436b-bea2-bd0ac1984f71"
  }, {
    "bucket_location" : "cn-north-2",
    "bucket_name" : "bucket2",
    "check_bucket_response" : {
      "error_code" : "OBS.NoSuchBucket",
      "error_message" : "Error message:Request Error.OBS service Error Message.",
      "response_code" : 404,
      "success" : false
    },
    "is_support_trace_files_encryption" : false,
    "kms_id" : "0c1b7d87-5186-411a-86ce-ed3b2ec848c9"
  } ]
}

SDK Sample Code

The SDK sample code is as follows.

Java

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
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.cts.v3.region.CtsRegion;
import com.huaweicloud.sdk.cts.v3.*;
import com.huaweicloud.sdk.cts.v3.model.*;

import java.util.List;
import java.util.ArrayList;

public class CheckObsBucketsSolution {

    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");

        ICredential auth = new BasicCredentials()
                .withAk(ak)
                .withSk(sk);

        CtsClient client = CtsClient.newBuilder()
                .withCredential(auth)
                .withRegion(CtsRegion.valueOf("<YOUR REGION>"))
                .build();
        CheckObsBucketsRequest request = new CheckObsBucketsRequest();
        request.withDomainId("{domain_id}");
        CheckObsBucketsRequestBody body = new CheckObsBucketsRequestBody();
        List<CheckBucketRequest> listbodyBuckets = new ArrayList<>();
        listbodyBuckets.add(
            new CheckBucketRequest()
                .withBucketName("bucket1")
                .withBucketLocation("cn-north-1")
                .withKmsId("1f26f8d8-65d4-436b-bea2-bd0ac1984f71")
                .withIsSupportTraceFilesEncryption(false)
        );
        listbodyBuckets.add(
            new CheckBucketRequest()
                .withBucketName("bucket2")
                .withBucketLocation("cn-north-2")
                .withKmsId("0c1b7d87-5186-411a-86ce-ed3b2ec848c9")
                .withIsSupportTraceFilesEncryption(false)
        );
        body.withBuckets(listbodyBuckets);
        request.withBody(body);
        try {
            CheckObsBucketsResponse response = client.checkObsBuckets(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());
        }
    }
}

Python

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkcts.v3.region.cts_region import CtsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkcts.v3 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"]

    credentials = BasicCredentials(ak, sk)

    client = CtsClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(CtsRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = CheckObsBucketsRequest()
        request.domain_id = "{domain_id}"
        listBucketsbody = [
            CheckBucketRequest(
                bucket_name="bucket1",
                bucket_location="cn-north-1",
                kms_id="1f26f8d8-65d4-436b-bea2-bd0ac1984f71",
                is_support_trace_files_encryption=False
            ),
            CheckBucketRequest(
                bucket_name="bucket2",
                bucket_location="cn-north-2",
                kms_id="0c1b7d87-5186-411a-86ce-ed3b2ec848c9",
                is_support_trace_files_encryption=False
            )
        ]
        request.body = CheckObsBucketsRequestBody(
            buckets=listBucketsbody
        )
        response = client.check_obs_buckets(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

Go

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    cts "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cts/v3"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cts/v3/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/cts/v3/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")

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        Build()

    client := cts.NewCtsClient(
        cts.CtsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.CheckObsBucketsRequest{}
	request.DomainId = "{domain_id}"
	kmsIdBuckets:= "1f26f8d8-65d4-436b-bea2-bd0ac1984f71"
	isSupportTraceFilesEncryptionBuckets:= false
	kmsIdBuckets1:= "0c1b7d87-5186-411a-86ce-ed3b2ec848c9"
	isSupportTraceFilesEncryptionBuckets1:= false
	var listBucketsbody = []model.CheckBucketRequest{
        {
            BucketName: "bucket1",
            BucketLocation: "cn-north-1",
            KmsId: &kmsIdBuckets,
            IsSupportTraceFilesEncryption: &isSupportTraceFilesEncryptionBuckets,
        },
        {
            BucketName: "bucket2",
            BucketLocation: "cn-north-2",
            KmsId: &kmsIdBuckets1,
            IsSupportTraceFilesEncryption: &isSupportTraceFilesEncryptionBuckets1,
        },
    }
	request.Body = &model.CheckObsBucketsRequestBody{
		Buckets: &listBucketsbody,
	}
	response, err := client.CheckObsBuckets(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

More

For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.

Status Codes

Status Code

Description

200

Request succeeded.

400

The server failed to process the request.

401

The request is rejected due to authentication failure.

403

The server understood the request but refused to authorize it.

404

The requested resource does not exist.

500

Failed to complete the request because of an internal service error.

503

The requested service is invalid. The client should not repeat the request without modifications.

Error Codes

See Error Codes.