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Querying the CDN Information of a Bucket

Updated on 2024-09-12 GMT+08:00

Function

This API is used to query the CDN information of a bucket.

Calling Method

For details, see Calling APIs.

URI

POST /v2/{project_id}/objectstorage/buckets/cdn-info

Table 1 Path parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

The project ID.

Minimum length: 1 character

Maximum length: 1,024 characters

Request

Table 2 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

The IAM token authentication. Ensure that the project ID contained in the token matches the project ID in the request URI.

Minimum length: 1 character

Maximum length: 16,384 characters

Table 3 Request body parameters

Parameter

Mandatory

Type

Description

ak

Yes

String

The AK for accessing the source bucket. This parameter is mandatory when task_type is not url_list.

Minimum length: 0 characters

Maximum length: 100 characters

sk

Yes

String

The SK for accessing the destination bucket. This parameter is mandatory when task_type is not url_list.

Minimum length: 0 characters

Maximum length: 100 characters

cloud_type

Yes

String

The cloud service provider. The value can be AWS, Aliyun, Qiniu, QingCloud, Tencent, Baidu, KingsoftCloud, Azure, UCloud, HuaweiCloud, URLSource, or HEC.

Minimum length: 0 characters

Maximum length: 100 characters

region

Yes

String

The region.

Minimum length: 0 characters

Maximum length: 100 characters

app_id

No

String

This parameter is mandatory when cloud_type is Tencent.

Minimum length: 0 characters

Maximum length: 255 characters

bucket

Yes

String

The bucket name.

Minimum length: 0 characters

Maximum length: 100 characters

prefix

No

PrefixKeyInfo object

The prefix.

source_cdn

Yes

SourceCdnReq object

Indicates whether migration from CDN is enabled. If this field is contained, migration from CDN is supported. Otherwise, it is not supported. If migration from CDN is enabled, the source objects to be migrated are obtained from the specified CDN domain name during migration.

Table 4 PrefixKeyInfo field description

Parameter

Mandatory

Type

Description

keys

Yes

Array of strings

The object names.

Minimum length: 0 characters

Maximum length: 2,048 characters

Array length: 0 to 100

Table 5 SourceCdnReq field description

Parameter

Mandatory

Type

Description

authentication_key

No

String

The CDN authentication key. If the CDN authentication is required, this parameter is mandatory.

If no authorization is required, do not set this parameter. Qiniu: You do not need to set this parameter. Aliyun: Set this parameter based on the value of authentication_type. KingsoftCloud: You do not need to set this parameter.

Minimum length: 0 characters

Maximum length: 255 characters

authentication_type

Yes

String

The authentication type.

Default value: NONE

The value can be:

  • NONE

  • QINIU_PRIVATE_AUTHENTICATION

  • ALIYUN_OSS_A

  • ALIYUN_OSS_B

  • ALIYUN_OSS_C

  • KSYUN_PRIVATE_AUTHENTICATION

  • AZURE_SAS_TOKEN

  • TENCENT_COS_A

  • TENCENT_COS_B

  • TENCENT_COS_C

  • TENCENT_COS_D

domain

Yes

String

The domain name from which to obtain objects to be migrated.

Minimum length: 0 characters

Maximum length: 1,024 characters

protocol

Yes

String

The protocol type.

The value can be:

  • http

  • https

Response

Status code: 200

Table 6 Response body parameters

Parameter

Type

Description

is_same_cloud_type

Boolean

Whether the CDN is provided by the source cloud vendor.

is_download_available

Boolean

Whether source data can be downloaded from the CDN.

checked_keys

Array of CheckedKey objects

Returned array of checked objects

Array length: 0 to 1,000

Table 7 CheckedKey

Parameter

Type

Description

key

String

The object name.

Minimum length: 0 characters

Maximum length: 2,048 characters

is_etag_matching

Boolean

Whether the etag is matched.

is_object_existing

Boolean

Whether the object is found.

Status code: 400

Table 8 Response body parameters

Parameter

Type

Description

error_msg

String

The error message.

error_code

String

The error code.

Example Request

This example queries the CDN information of the xxx bucket using the xcsad key in ALIYUN_OSS_B authentication type.

POST https://{endpoint}/v2/{project_id}/objectstorage/buckets/cdn-info

{
  "ak" : "xxx",
  "sk" : "xxx",
  "cloud_type" : "Aliyun",
  "region" : "cn-hangzhou",
  "bucket" : "xxx",
  "source_cdn" : {
    "protocol" : "https",
    "domain" : "xxx",
    "authentication_type" : "ALIYUN_OSS_B",
    "authentication_key" : "xcsad"
  }
}

Example Response

Status code: 200

The CDN information was returned.

{
  "is_same_cloud_type" : false,
  "is_download_available" : false,
  "checked_keys" : [ {
    "key" : "xxx",
    "is_etag_matching" : false,
    "is_object_existing" : false
  }, {
    "key" : "yyy",
    "is_etag_matching" : false,
    "is_object_existing" : false
  }, {
    "key" : "ccc",
    "is_etag_matching" : false,
    "is_object_existing" : false
  }, {
    "key" : "bbb",
    "is_etag_matching" : false,
    "is_object_existing" : false
  }, {
    "key" : "nnnn",
    "is_etag_matching" : false,
    "is_object_existing" : false
  } ]
}

SDK Sample Code

The sample code is as follows:

This example queries the CDN information of the xxx bucket using the xcsad key in ALIYUN_OSS_B authentication type.

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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.oms.v2.region.OmsRegion;
import com.huaweicloud.sdk.oms.v2.*;
import com.huaweicloud.sdk.oms.v2.model.*;


public class ShowCdnInfoSolution {

    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);

        OmsClient client = OmsClient.newBuilder()
                .withCredential(auth)
                .withRegion(OmsRegion.valueOf("<YOUR REGION>"))
                .build();
        ShowCdnInfoRequest request = new ShowCdnInfoRequest();
        ShowCdnInfoReq body = new ShowCdnInfoReq();
        SourceCdnReq sourceCdnbody = new SourceCdnReq();
        sourceCdnbody.withAuthenticationKey("xcsad")
            .withAuthenticationType(SourceCdnReq.AuthenticationTypeEnum.fromValue("ALIYUN_OSS_B"))
            .withDomain("xxx")
            .withProtocol(SourceCdnReq.ProtocolEnum.fromValue("https"));
        body.withSourceCdn(sourceCdnbody);
        body.withBucket("xxx");
        body.withRegion("cn-hangzhou");
        body.withCloudType("Aliyun");
        body.withSk("xxx");
        body.withAk("xxx");
        request.withBody(body);
        try {
            ShowCdnInfoResponse response = client.showCdnInfo(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());
        }
    }
}

This example queries the CDN information of the xxx bucket using the xcsad key in ALIYUN_OSS_B authentication type.

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# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkoms.v2.region.oms_region import OmsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkoms.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"]

    credentials = BasicCredentials(ak, sk)

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

    try:
        request = ShowCdnInfoRequest()
        sourceCdnbody = SourceCdnReq(
            authentication_key="xcsad",
            authentication_type="ALIYUN_OSS_B",
            domain="xxx",
            protocol="https"
        )
        request.body = ShowCdnInfoReq(
            source_cdn=sourceCdnbody,
            bucket="xxx",
            region="cn-hangzhou",
            cloud_type="Aliyun",
            sk="xxx",
            ak="xxx"
        )
        response = client.show_cdn_info(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

This example queries the CDN information of the xxx bucket using the xcsad key in ALIYUN_OSS_B authentication type.

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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    oms "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/oms/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/oms/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/oms/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")

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

    client := oms.NewOmsClient(
        oms.OmsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ShowCdnInfoRequest{}
	authenticationKeySourceCdn:= "xcsad"
	sourceCdnbody := &model.SourceCdnReq{
		AuthenticationKey: &authenticationKeySourceCdn,
		AuthenticationType: model.GetSourceCdnReqAuthenticationTypeEnum().ALIYUN_OSS_B,
		Domain: "xxx",
		Protocol: model.GetSourceCdnReqProtocolEnum().HTTPS,
	}
	request.Body = &model.ShowCdnInfoReq{
		SourceCdn: sourceCdnbody,
		Bucket: "xxx",
		Region: "cn-hangzhou",
		CloudType: "Aliyun",
		Sk: "xxx",
		Ak: "xxx",
	}
	response, err := client.ShowCdnInfo(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

For more SDK sample code of programming languages, visit API Explorer and click the Sample Code tab. Example code can be automatically generated.

This example queries the CDN information of the xxx bucket using the xcsad key in ALIYUN_OSS_B authentication type.

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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.oms.v2.region.OmsRegion;
import com.huaweicloud.sdk.oms.v2.*;
import com.huaweicloud.sdk.oms.v2.model.*;


public class ShowCdnInfoSolution {

    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);

        OmsClient client = OmsClient.newBuilder()
                .withCredential(auth)
                .withRegion(OmsRegion.valueOf("<YOUR REGION>"))
                .build();
        ShowCdnInfoRequest request = new ShowCdnInfoRequest();
        ShowCdnInfoReq body = new ShowCdnInfoReq();
        SourceCdnReq sourceCdnbody = new SourceCdnReq();
        sourceCdnbody.withAuthenticationKey("xcsad")
            .withAuthenticationType(SourceCdnReq.AuthenticationTypeEnum.fromValue("ALIYUN_OSS_B"))
            .withDomain("xxx")
            .withProtocol(SourceCdnReq.ProtocolEnum.fromValue("https"));
        body.withSourceCdn(sourceCdnbody);
        body.withBucket("xxx");
        body.withRegion("cn-hangzhou");
        body.withCloudType("Aliyun");
        body.withSk("xxx");
        body.withAk("xxx");
        request.withBody(body);
        try {
            ShowCdnInfoResponse response = client.showCdnInfo(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());
        }
    }
}

This example queries the CDN information of the xxx bucket using the xcsad key in ALIYUN_OSS_B authentication type.

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# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkoms.v2.region.oms_region import OmsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkoms.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"]

    credentials = BasicCredentials(ak, sk)

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

    try:
        request = ShowCdnInfoRequest()
        sourceCdnbody = SourceCdnReq(
            authentication_key="xcsad",
            authentication_type="ALIYUN_OSS_B",
            domain="xxx",
            protocol="https"
        )
        request.body = ShowCdnInfoReq(
            source_cdn=sourceCdnbody,
            bucket="xxx",
            region="cn-hangzhou",
            cloud_type="Aliyun",
            sk="xxx",
            ak="xxx"
        )
        response = client.show_cdn_info(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

This example queries the CDN information of the xxx bucket using the xcsad key in ALIYUN_OSS_B authentication type.

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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    oms "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/oms/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/oms/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/oms/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")

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

    client := oms.NewOmsClient(
        oms.OmsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ShowCdnInfoRequest{}
	authenticationKeySourceCdn:= "xcsad"
	sourceCdnbody := &model.SourceCdnReq{
		AuthenticationKey: &authenticationKeySourceCdn,
		AuthenticationType: model.GetSourceCdnReqAuthenticationTypeEnum().ALIYUN_OSS_B,
		Domain: "xxx",
		Protocol: model.GetSourceCdnReqProtocolEnum().HTTPS,
	}
	request.Body = &model.ShowCdnInfoReq{
		SourceCdn: sourceCdnbody,
		Bucket: "xxx",
		Region: "cn-hangzhou",
		CloudType: "Aliyun",
		Sk: "xxx",
		Ak: "xxx",
	}
	response, err := client.ShowCdnInfo(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

For more SDK sample code of programming languages, visit API Explorer and click the Sample Code tab. Example code can be automatically generated.

Status Codes

Status Code

Description

200

The CDN information was returned.

400

Standard error response.

Error Codes

For details, see Error Codes.

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