Updated on 2024-07-05 GMT+08:00

Batch Deleting Instances

Function

This API is used to delete instances in batches. Data in the instances will be deleted without any backup. Exercise caution when performing this operation.

Calling Method

For details, see Calling APIs.

URI

POST /v2/{project_id}/instances/action

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID. For details, see Obtaining a Project ID.

Request Parameters

Table 2 Request body parameters

Parameter

Mandatory

Type

Description

instances

No

Array of strings

List of instance IDs.

action

Yes

String

Operation to be performed on instances. Value: delete.

all_failure

No

String

When set to reliability, this parameter indicates that all RocketMQ instances that fail to be created will be deleted.

Response Parameters

Status code: 200

Table 3 Response body parameters

Parameter

Type

Description

results

Array of results objects

Result of instance modification.

Table 4 results

Parameter

Type

Description

result

String

Operation result.

instance

String

Instance ID.

Example Requests

  • Batch deleting RocketMQ instances

    POST https://{endpoint}/v2/{project_id}/instances/action
    
    {
      "action" : "delete",
      "instances" : [ "54602a9d-5e22-4239-9123-77e350df4a34", "7166cdea-dbad-4d79-9610-7163e6f8b640" ]
    }
  • Deleting all RocketMQ instances that fail to be created

    POST https://{endpoint}/v2/{project_id}/instances/action
    
    {
      "action" : "delete",
      "all_failure" : "reliability"
    }

Example Responses

Status code: 200

Instances deleted.

{
  "results" : [ {
    "result" : "success",
    "instance" : "019cacb7-4ff0-4d3c-9f33-f5f7b7fdc0e6"
  } ]
}

SDK Sample Code

The SDK sample code is as follows.

  • Batch deleting RocketMQ instances

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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.rocketmq.v2.region.RocketMQRegion;
    import com.huaweicloud.sdk.rocketmq.v2.*;
    import com.huaweicloud.sdk.rocketmq.v2.model.*;
    
    import java.util.List;
    import java.util.ArrayList;
    
    public class BatchDeleteInstancesSolution {
    
        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);
    
            RocketMQClient client = RocketMQClient.newBuilder()
                    .withCredential(auth)
                    .withRegion(RocketMQRegion.valueOf("<YOUR REGION>"))
                    .build();
            BatchDeleteInstancesRequest request = new BatchDeleteInstancesRequest();
            BatchDeleteInstanceReq body = new BatchDeleteInstanceReq();
            List<String> listbodyInstances = new ArrayList<>();
            listbodyInstances.add("54602a9d-5e22-4239-9123-77e350df4a34");
            listbodyInstances.add("7166cdea-dbad-4d79-9610-7163e6f8b640");
            body.withAction(BatchDeleteInstanceReq.ActionEnum.fromValue("delete"));
            body.withInstances(listbodyInstances);
            request.withBody(body);
            try {
                BatchDeleteInstancesResponse response = client.batchDeleteInstances(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());
            }
        }
    }
    
  • Deleting all RocketMQ instances that fail to be created

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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.rocketmq.v2.region.RocketMQRegion;
    import com.huaweicloud.sdk.rocketmq.v2.*;
    import com.huaweicloud.sdk.rocketmq.v2.model.*;
    
    
    public class BatchDeleteInstancesSolution {
    
        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);
    
            RocketMQClient client = RocketMQClient.newBuilder()
                    .withCredential(auth)
                    .withRegion(RocketMQRegion.valueOf("<YOUR REGION>"))
                    .build();
            BatchDeleteInstancesRequest request = new BatchDeleteInstancesRequest();
            BatchDeleteInstanceReq body = new BatchDeleteInstanceReq();
            body.withAllFailure(BatchDeleteInstanceReq.AllFailureEnum.fromValue("reliability"));
            body.withAction(BatchDeleteInstanceReq.ActionEnum.fromValue("delete"));
            request.withBody(body);
            try {
                BatchDeleteInstancesResponse response = client.batchDeleteInstances(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());
            }
        }
    }
    
  • Batch deleting RocketMQ instances

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    # coding: utf-8
    
    import os
    from huaweicloudsdkcore.auth.credentials import BasicCredentials
    from huaweicloudsdkrocketmq.v2.region.rocketmq_region import RocketMQRegion
    from huaweicloudsdkcore.exceptions import exceptions
    from huaweicloudsdkrocketmq.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 = RocketMQClient.new_builder() \
            .with_credentials(credentials) \
            .with_region(RocketMQRegion.value_of("<YOUR REGION>")) \
            .build()
    
        try:
            request = BatchDeleteInstancesRequest()
            listInstancesbody = [
                "54602a9d-5e22-4239-9123-77e350df4a34",
                "7166cdea-dbad-4d79-9610-7163e6f8b640"
            ]
            request.body = BatchDeleteInstanceReq(
                action="delete",
                instances=listInstancesbody
            )
            response = client.batch_delete_instances(request)
            print(response)
        except exceptions.ClientRequestException as e:
            print(e.status_code)
            print(e.request_id)
            print(e.error_code)
            print(e.error_msg)
    
  • Deleting all RocketMQ instances that fail to be created

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    # coding: utf-8
    
    import os
    from huaweicloudsdkcore.auth.credentials import BasicCredentials
    from huaweicloudsdkrocketmq.v2.region.rocketmq_region import RocketMQRegion
    from huaweicloudsdkcore.exceptions import exceptions
    from huaweicloudsdkrocketmq.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 = RocketMQClient.new_builder() \
            .with_credentials(credentials) \
            .with_region(RocketMQRegion.value_of("<YOUR REGION>")) \
            .build()
    
        try:
            request = BatchDeleteInstancesRequest()
            request.body = BatchDeleteInstanceReq(
                all_failure="reliability",
                action="delete"
            )
            response = client.batch_delete_instances(request)
            print(response)
        except exceptions.ClientRequestException as e:
            print(e.status_code)
            print(e.request_id)
            print(e.error_code)
            print(e.error_msg)
    
  • Batch deleting RocketMQ instances

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    package main
    
    import (
    	"fmt"
    	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
        rocketmq "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2"
    	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2/model"
        region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/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 := rocketmq.NewRocketMQClient(
            rocketmq.RocketMQClientBuilder().
                WithRegion(region.ValueOf("<YOUR REGION>")).
                WithCredential(auth).
                Build())
    
        request := &model.BatchDeleteInstancesRequest{}
    	var listInstancesbody = []string{
            "54602a9d-5e22-4239-9123-77e350df4a34",
    	    "7166cdea-dbad-4d79-9610-7163e6f8b640",
        }
    	request.Body = &model.BatchDeleteInstanceReq{
    		Action: model.GetBatchDeleteInstanceReqActionEnum().DELETE,
    		Instances: &listInstancesbody,
    	}
    	response, err := client.BatchDeleteInstances(request)
    	if err == nil {
            fmt.Printf("%+v\n", response)
        } else {
            fmt.Println(err)
        }
    }
    
  • Deleting all RocketMQ instances that fail to be created

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    package main
    
    import (
    	"fmt"
    	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
        rocketmq "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2"
    	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2/model"
        region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/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 := rocketmq.NewRocketMQClient(
            rocketmq.RocketMQClientBuilder().
                WithRegion(region.ValueOf("<YOUR REGION>")).
                WithCredential(auth).
                Build())
    
        request := &model.BatchDeleteInstancesRequest{}
    	allFailureBatchDeleteInstanceReq:= model.GetBatchDeleteInstanceReqAllFailureEnum().RELIABILITY
    	request.Body = &model.BatchDeleteInstanceReq{
    		AllFailure: &allFailureBatchDeleteInstanceReq,
    		Action: model.GetBatchDeleteInstanceReqActionEnum().DELETE,
    	}
    	response, err := client.BatchDeleteInstances(request)
    	if err == nil {
            fmt.Printf("%+v\n", response)
        } else {
            fmt.Println(err)
        }
    }
    

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

Instances deleted.

204

All RocketMQ instances that fail to be created are deleted successfully.

Error Codes

See Error Codes.