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

        
         
           
           
             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

        
         
           
           
             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

        
         
           
           
             # coding: utf-8

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 = __import__('os').getenv("CLOUD_SDK_AK")
    sk = __import__('os').getenv("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

        
         
           
           
             # coding: utf-8

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 = __import__('os').getenv("CLOUD_SDK_AK")
    sk = __import__('os').getenv("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

        
         
           
           
             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

        
         
           
           
             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)
    }
}

            

          

        
       