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Batch Restarting or Deleting Instances

Function

This API is used to restart or delete instances in batches.

When an instance is being restarted, message retrieval and creation requests of the client will be rejected.

Deleting an instance will delete the data in the instance 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 about how to obtain it, 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. The value can be restart or delete.

all_failure

No

String

Value kafka indicates all Kafka instances that fail to be created are to 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.

  • success: The operation succeeded.

  • failed: The operation failed.

instance

String

Instance ID.

Example Requests

  • Restarting instances in batches.

    POST https://{endpoint}/v2/{project_id}/instances/action
    
    {
      "action" : "restart",
      "instances" : [ "54602a9d-5e22-4239-9123-77e350df4a34", "7166cdea-dbad-4d79-9610-7163e6f8b640" ]
    }
  • Deleting instances in batches.

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

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

Example Responses

Status code: 200

The instances are restarted or deleted successfully.

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

SDK Sample Code

The SDK sample code is as follows.

  • Restarting instances in batches.

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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.kafka.v2.region.KafkaRegion;
    import com.huaweicloud.sdk.kafka.v2.*;
    import com.huaweicloud.sdk.kafka.v2.model.*;
    
    import java.util.List;
    import java.util.ArrayList;
    
    public class BatchRestartOrDeleteInstancesSolution {
    
        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);
    
            KafkaClient client = KafkaClient.newBuilder()
                    .withCredential(auth)
                    .withRegion(KafkaRegion.valueOf("<YOUR REGION>"))
                    .build();
            BatchRestartOrDeleteInstancesRequest request = new BatchRestartOrDeleteInstancesRequest();
            BatchRestartOrDeleteInstanceReq body = new BatchRestartOrDeleteInstanceReq();
            List<String> listbodyInstances = new ArrayList<>();
            listbodyInstances.add("54602a9d-5e22-4239-9123-77e350df4a34");
            listbodyInstances.add("7166cdea-dbad-4d79-9610-7163e6f8b640");
            body.withAction(BatchRestartOrDeleteInstanceReq.ActionEnum.fromValue("restart"));
            body.withInstances(listbodyInstances);
            request.withBody(body);
            try {
                BatchRestartOrDeleteInstancesResponse response = client.batchRestartOrDeleteInstances(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 instances in batches.

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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.kafka.v2.region.KafkaRegion;
    import com.huaweicloud.sdk.kafka.v2.*;
    import com.huaweicloud.sdk.kafka.v2.model.*;
    
    import java.util.List;
    import java.util.ArrayList;
    
    public class BatchRestartOrDeleteInstancesSolution {
    
        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);
    
            KafkaClient client = KafkaClient.newBuilder()
                    .withCredential(auth)
                    .withRegion(KafkaRegion.valueOf("<YOUR REGION>"))
                    .build();
            BatchRestartOrDeleteInstancesRequest request = new BatchRestartOrDeleteInstancesRequest();
            BatchRestartOrDeleteInstanceReq body = new BatchRestartOrDeleteInstanceReq();
            List<String> listbodyInstances = new ArrayList<>();
            listbodyInstances.add("54602a9d-5e22-4239-9123-77e350df4a34");
            listbodyInstances.add("7166cdea-dbad-4d79-9610-7163e6f8b640");
            body.withAction(BatchRestartOrDeleteInstanceReq.ActionEnum.fromValue("delete"));
            body.withInstances(listbodyInstances);
            request.withBody(body);
            try {
                BatchRestartOrDeleteInstancesResponse response = client.batchRestartOrDeleteInstances(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 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.kafka.v2.region.KafkaRegion;
    import com.huaweicloud.sdk.kafka.v2.*;
    import com.huaweicloud.sdk.kafka.v2.model.*;
    
    
    public class BatchRestartOrDeleteInstancesSolution {
    
        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);
    
            KafkaClient client = KafkaClient.newBuilder()
                    .withCredential(auth)
                    .withRegion(KafkaRegion.valueOf("<YOUR REGION>"))
                    .build();
            BatchRestartOrDeleteInstancesRequest request = new BatchRestartOrDeleteInstancesRequest();
            BatchRestartOrDeleteInstanceReq body = new BatchRestartOrDeleteInstanceReq();
            body.withAllFailure(BatchRestartOrDeleteInstanceReq.AllFailureEnum.fromValue("kafka"));
            body.withAction(BatchRestartOrDeleteInstanceReq.ActionEnum.fromValue("delete"));
            request.withBody(body);
            try {
                BatchRestartOrDeleteInstancesResponse response = client.batchRestartOrDeleteInstances(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());
            }
        }
    }
    
  • Restarting instances in batches.

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    # coding: utf-8
    
    import os
    from huaweicloudsdkcore.auth.credentials import BasicCredentials
    from huaweicloudsdkkafka.v2.region.kafka_region import KafkaRegion
    from huaweicloudsdkcore.exceptions import exceptions
    from huaweicloudsdkkafka.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 = KafkaClient.new_builder() \
            .with_credentials(credentials) \
            .with_region(KafkaRegion.value_of("<YOUR REGION>")) \
            .build()
    
        try:
            request = BatchRestartOrDeleteInstancesRequest()
            listInstancesbody = [
                "54602a9d-5e22-4239-9123-77e350df4a34",
                "7166cdea-dbad-4d79-9610-7163e6f8b640"
            ]
            request.body = BatchRestartOrDeleteInstanceReq(
                action="restart",
                instances=listInstancesbody
            )
            response = client.batch_restart_or_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 instances in batches.

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    # coding: utf-8
    
    import os
    from huaweicloudsdkcore.auth.credentials import BasicCredentials
    from huaweicloudsdkkafka.v2.region.kafka_region import KafkaRegion
    from huaweicloudsdkcore.exceptions import exceptions
    from huaweicloudsdkkafka.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 = KafkaClient.new_builder() \
            .with_credentials(credentials) \
            .with_region(KafkaRegion.value_of("<YOUR REGION>")) \
            .build()
    
        try:
            request = BatchRestartOrDeleteInstancesRequest()
            listInstancesbody = [
                "54602a9d-5e22-4239-9123-77e350df4a34",
                "7166cdea-dbad-4d79-9610-7163e6f8b640"
            ]
            request.body = BatchRestartOrDeleteInstanceReq(
                action="delete",
                instances=listInstancesbody
            )
            response = client.batch_restart_or_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 instances that fail to be created.

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    # coding: utf-8
    
    import os
    from huaweicloudsdkcore.auth.credentials import BasicCredentials
    from huaweicloudsdkkafka.v2.region.kafka_region import KafkaRegion
    from huaweicloudsdkcore.exceptions import exceptions
    from huaweicloudsdkkafka.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 = KafkaClient.new_builder() \
            .with_credentials(credentials) \
            .with_region(KafkaRegion.value_of("<YOUR REGION>")) \
            .build()
    
        try:
            request = BatchRestartOrDeleteInstancesRequest()
            request.body = BatchRestartOrDeleteInstanceReq(
                all_failure="kafka",
                action="delete"
            )
            response = client.batch_restart_or_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)
    
  • Restarting instances in batches.

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    package main
    
    import (
    	"fmt"
    	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
        kafka "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/v2"
    	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/v2/model"
        region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/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 := kafka.NewKafkaClient(
            kafka.KafkaClientBuilder().
                WithRegion(region.ValueOf("<YOUR REGION>")).
                WithCredential(auth).
                Build())
    
        request := &model.BatchRestartOrDeleteInstancesRequest{}
    	var listInstancesbody = []string{
            "54602a9d-5e22-4239-9123-77e350df4a34",
    	    "7166cdea-dbad-4d79-9610-7163e6f8b640",
        }
    	request.Body = &model.BatchRestartOrDeleteInstanceReq{
    		Action: model.GetBatchRestartOrDeleteInstanceReqActionEnum().RESTART,
    		Instances: &listInstancesbody,
    	}
    	response, err := client.BatchRestartOrDeleteInstances(request)
    	if err == nil {
            fmt.Printf("%+v\n", response)
        } else {
            fmt.Println(err)
        }
    }
    
  • Deleting instances in batches.

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

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    package main
    
    import (
    	"fmt"
    	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
        kafka "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/v2"
    	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/v2/model"
        region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/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 := kafka.NewKafkaClient(
            kafka.KafkaClientBuilder().
                WithRegion(region.ValueOf("<YOUR REGION>")).
                WithCredential(auth).
                Build())
    
        request := &model.BatchRestartOrDeleteInstancesRequest{}
    	allFailureBatchRestartOrDeleteInstanceReq:= model.GetBatchRestartOrDeleteInstanceReqAllFailureEnum().KAFKA
    	request.Body = &model.BatchRestartOrDeleteInstanceReq{
    		AllFailure: &allFailureBatchRestartOrDeleteInstanceReq,
    		Action: model.GetBatchRestartOrDeleteInstanceReqActionEnum().DELETE,
    	}
    	response, err := client.BatchRestartOrDeleteInstances(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.

  • Restarting instances in batches.

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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.kafka.v2.region.KafkaRegion;
    import com.huaweicloud.sdk.kafka.v2.*;
    import com.huaweicloud.sdk.kafka.v2.model.*;
    
    import java.util.List;
    import java.util.ArrayList;
    
    public class BatchRestartOrDeleteInstancesSolution {
    
        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);
    
            KafkaClient client = KafkaClient.newBuilder()
                    .withCredential(auth)
                    .withRegion(KafkaRegion.valueOf("<YOUR REGION>"))
                    .build();
            BatchRestartOrDeleteInstancesRequest request = new BatchRestartOrDeleteInstancesRequest();
            BatchRestartOrDeleteInstanceReq body = new BatchRestartOrDeleteInstanceReq();
            List<String> listbodyInstances = new ArrayList<>();
            listbodyInstances.add("54602a9d-5e22-4239-9123-77e350df4a34");
            listbodyInstances.add("7166cdea-dbad-4d79-9610-7163e6f8b640");
            body.withAction(BatchRestartOrDeleteInstanceReq.ActionEnum.fromValue("restart"));
            body.withInstances(listbodyInstances);
            request.withBody(body);
            try {
                BatchRestartOrDeleteInstancesResponse response = client.batchRestartOrDeleteInstances(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 instances in batches.

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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.kafka.v2.region.KafkaRegion;
    import com.huaweicloud.sdk.kafka.v2.*;
    import com.huaweicloud.sdk.kafka.v2.model.*;
    
    import java.util.List;
    import java.util.ArrayList;
    
    public class BatchRestartOrDeleteInstancesSolution {
    
        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);
    
            KafkaClient client = KafkaClient.newBuilder()
                    .withCredential(auth)
                    .withRegion(KafkaRegion.valueOf("<YOUR REGION>"))
                    .build();
            BatchRestartOrDeleteInstancesRequest request = new BatchRestartOrDeleteInstancesRequest();
            BatchRestartOrDeleteInstanceReq body = new BatchRestartOrDeleteInstanceReq();
            List<String> listbodyInstances = new ArrayList<>();
            listbodyInstances.add("54602a9d-5e22-4239-9123-77e350df4a34");
            listbodyInstances.add("7166cdea-dbad-4d79-9610-7163e6f8b640");
            body.withAction(BatchRestartOrDeleteInstanceReq.ActionEnum.fromValue("delete"));
            body.withInstances(listbodyInstances);
            request.withBody(body);
            try {
                BatchRestartOrDeleteInstancesResponse response = client.batchRestartOrDeleteInstances(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 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.kafka.v2.region.KafkaRegion;
    import com.huaweicloud.sdk.kafka.v2.*;
    import com.huaweicloud.sdk.kafka.v2.model.*;
    
    
    public class BatchRestartOrDeleteInstancesSolution {
    
        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);
    
            KafkaClient client = KafkaClient.newBuilder()
                    .withCredential(auth)
                    .withRegion(KafkaRegion.valueOf("<YOUR REGION>"))
                    .build();
            BatchRestartOrDeleteInstancesRequest request = new BatchRestartOrDeleteInstancesRequest();
            BatchRestartOrDeleteInstanceReq body = new BatchRestartOrDeleteInstanceReq();
            body.withAllFailure(BatchRestartOrDeleteInstanceReq.AllFailureEnum.fromValue("kafka"));
            body.withAction(BatchRestartOrDeleteInstanceReq.ActionEnum.fromValue("delete"));
            request.withBody(body);
            try {
                BatchRestartOrDeleteInstancesResponse response = client.batchRestartOrDeleteInstances(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());
            }
        }
    }
    
  • Restarting instances in batches.

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    # coding: utf-8
    
    import os
    from huaweicloudsdkcore.auth.credentials import BasicCredentials
    from huaweicloudsdkkafka.v2.region.kafka_region import KafkaRegion
    from huaweicloudsdkcore.exceptions import exceptions
    from huaweicloudsdkkafka.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 = KafkaClient.new_builder() \
            .with_credentials(credentials) \
            .with_region(KafkaRegion.value_of("<YOUR REGION>")) \
            .build()
    
        try:
            request = BatchRestartOrDeleteInstancesRequest()
            listInstancesbody = [
                "54602a9d-5e22-4239-9123-77e350df4a34",
                "7166cdea-dbad-4d79-9610-7163e6f8b640"
            ]
            request.body = BatchRestartOrDeleteInstanceReq(
                action="restart",
                instances=listInstancesbody
            )
            response = client.batch_restart_or_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 instances in batches.

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    # coding: utf-8
    
    import os
    from huaweicloudsdkcore.auth.credentials import BasicCredentials
    from huaweicloudsdkkafka.v2.region.kafka_region import KafkaRegion
    from huaweicloudsdkcore.exceptions import exceptions
    from huaweicloudsdkkafka.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 = KafkaClient.new_builder() \
            .with_credentials(credentials) \
            .with_region(KafkaRegion.value_of("<YOUR REGION>")) \
            .build()
    
        try:
            request = BatchRestartOrDeleteInstancesRequest()
            listInstancesbody = [
                "54602a9d-5e22-4239-9123-77e350df4a34",
                "7166cdea-dbad-4d79-9610-7163e6f8b640"
            ]
            request.body = BatchRestartOrDeleteInstanceReq(
                action="delete",
                instances=listInstancesbody
            )
            response = client.batch_restart_or_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 instances that fail to be created.

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    # coding: utf-8
    
    import os
    from huaweicloudsdkcore.auth.credentials import BasicCredentials
    from huaweicloudsdkkafka.v2.region.kafka_region import KafkaRegion
    from huaweicloudsdkcore.exceptions import exceptions
    from huaweicloudsdkkafka.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 = KafkaClient.new_builder() \
            .with_credentials(credentials) \
            .with_region(KafkaRegion.value_of("<YOUR REGION>")) \
            .build()
    
        try:
            request = BatchRestartOrDeleteInstancesRequest()
            request.body = BatchRestartOrDeleteInstanceReq(
                all_failure="kafka",
                action="delete"
            )
            response = client.batch_restart_or_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)
    
  • Restarting instances in batches.

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    package main
    
    import (
    	"fmt"
    	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
        kafka "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/v2"
    	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/v2/model"
        region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/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 := kafka.NewKafkaClient(
            kafka.KafkaClientBuilder().
                WithRegion(region.ValueOf("<YOUR REGION>")).
                WithCredential(auth).
                Build())
    
        request := &model.BatchRestartOrDeleteInstancesRequest{}
    	var listInstancesbody = []string{
            "54602a9d-5e22-4239-9123-77e350df4a34",
    	    "7166cdea-dbad-4d79-9610-7163e6f8b640",
        }
    	request.Body = &model.BatchRestartOrDeleteInstanceReq{
    		Action: model.GetBatchRestartOrDeleteInstanceReqActionEnum().RESTART,
    		Instances: &listInstancesbody,
    	}
    	response, err := client.BatchRestartOrDeleteInstances(request)
    	if err == nil {
            fmt.Printf("%+v\n", response)
        } else {
            fmt.Println(err)
        }
    }
    
  • Deleting instances in batches.

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

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    package main
    
    import (
    	"fmt"
    	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
        kafka "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/v2"
    	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/v2/model"
        region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/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 := kafka.NewKafkaClient(
            kafka.KafkaClientBuilder().
                WithRegion(region.ValueOf("<YOUR REGION>")).
                WithCredential(auth).
                Build())
    
        request := &model.BatchRestartOrDeleteInstancesRequest{}
    	allFailureBatchRestartOrDeleteInstanceReq:= model.GetBatchRestartOrDeleteInstanceReqAllFailureEnum().KAFKA
    	request.Body = &model.BatchRestartOrDeleteInstanceReq{
    		AllFailure: &allFailureBatchRestartOrDeleteInstanceReq,
    		Action: model.GetBatchRestartOrDeleteInstanceReqActionEnum().DELETE,
    	}
    	response, err := client.BatchRestartOrDeleteInstances(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

The instances are restarted or deleted successfully.

204

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

Error Codes

See Error Codes.

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