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Modifying Topics of a Kafka Instance

Function

This API is used to modify topics of a Kafka instance.

Calling Method

For details, see Calling APIs.

URI

PUT /v2/{project_id}/instances/{instance_id}/topics

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.

instance_id

Yes

String

Instance ID.

Request Parameters

Table 2 Request body parameters

Parameter

Mandatory

Type

Description

topics

No

Array of topics objects

Topics that were modified.

Table 3 topics

Parameter

Mandatory

Type

Description

id

Yes

String

Topic name, which cannot be modified.

retention_time

No

Integer

Aging time in hour.

sync_replication

No

Boolean

Whether synchronous replication is enabled.

sync_message_flush

No

Boolean

Whether synchronous flushing is enabled.

new_partition_numbers

No

Integer

Number of the partitions.

new_partition_brokers

No

Array of integers

Specifying brokers for new partitions.

topic_other_configs

No

Array of topic_other_configs objects

Topic configuration.

topic_desc

No

String

Topic description.

Table 4 topic_other_configs

Parameter

Mandatory

Type

Description

name

No

String

Configuration name.

value

No

String

Configuration value.

Response Parameters

None

Example Requests

Modifying parameters of topic-1284340884. Specifically, change the aging time to 72 hours, the number of partitions to 6, timestamp to LogAppendTime, max. batch size to 10485760, specify new partitions on broker-1 and broker-2, and disable synchronous replication and flushing.

PUT https://{endpoint}/v2/{project_id}/instances/{instance_id}/topics

{
  "topics" : [ {
    "id" : "test01",
    "retention_time" : 72,
    "sync_replication" : false,
    "sync_message_flush" : false,
    "new_partition_numbers" : 6,
    "new_partition_brokers" : [ 1, 2 ],
    "topic_other_configs" : [ {
      "name" : "message.timestamp.type",
      "value" : "LogAppendTime"
    }, {
      "name" : "max.message.bytes",
      "value" : 10485760
    } ],
    "topic_desc" : "This is a test topic"
  } ]
}

Example Responses

None

SDK Sample Code

The SDK sample code is as follows.

Modifying parameters of topic-1284340884. Specifically, change the aging time to 72 hours, the number of partitions to 6, timestamp to LogAppendTime, max. batch size to 10485760, specify new partitions on broker-1 and broker-2, and disable synchronous replication and flushing.

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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 UpdateInstanceTopicSolution {

    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();
        UpdateInstanceTopicRequest request = new UpdateInstanceTopicRequest();
        request.withInstanceId("{instance_id}");
        UpdateInstanceTopicReq body = new UpdateInstanceTopicReq();
        List<UpdateInstanceTopicReqTopicOtherConfigs> listTopicsTopicOtherConfigs = new ArrayList<>();
        listTopicsTopicOtherConfigs.add(
            new UpdateInstanceTopicReqTopicOtherConfigs()
                .withName("message.timestamp.type")
                .withValue("LogAppendTime")
        );
        listTopicsTopicOtherConfigs.add(
            new UpdateInstanceTopicReqTopicOtherConfigs()
                .withName("max.message.bytes")
                .withValue("10485760")
        );
        List<Integer> listTopicsNewPartitionBrokers = new ArrayList<>();
        listTopicsNewPartitionBrokers.add(1);
        listTopicsNewPartitionBrokers.add(2);
        List<UpdateInstanceTopicReqTopics> listbodyTopics = new ArrayList<>();
        listbodyTopics.add(
            new UpdateInstanceTopicReqTopics()
                .withId("test01")
                .withRetentionTime(72)
                .withSyncReplication(false)
                .withSyncMessageFlush(false)
                .withNewPartitionNumbers(6)
                .withNewPartitionBrokers(listTopicsNewPartitionBrokers)
                .withTopicOtherConfigs(listTopicsTopicOtherConfigs)
                .withTopicDesc("This is a test topic")
        );
        body.withTopics(listbodyTopics);
        request.withBody(body);
        try {
            UpdateInstanceTopicResponse response = client.updateInstanceTopic(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());
        }
    }
}

Modifying parameters of topic-1284340884. Specifically, change the aging time to 72 hours, the number of partitions to 6, timestamp to LogAppendTime, max. batch size to 10485760, specify new partitions on broker-1 and broker-2, and disable synchronous replication and flushing.

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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 = UpdateInstanceTopicRequest()
        request.instance_id = "{instance_id}"
        listTopicOtherConfigsTopics = [
            UpdateInstanceTopicReqTopicOtherConfigs(
                name="message.timestamp.type",
                value="LogAppendTime"
            ),
            UpdateInstanceTopicReqTopicOtherConfigs(
                name="max.message.bytes",
                value="10485760"
            )
        ]
        listNewPartitionBrokersTopics = [
            1,
            2
        ]
        listTopicsbody = [
            UpdateInstanceTopicReqTopics(
                id="test01",
                retention_time=72,
                sync_replication=False,
                sync_message_flush=False,
                new_partition_numbers=6,
                new_partition_brokers=listNewPartitionBrokersTopics,
                topic_other_configs=listTopicOtherConfigsTopics,
                topic_desc="This is a test topic"
            )
        ]
        request.body = UpdateInstanceTopicReq(
            topics=listTopicsbody
        )
        response = client.update_instance_topic(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

Modifying parameters of topic-1284340884. Specifically, change the aging time to 72 hours, the number of partitions to 6, timestamp to LogAppendTime, max. batch size to 10485760, specify new partitions on broker-1 and broker-2, and disable synchronous replication and flushing.

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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.UpdateInstanceTopicRequest{}
	request.InstanceId = "{instance_id}"
	nameTopicOtherConfigs:= "message.timestamp.type"
	valueTopicOtherConfigs:= "LogAppendTime"
	nameTopicOtherConfigs1:= "max.message.bytes"
	valueTopicOtherConfigs1:= "10485760"
	var listTopicOtherConfigsTopics = []model.UpdateInstanceTopicReqTopicOtherConfigs{
        {
            Name: &nameTopicOtherConfigs,
            Value: &valueTopicOtherConfigs,
        },
        {
            Name: &nameTopicOtherConfigs1,
            Value: &valueTopicOtherConfigs1,
        },
    }
	var listNewPartitionBrokersTopics = []int32{
        int32(1),
	    int32(2),
    }
	retentionTimeTopics:= int32(72)
	syncReplicationTopics:= false
	syncMessageFlushTopics:= false
	newPartitionNumbersTopics:= int32(6)
	topicDescTopics:= "This is a test topic"
	var listTopicsbody = []model.UpdateInstanceTopicReqTopics{
        {
            Id: "test01",
            RetentionTime: &retentionTimeTopics,
            SyncReplication: &syncReplicationTopics,
            SyncMessageFlush: &syncMessageFlushTopics,
            NewPartitionNumbers: &newPartitionNumbersTopics,
            NewPartitionBrokers: &listNewPartitionBrokersTopics,
            TopicOtherConfigs: &listTopicOtherConfigsTopics,
            TopicDesc: &topicDescTopics,
        },
    }
	request.Body = &model.UpdateInstanceTopicReq{
		Topics: &listTopicsbody,
	}
	response, err := client.UpdateInstanceTopic(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.

Modifying parameters of topic-1284340884. Specifically, change the aging time to 72 hours, the number of partitions to 6, timestamp to LogAppendTime, max. batch size to 10485760, specify new partitions on broker-1 and broker-2, and disable synchronous replication and flushing.

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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 UpdateInstanceTopicSolution {

    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();
        UpdateInstanceTopicRequest request = new UpdateInstanceTopicRequest();
        request.withInstanceId("{instance_id}");
        UpdateInstanceTopicReq body = new UpdateInstanceTopicReq();
        List<UpdateInstanceTopicReqTopicOtherConfigs> listTopicsTopicOtherConfigs = new ArrayList<>();
        listTopicsTopicOtherConfigs.add(
            new UpdateInstanceTopicReqTopicOtherConfigs()
                .withName("message.timestamp.type")
                .withValue("LogAppendTime")
        );
        listTopicsTopicOtherConfigs.add(
            new UpdateInstanceTopicReqTopicOtherConfigs()
                .withName("max.message.bytes")
                .withValue("10485760")
        );
        List<Integer> listTopicsNewPartitionBrokers = new ArrayList<>();
        listTopicsNewPartitionBrokers.add(1);
        listTopicsNewPartitionBrokers.add(2);
        List<UpdateInstanceTopicReqTopics> listbodyTopics = new ArrayList<>();
        listbodyTopics.add(
            new UpdateInstanceTopicReqTopics()
                .withId("test01")
                .withRetentionTime(72)
                .withSyncReplication(false)
                .withSyncMessageFlush(false)
                .withNewPartitionNumbers(6)
                .withNewPartitionBrokers(listTopicsNewPartitionBrokers)
                .withTopicOtherConfigs(listTopicsTopicOtherConfigs)
                .withTopicDesc("This is a test topic")
        );
        body.withTopics(listbodyTopics);
        request.withBody(body);
        try {
            UpdateInstanceTopicResponse response = client.updateInstanceTopic(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());
        }
    }
}

Modifying parameters of topic-1284340884. Specifically, change the aging time to 72 hours, the number of partitions to 6, timestamp to LogAppendTime, max. batch size to 10485760, specify new partitions on broker-1 and broker-2, and disable synchronous replication and flushing.

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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 = UpdateInstanceTopicRequest()
        request.instance_id = "{instance_id}"
        listTopicOtherConfigsTopics = [
            UpdateInstanceTopicReqTopicOtherConfigs(
                name="message.timestamp.type",
                value="LogAppendTime"
            ),
            UpdateInstanceTopicReqTopicOtherConfigs(
                name="max.message.bytes",
                value="10485760"
            )
        ]
        listNewPartitionBrokersTopics = [
            1,
            2
        ]
        listTopicsbody = [
            UpdateInstanceTopicReqTopics(
                id="test01",
                retention_time=72,
                sync_replication=False,
                sync_message_flush=False,
                new_partition_numbers=6,
                new_partition_brokers=listNewPartitionBrokersTopics,
                topic_other_configs=listTopicOtherConfigsTopics,
                topic_desc="This is a test topic"
            )
        ]
        request.body = UpdateInstanceTopicReq(
            topics=listTopicsbody
        )
        response = client.update_instance_topic(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

Modifying parameters of topic-1284340884. Specifically, change the aging time to 72 hours, the number of partitions to 6, timestamp to LogAppendTime, max. batch size to 10485760, specify new partitions on broker-1 and broker-2, and disable synchronous replication and flushing.

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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.UpdateInstanceTopicRequest{}
	request.InstanceId = "{instance_id}"
	nameTopicOtherConfigs:= "message.timestamp.type"
	valueTopicOtherConfigs:= "LogAppendTime"
	nameTopicOtherConfigs1:= "max.message.bytes"
	valueTopicOtherConfigs1:= "10485760"
	var listTopicOtherConfigsTopics = []model.UpdateInstanceTopicReqTopicOtherConfigs{
        {
            Name: &nameTopicOtherConfigs,
            Value: &valueTopicOtherConfigs,
        },
        {
            Name: &nameTopicOtherConfigs1,
            Value: &valueTopicOtherConfigs1,
        },
    }
	var listNewPartitionBrokersTopics = []int32{
        int32(1),
	    int32(2),
    }
	retentionTimeTopics:= int32(72)
	syncReplicationTopics:= false
	syncMessageFlushTopics:= false
	newPartitionNumbersTopics:= int32(6)
	topicDescTopics:= "This is a test topic"
	var listTopicsbody = []model.UpdateInstanceTopicReqTopics{
        {
            Id: "test01",
            RetentionTime: &retentionTimeTopics,
            SyncReplication: &syncReplicationTopics,
            SyncMessageFlush: &syncMessageFlushTopics,
            NewPartitionNumbers: &newPartitionNumbersTopics,
            NewPartitionBrokers: &listNewPartitionBrokersTopics,
            TopicOtherConfigs: &listTopicOtherConfigsTopics,
            TopicDesc: &topicDescTopics,
        },
    }
	request.Body = &model.UpdateInstanceTopicReq{
		Topics: &listTopicsbody,
	}
	response, err := client.UpdateInstanceTopic(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

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Error Codes

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