修改Kafka实例Topic分区的副本
功能介绍
修改Kafka实例Topic分区的副本。
调用方法
请参见如何调用API。
URI
POST /v2/{project_id}/instances/{instance_id}/management/topics/{topic}/replicas-reassignment
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
project_id |
是 |
String |
项目ID,获取方式请参见获取项目ID。 |
instance_id |
是 |
String |
实例ID。 |
topic |
是 |
String |
Topic名称。 |
请求参数
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
partitions |
否 |
Array of partitions objects |
期望调整的分区副本分配情况。 |
响应参数
无
请求示例
修改Topic分区的副本分布位置,分区1的副本分布在broker 1和broker 2,Leader副本在broker 1。
POST https://{endpoint}/v2/{project_id}/instances/{instance_id}/management/topics/{topic}/replicas-reassignment { "partitions" : [ { "partition" : 1, "replicas" : [ 1, 2 ] }, { "partition" : 0, "replicas" : [ 0, 1 ] } ] }
响应示例
无
SDK代码示例
SDK代码示例如下。
修改Topic分区的副本分布位置,分区1的副本分布在broker 1和broker 2,Leader副本在broker 1。
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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 UpdateTopicReplicaSolution { 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(); UpdateTopicReplicaRequest request = new UpdateTopicReplicaRequest(); request.withInstanceId("{instance_id}"); request.withTopic("{topic}"); ResetReplicaReq body = new ResetReplicaReq(); List<Integer> listPartitionsReplicas = new ArrayList<>(); listPartitionsReplicas.add(0); listPartitionsReplicas.add(1); List<Integer> listPartitionsReplicas1 = new ArrayList<>(); listPartitionsReplicas1.add(1); listPartitionsReplicas1.add(2); List<ResetReplicaReqPartitions> listbodyPartitions = new ArrayList<>(); listbodyPartitions.add( new ResetReplicaReqPartitions() .withPartition(1) .withReplicas(listPartitionsReplicas1) ); listbodyPartitions.add( new ResetReplicaReqPartitions() .withPartition(0) .withReplicas(listPartitionsReplicas) ); body.withPartitions(listbodyPartitions); request.withBody(body); try { UpdateTopicReplicaResponse response = client.updateTopicReplica(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()); } } } |
修改Topic分区的副本分布位置,分区1的副本分布在broker 1和broker 2,Leader副本在broker 1。
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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 = UpdateTopicReplicaRequest() request.instance_id = "{instance_id}" request.topic = "{topic}" listReplicasPartitions = [ 0, 1 ] listReplicasPartitions1 = [ 1, 2 ] listPartitionsbody = [ ResetReplicaReqPartitions( partition=1, replicas=listReplicasPartitions1 ), ResetReplicaReqPartitions( partition=0, replicas=listReplicasPartitions ) ] request.body = ResetReplicaReq( partitions=listPartitionsbody ) response = client.update_topic_replica(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg) |
修改Topic分区的副本分布位置,分区1的副本分布在broker 1和broker 2,Leader副本在broker 1。
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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.UpdateTopicReplicaRequest{} request.InstanceId = "{instance_id}" request.Topic = "{topic}" var listReplicasPartitions = []int32{ int32(0), int32(1), } var listReplicasPartitions1 = []int32{ int32(1), int32(2), } partitionPartitions:= int32(1) partitionPartitions1:= int32(0) var listPartitionsbody = []model.ResetReplicaReqPartitions{ { Partition: &partitionPartitions, Replicas: &listReplicasPartitions1, }, { Partition: &partitionPartitions1, Replicas: &listReplicasPartitions, }, } request.Body = &model.ResetReplicaReq{ Partitions: &listPartitionsbody, } response, err := client.UpdateTopicReplica(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } } |
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状态码
状态码 |
描述 |
---|---|
204 |
调整副本操作成功。 |
错误码
请参见错误码。