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更新时间：2025-10-24 GMT+08:00

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新建元数据迁移任务 - CreateRocketMqMigrationTask

功能介绍

新建元数据迁移任务。

调用方法

请参见如何调用API。

授权信息

账号具备所有API的调用权限，如果使用账号下的IAM用户调用当前API，该IAM用户需具备调用API所需的权限。

如果使用角色与策略授权，具体权限要求请参见权限和授权项。

如果使用身份策略授权，需具备如下身份策略权限。

授权项	访问级别	资源类型（*为必须）	条件键	别名	依赖的授权项
dms:instance:createMetadataMigrationTask	Write	rocketmq *	g:ResourceTag/<tag-key> g:EnterpriseProjectId	-	-

URI

POST /v2/{project_id}/instances/{instance_id}/metadata

表1 路径参数
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。

表2 Query参数
参数	是否必选	参数类型	描述
overwrite	是	String	true开启同名覆盖，会对已有的同名元数据的配置进行修改，false时当Topic或group已存在则会报错。
name	是	String	迁移任务名称，名称规则参考创建实例。
type	是	String	迁移任务类型，分为自建RocketMQ上云(rocketmq)、自建RabbitMQ上云(rabbitToRocket)

请求参数

表3 请求Body参数
参数	是否必选	参数类型	描述
topicConfigTable	否	Map<String,MigrationRocketMqTopicConfig>	RocketMQ Topic 元数据，键为Topic名，值为topic配置，迁移任务类型为自建RocketMQ上云(rocketmq)时必填。
subscriptionGroupTable	否	Map<String,MigrationRocketMqSubscriptionGroup>	RocketMQ消费组元数据，键为消费组名，值为消费组配置，迁移任务类型为自建RocketMQ上云(rocketmq)时必填。
vhosts	否	Array of MigrationRabbitVhostMetadata objects	RabbitMQ vhost元数据列表，迁移任务类型为自建RabbitMQ上云(rabbitToRocket)时必填。
queues	否	Array of MigrationRabbitQueueMetadata objects	RabbitMQ队列元数据列表，迁移任务类型为自建RabbitMQ上云(rabbitToRocket)时必填。
exchanges	否	Array of MigrationRabbitExchangeMetadata objects	RabbitMQ交换机元数据列表，迁移任务类型为自建RabbitMQ上云(rabbitToRocket)时必填。
bindings	否	Array of MigrationRabbitBindingMetadata objects	RabbitMQ binding元数据列表，迁移任务类型为自建RabbitMQ上云(rabbitToRocket)时必填。

表4 MigrationRocketMqTopicConfig
参数	是否必选	参数类型	描述
topicName	否	String	Topic名称。
order	否	Boolean	参数解释：是否有序消息。约束限制：不涉及。取值范围： true：有序消息。 false：无序消息。默认取值： false。
perm	否	Integer	参数解释： Topic权限。约束限制：不涉及。取值范围： PUB：拥有发布权限。 SUB：拥有订阅权限。 PUB\|SUB：拥有发布订阅权限。 DENY：无权限。默认取值：不涉及。
readQueueNums	否	Integer	读队列个数。
writeQueueNums	否	Integer	写队列个数。
topicFilterType	否	String	Topic过滤类型。 SINGLE_TAG：单标签 MULTI_TAG：多标签
topicSysFlag	否	Integer	Topic系统标志位。

表5 MigrationRocketMqSubscriptionGroup
参数	是否必选	参数类型	描述
groupName	否	String	消费组名。
consumeBroadcastEnable	否	Boolean	参数解释：是否允许以广播模式消费。约束限制：不涉及。取值范围： true：允许以广播模式消费。 false：不允许以广播模式消费。默认取值： false。
consumeEnable	否	Boolean	参数解释：是否允许消费。约束限制：不涉及。取值范围： true：允许消费。 false：不允许消费。默认取值：不涉及。
consumeFromMinEnable	否	Boolean	是否从最小偏移量开始消费。
notifyConsumerIdsChangedEnable	否	Boolean	消费者ID变化时是否通知。
retryMaxTimes	否	Integer	消费最大重试次数。
retryQueueNums	否	Integer	重试队列个数。
whichBrokerWhenConsumeSlow	否	Long	慢消费时选择的broker节点ID。

表6 MigrationRabbitVhostMetadata
参数	是否必选	参数类型	描述
name	否	String	vhost名称。

表7 MigrationRabbitQueueMetadata
参数	是否必选	参数类型	描述
vhost	否	String	vhost名称。
name	否	String	队列名称。
durable	否	Boolean	参数解释：是否持久化。约束限制：不涉及。取值范围： true：持久化。 false：不进行持久化。默认取值：不涉及。

表8 MigrationRabbitExchangeMetadata
参数	是否必选	参数类型	描述
vhost	否	String	vhost名称。
name	否	String	交换机名称。
type	否	String	参数解释：交换机类型。约束限制：不涉及。取值范围： topic：支持routing key的模糊匹配。 direct：按routing key精确匹配进行消息路由。 fanout：广播模式，消息会发送到所有绑定的队列，忽略routing key。 headers：根据消息头（headers）中的键值对进行路由，而不是routing key。默认取值：不涉及。
durable	否	Boolean	参数解释：是否持久化。约束限制：不涉及。取值范围： true：持久化。 false：不进行持久化。默认取值：不涉及。

表9 MigrationRabbitBindingMetadata
参数	是否必选	参数类型	描述
vhost	否	String	vhost名称。
source	否	String	消息的来源。
destination	否	String	消息的目标。
destination_type	否	String	目标的类型。
routing_key	否	String	路由键。

响应参数

状态码：200

**表10** 响应Body参数
参数	参数类型	描述
task_id	String	任务ID。

请求示例

创建元数据迁移任务，迁移其他厂商或自建RocketMQ实例的元数据到云上RocketMQ实例。

POST https://{endpoint}/v2/{project_id}/instances/{instance_id}/metadata?overwrite=true&name=task-123&type=rocketmq

{
  "topicConfigTable" : {
    "topic-test1" : {
      "order" : false,
      "perm" : 6,
      "readQueueNums" : 3,
      "topicFilterType" : "SINGLE_TAG",
      "topicName" : "topic-test1",
      "topicSysFlag" : 0,
      "writeQueueNums" : 3
    }
  },
  "subscriptionGroupTable" : {
    "group-test1" : {
      "consumeBroadcastEnable" : true,
      "consumeEnable" : true,
      "consumeFromMinEnable" : true,
      "groupName" : "group-test1",
      "notifyConsumerIdsChangedEnable" : true,
      "retryMaxTimes" : 2,
      "retryQueueNums" : 1,
      "whichBrokerWhenConsumeSlow" : 1
    }
  }
}

创建元数据迁移任务，迁移RabbitMQ的元数据到云上RocketMQ实例。

POST https://{endpoint}/v2/{project_id}/instances/{instance_id}/metadata?overwrite=true&name=task-123&type=rabbitToRocket

{
  "vhosts" : [ {
    "name" : "DeleteVhost123"
  } ],
  "queues" : [ {
    "name" : "test-001",
    "vhost" : "/",
    "durable" : false
  } ],
  "exchanges" : [ {
    "name" : "direct",
    "vhost" : "/",
    "type" : "topic",
    "durable" : false
  } ],
  "bindings" : [ {
    "source" : "direct",
    "vhost" : "/",
    "destination" : "test-001",
    "destination_type" : "queue",
    "routing_key" : "test-001"
  } ]
}

响应示例

状态码：200

创建成功。

{
  "task_id" : "6cf4dcd3-8471-4139-8b5b-8a3a71f704c7"
}

SDK代码示例

SDK代码示例如下。

创建元数据迁移任务，迁移其他厂商或自建RocketMQ实例的元数据到云上RocketMQ实例。

        
         
           
           
             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.Map;
import java.util.HashMap;

public class CreateRocketMqMigrationTaskSolution {

    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();
        CreateRocketMqMigrationTaskRequest request = new CreateRocketMqMigrationTaskRequest();
        request.withInstanceId("{instance_id}");
        CreateRocketMqMigrationTaskReq body = new CreateRocketMqMigrationTaskReq();
        MigrationRocketMqSubscriptionGroup subscriptionGroupTableSubscriptionGroupTable = new MigrationRocketMqSubscriptionGroup();
        subscriptionGroupTableSubscriptionGroupTable.withGroupName("group-test1")
            .withConsumeBroadcastEnable(true)
            .withConsumeEnable(true)
            .withConsumeFromMinEnable(true)
            .withNotifyConsumerIdsChangedEnable(true)
            .withRetryMaxTimes(2)
            .withRetryQueueNums(1)
            .withWhichBrokerWhenConsumeSlow(1L);
        Map<String, MigrationRocketMqSubscriptionGroup> listbodySubscriptionGroupTable = new HashMap<>();
        listbodySubscriptionGroupTable.put("group-test1", subscriptionGroupTableSubscriptionGroupTable);
        MigrationRocketMqTopicConfig topicConfigTableTopicConfigTable = new MigrationRocketMqTopicConfig();
        topicConfigTableTopicConfigTable.withTopicName("topic-test1")
            .withOrder(false)
            .withPerm(6)
            .withReadQueueNums(3)
            .withWriteQueueNums(3)
            .withTopicFilterType("SINGLE_TAG")
            .withTopicSysFlag(0);
        Map<String, MigrationRocketMqTopicConfig> listbodyTopicConfigTable = new HashMap<>();
        listbodyTopicConfigTable.put("topic-test1", topicConfigTableTopicConfigTable);
        body.withSubscriptionGroupTable(listbodySubscriptionGroupTable);
        body.withTopicConfigTable(listbodyTopicConfigTable);
        request.withBody(body);
        try {
            CreateRocketMqMigrationTaskResponse response = client.createRocketMqMigrationTask(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());
        }
    }
}

            

          

        
       

创建元数据迁移任务，迁移RabbitMQ的元数据到云上RocketMQ实例。

        
         
           
           
             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 CreateRocketMqMigrationTaskSolution {

    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();
        CreateRocketMqMigrationTaskRequest request = new CreateRocketMqMigrationTaskRequest();
        request.withInstanceId("{instance_id}");
        CreateRocketMqMigrationTaskReq body = new CreateRocketMqMigrationTaskReq();
        List<MigrationRabbitBindingMetadata> listbodyBindings = new ArrayList<>();
        listbodyBindings.add(
            new MigrationRabbitBindingMetadata()
                .withVhost("/")
                .withSource("direct")
                .withDestination("test-001")
                .withDestinationType("queue")
                .withRoutingKey("test-001")
        );
        List<MigrationRabbitExchangeMetadata> listbodyExchanges = new ArrayList<>();
        listbodyExchanges.add(
            new MigrationRabbitExchangeMetadata()
                .withVhost("/")
                .withName("direct")
                .withType("topic")
                .withDurable(false)
        );
        List<MigrationRabbitQueueMetadata> listbodyQueues = new ArrayList<>();
        listbodyQueues.add(
            new MigrationRabbitQueueMetadata()
                .withVhost("/")
                .withName("test-001")
                .withDurable(false)
        );
        List<MigrationRabbitVhostMetadata> listbodyVhosts = new ArrayList<>();
        listbodyVhosts.add(
            new MigrationRabbitVhostMetadata()
                .withName("DeleteVhost123")
        );
        body.withBindings(listbodyBindings);
        body.withExchanges(listbodyExchanges);
        body.withQueues(listbodyQueues);
        body.withVhosts(listbodyVhosts);
        request.withBody(body);
        try {
            CreateRocketMqMigrationTaskResponse response = client.createRocketMqMigrationTask(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());
        }
    }
}

            

          

        
       

创建元数据迁移任务，迁移其他厂商或自建RocketMQ实例的元数据到云上RocketMQ实例。

        
         
           
           
             # 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 = CreateRocketMqMigrationTaskRequest()
        request.instance_id = "{instance_id}"
        subscriptionGroupTableSubscriptionGroupTable = MigrationRocketMqSubscriptionGroup(
            group_name="group-test1",
            consume_broadcast_enable=True,
            consume_enable=True,
            consume_from_min_enable=True,
            notify_consumer_ids_changed_enable=True,
            retry_max_times=2,
            retry_queue_nums=1,
            which_broker_when_consume_slow=1
        )
        listSubscriptionGroupTablebody = {
            "group-test1": subscriptionGroupTableSubscriptionGroupTable
        }
        topicConfigTableTopicConfigTable = MigrationRocketMqTopicConfig(
            topic_name="topic-test1",
            order=False,
            perm=6,
            read_queue_nums=3,
            write_queue_nums=3,
            topic_filter_type="SINGLE_TAG",
            topic_sys_flag=0
        )
        listTopicConfigTablebody = {
            "topic-test1": topicConfigTableTopicConfigTable
        }
        request.body = CreateRocketMqMigrationTaskReq(
            subscription_group_table=listSubscriptionGroupTablebody,
            topic_config_table=listTopicConfigTablebody
        )
        response = client.create_rocket_mq_migration_task(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

            

          

        
       

创建元数据迁移任务，迁移RabbitMQ的元数据到云上RocketMQ实例。

        
         
           
           
             # 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 = CreateRocketMqMigrationTaskRequest()
        request.instance_id = "{instance_id}"
        listBindingsbody = [
            MigrationRabbitBindingMetadata(
                vhost="/",
                source="direct",
                destination="test-001",
                destination_type="queue",
                routing_key="test-001"
            )
        ]
        listExchangesbody = [
            MigrationRabbitExchangeMetadata(
                vhost="/",
                name="direct",
                type="topic",
                durable=False
            )
        ]
        listQueuesbody = [
            MigrationRabbitQueueMetadata(
                vhost="/",
                name="test-001",
                durable=False
            )
        ]
        listVhostsbody = [
            MigrationRabbitVhostMetadata(
                name="DeleteVhost123"
            )
        ]
        request.body = CreateRocketMqMigrationTaskReq(
            bindings=listBindingsbody,
            exchanges=listExchangesbody,
            queues=listQueuesbody,
            vhosts=listVhostsbody
        )
        response = client.create_rocket_mq_migration_task(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

            

          

        
       

创建元数据迁移任务，迁移其他厂商或自建RocketMQ实例的元数据到云上RocketMQ实例。

        
         
           
           
             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.CreateRocketMqMigrationTaskRequest{}
	request.InstanceId = "{instance_id}"
	groupNameSubscriptionGroupTable:= "group-test1"
	consumeBroadcastEnableSubscriptionGroupTable:= true
	consumeEnableSubscriptionGroupTable:= true
	consumeFromMinEnableSubscriptionGroupTable:= true
	notifyConsumerIdsChangedEnableSubscriptionGroupTable:= true
	retryMaxTimesSubscriptionGroupTable:= int32(2)
	retryQueueNumsSubscriptionGroupTable:= int32(1)
	whichBrokerWhenConsumeSlowSubscriptionGroupTable:= int64(1)
	subscriptionGroupTableSubscriptionGroupTable := model.MigrationRocketMqSubscriptionGroup{
		GroupName: &groupNameSubscriptionGroupTable,
		ConsumeBroadcastEnable: &consumeBroadcastEnableSubscriptionGroupTable,
		ConsumeEnable: &consumeEnableSubscriptionGroupTable,
		ConsumeFromMinEnable: &consumeFromMinEnableSubscriptionGroupTable,
		NotifyConsumerIdsChangedEnable: &notifyConsumerIdsChangedEnableSubscriptionGroupTable,
		RetryMaxTimes: &retryMaxTimesSubscriptionGroupTable,
		RetryQueueNums: &retryQueueNumsSubscriptionGroupTable,
		WhichBrokerWhenConsumeSlow: &whichBrokerWhenConsumeSlowSubscriptionGroupTable,
	}
	var listSubscriptionGroupTablebody = map[string](model.MigrationRocketMqSubscriptionGroup){
        "group-test1": subscriptionGroupTableSubscriptionGroupTable,
    }
	topicNameTopicConfigTable:= "topic-test1"
	orderTopicConfigTable:= false
	permTopicConfigTable:= int32(6)
	readQueueNumsTopicConfigTable:= int32(3)
	writeQueueNumsTopicConfigTable:= int32(3)
	topicFilterTypeTopicConfigTable:= "SINGLE_TAG"
	topicSysFlagTopicConfigTable:= int32(0)
	topicConfigTableTopicConfigTable := model.MigrationRocketMqTopicConfig{
		TopicName: &topicNameTopicConfigTable,
		Order: &orderTopicConfigTable,
		Perm: &permTopicConfigTable,
		ReadQueueNums: &readQueueNumsTopicConfigTable,
		WriteQueueNums: &writeQueueNumsTopicConfigTable,
		TopicFilterType: &topicFilterTypeTopicConfigTable,
		TopicSysFlag: &topicSysFlagTopicConfigTable,
	}
	var listTopicConfigTablebody = map[string](model.MigrationRocketMqTopicConfig){
        "topic-test1": topicConfigTableTopicConfigTable,
    }
	request.Body = &model.CreateRocketMqMigrationTaskReq{
		SubscriptionGroupTable: listSubscriptionGroupTablebody,
		TopicConfigTable: listTopicConfigTablebody,
	}
	response, err := client.CreateRocketMqMigrationTask(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

            

          

        
       

创建元数据迁移任务，迁移RabbitMQ的元数据到云上RocketMQ实例。

        
         
           
           
             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.CreateRocketMqMigrationTaskRequest{}
	request.InstanceId = "{instance_id}"
	vhostBindings:= "/"
	sourceBindings:= "direct"
	destinationBindings:= "test-001"
	destinationTypeBindings:= "queue"
	routingKeyBindings:= "test-001"
	var listBindingsbody = []model.MigrationRabbitBindingMetadata{
        {
            Vhost: &vhostBindings,
            Source: &sourceBindings,
            Destination: &destinationBindings,
            DestinationType: &destinationTypeBindings,
            RoutingKey: &routingKeyBindings,
        },
    }
	vhostExchanges:= "/"
	nameExchanges:= "direct"
	typeExchanges:= "topic"
	durableExchanges:= false
	var listExchangesbody = []model.MigrationRabbitExchangeMetadata{
        {
            Vhost: &vhostExchanges,
            Name: &nameExchanges,
            Type: &typeExchanges,
            Durable: &durableExchanges,
        },
    }
	vhostQueues:= "/"
	nameQueues:= "test-001"
	durableQueues:= false
	var listQueuesbody = []model.MigrationRabbitQueueMetadata{
        {
            Vhost: &vhostQueues,
            Name: &nameQueues,
            Durable: &durableQueues,
        },
    }
	nameVhosts:= "DeleteVhost123"
	var listVhostsbody = []model.MigrationRabbitVhostMetadata{
        {
            Name: &nameVhosts,
        },
    }
	request.Body = &model.CreateRocketMqMigrationTaskReq{
		Bindings: &listBindingsbody,
		Exchanges: &listExchangesbody,
		Queues: &listQueuesbody,
		Vhosts: &listVhostsbody,
	}
	response, err := client.CreateRocketMqMigrationTask(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

            

          

        
       

更多编程语言的SDK代码示例，请参见API Explorer的代码示例页签，可生成自动对应的SDK代码示例。

状态码

状态码	描述
200	创建成功。

错误码

请参见错误码。

父主题：元数据迁移

上一篇：元数据迁移

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