Creating a Metadata Migration Task
Function
This API is used to create a metadata migration task.
Calling Method
For details, see Calling APIs.
URI
POST /v2/{project_id}/instances/{instance_id}/metadata
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
project_id |
Yes |
String |
Project ID. For details, see Obtaining a Project ID. |
instance_id |
Yes |
String |
Instance ID. |
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
overwrite |
Yes |
String |
true: Configurations in the metadata file with the same name as the uploaded file will be overwritten. false: An error is reported when a topic or group already exists. |
name |
Yes |
String |
Migration task name. For details about the naming rules, see the API for creating an instance. |
type |
Yes |
String |
Migration task type. The value can be rocketmq or rabbitToRocket. |
Request Parameters
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
topicConfigTable |
No |
Map<String,MigrationRocketMqTopicConfig> |
RocketMQ instance topic metadata. The topic name is the key and the configuration is the value. This parameter is mandatory for rocketmq migration tasks (from self-built RocketMQ instances to DMS for RocketMQ). |
subscriptionGroupTable |
No |
Map<String,MigrationRocketMqSubscriptionGroup> |
RocketMQ consumer group metadata. The consumer group name is the key and the configuration is the value. This parameter is mandatory for rocketmq migration tasks (from self-built RocketMQ instances to DMS for RocketMQ). |
vhosts |
No |
Array of MigrationRabbitVhostMetadata objects |
RabbitMQ virtual host metadata list. This parameter is mandatory for rabbitToRocket migration tasks (from self-built RabbitMQ instances to DMS for RocketMQ). |
queues |
No |
Array of MigrationRabbitQueueMetadata objects |
RabbitMQ queue metadata list. This parameter is mandatory for rabbitToRocket migration tasks (from self-built RabbitMQ instances to DMS for RocketMQ). |
exchanges |
No |
Array of MigrationRabbitExchangeMetadata objects |
RabbitMQ exchange metadata list. This parameter is mandatory for rabbitToRocket migration tasks (from self-built RabbitMQ instances to DMS for RocketMQ). |
bindings |
No |
Array of MigrationRabbitBindingMetadata objects |
RabbitMQ binding metadata list. This parameter is mandatory for rabbitToRocket migration tasks (from self-built RabbitMQ instances to DMS for RocketMQ). |
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
topicName |
No |
String |
Topic name. |
order |
No |
Boolean |
Indicates whether a message is an ordered message. |
perm |
No |
Integer |
Topic permission. |
readQueueNums |
No |
Integer |
Number of read queues. |
writeQueueNums |
No |
Integer |
Number of write queues. |
topicFilterType |
No |
String |
Topic filter type.
|
topicSysFlag |
No |
Integer |
Topic system flag. |
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
groupName |
No |
String |
Consumer group name. |
consumeBroadcastEnable |
No |
Boolean |
Indicates whether to enable broadcast. |
consumeEnable |
No |
Boolean |
Indicates whether to enable consumption. |
consumeFromMinEnable |
No |
Boolean |
Indicates whether to enable consumption from the earliest offset. |
notifyConsumerIdsChangedEnable |
No |
Boolean |
Indicates whether to notify consumer ID changes. |
retryMaxTimes |
No |
Integer |
Maximum number of consumption retries. |
retryQueueNums |
No |
Integer |
Number of retry queues. |
whichBrokerWhenConsumeSlow |
No |
Long |
ID of the broker selected for slow consumption. |
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
name |
No |
String |
Virtual host name. |
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
vhost |
No |
String |
Virtual host name. |
name |
No |
String |
Queue name. |
durable |
No |
Boolean |
Indicates whether to enable data persistence. |
Response Parameters
Status code: 200
Parameter |
Type |
Description |
---|---|---|
task_id |
String |
Task ID. |
Example Requests
-
Creating a metadata migration task to migrate the metadata from other vendors' or self-built RocketMQ instances to DMS for RocketMQ.
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 } } }
-
Creating a metadata migration task to migrate the metadata of RabbitMQ instances to DMS for RocketMQ.
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" } ] }
Example Responses
Status code: 200
Successful
{ "task_id" : "6cf4dcd3-8471-4139-8b5b-8a3a71f704c7" }
SDK Sample Code
The SDK sample code is as follows.
-
Creating a metadata migration task to migrate the metadata from other vendors' or self-built RocketMQ instances to DMS for RocketMQ.
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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.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()); } } }
-
Creating a metadata migration task to migrate the metadata of RabbitMQ instances to DMS for RocketMQ.
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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.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()); } } }
-
Creating a metadata migration task to migrate the metadata from other vendors' or self-built RocketMQ instances to DMS for RocketMQ.
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# 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)
-
Creating a metadata migration task to migrate the metadata of RabbitMQ instances to DMS for RocketMQ.
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# 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)
-
Creating a metadata migration task to migrate the metadata from other vendors' or self-built RocketMQ instances to DMS for RocketMQ.
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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: ¬ifyConsumerIdsChangedEnableSubscriptionGroupTable, 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) } }
-
Creating a metadata migration task to migrate the metadata of RabbitMQ instances to DMS for RocketMQ.
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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) } }
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 |
Successful |
Error Codes
See Error Codes.
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