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Microservices Engine:ListMigrationTask

Last Updated:Dec 19, 2025

This operation queries cloud migration tasks.

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RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

mse:ListMigrationTask

list

*All Resource

*

None None

Request parameters

Parameter

Type

Required

Description

Example

RequestPars

string

No

The extended request parameters. This parameter is a JSON string.

{}

OriginInstanceName

string

No

The name of the source instance.

whdc

PageSize

integer

No

The number of entries per page.

10

PageNum

integer

No

The page number.

1

AcceptLanguage

string

No

The language of the response. Valid values:

  • zh: Chinese

  • en: English

zh

Response elements

Parameter

Type

Description

Example

object

The data structure.

HttpCode

string

The HTTP status code.

200

Data

array<object>

The data array.

object

The data structure.

Id

integer

The ID of the task.

1

UserId

string

The ID of the user.

2

ClusterType

string

The type of the cluster. Valid values:

  • Nacos-Ans

  • ZooKeeper

  • Eureka

Nacos-Ans

OriginInstanceAddress

string

The endpoint of the source instance.

192.168.1.1:8848

OriginInstanceName

string

The name of the source instance.

test

OriginInstanceNamespace

string

The list of namespaces. This parameter is optional when the source instance is a Nacos instance.

fsdfsdfdsf

TargetInstanceId

string

The ID of the destination instance.

mse-cn-zv*****

TargetClusterName

string

The name of the destination instance.

multiple-nacos

TargetClusterUrl

string

The URL of the destination instance.

mse-f1******-nacos-ans.mse.aliyuncs.com:8848

ProjectDesc

string

The description.

test

GmtCreate

string

The time when the task was created.

2022-01-07T10:07:57.000+0000

GmtModified

string

The time when the task was updated.

2021-12-30T06:41:52.000+0000

SyncType

string

The synchronization type.

PageSize

integer

The number of entries per page.

10

PageNumber

integer

The page number.

1

TotalCount

integer

The total number of entries.

2

RequestId

string

The ID of the request.

451EBE59-5F33-5B15-83C1-78593B9*****

Message

string

The returned message.

The request was successfully processed.

ErrorCode

string

The error code.

mse-100-000

Success

boolean

Indicates whether the request was successful. Valid values:

  • true: The request was successful.

  • false: The request failed.

true

Examples

Success response

JSON format

{
  "HttpCode": "200",
  "Data": [
    {
      "Id": 1,
      "UserId": "2",
      "ClusterType": "Nacos-Ans",
      "OriginInstanceAddress": "192.168.1.1:8848",
      "OriginInstanceName": "test",
      "OriginInstanceNamespace": "fsdfsdfdsf",
      "TargetInstanceId": "mse-cn-zv*****",
      "TargetClusterName": "multiple-nacos",
      "TargetClusterUrl": "mse-f1******-nacos-ans.mse.aliyuncs.com:8848",
      "ProjectDesc": "test",
      "GmtCreate": "2022-01-07T10:07:57.000+0000",
      "GmtModified": "2021-12-30T06:41:52.000+0000",
      "SyncType": ""
    }
  ],
  "PageSize": 10,
  "PageNumber": 1,
  "TotalCount": 2,
  "RequestId": "451EBE59-5F33-5B15-83C1-78593B9*****",
  "Message": "The request was successfully processed.\n",
  "ErrorCode": "mse-100-000",
  "Success": true
}

Error codes

HTTP status code

Error code

Error message

Description

400 IllegalRequest Invalid request:%s Invalid request: %s
400 InvalidParameter Parameter error:%s Request parameter error: %s
500 InternalError Console error. Try again later:%s Console error. Try again later: %s
403 NoPermission You are not authorized to perform this operation:%s You do not have the permission to use this interface:%s
404 NotFound Not found:%s The resource does not exist:%s

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.