Updated on 2026-06-30 GMT+08:00

API Overview

OMS provides version query APIs and task management APIs.

Table 1 OMS APIs

API

Description

Obtaining a Project ID and Task ID

Query a project ID and task ID.

List API Versions

Query all API versions of OMS.

Query an API Version

Query a specified API version of OMS.

List Migration Tasks

Query information about all tasks under a user account.

Query a Migration Task with a Specified ID

Query details about a migration task with a specified ID.

Creating a Migration Task

Create a migration task.

Start a Migration Task

Start a migration task after the migration task has been paused or failed.

Pause a Migration Task

Stop a migration task that is in the Migrating state.

Delete a Migration Task

Delete a migration task based on its ID.

Update the Traffic Limiting Rules of a Migration Task

Update the traffic limiting rules for a migration task before the task is complete.

Update Tasks in Batches

Update migration tasks in batches. You can update all migration tasks in a migration task group or specify IDs of migration tasks to update them in batches.

List Migration Task Groups

List all migration task groups in an account.

Create a Migration Task Group

Create a migration task group. After a migration task group is created, migration tasks are automatically created in the task group. You do not need to manually call APIs to create migration tasks.

Query a Migration Task Group with a Specified ID

Query the information about a migration task group with a specified ID.

Delete a Migration Task Group with a Specified ID

Delete a migration task group.

Pause a Migration Task Group with a Specified ID

Pause a migration task group when it is in Creating or Monitoring status.

Resume a Migration Task Group with a Specified ID

Resume a paused migration task group with a specified ID.

Restarting a Failed Migration Task Group with a Specified ID

Restart a failed migration task group with a specified ID.

Modify Traffic Limiting Rules for a Migration Task Group

Update the traffic limiting rules for a migration task group before it is completed.

List Objects in a Bucket

List objects in a bucket.

Query the CDN Information of a Bucket

Query the CDN information of a bucket.

Query the Bucket List

List all buckets.

Query the Region of a Bucket

Query the region of a bucket.

Check Whether There Are Objects with a Specified Prefix in a Source Bucket

Check whether there are objects with a specified prefix in a source bucket.

Query Supported Cloud Vendors

Query supported cloud vendors.

Query Regions Supported for a Cloud Vendor

Query regions supported for a cloud vendor.