openapi: 3.0.3
info:
  title: Xiaomi Galaxy FDS Access Control Authentication API
  description: Xiaomi Galaxy File Data Storage (FDS) is a cloud object storage service providing a RESTful API for managing files and objects. It supports bucket management, object CRUD operations, access control lists, multipart uploads, and CDN prefetch/refresh operations across multiple regional data centers.
  version: 1.0.0
  contact:
    name: Xiaomi FDS Support
    url: https://docs.api.xiaomi.com/en/fds/
servers:
- url: https://cnbj0.fds.api.xiaomi.com
  description: China Beijing region
- url: https://awsbj0.fds.api.xiaomi.com
  description: China Beijing region (AWS)
- url: https://awssgp0.fds.api.xiaomi.com
  description: Singapore region
security:
- hmacAuth: []
tags:
- name: Authentication
paths:
  /checkPassword:
    get:
      operationId: checkUserPassword
      summary: Verify User Password
      description: Triggers a password verification flow for the specified Xiaomi user. Sends a callback to the provided HTTPS URL with the verification result and authorization code.
      tags:
      - Authentication
      parameters:
      - name: clientId
        in: query
        required: true
        description: The allocated application client ID.
        schema:
          type: integer
          format: int64
      - name: xmUserId
        in: query
        required: true
        description: The Xiaomi user ID to verify.
        schema:
          type: integer
          format: int64
      - name: callback
        in: query
        required: true
        description: HTTPS callback URL for receiving the verification result.
        schema:
          type: string
          format: uri
      responses:
        '200':
          description: Password check initiated. Result sent to callback URL.
        '400':
          description: Bad request. Invalid parameters.
components:
  securitySchemes:
    hmacAuth:
      type: http
      scheme: custom
      description: HMAC-based signature authentication. Requests must include a Date header and Authorization header with HMAC-SHA1 signature.