Backstage

Backstage Dynamic Feature Service API

The Backstage dynamic feature service reports the dynamically loaded frontend and backend remotes present in a running Backstage instance. It is the introspection surface behind dynamic plugin loading, served by @backstage/backend-dynamic-feature-service at /api/.backstage/dynamic-features, and its OpenAPI is published first-party in the Backstage monorepo.

Documentation GitHub OpenAPI

Operations 1

GET /remotes #

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OpenAPI Specification

openapi: 3.1.0
info:
  title: .backstage/dynamic-features
  version: '1'
  description: The Backstage backend plugin that serves the frontend plugins module federation manifests and assets
  license:
    name: Apache-2.0
    url: http://www.apache.org/licenses/LICENSE-2.0.html
  contact: {}
servers:
  - url: /
components:
  examples: {}
  headers: {}
  parameters: {}
  requestBodies: {}
  responses:
    RemotesResponse:
      description: List of Module Federation Remotes exposed by the backend
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Remotes'

    ErrorResponse:
      description: An error response from the backend.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'

  schemas:
    Remotes:
      type: array
      items:
        $ref: '#/components/schemas/Remote'

    Remote:
      description: Definition of a frontend plugin Module Federation remote served by the backend
      type: object
      properties:
        packageName:
          description: Name of the package exposed through this Module Federation remote
          type: string
        remoteInfo:
          $ref: '#/components/schemas/RemoteInfo'

        exposedModules:
          description: Names of modules exposed by this module federation remote
          type: array
          items:
            type: string
      required:
        - packageName
        - remoteInfo
        - exposedModules

    RemoteInfo:
      description: Definition of a frontend plugin Module Federation remote served by the backend
      externalDocs:
        url: https://module-federation.io/guide/basic/runtime.html#init
      type: object
      properties:
        name:
          description: Name of the module federation remote
          type: string
        entry:
          description: Remote entry, either the remote manifest file, or the remote entry Javascript file.
          type: string
        entryGlobalName:
          type: string
        shareScope:
          type: string
        type:
          type: string
          enum:
            [
              'var',
              'module',
              'assign',
              'assign-properties',
              'this',
              'window',
              'self',
              'global',
              'commonjs',
              'commonjs2',
              'commonjs-module',
              'commonjs-static',
              'amd',
              'amd-require',
              'umd',
              'umd2',
              'jsonp',
              'system',
            ]
      required:
        - 'name'
        - 'entry'

    Error:
      type: object
      properties:
        error:
          type: object
          properties:
            name:
              type: string
            message:
              type: string
            stack:
              type: string
            code:
              type: string
          required:
            - name
            - message
        request:
          type: object
          properties:
            method:
              type: string
            url:
              type: string
          required:
            - method
            - url
        response:
          type: object
          properties:
            statusCode:
              type: number
          required:
            - statusCode
      required:
        - error
        - response
      additionalProperties: {}
  securitySchemes:
    JWT:
      type: http
      scheme: bearer
      bearerFormat: JWT
paths:
  /remotes:
    get:
      operationId: GetRemotes
      description: Get the Module Federation remote definitions.
      responses:
        '200':
          $ref: '#/components/responses/RemotesResponse'
        '400':
          $ref: '#/components/responses/ErrorResponse'
        default:
          $ref: '#/components/responses/ErrorResponse'
      security:
        - {}
        - JWT: []
      parameters: []