openapi: 3.0.3
info:
  title: Apache Hadoop REST APIs WebHDFS YARN Nodes API
  description: Aggregated OpenAPI definition for the public REST APIs exposed by Apache Hadoop. Includes WebHDFS for filesystem operations and the YARN ResourceManager for cluster, application, and node management.
  version: stable
  contact:
    name: Apache Hadoop
    url: https://hadoop.apache.org/
  license:
    name: Apache License 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0
servers:
- url: http://{host}:{port}
  description: Hadoop service host
  variables:
    host:
      default: localhost
    port:
      default: '50070'
tags:
- name: YARN Nodes
  description: Cluster node listing and resource updates.
paths:
  /ws/v1/cluster/nodes:
    get:
      summary: List nodes
      operationId: listNodes
      tags:
      - YARN Nodes
      responses:
        '200':
          description: Node list
  /ws/v1/cluster/nodes/{nodeid}:
    get:
      summary: Node details
      operationId: getNode
      tags:
      - YARN Nodes
      parameters:
      - name: nodeid
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Node details