openapi: 3.1.0
info:
  title: Workday Extend Workday Custom Objects App Configurations Orchestration Executions API
  description: APIs for defining and managing custom objects that extend Workday's data model to meet specific business needs. When new custom objects and business processes are built, a public REST API is automatically created for other developers and processes to use. Supports both single-instance and multi-instance custom objects attached to standard Workday business objects such as workers and organizations.
  version: v1
  contact:
    name: Workday Developer Support
    url: https://support.developer.workday.com/s/
  termsOfService: https://www.workday.com/en-us/legal.html
servers:
- url: https://{baseUrl}/api/customObjects/v1/{tenant}
  description: Workday Custom Objects API Server
  variables:
    baseUrl:
      default: api.workday.com
    tenant:
      default: tenant
security:
- OAuth2:
  - customObjects:manage
tags:
- name: Orchestration Executions
  description: Operations for triggering orchestration runs, monitoring execution status, and retrieving execution results.
paths:
  /orchestrations/{orchestrationId}/executions:
    get:
      operationId: listOrchestrationExecutions
      summary: Workday Extend List orchestration executions
      description: Returns a collection of execution records for the specified orchestration, including completed, running, and failed executions.
      tags:
      - Orchestration Executions
      parameters:
      - $ref: '#/components/parameters/orchestrationId'
      - $ref: '#/components/parameters/limit'
      - $ref: '#/components/parameters/offset'
      - name: status
        in: query
        description: Filter by execution status
        schema:
          type: string
          enum:
          - running
          - completed
          - failed
          - cancelled
      responses:
        '200':
          description: Successful response with execution records
          content:
            application/json:
              schema:
                type: object
                properties:
                  total:
                    type: integer
                  data:
                    type: array
                    items:
                      $ref: '#/components/schemas/OrchestrationExecution'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
    post:
      operationId: launchOrchestration
      summary: Workday Extend Launch an orchestration execution
      description: Triggers a new execution of the specified orchestration. Supports passing input parameters that are mapped to the orchestration's defined inputs. This endpoint can be called from external systems to remotely trigger orchestration workflows.
      tags:
      - Orchestration Executions
      parameters:
      - $ref: '#/components/parameters/orchestrationId'
      requestBody:
        required: false
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/OrchestrationLaunch'
      responses:
        '202':
          description: Orchestration execution initiated successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrchestrationExecution'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
  /orchestrations/{orchestrationId}/executions/{executionId}:
    get:
      operationId: getOrchestrationExecution
      summary: Workday Extend Retrieve an orchestration execution
      description: Returns the details of a specific orchestration execution including its status, step results, input and output data, and timing information.
      tags:
      - Orchestration Executions
      parameters:
      - $ref: '#/components/parameters/orchestrationId'
      - $ref: '#/components/parameters/executionId'
      responses:
        '200':
          description: Successful response with execution details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrchestrationExecution'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
  /orchestrations/{orchestrationId}/executions/{executionId}/cancel:
    post:
      operationId: cancelOrchestrationExecution
      summary: Workday Extend Cancel an orchestration execution
      description: Cancels a running orchestration execution. Steps that are currently in progress may complete before cancellation takes effect.
      tags:
      - Orchestration Executions
      parameters:
      - $ref: '#/components/parameters/orchestrationId'
      - $ref: '#/components/parameters/executionId'
      responses:
        '200':
          description: Execution cancellation initiated
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrchestrationExecution'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
components:
  responses:
    Forbidden:
      description: Insufficient permissions
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    Unauthorized:
      description: Authentication required
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    BadRequest:
      description: Invalid request parameters
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    NotFound:
      description: Resource not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
  parameters:
    offset:
      name: offset
      in: query
      description: Number of results to skip for pagination
      schema:
        type: integer
        default: 0
    executionId:
      name: executionId
      in: path
      required: true
      description: The unique identifier of the orchestration execution
      schema:
        type: string
    orchestrationId:
      name: orchestrationId
      in: path
      required: true
      description: The unique identifier of the orchestration
      schema:
        type: string
    limit:
      name: limit
      in: query
      description: Maximum number of results to return
      schema:
        type: integer
        default: 20
        maximum: 100
  schemas:
    ResourceReference:
      type: object
      properties:
        id:
          type: string
          description: The Workday ID of the referenced resource
        descriptor:
          type: string
          description: The display name of the referenced resource
        href:
          type: string
          format: uri
          description: The API resource URL
    OrchestrationLaunch:
      type: object
      properties:
        input:
          type: object
          additionalProperties: true
          description: Input parameters to pass to the orchestration. The keys must match the orchestration's defined input parameter names.
    ErrorResponse:
      type: object
      properties:
        error:
          type: string
          description: Error code identifying the type of error
        message:
          type: string
          description: Human-readable error message
    OrchestrationExecution:
      type: object
      properties:
        id:
          type: string
          description: Unique identifier for the execution
        orchestration:
          $ref: '#/components/schemas/ResourceReference'
        status:
          type: string
          enum:
          - running
          - completed
          - failed
          - cancelled
          description: Current status of the execution
        triggeredBy:
          type: string
          enum:
          - api
          - event
          - schedule
          - business_process
          - manual
          description: How the execution was triggered
        input:
          type: object
          additionalProperties: true
          description: Input parameters provided to the execution
        output:
          type: object
          additionalProperties: true
          description: Output data produced by the execution
        startedOn:
          type: string
          format: date-time
          description: Timestamp when the execution started
        completedOn:
          type: string
          format: date-time
          description: Timestamp when the execution completed
        durationMs:
          type: integer
          description: Execution duration in milliseconds
        stepsCompleted:
          type: integer
          description: Number of steps completed in this execution
        stepsTotal:
          type: integer
          description: Total number of steps in this execution
        errorMessage:
          type: string
          description: Error message if the execution failed
        href:
          type: string
          format: uri
  securitySchemes:
    OAuth2:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://{baseUrl}/authorize
          tokenUrl: https://{baseUrl}/oauth2/{tenant}/token
          scopes:
            customObjects:manage: Manage custom object definitions and instances
            customObjects:read: Read custom object data
externalDocs:
  description: Workday Custom Objects Documentation
  url: https://doc.workday.com/extend/custom-objects/