Datadog Create a Monitor

arazzo: 1.0.1
info:
  title: Datadog Create a Monitor
  summary: Create a Datadog monitor, read it back, and validate the configuration.
  description: >-
    A foundational Datadog monitoring pattern. The workflow first validates the
    proposed monitor configuration without persisting it, then creates the
    monitor, and finally reads the created monitor back by its assigned ID to
    confirm the query, thresholds, and notification message were stored as
    intended. Every step spells out its request inline so the flow can be read
    and executed without opening the underlying OpenAPI description.
  version: 1.0.0
sourceDescriptions:
- name: datadogMonitorsApi
  url: ../openapi/datadog-monitors-openapi.yml
  type: openapi
workflows:
- workflowId: create-monitor
  summary: Validate, create, and read back a Datadog monitor.
  description: >-
    Validates a monitor configuration, creates the monitor, and then fetches it
    by the returned ID to confirm it was persisted correctly.
  inputs:
    type: object
    required:
    - type
    - query
    - name
    - message
    properties:
      type:
        type: string
        description: The monitor type (e.g. metric alert, query alert, service check).
      query:
        type: string
        description: The monitor query expression (e.g. avg:system.cpu.user{*} > 95).
      name:
        type: string
        description: A descriptive name for the monitor.
      message:
        type: string
        description: The notification message body sent when the monitor triggers.
      tags:
        type: array
        description: List of tags to associate with the monitor.
        items:
          type: string
      priority:
        type: integer
        description: The monitor priority level from 1 (highest) to 5 (lowest).
      critical:
        type: number
        description: The threshold value that triggers a CRITICAL alert.
      warning:
        type: number
        description: The threshold value that triggers a WARNING alert.
  steps:
  - stepId: validateConfig
    description: >-
      Validate the monitor configuration without creating it to surface any
      query or option errors before persisting the monitor.
    operationId: validateMonitor
    requestBody:
      contentType: application/json
      payload:
        type: $inputs.type
        query: $inputs.query
        name: $inputs.name
        message: $inputs.message
        tags: $inputs.tags
        priority: $inputs.priority
        options:
          thresholds:
            critical: $inputs.critical
            warning: $inputs.warning
    successCriteria:
    - condition: $statusCode == 200
  - stepId: createMonitor
    description: >-
      Create the monitor with the validated configuration. Datadog returns the
      full monitor including its newly assigned numeric ID.
    operationId: createMonitor
    requestBody:
      contentType: application/json
      payload:
        type: $inputs.type
        query: $inputs.query
        name: $inputs.name
        message: $inputs.message
        tags: $inputs.tags
        priority: $inputs.priority
        options:
          thresholds:
            critical: $inputs.critical
            warning: $inputs.warning
    successCriteria:
    - condition: $statusCode == 200
    outputs:
      monitorId: $response.body#/id
      monitorName: $response.body#/name
  - stepId: readBackMonitor
    description: >-
      Read the created monitor back by its ID to confirm the query, message,
      and thresholds were stored as intended.
    operationId: getMonitor
    parameters:
    - name: monitor_id
      in: path
      value: $steps.createMonitor.outputs.monitorId
    successCriteria:
    - condition: $statusCode == 200
    outputs:
      confirmedId: $response.body#/id
      confirmedQuery: $response.body#/query
      confirmedName: $response.body#/name
  outputs:
    monitorId: $steps.createMonitor.outputs.monitorId
    confirmedQuery: $steps.readBackMonitor.outputs.confirmedQuery