Smol Machines

Smol Machines health API

Health, probes, and metrics

GitHub OpenAPI

Operations 4

GET /health #
GET /livez #
GET /metrics #
GET /readyz #

Documentation

📖
Documentation
https://smolmachines.com/docs/cloud-api

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/smol-machines/refs/heads/main/openapi/smol-machines-health-api-openapi.yml

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OpenAPI Specification

smol-machines-health-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: smolfleet apikeys Health API
  description: Control plane for smolvm — deploy and run machines across a cluster.
  license:
    name: Apache-2.0
  version: 0.1.0
servers:
- url: https://api.smolmachines.com
  description: Hosted smolfleet
tags:
- name: health
  description: Health, probes, and metrics
paths:
  /health:
    get:
      tags:
      - health
      operationId: health_check
      responses:
        '200':
          description: Cluster health
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ClusterHealth'
  /livez:
    get:
      tags:
      - health
      operationId: livez
      responses:
        '200':
          description: Process is alive
  /metrics:
    get:
      tags:
      - health
      operationId: metrics
      responses:
        '200':
          description: Prometheus metrics (text)
  /readyz:
    get:
      tags:
      - health
      operationId: readyz
      responses:
        '200':
          description: Ready to serve
        '503':
          description: State backend unreachable
components:
  schemas:
    ClusterHealth:
      type: object
      required:
      - clusterId
      - version
      - nodesTotal
      - nodesReady
      - appsTotal
      - poolsTotal
      - uptimeSecs
      properties:
        appsTotal:
          type: integer
          format: int32
          minimum: 0
        clusterId:
          type: string
        nodesReady:
          type: integer
          format: int32
          minimum: 0
        nodesTotal:
          type: integer
          format: int32
          minimum: 0
        poolsTotal:
          type: integer
          format: int32
          minimum: 0
        uptimeSecs:
          type: integer
          format: int64
          minimum: 0
        version:
          type: string