$schema: "http://json-schema.org/draft-07/schema#"
title: "Fetch ML Worker Configuration"
type: object
additionalProperties: false
required:
  - base_path
  - worker_id
  - redis_addr
  - podman_image
  - container_workspace
  - container_results
  - train_script
properties:
  host:
    type: string
    description: SSH host for remote worker
  user:
    type: string
    description: SSH user for remote worker
  ssh_key:
    type: string
    description: Path to SSH private key
  port:
    type: integer
    minimum: 1
    maximum: 65535
    description: SSH port
  base_path:
    type: string
    description: Base path for worker operations
  train_script:
    type: string
    description: Path to training script
  redis_addr:
    type: string
    description: Redis server address
  redis_password:
    type: string
    description: Redis password
  redis_db:
    type: integer
    minimum: 0
    default: 0
    description: Redis database number
  known_hosts:
    type: string
    description: Path to SSH known hosts file
  worker_id:
    type: string
    minLength: 1
    description: Unique worker identifier
  max_workers:
    type: integer
    minimum: 1
    description: Maximum number of concurrent workers
  poll_interval_seconds:
    type: integer
    minimum: 1
    description: Polling interval in seconds
  local_mode:
    type: boolean
    default: false
    description: Run in local mode without SSH
  resources:
    type: object
    description: Resource configuration
    additionalProperties: false
    properties:
      max_workers:
        type: integer
        minimum: 1
      desired_rps_per_worker:
        type: integer
        minimum: 1
      requests_per_sec:
        type: integer
        minimum: 1
      podman_cpus:
        type: string
      podman_memory:
        type: string
      request_burst:
        type: integer
        minimum: 1
  auth:
    type: object
    description: Authentication configuration
    additionalProperties: true
  metrics:
    type: object
    description: Metrics configuration
    additionalProperties: false
    properties:
      enabled:
        type: boolean
        default: false
      listen_addr:
        type: string
        default: ":9100"
  metrics_flush_interval:
    type: string
    description: Duration string (e.g., "500ms")
    default: "500ms"
  data_manager_path:
    type: string
    description: Path to data manager
    default: "./data_manager"
  auto_fetch_data:
    type: boolean
    default: false
    description: Automatically fetch data
  data_dir:
    type: string
    description: Data directory
  dataset_cache_ttl:
    type: string
    description: Dataset cache TTL duration
    default: "30m"
  podman_image:
    type: string
    minLength: 1
    description: Podman image to use
  container_workspace:
    type: string
    description: Container workspace path
  container_results:
    type: string
    description: Container results path
  gpu_access:
    type: boolean
    default: false
    description: Enable GPU access
  task_lease_duration:
    type: string
    description: Task lease duration
    default: "30m"
  heartbeat_interval:
    type: string
    description: Heartbeat interval
    default: "1m"
  max_retries:
    type: integer
    minimum: 0
    default: 3
    description: Maximum retry attempts
  graceful_timeout:
    type: string
    description: Graceful shutdown timeout
    default: "5m"