{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/amazon-iot-greengrass/refs/heads/main/json-schema/iot-greengrass-deployment-component-update-policy-schema.json",
  "title": "DeploymentComponentUpdatePolicy",
  "description": "<p>Contains information about a deployment's policy that defines when components are safe to update.</p> <p>Each component on a device can report whether or not it's ready to update. After a component and its dependencies are ready, they can apply the update in the deployment. You can configure whether or not the deployment notifies components of an update and waits for a response. You specify the amount of time each component has to respond to the update notification.</p>",
  "type": "object",
  "properties": {
    "timeoutInSeconds": {
      "allOf": [
        {
          "$ref": "#/components/schemas/OptionalInteger"
        },
        {
          "description": "<p>The amount of time in seconds that each component on a device has to report that it's safe to update. If the component waits for longer than this timeout, then the deployment proceeds on the device.</p> <p>Default: <code>60</code> </p>"
        }
      ]
    },
    "action": {
      "allOf": [
        {
          "$ref": "#/components/schemas/DeploymentComponentUpdatePolicyAction"
        },
        {
          "description": "<p>Whether or not to notify components and wait for components to become safe to update. Choose from the following options:</p> <ul> <li> <p> <code>NOTIFY_COMPONENTS</code> \u2013 The deployment notifies each component before it stops and updates that component. Components can use the <a href=\"https://docs.aws.amazon.com/greengrass/v2/developerguide/interprocess-communication.html#ipc-operation-subscribetocomponentupdates\">SubscribeToComponentUpdates</a> IPC operation to receive these notifications. Then, components can respond with the <a href=\"https://docs.aws.amazon.com/greengrass/v2/developerguide/interprocess-communication.html#ipc-operation-defercomponentupdate\">DeferComponentUpdate</a> IPC operation. For more information, see <a href=\"https://docs.aws.amazon.com/greengrass/v2/developerguide/create-deployments.html\">Create deployments</a> in the <i>IoT Greengrass V2 Developer Guide</i>.</p> </li> <li> <p> <code>SKIP_NOTIFY_COMPONENTS</code> \u2013 The deployment doesn't notify components or wait for them to be safe to update.</p> </li> </ul> <p>Default: <code>NOTIFY_COMPONENTS</code> </p>"
        }
      ]
    }
  }
}