Get a controller

Introduced 2.12

Use this API to retrieve information about a controller for a model by model ID.

Path and HTTP methods

  1. GET /_plugins/_ml/controllers/<model_id>

Path parameters

The following table lists the available path parameters.

ParameterData typeDescription
model_idStringThe model ID of the model for which to retrieve the controller.

Example request

  1. GET /_plugins/_ml/controllers/T_S-cY0BKCJ3ot9qr0aP

copy

Example response

  1. {
  2.   "model_id": "T_S-cY0BKCJ3ot9qr0aP",
  3.   "user_rate_limiter": {
  4.     "user1": {
  5.       "limit": "4",
  6.       "unit": "MINUTES"
  7.     },
  8.     "user2": {
  9.       "limit": "4",
  10.       "unit": "MINUTES"
  11.     }
  12.   }
  13. }

If there is no controller defined for the model, OpenSearch returns an error:

  1. {
  2.   "error": {
  3.     "root_cause": [
  4.       {
  5.         "type": "status_exception",
  6.         "reason": "Failed to find model controller with the provided model ID: T_S-cY0BKCJ3ot9qr0aP"
  7.       }
  8.     ],
  9.     "type": "status_exception",
  10.     "reason": "Failed to find model controller with the provided model ID: T_S-cY0BKCJ3ot9qr0aP"
  11.   },
  12.   "status": 404
  13. }

Response fields

For response field descriptions, see Create Controller API request fields.

Required permissions

If you use the Security plugin, make sure you have the appropriate permissions: cluster:admin/opensearch/ml/controllers/get.