references/meter-operators/SCRIPT_CORRELATOR.json

{
  "key": "SCRIPT_CORRELATOR",
  "nodeType": "PROCESSOR",
  "operatorType": "SCRIPT_CORRELATOR",
  "metadata": {
    "startEventField": null,
    "startEventValue": null,
    "stopEventField": null,
    "stopEventValue": null,
    "timeoutDuration": "1 day",
    "groupFields": [],
    "language": "javascript",
    "source": null,
    "schemaId": null
  },
  "label": "Script Correlator",
  "hints": {
    "language": "javascript | PYTHON"
  },
  "assumptions": [
    {
      "path": "timeoutDuration",
      "value": "1 day",
      "reason": "Correlation sessions expire after 1 day if no stop event is received.",
      "confidence": 0.75
    },
    {
      "path": "language",
      "value": "javascript",
      "reason": "JavaScript is the default scripting language; Python is also supported.",
      "confidence": 0.85
    }
  ],
  "blockers": [
    {
      "path": "language",
      "message": "SCRIPT_CORRELATOR language is required. Which scripting language? ('javascript' or 'python')"
    },
    {
      "path": "source",
      "message": "SCRIPT_CORRELATOR source code is required. Provide the correlation script (handles start/stop events and accumulates session state)."
    },
    {
      "path": "startEventField",
      "message": "SCRIPT_CORRELATOR startEventField is required. Which field identifies the session start event?"
    },
    {
      "path": "startEventValue",
      "message": "SCRIPT_CORRELATOR startEventValue is required. What value marks a session start?"
    },
    {
      "path": "stopEventField",
      "message": "SCRIPT_CORRELATOR stopEventField is required. Which field identifies the session stop event?"
    },
    {
      "path": "stopEventValue",
      "message": "SCRIPT_CORRELATOR stopEventValue is required. What value marks a session end?"
    },
    {
      "path": "groupFields",
      "message": "SCRIPT_CORRELATOR groupFields is required. Which fields define the session correlation key? (e.g. [\"sessionId\"])"
    },
    {
      "path": "schemaId",
      "message": "SCRIPT_CORRELATOR schemaId is required. Which output schema should the correlated events conform to? (get the ID from the Schema Registry)"
    }
  ]
}