Function cancel_task

dash/mcp/tasks/tasks.py:174–193

Handle tasks/cancel — terminate the background job. Same underlying mechanism as the renderer's cancelJob query param.

(task_id: str)

def cancel_task(task_id: str) -> Any:
    """Handle tasks/cancel — terminate the background job.

    Same underlying mechanism as the renderer's cancelJob query param.
    """
    tool_name, job_id, _cache_key, created_at = parse_task_id(task_id)

    manager = _get_callback_manager(tool_name)
    if manager is None:
        raise MCPError("No background callback manager configured.")

    manager.terminate_job(job_id)

    return CancelTaskResult(
        taskId=task_id,
        status="cancelled",
        createdAt=created_at,
        lastUpdatedAt=datetime.now(timezone.utc),
        ttl=manager.expire * 1000 if manager.expire else None,
    )