k8s-pilot

Instructions

Implementation Reference

• tools/pv.py:82-101 (handler)

  The main handler function for the 'pv_update' tool. It reads the PersistentVolume, updates its labels via patch, and returns the status. Registered via @mcp.tool() decorator.

  @mcp.tool()
  @use_current_context
  @check_readonly_permission
  def pv_update(context_name: str, name: str, labels: dict):
      """
      Update an existing PersistentVolume's metadata (e.g., labels).
  
      Args:
          context_name: The Kubernetes context name
          name: The PersistentVolume name
          labels: New labels to apply to the PersistentVolume
  
      Returns:
          Status of the update operation
      """
      core_v1: CoreV1Api = get_api_clients(context_name)["core"]
      pv = core_v1.read_persistent_volume(name=name)
      pv.metadata.labels = labels
      updated_pv = core_v1.patch_persistent_volume(name=name, body={"metadata": {"labels": labels}})
      return {"name": updated_pv.metadata.name, "status": "Updated", "labels": updated_pv.metadata.labels}