views.py 文件源码

def metrics(request, id):
    node = Node.find_by_id(id)
    if not node or not request.user.administrator:
        raise PermissionDenied()

    client = NodeClient(node.address + ":9000")
    ok, metrics = client.get_state()
    if not ok:
        messages.add_message(request, messages.WARNING, 'The node at {} was unreachable'.format(node.address))

    return render(request, 'nodes/metrics.html', { "node": node, "metrics": metrics})