views.py 文件源码

def check(request, id):
    node = Node.find_by_id(id)

    client = NodeClient(node.address + ":9000")
    ok, metrics = client.get_state()
    if ok:
        node.update(status="UP", last_update=datetime.datetime.now())
        messages.add_message(request, messages.INFO, 'The node was reachable')
    else:
        messages.add_message(request, messages.WARNING, 'The node at {} was unreachable'.format(node.address))
        node.update(status="DOWN", last_update=datetime.datetime.now())
    return HttpResponseRedirect(reverse("nodes:home"))