import bottle
import functools


private = bottle.Bottle()


@private.get('/')
def private_index():
    return 'Follow the white rabbit.';


@bottle.get('/')
def public_index():
    return 'Knock, Knock, Knock, Neo.';


def auth(callback):
    @functools.wraps(callback)
    def wrapper(*args, **kwargs):
        if bottle.request.remote_addr not in ('::1', '127.0.0.1'):
            bottle.abort(401, 'Go away!')
        else:
            return callback(*args, **kwargs)

    return wrapper


if __name__ == '__main__':
    private.install(auth)

    bottle.mount(prefix='/private', app=private)
    bottle.run(host=('::'), port=8000)