RightLink is the instance side agent that supports RightScale‘s RightNet protocol.
Rightlink是一个支持RightNet协议的实例侧代理
The agent provides an improved and secure ability to leverage RightScale to manage large numbers of instances in the cloud.
这个代理提供一个改善的和安全的能力利用Rightscale来管理大量的云实例．
The RightLink agent communicates with the core RightScale systems using the Advanced Message Queuing Protocol (AMQP).
Rightlink代理使用AMQP协议和核心rightscale系统通信
RightNet leverages AMQP‘s Simple Authentication and Security Layer
(SASL) support to perform a basic session authentication to ensure that
the RightLink agent is talking to a legitimate RightScale core component
(a broker in our lingo).相当于中间人
怎么升级？
1. The cleanest and best way to move to v5 images is to find a
v5 ServerTemplate, clone it and make the modifications needed to
effectively duplicate the functionality you currently have. This will
work like a charm if you if you did your scripts right and took a
modular approach to deployment.
最干净和最好的方式是找到一个v5服务器版本，需要克隆并修改有效地复制当前你有的功能．这种方式非常有效如果你脚本没问题并且模块化你的部署．
2.另外一种方式：
Next option is to change the RightImage MCI you‘re using to a v5 one and relaunch.