Just One Pure Coder
Authorization / Session Cross Domain & SSO
by leelight · Published October 27, 2020 · Last modified May 11, 2021
如果accessToken放Client端，refreshToken存储在服务器，那么会违背微服务的无状态构架初衷。 accessToken和refreshToken统一放在Client端，可以遵循微服务无状态构架。 两种情况都可以通过accessToken来延长refreshToken，做到长时间保持登录状态的需求。
在传统的单服务架构中，一般来说，只有一个服务器，那么不存在 Session 共享问题，但是在分布式/集群项目中，Session 共享则是一个必须面对的问题，先看一个简单的架构图：
by leelight · Published December 18, 2018 · Last modified December 19, 2018
有朋友问： 微信如何实现手机端、PC端同时登录，同时收消息？ 微信能不能实现，换一个手机，仍能拉取到历史消息？ 这是多点登录和消息漫游的问题。
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