Redis combat (xiv) Redis achieve Session Sharing

Preface

Login process flow:

1, the login page to submit username and password.

2, after a successful login generate token. Token JSESSIONID equivalent to the original, a string, uuid.

3, the user information stored redis. Key is the token, value is TbUser objects converted to json.

4, using the Save Session String type information. You can use "prefix: token" is key

5, set an expiration time of the key. Analog Session of the expiration time. General half an hour.

6, the token is written cookie.

7, Cookie requires cross-domain. For example www.jd.com \ sso.jd.com \ order.jd.com, you can use the tools.

8, Cookie expiration date. Close the browser to fail.

9, the login is successful.

Keep the session --Session sliding expiration

 

 

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