1， 生成patch 文件

    diff -crN  abcdef.py  getting.py > xfire-patch.diff

2，打补丁 操作

     patch  -p0 < xfire-patch.diff 

3，校验MD5

    root@HSCloudNode001:/opt# md5sum abcdef.py  getting.py 
    472d91f4ae82f78a4c5581ce56467de8  abcdef.py
    472d91f4ae82f78a4c5581ce56467de8  getting.py

本文转自 swq499809608 51CTO博客，原文链接:http://blog.51cto.com/swq499809608/1225801