摘要：cinder-api启动过程学习Openstack中的xxx-api都是WSGI service，负责接收、分析、处理HTTP request，并返回response。其中最重要的两个Python package是paste.delopy和routes。前者负责查找、配置、启动WSG... 阅读全文

摘要：iptables is powerful and Openstack security group is implemented by iptables. I took a glance at iptables in Openstack when debugging a firewa... 阅读全文