Deep Dive: Openstack Nova Rescue Mode with XenAPI / XenServer
Based on currently available code ( a77c0c50166aac04f0707af25946557fbd43ad44 2012-11-02) This is a deep dive into what happens (and where in the code) during a rescue/unrescue scenario with a Nova configuration that is backed by XenServer/XenAPI. Hopefully the methods used in Nova’s code will not change over time, and this guide will remain good starting point. Rescue nova-api receives a rescue request. A new admin password is generated via utils.generate_password meeting FLAGS.password_length length requirement....