![naichuans](/assets/img/avatar_default.png)
xenapi is going to support pool-based multi-hosts OpenStack environments, this patch is used to remove dependency to the old aggregate-based-pools and add support to xenapi pool. Also include unit test changes. Updated configuring migrations document: https://docs.openstack.org/nova/latest/admin/configuring- migrations.html#configuring-migrations-xenserver-shared-storage Other related documents will be updated in another patch. Implements: blueprint live-migration-in-xapi-pool Change-Id: I2c492c46e85c1df96aa7fdc12cdee0b1c7ba775e