Table of Contents
Overview.........................................................................................................2
Vocabulary......................................................................................................4
Introduction....................................................................................................5
UEC elements.................................................................................................8
Cloud Controller.............................................................................................................................8
Walrus Storage Controller.............................................................................................................9
Elastic Block Storage Controller....................................................................................................9
Cluster Controller...........................................................................................................................9
Node Controller...........................................................................................................................10
Security and networking .............................................................................11
Authentication and Authorization.................................................................................................11
Authentication and authorization of users................................................................................11
Networking ..................................................................................................................................12
SYSTEM Mode........................................................................................................................12
STATIC Mode..........................................................................................................................12
MANAGED Mode.....................................................................................................................12
MANAGED-NOVLAN Mode.....................................................................................................13
Machine InstanceIsolation...........................................................................................................14
OS Isolation..............................................................................................................................14
Hypervisor machine Isolation...................................................................................................14
Amazon EC2 API..........................................................................................15
Hardware considerations.............................................................................16
Minimal hardware requirements.................................................................................................17
References....................................................................................................18
Ubuntu Enterprise Cloud Architecture 3 www.canonical.com