This document presents a functional architecture for community clouds. The architecture includes administrative users, departmental users, distributed applications, shared components like a self-service portal and middleware clients. It also includes components for identity management, business process management, service oriented architecture, and data/compute resource provisioning across multiple locations and resource pools.

1. Functional Architecture for Community Clouds Administrative
Users
Departmental Departmental Departmental
Users Users Users
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Admin
Distributed
Applications
Enterprise Enterprise Enterprise
Applications Applications Applications
Shared Components ( ) Self Service Portal Portal Environment
Cloud Lifecycle Middleware Clients
Service Oriented Business Process Identity
Architecture Management
User Interfaces
Management
Management
Systems
Warehouse
Management
Data
Application Servers/Middleware Event Processing/
Correlation
Event and Management
OS, Virtualization Repositories Virtualization
Compute
Provisioning
Storage
Network
NAS NAS NAS Provisioning
Location 1 Location 2 Location 3 Physical
Infrstructure
Resource Pools