9. Governance Project Policy Board (PPB)
Project technical leads (PTLs)
elect (one per core project, currently 5)
Developers
Community-elected members (5)
elects
Wider
« community »
Rackspace-appointed seats (4)
appoints
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12. Development cycle
Design, blueprint creation
Design Summit, 3 days to discuss and brainstorm
PTLs define cycle targets
6 months
Feature milestones every 4 weeks
Last feature milestone, no more features allowed
Release branch is cut, next cycle starts
Final release
13. Journey of a feature
Write Code Pre-merge Postmerge Milestone Final
Design tests Release
code review tests Release
feature branch
trunk
14. OpenStack projects
Nova (compute)
Glance (image service)
Core Swift (storage)
Keystone (common authentication)
« Dashboard » (web UI)
Incubation
Quantum (virtual network service)
Related
15. Swift (OpenStack Object Storage)
Object storage
RESTful interface
Objects in containers in accounts
No object size limit
3+ replication factor in separate « zones »
Stable and deployed in production
16. Swift main components
Object server
Proxy server
Swift API Container server
Account server
17. Swift: scales horizontally
No central index, independent API servers
Object location is derived from its name
Uses commodity hardware
18. Coming up in Diablo...
Container synchronization across clusters
Integration with Keystone authentication
Node load balancing on HEAD/GET
« X-Newest: true » to get newest version
19. Glance (OpenStack Image service)
Disk images and associated metadata
Discover, register and retrieve
Multiple disk formats :
raw, VHD, vmdk, vdi, qcow2, aki, ari, ami
Multiple container formats :
ovf, bare, aki, ari, ami
20. Glance architecture
Swift
glance
CLI tool S3
glance-api
glance.client Glance API HTTP
Python library
Local FS
Images
... ...
Registry API
glance-registry ...
SQL
Metadata
21. Glance: is very pluggable
Swift
glance
CLI tool S3
glance-api
glance.client Glance API HTTP
Python library
Local FS
Images
... ...
Registry API
glance-registry ...
SQL
Metadata
22. Coming up in Diablo...
Limiting, paging, filtering, ordering results
Local filesystem LRU cache
Delayed deletion of images
Integration with Keystone authentication
Sharing images between tenants
Notification system
New ISO disk format
23. Nova (OpenStack Compute)
« VMs one API call away »
Highly-modular framework
Still quickly evolving
Already deployed in private clouds (NASA)
In alpha at Rackspace and HP public clouds
24. Nova components
Scheduler node
Compute node
API node
RabbitMQ
Network node
Network node
Volume node
Object server
Datastore
25. Nova: is highly modular
WSGI middleware
API node Network node
Flat, FlatDHCP, Vlan
EC2/OpenStack API
IPv4 / IPv6
Keystone/standalone auth
Pluggable
QEMU, KVM, UML, LXC
Scheduler node Compute node Xen and XenServer
Chance
Zone-aware
Hyper-V
VMware vSphere
AMQP
Local LVM volume groups
Volume node iSCSI
Sheepdog
Sqlite
HP/Lefthand SANs
Datastore MySQL
Postgres Object server
26. Coming up in Diablo...
Distributed scheduling across zones
Snapshot, clone and boot from volumes
Integration with Keystone authentication
OpenStack API 1.1
Configuration drive
KVM Pause/Suspend support
Instance migration
Notification system
Instance types and capabilities-based scheduling
Multiple NICs
KVM Block migration support
HA mode for FlatDHCP network model
Support for Virtual Storage Arrays
Global firewall rules
Support for multiple volume types
Quantum NaaS integration points
Floating IPs in OpenStack API
27. Keystone (OpenStack Identity)
Unified tenants / accounts for all services
Swift
Glance keystone-manage
Session API Keystone Admin API
Nova
API servers
...
SQL LDAP
