OpenStackOpen as in « Open »

Thierry CarrezRelease Manager, OpenStack

Open

Open source

Open design

Open development

Open community

Governance

Developers

electProject technical leads (PTLs)(one per core project, currently 5)

Wider« community »

elects

appoints

Community-elected members (5)

Rackspace-appointed seats (4)

Project Policy Board (PPB)

A young project

March 2010: Decision to open source Rackspace Cloud

May 2010: NASA open sources Nebula platform

June 2010: OpenStack formed

July 2010: First design summit in Austin

October 2010: First release (2010.1, codenamed « Austin »)

February 2011: 2011.1 « Bexar » released

April 2011: 2011.2 « Cactus » released

September 2011

140 developers

Development cycle 6

mo

nth

s

Design, blueprint creation

Design Summit, 3 days to discuss and brainstorm

PTLs define cycle targets

Feature milestones every 4 weeks

Last feature milestone, no more features allowed

Release branch is cut, next cycle starts

Final release

Journey of a feature

trunk

feature branch

Design Write code

Code review

Milestone Release

Final Release

Pre-merge tests

Postmerge tests

OpenStack projects

Nova (compute) Glance (image service) Swift (storage)Core

Incubation

Related

Keystone (common authentication) « Dashboard » (web UI)

Quantum (virtual network service)

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

Swift main components

Proxy server

Account server

Container server

Object server

Swift API

Swift: scales horizontally

No central index, independent API servers Object location is derived from its name Uses commodity hardware

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

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

Glance architecture

glance-apiGlance API

glanceCLI tool

glance.clientPython library

Reg

istry AP

I

glance-registry

...

...

SQL

S3

HTTP

Local FS

Swift

Images

Metadata

...

Glance: is very pluggable

glance-apiGlance API

glanceCLI tool

glance.clientPython library

Reg

istry AP

I

glance-registry

...

...

SQL

S3

HTTP

Local FS

Swift

Images

Metadata

...

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

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

Object server

Nova components

Network node

RabbitMQAPI node

Scheduler node

Network node

Compute node

Volume node

Datastore

Object server

Nova: is highly modular

Datastore

API node

Scheduler node

Network node

Compute node

Volume node

WSGI middleware EC2/OpenStack API Keystone/standalone auth

Pluggable Chance Zone-aware

AMQP

Sqlite MySQL Postgres

Flat, FlatDHCP, Vlan IPv4 / IPv6

QEMU, KVM, UML, LXC Xen and XenServer Hyper-V VMware vSphere

Local LVM volume groups iSCSI Sheepdog HP/Lefthand SANs

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

Keystone (OpenStack Identity)

Keystone

Swift

Glance keystone-manage

...

SQL

NovaAPI servers

LDAP

Session API Admin API

Unified tenants / accounts for all services

“Dashboard” (OpenStack Web UI)

Django module to build web UIs

Swift

Glance

NovaAPI servers

OpenStack is... you, us

http://launchpad.net/openstackhttp://wiki.openstack.orghttp://planet.openstack.org

IRC (Freenode)#openstack#openstack-dev

Mailing-listhttps://launchpad.net/~openstack

Questions ?

thierry@openstack.orghttp://fnords.wordpress.comFollow @tcarrez