OSDC 2013 | Tutorial and demonstration of failover from EC2 to OpenStack using Aeolus by Justin Clift
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The document is an introduction to OpenStack by Justin Clift, a senior software engineer at Red Hat, highlighting OpenStack's capabilities in creating scalable public and private clouds. It covers the key components of OpenStack, such as Nova for compute, Glance for image storage, Swift for object storage, Keystone for identity management, and Horizon for dashboard functionalities, while also mentioning related projects like Heat for orchestration. The presentation emphasizes OpenStack's modular architecture and integration capabilities, along with resources for getting started with the platform.
OSDC 2013 | Tutorial and demonstration of failover from EC2 to OpenStack using Aeolus by Justin Clift
- 1. OSDC.de 2013 Introduction to OpenStack Justin Clift Open Source & Standards Team @ RH 17 April 2013
- 2. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com Who is Justin Clift? ● Senior Software Engineer @ Red Hat ● Generally works in technical Community Building roles ● Moved to OSAS (Open Source and Standards) team in Red Hat ~1 month ago ● Expanding GlusterFS Community atm, by integrating it with complimentary projects ● OpenStack is present focus, other projects upcoming ● Suggestions for more good integration targets welcome :) ● @realjustinclift / jclift@redhat.com / justin@postgresql.org
- 3. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com So, what is this OpenStack thing all about?
- 4. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com
- 5. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.comCC-BY-SA flicker user docsearls http://www.flickr.com/photos/52614599@N00/285501241/
- 6. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com OpenStack view from the clouds... ● Building blocks for creating public / private clouds ● Massive scale ● Horizontally scalable services ● Illusion of infinite resources ● Rapid provisioning / tear down of resources ● Modular services with well defined APIs
- 7. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com Node Node Node Node NodeNode Node Node Node Node OpenStack Web UI OpenStack Core Services REST API AMQP
- 8. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.comCC-BY-SA flicker user r-butler http://www.flickr.com/photos/r-butler/5092400656/
- 9. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com What makes up OpenStack? Nova Compute Node Glance Image Service Swift Object Store Cinder Volume Service Keystone Identity Service Horizon Dashboard Quantum Networking
- 10. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com ● Schedules virtual machines to run on a set of nodes ● Similar in concept to Amazon EC2 ● Multiple hypervisor support: KVM, Xen, LXC, + more ● Storage: iSCSI, NetApp, Nexenta, XenSM, SAN ● Native OpenStack API + EC2 API Support Nova Compute Node Glance Image Service Swift Object Store Cinder Volume Service Keystone Identity Service Horizon Dashboard Quantum Networking Nova Compute Node
- 11. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com OpenStack Compute (Nova) API Compute, Volumes, EC2 API Compute, Volumes, EC2 API Compute, Volumes, EC2 QPID Database Scheduler Scheduler Scheduler Volume AMQP AMQP AMQP Compute libvirt KVM Network Compute libvirt KVM Network Compute libvirt KVM Network AMQP REST
- 12. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com ● Mechanism for storing and retrieving disk images ● Backends: Swift, S3, filesystem ● Image Types: raw, qcow2, vmdk, vhd, iso, ami/aki, ovf ● Public or private images & image sharing Nova Compute Node Glance Image Service Swift Object Store Cinder Volume Service Keystone Identity Service Horizon Dashboard Quantum Networking Glance Image Service
- 13. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com OpenStack Image Service (Glance) Glance API Glance API Glance API Glance Registry REST Glance Database
- 14. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com ● Mechanism for storing arbitrary data ● Similar to Amazon S3 (and supports S3 API) ● Data replication/redundancy ● Commodity Hardware (RAID etc not required) ● Linear performance (optimised for scale) Nova Compute Node Glance Image Service Swift Object Store Cinder Volume Service Keystone Identity Service Horizon Dashboard Quantum Networking Swift Object Store
- 15. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com OpenStack Object Storage (Swift) Swift API (Proxy Node) Swift API (Proxy Node) Swift API (Proxy Node) REST Storage NodeStorage Node Storage Node Replication (rsync based)
- 16. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com ● Self-service web UI for managing OpenStack services ● Modular Django web application ● Provides end-user and administrator interface ● Plugin architecture (so can support non-core projects) Nova Compute Node Glance Image Service Swift Object Store Cinder Volume Service Keystone Identity Service Horizon Dashboard Quantum Networking Horizon Dashboard
- 17. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com OpenStack Dashboard (Horizon)
- 18. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com ● Common authorization framework based on tokens ● Manages users, tenants, roles ● Provides service catalogs & endpoints ● Pluggable backends: SQL, PAM, LDAP, KVS Nova Compute Node Glance Image Service Swift Object Store Cinder Volume Service Keystone Identity Service Quantum Networking Keystone Identity Service Horizon Dashboard
- 19. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com OpenStack Identity Service (Keystone) Keystone API Token Identity Policy Catalog REST
- 20. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com ● Provides networking as a service ● Plugin architecture to allow integration with hardware based networking solutions ● Implements Software Defined Networks (SDN) ● Will replace Nova's Network Service Nova Compute Node Glance Image Service Swift Object Store Cinder Volume Service Keystone Identity Service Horizon Dashboard Quantum Networking Quantum Networking
- 21. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com ● Created from the Nova Volume service ● Provides block storage for runtime of instances ● Enables ability to do live migration of instances ● Similar to Amazon EBS ● GlusterFS support added in Grizzly Nova Compute Node Glance Image Service Swift Object Store Cinder Volume Service Keystone Identity Service Horizon Dashboard Quantum Networking Cinder Volume Service
- 22. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com OpenStack related projects : Heat API ● Orchestration of OpenStack deployments ● Integrates with all OpenStack core projects ● Converts a JSON template into a cloud application ● Implements well known template and API (AWS Cloudformation) ● Version your cloud applications like your software! ● Repeatable deployments, fully automated
- 23. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com ● Provides AWS CloudFormation and native ReST API ● Abstract configuration of services to single-template ● Monitoring/HA/Autoscaling features ● Was in OpenStack “incubation”, now graduated Nova Compute Node Glance Image Service Swift Object Store Cinder Volume Service Keystone Identity Service Horizon Dashboard Quantum Networking Heat Orchestration
- 24. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com
- 25. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com
- 26. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com So who should use OpenStack?
- 27. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com OpenStack deployment ●Currently geared towards deployments managed by skilled ●Red Hat is introducing a fully supported OpenStack product ●Aiming to make OpenStack consumable by a much wider a ●For evaluation/development purposes it is actually really ea
- 28. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com Austin Oct 2010 Bexar Feb 2011 Cactus Apr 2011 Diablo Sep 2011 Essex Apr 2012 Folsom Oct 2012 ● Initial Release ● OpenStack Object Storage Production Ready ● OpenStack Compute in testing ● OpenStack Compute ready for deployment ● Initial release: OpenStack Image Service ● Installation & deployment enhancements, documentation ● Scaling enhancements ● Support: KVM/QEMU, XenServer, Xen, ESX, LXC ● Initial release: OpenStack Dashboard, OpenStack Identity ● New project: Quantum ● Quantum (Networking) full inclusion ● Cinder (Volume Service) OpenStack Releases ● First “Production Ready” Release Grizzly Apr 2013 Havana ~Oct 2013 ● New projects in incubation: Heat (orchestration/HA) and Ceilometer (metering) ● GlusterFS drivers for Cinder RDO launched here too (April 2013)
- 29. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com Getting Started the Easy Way - RDO ● Launched yesterday at the OpenStack Summit :) ● Website at openstack.redhat.com ● OpenStack Grizzly Community release, packaged for Enterprise Linux 6 ● Eg: RHEL 6.x, CentOS 6.x, Scientific Linux 6.x, etc. ● Working well with RHEL derivatives is a core feature ● Also available for Fedora 18/19 ● The default OpenStack in Fedora 18 repos is the older Folsom release. Use RDO if you use Fedora and want the latest OpenStack.
- 30. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com Getting Started the Easy Way – RDO Quickstart ● http://openstack.redhat.com/Quickstart ● Everything setup on one box for easy hands on experience ● Works fine in a VM, as long as nested virt is enabled ● Uses “PackStack” - OpenStack installer for EL6/Fedora ● 3 Step installation ● $ sudo yum install -y http://rdo.fedorapeople.org/openstack/openstack-grizzly/rdo- release-grizzly-1.noarch.rpm ● $ sudo yum install -y openstack-packstack ● $ packstack --allinone
- 31. Introduction to OpenStack : OSDC.de 2013 : Justin Clift : jclift@redhat.com Useful Links / Getting Started ● Main OpenStack website - http://openstack.org ● openstack@lists.launchpad.net ● IRC: #openstack @ freenode.net RDO - http://openstack.redhat.com ● QuickStart ● RDO Forums ● More in depth docs than just the QuickStart :) ● Links to useful extra pieces ● eg: How-to's for GlusterFS integration plus more