IGT2009 The Open Cloud Computing Interface
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An introduction to the OGF Open Cloud Computing Interface (OCCI) standard. Presented 3 Dec 2009 at the IGT 2009 World Summit of Cloud Computing.
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IGT2009 The Open Cloud Computing Interface
- 1. The OGFOpen Cloud Computing InterfaceShlomo SwidlerOGF OCCI WG Member3December 2009
- 2. AgendaGoal of OCCIWho is OCCICurrent statusA quick look
- 3. OCCI Vision:Open Cloud EcosystemOpen FormatsOpenCloudOpenInterfacesOpenDataOpen Source
- 4. OCCI Vision:Open Cloud EcosystemOpen FormatsCopyrights free to useTrademarks compliance enforcement onlyPatents royalty-free, foreverOpenCloudOpenInterfacesOpenDataImplementations multiple, complete, interoperable, open licenseOpen Source
- 5. Goal of OCCIInteroperabilityLet different cloud systemswork togetherPortabilityMove services between cloudsIntegrationWire up cloud with legacyAt all levels of the stack
- 6. Who is OCCIOpen Grid Forum Working GroupOGF IP umbrella for copyrights, patents, trademarksMore than 200 participantsIndustry: Rackspace, GoGrid, Sun, RESERVOIR, Academia: UCMadrid (OpenNebula), SLA@SOI w/Intel, Service providers: CohesiveFT, RabbitMQ, End users, developers
- 7. Current Status of OCCIInfrastructure layer spec finalized, submitted for reviewOpenNebula reference implementation underwayOther implementations in the works, tooWorking on Extensions (reservations, snapshots, etc.)Researching Platform layerProposed Roadmap:Draft Platform spec - March 2010Draft Application spec October 2010Final early 2011
- 8. 20,000-foot Look at OCCIProtocolLightweight, extensibleFormat-agnosticBuilt on HTTP, RESTfulCreate: HTTP POSTRetrieve: HTTP GETUpdate: HTTP GET & HTTP PUTDelete: HTTP DELETEOCCI ApplicationOCCI PlatformOCCI InfrastructureHTTP HeaderRenderingXHTML5 + RDFaRenderingOCCICoreExtensions
- 9. 5,000-foot Look at OCCIGET http://abc.com/uid123foobar/*ProviderInstance*HTTP LINK headerCompute*Storage*LinksNetwork*Operations*AttributesOCCIAtom-like categories
- 10. REQUESTEye-level Look at OCCI> GET /us-east/webapp/vm01 HTTP/1.1 > User-Agent: occi-client/1.0 (linux) libcurl/7.19.4 OCCI/1.0 > Host: cloud.example.com> Accept: */* > < HTTP/1.1 200 OK < Date: Sat, 10 Oct 2009 12:56:51 GMT < Content-Type: application/ovf< Link: </us-east/webapp/vm01;start>; < rel="http://purl.org/occi/action/start"; < title="Start" < Link: </us-east/webapp/build.pdf>; < rel="related"; < title="Documentation"; < type="application/pdf" < Category: compute; < label="Compute Resource; < scheme="http://purl.org/occi/kind/" < Server: occi-server/1.0 (linux) OCCI/1.0 < Connection: close < < <?xml version="1.0" encoding="UTF-8"?> < <Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" < xmlns:ovf="http://schemas.dmtf.org/ovf/envelope/1" < xmlns="http://schemas.dmtf.org/ovf/envelope/1" < xml:lang="en-US<...Get the resource,in whatever formatRESPONSEIts in OVFformatYou can start itRelated documentationIts a compute resourceThe OVF payload
- 11. Other APIs / InterfacesOpenjClouds (Java)libcloud (Python)OCCI (HTTP)Cloud::Infrastructure (Perl)Zend Simple Cloud (PHP)Dasein Cloud (Java)deltacloud (RedHat)ProtocolAPIAmazon EC2Microsoft Azure (.NET)VMware vCloudProprietary
- 12. Q & A
- 13. Thank you!The OGFOpen Cloud Computing InterfaceShlomo Swidlershlomo.swidler@orchestratus.com
- 14. Copyright NoticeCopyright (C) Open Grid Forum (2009). All Rights Reserved. This document and translations of it may be copied and furnished to others, and derivative works that comment on or otherwise explain it or assist in its implementation may be prepared, copied, published and distributed, in whole or in part, without restriction of any kind, provided that the above copyright notice and this paragraph are included on all such copies and derivative works. The limited permissions granted above are perpetual and will not be revoked by the OGF or its successors or assignees.
Editor's Notes
- #4: Four key elements to ensuring an open ecosystem: Clouds must be accessible via open inerfaces, use open formats, allow access to your data, and provide access via open source tools. Guarantees free market ecosystem without impinging on innovation/secret sauce.
- #5: Four key elements to ensuring an open ecosystem: Clouds must be accessible via open interfaces, use open formats, allow access to your data, and provide access via open source tools. Guarantees free market ecosystem without impinging on innovation/secret sauce.