Grid Service Grid Webservice

Arun JagatheesanSan Diego Supercomputer

Center/ University of Florida

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AcknowledgementReagan Moore, SDSC.Mary Thomas (SDSC).*.*, NASA.

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BOF QuestionsWhatz ahead for Grid Webservices – IAny use for my current grid project / application?What are the drawbacks? Can our developers do this?Has any one done this on Grid.What lies ahead –II ; Lets Dream.

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Whatz ahead for Grid(Part I)

“Grid” as it was meant to be.

Grid in a Cell??

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Let us walk before we run.

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Will there be any use of WS?

Make application bend to the user – not the other way.Piece of cake to use web forms. But scientists/users want more than web forms.They want to program their applications as if it were their robot to find and use services on the grid.

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Will there be any use WS?..

Loose Coupling, No hard coding to use.Service Oriented ArchitectureWithstand: S/W Migration, Version Change, OS, technology change.Ease of Administration of Grids.

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What will stop me?Possible show stoppers: [Not Science-fiction ]Still languages that can not be wrapped (or soap-ified)Community Resistance [Standards always have some problem to start]

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What will stop me? ..Uncharted Waters

Grid Service DescriptionService CompositionService Monitoring

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Can our developers do WS?

Tool Kits.Commercial, open source effortsIBM WSTK tool kit.NETApache.Many others.

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Any thing similar on grid now?

Wanted a grid application Grid Web ServiceSimple demo of SRB replication web service. SOAP, WSDL. (Data Management/Replication as WS).

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SRB Webservice DemoAny application

SOAP client

WSDLInterface

Description

SRB SOAP Server

SRB Client

SRB Server

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What lies ahead – Part IIAAA Grid (Any time, Any where, Any thing on Grid)

Grid access from deep jungle to mars

Scientific UDDI-like.Research

Extend WSDL (Grid Service Description Language)Grid Workflow using web servicesSOAP clients for Fortran programs, etcGrid Services Oriented Architecture

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Share DreamsDream – thoughts - action; opportunitiesCommunity effort on Test bed.Possible R&D Areas

Service composition and Workflow in GridScientific UDDI taxonomy.