Industry-Wide System Management Standard
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Transcript of Industry-Wide System Management Standard
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Industry-Wide System Management Standard
Bernd Sint
Seminar Grid Computing II
WS 2006/07
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Introduction
Source Merge of Grid and Web [9]
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Contents
WSRF and WS-Notification
WS-Transfer and WS-Eventing
WSRF / WS-N vs. WS-T / WS-E
Outlook - The New Standard
WS-RT Demonstration
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A typical Web Service
Source: A stateless Web Service invocation [1]
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Web Service - stateless
Source: A stateless Web Service invocation [1]
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Web Service - statefull
Source: A stateful Web Service invocation [1]
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7 WS + Resource = WS-Resource
Source: A WS-Resource [1]
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WSRF specifications
WS-ResourceProperties
WS-ResourceLifetime
WS-ServiceGroup
WS-BaseFaults
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Related specifications
WS-Notification Allows Web Service to be configured as a
Notification Producer, and certain client to be Notification Consumers
WS-AddressingProvides a mechanism to address Web
Service Resource: Web Service + Resource as Endpoint Reference
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WS-Notification
Source: http://www-128.ibm.com/developerworks/xml/library/ws-soa-enter8/
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WS-Transfer
XML-based representations of entities using the Web Service infrastructureResources, which are entities
addressable by an EPRResource factories, which are WS
that can create a new resource 4 operations: Create, Delete, Get and
Put
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WS-Eventing
Source: http://www.codeproject.com/useritems/WSEventing.asp
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Comparison
WSRF is more complex
WSRF has no „Create“ functionality
WS-Eventing has not so much functionality
WS-Eventing can only subscribe to Web Services
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14 Comparison „Hello World“ with no security
Source:Testing „Hello World“ with no security [4]
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„The“ new Standard
HP, IBM, Intel and Microsoft announced on March 15, 2006 their plans to develop a
COMMON SET OF WS
SPECIFICATIONS FOR RESOURCES,
EVENTS AND MANAGEMENT
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Why these four vendors?
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17 Resource- / Information Management
Source:Toward Converging Web … [3}
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Eventing and Notification
Source:Toward Converging Web … [3}
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Web Services Management
Source:Toward Converging Web … [3}
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20 WS-ResourceTransfer Demo
Specification – August 2006:
http://www-128.ibm.com/developerworks/library/specification/ws-wsrt/
Implementation by Mohammad N. Fakhar, IBM – 31 August, 2006:
http://marc2.theaimsgroup.com/?l=muse-dev&m=115705382714837&w=2
http://wsi.alphaworks.ibm.com/wsrt/
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Summary
Common goal to build an industry-wide system management standard
Should be finished within the next 12-18 months
Will build the new de-facto standard The need for well understandable
standardized specifications, because …
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WS-*
WS-Addressing WS-PolicyAttachment WS-MetadataExchange WS-Resource Framework WS-Notification WS-Inspection WS-Security WS-SecureConversation WS-Trust WS-ResourceTransfer WS-TransferAddendum WS-Enumeration
WS-ReliableMessaging WS-Reliability WS-Coordination WS-Transaction WS-AtomicTransaction WS-BuisnessActivity WS-Routing WS-Federation WS-Eventing WS-EventingNotification ……. WHAT WILL COME
NEXT?