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Web Services for Remote Portlets V1 (WSRPv1)
Web2.0 portal
Grid portals
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Web Portal
Portal: “An entrance or a means of entrance”; “A website considered as an entry point to other websites, often by being or providing access to a search engine” – American heritage dictionary
Characteristics of web portal
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Portal
Portlet
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Defines web services interface to interact with remote portlets
Reference implementation
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WSRP ver2
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Representational State Transfer (REST)
More flexible to present info in client side
User experience
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Share the same features as typical portals
Provide a uniform environment for Grid users to interact with Grid services.
Basic functionalities: authenticate, submit jobs and monitor jobs execution status
Other functionalities: client side workflow composite, Grid information services, and collaboration environment.
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Easy to create customized portal layouts
Built-in support for Role Based Access Control
Data persistence using Hibernate
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Grid Portal
The Open Grid Computing Environments Portal and Gateway Toolkit (OGCE Portal)
Views of Grid Information service (GPIR)
Workflow composers (XBaya)
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User authentication and delegation, by using MyProxy proxy credential
Job submission and execution status monitor
Grid Information services integration, Qbets for example
Workflow composition based on Karajan workflow language
Elementary collaboration environment
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Summary and Conclusion
Web portal is a convenient way for user to access web sites/services by providing a uniform user interface
JSR168 and WSRPv1 are two mainly adopted standards, though they are about to obsolete
Web 2.0 technologies provide alternative approach to construct portals
Grid portal provides an easy way for Grid users to access Grid services
Service Oriented Cyberinfrastructure Lab, http://blackrose02.rit.edu
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OASIS Web Services for Remote Portlets (WSRP). http://www.oasis-open.org/committees/tc_home.php?wg_abbrev=wsrp
Yahoo! Web page. http://www.yahoo.com
Netvibes Web page. http://www.netvibes.com/
Gridsphere portal framework. http://www.gridsphere.org/
The Open Grid Computing Environments Portal and Gateway Toolkit (OGCE Portal). http://www.collab-ogce.org/
Service Oriented Cyberinfrastructure Lab, http://blackrose02.rit.edu
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