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OGSA-DAI Future Directions. OGSA-DAI User's Forum GridWorld 2006, Washington DC 14 September 2006. What’s next?. OGSA-DAI WSI 3.0 and OGSA-DAI WSRF 3.0 Due in March 2007 Release schedule is now determined by functionality No longer every 6 months Main efforts are focussed on:
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OGSA-DAI Future Directions OGSA-DAI User's Forum GridWorld 2006, Washington DC 14 September 2006
What’s next? • OGSA-DAI WSI 3.0 and OGSA-DAI WSRF 3.0 • Due in March 2007 • Release schedule is now determined by functionality • No longer every 6 months • Main efforts are focussed on: • Multi-Resource Requests data integration capabilities • Expanded Resource Model standardised, separate concerns • Persistence robustness, dynamic reconfiguration • Clustering scalability, robustness • New Activity Frameworksimpler, more powerful • Monitoring Frameworklogging, auditing, status reporting http://www.ogsadai.org.uk/
Multi-Resource Requests One Data Resource Data Two Data Request Execution Service Data Request Execution Resource Data Resource Data Three Data Resource Data Client Perform Document sqlQuery(One) sqlQuery(Two) sqlQuery(Three) integrateData deliverToGridFTP Client-server interaction Service-resource association Resource-resource association Resource-database association http://www.ogsadai.org.uk/
Expanded Resource Model Data Resource Data Data Request Execution Service Data Request Execution Resource Data Resource Data Data Resource Data Data Resource Information Service Client Session Session Session Session Management Service Session Session Request Request Management Service http://www.ogsadai.org.uk/
Persistence OGSA-DAI Server Data Data Resource Information Service Data Resource Data Resource Data Resource Data Data Data Request Execution Service Data Request Execution Resource Client Session Management Service Session Session Persistence Database Session Request Management Service Session Session Request Service and Resource Configuration and State http://www.ogsadai.org.uk/
Clustering OGSA-DAI cluster Persistence Database Front-end Router Client http://www.ogsadai.org.uk/
New Activity Framework One Data Resource Data Two Data Request Execution Service Data Request Execution Resource Client Data Resource Data Three Data Resource Data Request Perform Document Activities sqlQuery(One) Spawned Activities federatedQuery merge sqlQuery(Two) webRowSet sqlQuery(Three) deliverToFTP http://www.ogsadai.org.uk/
Simplified Activity Interface • All activities must implement the Activity interface • An abstract ActivityBase class is provided which implements common functionality • Concrete classes implement the process() method http://www.ogsadai.org.uk/
Activity Extension Interfaces • Optional interfaces for activities with specific requirements • Activities that access data resources • Activities that create new activities • Activities that interact with sessions • etc http://www.ogsadai.org.uk/
The Monitoring Framework Request Spawned Activities sqlQuery(One) federatedQuery merge sqlQuery(Two) webRowSet sqlQuery(Three) deliverToFTP Events are dispatched to listeners Activity Status Reporter Event Logger Auditor http://www.ogsadai.org.uk/
Other Planned Features Security Message-level + Transport-level including delegation Registries Guidelines for Grimoires and Service Groups New Releases OGSA-DAIR OGSA-DAIX OGSA-DQP http://www.ogsadai.org.uk/
Further Information • The OGSA-DAI project site • http://www.ogsadai.org.uk • The DAIS-WG site • http://forge.gridforum.org/projects/dais-wg • OGSA-DAI users mailing list • users@ogsadai.org.uk • General discussion on OGSA-DAI, data and the grid • Formal support for OGSA-DAI releases • http://www.ogsadai.org.uk/support • support@ogsadai.org.uk • OGSA-DAI training courses http://www.ogsadai.org.uk/