The LEAD Portal: An OGCE based weather science gateway Marcus Christie and Suresh Marru Indiana University LEAD Project (w...
The Weather Challenge (WxChallenge)
WxChallenge - LEAD Portal Beta Testers … and others
So, what’s the value to the participants?
So, what’s the value to the participants?
So, what’s the value to the participants?
So, what’s the value to the participants?
So, what’s the value to the participants?
So, what’s the value to the participants?
So, what’s the value to the participants?
Outcome <ul><li>Total participants: 10 </li></ul><ul><li>Total workflows: 279 </li></ul><ul><li>Total data storage: 2.6 TB...
The Architecture of Gateway Services <ul><li>The Users Desktop. </li></ul>Gateway Services Grid  Portal Server Physical Re...
Info/History <ul><li>Staffing: 2 FTE + several graduate students </li></ul><ul><li>Fall 2004: Started work on the LEAD Por...
TeraGrid Resources Big Red Data Capacitor NCSA’s Tungsten and Mercury SPRUCE at UC
Security: Registering for an account
Security:Verifying Email Address
Security: Email address confirmed
Security: Administrator Approving
Security: Administrator Approving
Security: User gets acceptance email
Security: User can now log in
Security: Verifying user account
A Tale of Two Authorization Systems Application Service LEAD Portal <ul><li>- authenticate with identity certificate </li>...
LEAD Architecture + Auditing App Service LEAD Portal Notification Broker GPEL Workflow  Engine App Service App Service Aud...
Challenges, Lessons Learned <ul><li>Globus reliability issues </li></ul><ul><ul><li>Become best friends with your RPs </li...
Future Work <ul><li>Give user’s more control </li></ul><ul><ul><li>Allow editing of model configurations </li></ul></ul><u...
Wrap Up <ul><li>Go to  http://portal.leadproject.org  to request an account </li></ul><ul><li>For more information about O...
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The LEAD Portal: An OGCE based weather science gateway

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An overview of the LEAD Portal for the TeraGrid '07 Science Gateways tutorial.

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  • The LEAD Portal: An OGCE based weather science gateway

    1. 1. The LEAD Portal: An OGCE based weather science gateway Marcus Christie and Suresh Marru Indiana University LEAD Project (www.leadproject.org)
    2. 2. The Weather Challenge (WxChallenge)
    3. 3. WxChallenge - LEAD Portal Beta Testers … and others
    4. 4. So, what’s the value to the participants?
    5. 5. So, what’s the value to the participants?
    6. 6. So, what’s the value to the participants?
    7. 7. So, what’s the value to the participants?
    8. 8. So, what’s the value to the participants?
    9. 9. So, what’s the value to the participants?
    10. 10. So, what’s the value to the participants?
    11. 11. Outcome <ul><li>Total participants: 10 </li></ul><ul><li>Total workflows: 279 </li></ul><ul><li>Total data storage: 2.6 TB (including non weather challenge participants) </li></ul><ul><li>Total SUs: 52925 (including non weather challenge participants) </li></ul><ul><li>Workflow success rate: 78%/36% </li></ul>
    12. 12. The Architecture of Gateway Services <ul><li>The Users Desktop. </li></ul>Gateway Services Grid Portal Server Physical Resource Layer Core Grid Services Proxy Certificate Server / vault Application Events Resource Broker User Metadata Catalog Replica Mgmt Application Workflow App. Resource catalogs Application Deployment Execution Management Information Services Self Management Data Services Resource Management Security Services OGSA-like Layer
    13. 13. Info/History <ul><li>Staffing: 2 FTE + several graduate students </li></ul><ul><li>Fall 2004: Started work on the LEAD Portal (uPortal) </li></ul><ul><li>Spring 2005: Selected GridSphere </li></ul><ul><li>Spring 2006: Integrated with BPEL workflow engine and updated metadata schema </li></ul><ul><li>Summer 2006: First went “live” supporting Unidata Users’ Workshop </li></ul><ul><li>Spring 2007: WxChallenge and Spring Forecast experiments </li></ul>
    14. 14. TeraGrid Resources Big Red Data Capacitor NCSA’s Tungsten and Mercury SPRUCE at UC
    15. 15. Security: Registering for an account
    16. 16. Security:Verifying Email Address
    17. 17. Security: Email address confirmed
    18. 18. Security: Administrator Approving
    19. 19. Security: Administrator Approving
    20. 20. Security: User gets acceptance email
    21. 21. Security: User can now log in
    22. 22. Security: Verifying user account
    23. 23. A Tale of Two Authorization Systems Application Service LEAD Portal <ul><li>- authenticate with identity certificate </li></ul><ul><li>verify authorization </li></ul>GSI TeraGrid <ul><li>community account </li></ul><ul><li>proxy certificate </li></ul>AuthZ
    24. 24. LEAD Architecture + Auditing App Service LEAD Portal Notification Broker GPEL Workflow Engine App Service App Service Auditing Service GRAM Gatekeeper 1. Portal registers workflow 2. Portal submits workflow 3. WF engine invokes app services 4. Launch GRAM jobs 5. Audit notifs 6. Queries for charge
    25. 25. Challenges, Lessons Learned <ul><li>Globus reliability issues </li></ul><ul><ul><li>Become best friends with your RPs </li></ul></ul><ul><li>Gateway priorities </li></ul><ul><ul><li>Make sure you know for what audience you are building your gateway </li></ul></ul><ul><li>Security </li></ul><ul><ul><li>It’s a lot harder as an afterthought </li></ul></ul><ul><li>Production deployment </li></ul><ul><ul><li>You’ll want to be serious about separate deployments; and it will cost you </li></ul></ul>
    26. 26. Future Work <ul><li>Give user’s more control </li></ul><ul><ul><li>Allow editing of model configurations </li></ul></ul><ul><ul><li>Allow users to burn their own allocations </li></ul></ul><ul><ul><li>Allow users to bring in their own software </li></ul></ul><ul><ul><li>Running ensembles </li></ul></ul><ul><li>Data-driven workflows </li></ul><ul><li>Fault tolerance/monitoring </li></ul><ul><li>Repackaging </li></ul>
    27. 27. Wrap Up <ul><li>Go to http://portal.leadproject.org to request an account </li></ul><ul><li>For more information about OGCE </li></ul><ul><ul><li>Tuesday, 4:30-5:00: Building a Grid Portal for TeraGrid’s Big Red </li></ul></ul><ul><ul><li>Wednesday, 9:30-10:00: Grid Portlets and Services from the Open Grid Computing Environments (OGCE) Collaboration (Software Provider Forum) </li></ul></ul><ul><li>Questions? </li></ul>

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