ResourceSync in 24x7

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Overview of ResourceSync (http://www.openarchives.org/rs) given as a 24x7 presentation at Open Repositories 2013 (http://or2013.net/), July 10, 2013.

Transcript of ResourceSync in 24x7

  • 1.Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada Synchronize your resources with ResourceSync Simeon Warner (Cornell University Library) 1

2. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada 2 Team sport 3. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada 3 more, still more missing JISC Richard Jones Graham Klyne Stuart Lewis OCLC Jeff Young LOCKSS David Rosenthal RedHat Christian Sadilek Ex Libris Inc. Shlomo Sanders Library of Congress Kevin Ford 4. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada 4 Alfred P. Sloan Foundation 5. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada Synchronize keep in sync (colloq.) Following changes over time and Keeping copies on different systems the same Tackle only the unidirectional problem: From a Source, to a Destination 5 6. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada Resources aka Web Resources: have URI, HTTP GET representation(s) Many / Few Big / Small Fast / Slow 6 7. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada Why? 8. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada Scholarly repositories Replicate data/articles for mirroring, reuse, indexing, ... OAI-PMH for metadata Many custom solutions for full content 8 9. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada Linked data Fundamentally distributed but local copy often required. Either: 1. cache 2. sync local copy... Many custom solutions for local copy 9 Last.FM MusicBrainz GeoNames DBpedia others... BBC 10. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada Didnt you sell us OAI- PMH? Or... will ResourceSync replace OAI-PMH? Proven metadata transfer protocol Widely adopted in our community X Predates REST, not of the web X Not adopted for content transfer Can replace, likely coexistence 10 11. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada What? 12. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada 1. Baseline sync Initial load, copy, or catch-up from source need list of all resources optional packaged content Want to avoid out-of-band setup & customization 12 13. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada 2. Incremental sync Keep up-to-date with changes at a source need information about changes optional packaged content minimal primitives: create/update/delete Want allow catch-up after destination offline lower latency and/or greater efficiency than repeated baseline sync 13 14. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada 3. Audit Destination should be able to verify whether it is synchronized with a source need list of all resources + fixity info Want lower latency and/or greater efficiency than baseline sync note: subject to some latency 14 15. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada How? 16. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada 17. Synchronize your resources with ResourceSync July 10, 2013, Open Repositories 2013, PEI, Canada 17 Minor?