Fedora 4: The Incredible Shrinking Repository (code4lib 2014)

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  • The double-clickable Fedora 4 alpha 4 release:

    https://github.com/futures/fcrepo4/releases/download/fcrepo-4.0.0-alpha-4/fcrepo-webapp-4.0.0-alpha-4-jetty-console.war
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Fedora 4: The Incredible Shrinking Repository (code4lib 2014)

  1. 1. Fedora 4 The Incredible Shrinking Repository Esmé Cowles Code4Lib • Raleigh, NC • 2014-03-26
  2. 2. Confession
  3. 3. Fedora is a popular repository
  4. 4. ...the foundation of Hydra and Islandora
  5. 5. ...used by many august institutions
  6. 6. ...but not by UC San Diego
  7. 7. Repository Development • UCSD DAMS Repository • Partial clone of Fedora 3 REST API • Hydra Head frontend • https://github.com/ucsdlib/damspas/
  8. 8. Fedora 4 • Working on Fedora 4 • Unlikely spokesman for Fedora • ...but maybe a good spokesman for Fedora 4
  9. 9. Big Promises
  10. 10. Performance • REST API can handle files of any size (tested up to 1TB) • Millions of objects • Ingest performance • Clustering Photo: http://www.flickr.com/photos/laurenprofeta/3223035171
  11. 11. Flexibility • Hierarchy • Multiple storage backends • Asynchronous I/O planned • Policy-driven storage • Pluggable auth Photo: http://www.flickr.com/photos/mikecogh/7970493050
  12. 12. Federation • Filesystem federation • Fedora 3 federation • Pluggable Photo: http://www.flickr.com/photos/jairus/3353333656
  13. 13. RDF • Fedora 4 is not a triplestore • But it speaks RDF • Metadata everywhere • SPARQL query and updates • So...
  14. 14. Indexer • Triplestore (Jena, Sesame, ...) • SPARQL Update • Solr & Elasticsearch • Pluggable Photo: http://www.flickr.com/photos/96208357@N00/5598956842/
  15. 15. Easy • One-click install • Easy to run in Tomcat, Jetty, etc.
  16. 16. The Future • Alpha 4 just released github.com/futures/fcrepo4/releases • Beta release in June • 4.0 release Photo: http://www.flickr.com/photos/louripperts/8221292621/
  17. 17. Join Us • Github: http://github.com/futures/fcrepo4/ • Wiki: https://wiki.duraspace.org/display/FF • Mailing List: https://groups.google.com/group/fedora-tech • IRC: #duraspace-ff

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