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Fedora 4 Update
David Wilcox, DuraSpace
@d_wilcox
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Fedora Facts
Managed by DuraSpace (not-for-profit)
Funded by The Community
Developed by The Community
Supported by 2 full-time staff members (not developers)
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No content
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Fedora Committers
Ben Armintor, Columbia University
Chris Beer, Stanford University
Aaron Coburn, Amherst College
Esmé Cowles, Princeton University
Osman Din, Yale University
Mike Durbin, University of Virginia
Nick Ruest, York University
Adam Soroka, University of Virginia
Jared Whiklo, University of Manitoba
Andrew Woods, DuraSpace
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Core Releases
Fedora 4.0 (Nov. 27/14): First production release
Fedora 4.1 (Feb. 4/15): Camel Component
Fedora 4.1.1 (Mar. 27/15): Released by Mike Durbin
Fedora 4.2 (May 19/15): Audit Service
Fedora 4.3 (July 24/15): Released by Nick Ruest
Fedora 4.4 (Oct 12/15): Web Access Control
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New Developments
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Camel Component
Well-established Apache
project
Middleware for integrating
with external systems
Can handle any
asynchronous, event-
driven workflow
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Audit Service
Maintains a history of events for
each repository resource using the
existing event system and an
external triplestore
Both internal repository events
and events from external sources
can be recorded
Designed and developed by the
community
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Web Access Control
W3C standard for linked data based
authorization
Opportunity for interoperable access
control
Designed and implemented via
community participation
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API Extension Architecture
Community approach to extending
Fedora 4
Bulk ingest, Ingest pre-processing,
Content model validation, etc.
Currently reviewing use cases and
looking for more stakeholders
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Support for high-latency storage systems
e.g. Amazon Glacier, HSM, Tape
Manage large datasets
Currently collecting use cases
Asynchronous Storage
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Hydra/Islandora Interoperability
Hydra and Islandora on a
common Fedora 4 repository
Focus on PCDM as a data
model
Strong interest in doing
common tasks the same way
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Roadmap
Closer alignment with LDP
Identifying and aligning
with community standards
Shrinking and maintaining
the codebase
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Fedora 4 Workshops
Hosted throughout the year at conferences and events
In-depth Fedora Camp at Duke University next month
More camps next year
Including developer-focused training
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Community Participation
Fedora 3 to 4 migrations
● Test migration utilities and report issues
New features
● Use cases, testing, and developer effort needed
Maintenance sprints
● Fix bugs and improve the codebase
● Need at least 2 developers per sprint
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Useful Links
Fedora 4 Wiki
● https://wiki.duraspace.org/display/FF
Migration Utility
● https://github.com/fcrepo4-exts/migration-utils
Fedora 4 Virtual Machine
● https://github.com/fcrepo4-exts/fcrepo4-vagrant
Contact
● [email protected]
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Attributions
“Camel in Saharan Desert” by Wildlife Wanderer, Flickr. https://www.flickr.
com/photos/wildlifewanderer/12797259525
“Hunting History…” by Vinoth Chandar, Flickr. https://www.flickr.
com/photos/vinothchandar/8053137993
“Locked” by Karol Franks, Flickr. https://www.flickr.
com/photos/karolfranks/15136260663
“Ladder” by Georgios Karamanis, Flickr. https://www.flickr.
com/photos/karamanis/1106389375
“Glaciers of Graham Land” by David Stanley, Flickr. https://www.flickr.
com/photos/davidstanleytravel/16073407809
“365-211” by Canned Muffins, Flickr. https://www.flickr.
com/photos/cmuffins/5101164988
“The workshop” by highlights6, Flickr. https://www.flickr.
com/photos/highlights6/14699054200