building a large scale open source repository at ohiolink a cautionary tale in three acts 2007 lita...
TRANSCRIPT
Building a Large Scale Open Source Repository at
OhioLINK
A Cautionary Tale In Three Acts
2007 LITA National ForumThomas Dowling
Act I“The Plan”
(ca. 2006)
OhioLINK Digital Media Center
dmc.ohiolink.eduArt and Architecture
1999: Art Collection (AMICO), Saskia
2000: Art and Architecture from Univ of Cincinnati
2001: Akron Art Museum Images
2002: WPA Prints By Cleveland Artists
Video Collections
2002: Foreign Language Instruction Videos
2002: Encyclopedia of Physics Demonstrations
2003: Educational Films And Documentaries (FFHS, Ambrose)
History and Archives
2001: Wright Brothers Collection
2001: E.W. Scripps Papers
2001: Mayan Archeology Photos
2001: Sanborn Historic Maps
2002: Greek and Latin Inscriptions (squeezes)
2003: Lake Erie’s Yesterdays
2003: Nat’l Underground RR Freedom Ctr Images
2004: Historic Maps of Akron
2005: Kent State Shootings Oral Histories
Science Collections
1999: Landsat Satellite Images of Ohio2003: Borror Laboratory of Bioacoustics Digital Animal Sounds(1 | 2)
2004: Geology Digital Photographs(1 | 2)
2004: Ohio Ag Experiment Station Forestry Images
2004: Reproductive Physiology Animations
2004: Dolphin Embryos
OhioLINK Digital Media Center
dmc.ohiolink.edu
Oh By The Way
Electronic Journal Center: 9 million locally loaded journal articles
Electronic Theses and Dissertations: 12,000 ETDs from 17 schools
Coupla thousand locally loaded e-books
~80 million records from A&I databases ~10 million bib records in union catalog
OhioLINK Services, June 2006
EJC
DMC
ETDC
IR
Catalog A/I DBs
OhioLINK Services, June 2006
EJC
DMC
ETDC
IR
Ingest, Store, Discover, Display
Ingest, Store, Discover, Display
Ingest, Store, Search, Display
Ingest, Store, Discover, Display
Catalog A/I DBs
OhioLINK Services, June 2006
EJC
DMC
ETDC
IR
Ingest, Store, Discover, Display
Ingest, Store, Discover, Display
Ingest, Store, Discover, Display
Ingest, Store, Discover, Display
Catalog A/I DBs
Com
mercia
l, Pro
pie
tary
OhioLINK Services, June 2008
EJC
—
DRC
—
ETDC
—
IR
Ingest
Store
Discover
Display
Catalog A/I DBs
Open S
ource
Open Source AdvocacyThe Early Days
Why Open Source?Beyond Evangelism
Best of breed software Server software: Apache, Tomcat Repository: Fedora Middleware: XTF, DLXS Search: Lucene, Solr XML Tools, programming languages
Freedom to play (Freedom to fail?)
Why Open Source?The Received Wisdom
Why Open Source?The Situation At OhioLINK
Which Adds Up To…
Ingest: XML + HTTP + programming language of choice
Repository: Fedora Discovery/Interface: XML +HTTP +
XTF? DLXS? Web programming language of choice?
Search: Lucene/Solr
…Or In Other Words…
Journal Content
Journal Content
Journal Content
E-Book Content
Image Database
Dissertation
Research Report
Ingester
Ingester
Ingester
Ingester
Ingester
Ingester
Ingester
Fedora Repository
User Interfaces Solr Index Metasearch
XML XSLT
PerlPHP
Ruby…
Act II“Reality Rears Its Ugly
Head”
The Thing About Conference Planning
“OhioLINK, the Ohio Library and Information Network, has embarked on a large-scale project to migrate several major digital library services from disparate, commercial/proprietary platforms to a unified repository architecture built with open source tools.”
Faithfully submitted,Thomas DowlingDecember 15, 2006
Deadlines
E-Journals – commercial software support officially ends December 2006.
Image databases – software license and Sun server maintenance renewals due January 2007.
E-Books – ~7500 books licensed in Fall, 2006.
Institutional repository – First collection due in September 2007.
Full Steam Sideways
Image Collections: University of Michigan DLXS
E-Books: CDL XTF Institutional Repository: DSpace E-Journals: ??? ETDs: ??? (DSpace?)
Joy. Silos.
Act III“Lessons [Eventually]
Learned”
What’s Wrong With This Plan?
“…migrate several major digital library services from disparate, commercial/proprietary platforms to a unified repository architecture built with open source tools.”
“The best is the enemy of the good”
— Voltaire1694–1778Writer, Philosopher,IT Manager
One Repository To Rule Them All
And In The Darkness Bind Them
