IVO Resource Names

1
IVO Resource Names Locators

• Brokering connections between (Store) Services
• M Hill, May 2004

2
Resource Name

• Registry-resolvable key
• ivo//roe.ac.uk/store
• ivo//ivoa.net/web
• ivo//roe.ac.uk/mch/famousData
• Just a string ( authority?)
• A name identifier (URNish) not a general
  identifier
• Not enough to locate
• Ask naming service (registry) to resolve to what?

3
Naming Files

• Naming items within a resolvable resource
• eg File in MySpace
• Can resolve MySpace service
• Separate path to file
• -gt Use fragment
• ivo//roe.ac.uk/storemch/famous/pretty.jpg
• Locating
• Above resolves to
• http//grendel12.roe.ac.uk/MySpace/services/Manage
  r
• /mch/famous/pretty.jpg

4
Storage Vocabulary

• Storepoints (Slinger)
• MySpace
• GridFTP
• Local file-space
• VoSpace Registry resolvable stores
• CommunitySpace Community-based stores

5
Community IVORNs

• ivo//community/individual
• ivo//roe.ac.uk/mchmch/famous/pretty.jpg
• -gt ivo//roe.ac.uk/storemch/famous/pretty.jpg
• -gt ftp//grendel12.roe.ac.uk/ftp/mch/famous/pretty
  .jpg
• Suggest more explicit scheme
• civo//roe.ac.uk/mch -gt ivo//roe.ac.uk/store ?

6
Locators

• Storage Locators
• URLs
• ftp//grendel12.roe.ac.uk/ftp/mch/famous/pretty.jp
  g
• Myspace
• http//grendel12.roe.ac.uk/MySpace/services/Manage
  r
• /mch/famous/pretty.jpg
• Both
• astrogridstoreftp//grendel12.roe.ac.uk/ftpmch/
  famous/pretty.jpg
• astrogridstoremyspacehttp//grendel12.roe.ac.uk
  /MySpace/serviecs/Managermch/famous/pretty.jpg
• Next WebService References (Guy R)

7
Summary

• IVO IDs are names not locators
• Some things will not be Registered
• Introduce Web Service References to VOResource