Yadis for UGAI services discovery

User:Lulurun

This is for the convenience of login information input in the "Open grids" environment.

Client changes are needed.

What is Yadis ?

http://en.wikipedia.org/wiki/Yadis

UGAI discovery

A grid service should make such a file public.

<?xml version="1.0" encoding="UTF-8"?>
<xrds:XRDS xmlns:xrds="xri://$xrds" xmlns="xri://$xrd*($v*2.0)">
 <XRD>
   <Service priority="0">
     <Type>http://opensim.org/gridservice/1.0</Type>
     <URI>http://osgrid.org:8001</URI>
   </Service>
   <Service priority="0">
     <Type>http://opensim.org/userservice/1.0</Type>
     <URI>http://osgrid.org:8002</URI>
   </Service>
   <Service priority="0">
     <Type>http://opensim.org/assetservice/1.0</Type>
     <URI>http://osgrid.org:8003</URI>
   </Service>
   <Service priority="0">
     <Type>http://opensim.org/inventoryservice/1.0</Type>
     <URI>http://osgrid.org:8004</URI>
   </Service>
 </XRD>
</xrds:XRDS>

User Data provider discovery

After login, UserServer should be able to generate a file to navigate user belonging services

<?xml version="1.0" encoding="UTF-8"?>
<xrds:XRDS xmlns:xrds="xri://$xrds" xmlns="xri://$xrd*($v*2.0)">
 <XRD>
   <Service priority="0">
     <Type>http://opensim.org/userprofile/1.0</Type>
     <URI>http://osgrid.org:8002/GetUserProfile/12345678-1234-1234-1234-12345678abcd</URI>
   </Service>
   <Service priority="0">
     <Type>http://opensim.org/loginsession/1.0</Type>
     <URI>http://osgrid.org:8002/session/12345678-1234-1234-1234-12345678abcd</URI>
   </Service>
   <Service priority="0">
     <Type>http://opensim.org/assetservice/1.0</Type>
     <URI>http://osgrid.org:8003</URI>
   </Service>
   <Service priority="0">
     <Type>http://opensim.org/inventoryservice/1.0</Type>
     <URI>http://osgrid.org:8004</URI>
   </Service>
 </XRD>
</xrds:XRDS>