[foaf-protocols] sparql and wrap
kidehen at openlinksw.com
Sun Mar 13 21:41:11 CET 2011
On 3/12/11 2:56 PM, peter williams wrote:
> You know, if you want to generate some sales, you want to extend the
> validation engine of virtuoso to include the WRAP token.
> Then anyone of a million Azure ACS tenants can use an on-premise
> instance of the sparql server, with client authenticating to its
> sparql endpoint via the websso handoff chain. Oo --premise is
> relative, since anyone can how host any VM in the azure cloud, these
> days. (id be interested in evaluating a packaged VM, ready built for
> cloud hosting... as a working OS... with just a sparql endpoint visible)
Will look into this.
You can instantiate your own Virtuoso via Amazon EC2  :-)
> In the ACS SDK, samples, consult WCFAuthMgt sample code. It has the
> WRAP/SWT token parser/hmac-validator code, and shows how to receive
> the handoff from ACS from the www-authorization header value relayed
> by the initiator. The "token" format is just a query-string, with a
> mac on the end. Could not be much simpler, at this point (unless one
> recodes that into json, I suppose).
> Since the sparql server is being used as a SUPPORTING entity for webid
> validators, it's as useful for the endpoint acting in this capability
> to support _/handoff tokens/_ as receive webid assertions directly.
> Then it fits into n-tier SOA used in the mainstream world, well,
> offloading work from the listeners.
2. http://ods.openlinksw.com/wiki/ODS/ODSInstallationEC2 -- ODS
installation via EC2 Cloud
-- in addition to basic Virtuoso + ODS you have stuff like DBpedia + BBC
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