Il 19/11/2013 07:42, Timo-V Hatakka ha scritto:
Hi,

the concept of virtual attributes in Syncope is fine. However, one have somehow to be prepared for the situation that some source resource is off
line. Any ideas to how to implement it?

There is a virtual attribute cache in place with purpose of minimizing resource access for fetching virtual attribute values which also supports dealing with offline resources. Unfortunately, I don't think that any specific documentation about this is available: Fabio, can you confirm?
Hi, I confirm.
The expiring time of this cache is short and fixed (just what we need to improve performance). May be it can be extended in order to perform cleaning if and only if updated value can be retrieved.

Cache is for performance, it is OK. However we have to somehow catch the situation that a virtual attribute which sould be available is not.
Hi Timo, you are right.
I've just opened the following new issue.

https://issues.apache.org/jira/browse/SYNCOPE-442

Best regards,
F.


Regards,

Timo


And on the other hand, how does Syncope process provisioning errors which
can happen every now and then?

For each propagation operation, Syncope creates a propagation task that encapsulates the whole data needed to perform the actual operation (create, update, delete) on the external resource, than executes it immediately. The status of actual propagation on each resource associated to the user (or the role) being processed is then reported. If the execution fails for any reason, the task is still available there for re-execution.

Hope this clarifies.
Regards.



--
Fabio Martelli

Tirasa - Open Source Excellence
http://www.tirasa.net/

Apache Syncope PMC
http://people.apache.org/~fmartelli/





--
Fabio Martelli

Tirasa - Open Source Excellence
http://www.tirasa.net/

Apache Syncope PMC
http://people.apache.org/~fmartelli/

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