Experimental Physics and
Industrial Control System

Michael Davidsaver <[email protected]> · Fri, 15 Jul 2016 11:52:22 -0400

> Does  Archiver Appliance mimic the XML-RPC for or can it with some
> additional XML Doc Type added to it?

AA itself does not.  However, I wrote a sort of proxy to do this.  This
lets xml-rpc clients transparently access AA.

https://github.com/epicsdeb/carchivetools/blob/master/README-a2aproxy.md

> If not, then I would have to modify EpicsQT’s QEArchiveInterface or
> QEArchiveManager classes to read the AA (JSON?) URL.

AA can provide data either as json or it's native binary format (google
protocol buffers).  JSON should be quite easy to prototype.  I went with
proto bufs for speed.

https://github.com/epicsdeb/carchivetools/blob/master/carchive/backend/appl.py#L225

On 07/14/2016 06:47 AM, [email protected] wrote:
> Hello,
> 
>  
> 
> This is a question about how to get the EpicsQt’s striptool archive to
> read from Archiver Appliance instead of Channel Archiver. As I
> understand it Channel Archiver used the XML-RPC protocol to retrieve
> data via the server for clients but Channel Archiver is now deprecated.
> Does  Archiver Appliance mimic the XML-RPC for or can it with some
> additional XML Doc Type added to it?
> 
>  
> 
> If not, then I would have to modify EpicsQT’s QEArchiveInterface or
> QEArchiveManager classes to read the AA (JSON?) URL. I have a version of
> AA running taking data and a version of EpicsQt striptool. I’m just
> wondering the best way to connect the two and if anyone has tried it.
> 
>  
> 
> Regards,
> 
>  
> 
> Rory
> 

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System