[horde] Speed up device wipe over ActiveSync

[Samuel Wolf]

Zitat von Michael J Rubinsky <mrubinsk at horde.org>:

> Quoting Samuel Wolf <samuel at sheepflock.de>:
>
>> Hi,
>>
>> I activate wipe on a Android 5 ActiveSync device over the Horde GUI.
>>
>> At the end it need approximately 18 hours before the device execute  
>> the wipe.
>> It was not a problem of the data connection since the device was in  
>> the local wifi.
>>
>> Is there any chance to speed up this process?
>> If I lost a device 18 hours are really long (know it could wipe earlier).
>
> The wipe command isn't "pushed" to the device without the device  
> sending a request first. It needs to be actively connected to the  
> server and requesting something.
>
> The wipe command can only be sent to the device in response to a  
> PROVISION request. When the wipe is requested, we set a bit in the

I see the last PROVISION command was some hours old.

> server-side device state. This is checked on each request, and if  
> found, instead of answering the request normally, we send a command  
> that tells the device to re-provision. When it sends the PROVISION  
> command, this is when the wipe command is sent back to the device.  
> We also remove the existing policy key, just in case (a missing key  
> also triggers a PROVISION).
>
> So, either the device wasn't actively synchronizing, it didn't send  
> the provision command when it should have, or maybe it was in the  
> middle of a long running PING cycle (though those should only last  
> 59 minutes at the most). I can check to see if there is something we  
> can do within the PING cycle to force the cycle to end sooner.

No idea what's going wrong with the device, too late to debug it now. :-/

Thank you for the explanation mike.

>
> Have a great New Year!

Have a great New Year 2016!

Samuel

>
> -- 
> mike
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