Re: [pygame] Making UPS smart with Pygame and Joystick input socket

[James Paige <Bob@xxxxxxxxxxxxxxxxxxx>]

Are you sure your UPS device is actually being read as a Joystick? 
Exactly what kind of UPS do you have, and how is it connected to the 
computer?

There are probably better tools for doing what you want to do than 
pygame.

---
James Paige

On Wed, Apr 13, 2011 at 12:42:18AM +0200, SlawKo.skrzynka@xxxxxxxxx wrote:
> Hello,
> 
> I would like to get some information whether it would be possible to use Pygame's Joystick package to process simple signal from UPS to trigger clean shutdown of the Linux machine.
> 
> I would like to use 2 buttons from Joystick interface to sense 3 states from UPS:
> A) AC power OK
> B) no AC power - using battery
> C) battery low - shutdown now
> 
> The program should run as a demon and check every 10 second if the UPS entered B state. Then would monitor every second if UPS reached C state. At this moment daemon should copy files stored in RAMdisk onto HDD and request runging programs to close and finally invoke system shutdown.
> 
> This architecture would improve my Linux net_router/web_proxy/home_automation/etc. server with simple solution using existing gameport, 2 relays and some cabling, upgrading it to a "smart system".  :)
> 
> 
> Is it difficult to create this piece of software ?
> 
> 
> Kind Regards,
> 
> SlawKo
> 
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