[sudo-discuss] Downstairs Keypad is Currently Not Working

[Andrew]

Keep in mind that there is an Ethernet cable running from sudoroom to the
door. So door functions do not have to actually be near the door and don't
have to be on Rasberry Pi's.


On Mon, Jun 10, 2013 at 4:44 PM, William Budington <bill at inputoutput.io>wrote:

> On 06/10/2013 04:29 PM, J.C. wrote:
> > Also, I would think any kind of plastic, wood or metal enclosure, screwed
> > to the wall with a screwed in place cover would be sufficient, as it
> could
> > also have a tamper switch if removed or opened inadvertently.
> >
> > I'll be around Wednesday to hack on such.
> >
>
> This sounds great!
>
> >
> > On Mon, Jun 10, 2013 at 4:28 PM, J.C. <r33lmm at gmail.com> wrote:
> >
> >>> Would it make sense to hook up two pi's redundantly, have one as the
> >>> primary for the keypad, and one as the primary for the rfid, and config
> >>> them to be interchangeable, so if one goes down or is being hacked
> on, the
> >>> door is still fully functional.
>
> The problem I see with this is that the two RasPi's would have to have
> very similar file system structures, running the same services, with the
> same codes (RFID and keypad).  We could set this up initially, but I
> think it's very likely with the way things are hacked at hacker spaces
> that the two will get out of sync, which means we'd have to periodically
> clone one SD card from the other.  I think it would be kinda tricky.
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>



-- 
-------
Andrew Lowe
Cell: 831-332-2507
http://roshambomedia.com
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