[Cialug] scipts/php app for wakeonlan

[jrnosee at gmail.com]

DD-WRT is a linux based 3rd party firmware for routers.  Mine has a WOL
option built in that I can use to wake PC's on my home network.  It might be
possible to dig through their code to find out how they're doing it.

On Dec 4, 2007 2:04 PM, Josh More <morej at alliancetechnologies.net> wrote:

> Cron is great for running tasks at specific times.  However, the idea of
> using cron to run a script every 15 minutes, when you do not have a
> specific task to do every 15 minutes is unwise.  You would basically be
> implementing a daemon that is dependent on another daemon.  If you want
> to use cron to keep your daemon up and running, you need either write
> your daemon better or use supervise to control it.
>
> However, if you goal is to simply conserve power, I second the
> suggestion to use the built-in power management and just have the
> machine hibernate after inactivity.  Then, you can just run a simple
> monitoring system (mon comes to mind) to scan your network at midnight
> and let you know which workstations aren't configured correctly.
>
>
>
>
> -Josh More, RHCE, CISSP, NCLP, GIAC
>  morej at alliancetechnologies.net
>  515-245-7701
>
>
>
> >>> "Nathan C. Smith" <nathan.smith at ipmvs.com> 12/04/07 1:29 PM >>>
>
> I was thinking about writing something that would let people schedule
> their
> machines to start up and be ready for them in the morning using
> wakeonlan.
> This would allow them to shut their windows machines down at night but
> have
> them ready for them in the morning.  In theory, this would be to save
> electricity and help people who have a green conscience.
>
> Has anybody seen or used something similar?
>
> A web form to allow them to select days and times for their machine to
> start
> up - maybe in 15 minute increments.  I'm not sure if I would keep the
> settings in a database or not.  If php has some .ini file or
> plist-type
> libraries I might choose those instead to keep the footprint small
> (sacrificing scalability).  Is there anything similar to wakeonlan to
> shutdown?  I wonder if there are any linux-based windows shutdown
> programs
> like psshutdown.  I bet there are some WMI scripts that could do
> that.....
>
> What is the best way to schedule a reoccurring item in php?  Use cron
> to run
> a script every 15 minutes or so?
>
>
> -Nate
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