From: Glen Holcomb <damnbigman@...>
Date: 2008-05-07T01:40:19+09:00
Subject: Re: Win32 Service Problem

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Okay now I'm getting undefined method mainloop for Daemon.

I'll try re-installing the gem but this seems a bit odd to me.

On Tue, May 6, 2008 at 6:59 AM, Glen Holcomb <damnbigman@gmail.com> wrote:

> Thanks, I'll give it a shot.
>
> On Mon, May 5, 2008 at 6:47 PM, Daniel Berger <djberg96@gmail.com> wrote:
>
> >
> >
> > On May 5, 6:24 pm, "Glen Holcomb" <damnbig...@gmail.com> wrote:
> > > I'm having an issue with Win32 Service
> > >
> > > I have a simple script that I want to run as a service however the
> > service
> > > won't start (timeout issue).  I've tried several things but nothing I
> do
> > > seems to make any difference at all.
> > >
> > > Here is the code:
> > >
> > > begin
> > >   require 'rubygems'
> > >   require 'win32/service'
> > >   require 'chronic'
> > >
> > >   include Win32
> > >
> > >   class Daemon
> > >     def service_init
> > >       test_log = File.new("path_to_where_it_goes", "w")
> > >       test_log.puts "got to init"
> > >       test_log.close
> > >     end
> > >
> > >     def service_main
> > >       while running?
> > >         if Time.now < Chronic.parse('today 10:00pm')
> > >           sleep(Chronic.parse('today 10:00pm') - Time.now)
> > >           `shutdown /s /t:60`
> > >         else
> > >           sleep(Chronic.parse('tomorrow 10:00pm') - Time.now)
> > >           `shutdown /s /t:60`
> > >         end
> > >       end
> > >     end
> > >   end
> > > rescue Exception
> > >   logfile = File.new("path_to_logfile", "w")
> > >   logfile.puts $!
> > >   logfile.close
> > > end
> > >
> > > Daemon.mainloop
> > >
> > > I get absolutely no feedback from the script it's self.  In the even
> log
> > it
> > > says the service didn't respond within 30 seconds.  Oddly enough it
> > decides
> > > this after a second or two.  I've tried the script with different code
> > in
> > > the service_init method and without a service_init method it doesn't
> > seem to
> > > make any difference.
> > >
> > > I realize this would be easier with a task but for reasons beyond my
> > control
> > > the task scheduler is turned off on all classroom and lab computers.
> >
> > There's no shell associated with a service, so doing backticks or
> > system commands in a service is a Bad Idea. Also, as of version 0.6.0
> > STDIN, STDOUT and STDERR are redirected to NUL by default, so you'll
> > have to reopen STDERR to a log file if you want to see the full output
> > (what you saw there happened before they were redirected).
> >
> > My recommendation is not to use backticks but to use WMI +
> > Win32_OperatingSystem via OLE. You can find details at:
> >
> > http://msdn.microsoft.com/en-us/library/aa394239(VS.85).aspx<http://msdn.microsoft.com/en-us/library/aa394239%28VS.85%29.aspx>
> <http://msdn.microsoft.com/en-us/library/aa394239%28VS.85%29.aspx>
> >
> > Regards,
> >
> > Dan
> >
> >
>
>
> --
> "Hey brother Christian with your high and mighty errand, Your actions
> speak
> so loud, I can't hear a word you're saying."
>
> -Greg Graffin (Bad Religion)
>



-- 
"Hey brother Christian with your high and mighty errand, Your actions speak
so loud, I can't hear a word you're saying."

-Greg Graffin (Bad Religion)

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