From: Pat Maddox <pergesu@...>
Date: 2006-03-19T03:11:39+09:00
Subject: Re: How to write a Ruby service(?)?

On 3/18/06, Randy Kramer <rhkramer@gmail.com> wrote:
> On Saturday 18 March 2006 08:19 am, Randy Kramer wrote:
> > I need to write what might be called a Ruby service or server(?)--a Ruby
> > program that:
> >    * runs only one instance even if "invoked" multiple times
> >    * can be sent additional "commands" via CLI commands, e.g., if the name
> > of the program is, for example, "program" I can issue multiple CLI commands
> > like:
>
> Oops, wait--I'm starting to wake up now--that would be a daemon, wouldn't it?
> Off to Google [Ruby daemon].
>
> But, any hints appreciated!
>
> Randy Kramer
>
>

Well fwiw, usually you would write two apps - a client and a server. 
The server will be invoked once and daemonized, and you use the client
to issue commands.  You can connect to the client either via TCP or
unix domain sockets.

Pat