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Re: daemon server using perl



On Thu, 2007-09-27 at 22:07 -0400, Neil Cherry wrote:
> Gregory P. Ennis wrote:
> > Everyone,
> > 
> > I would like to create a daemon server that could be used like sendmail,
> > dovecot etc.  I would like it to monitor a specified port for queries
> > from a local network, and pass the queries to a database that is not
> > mysql or postgresql, and return the results to the same port,  
> > 
> > I do not  have experience in C so I would prefer to use perl.  
> > 
> > Can anyone point me to a tutorial?
> 
> I don't have a tutorial but this should help:
> 
> # OK Here is were I need to daemonize this program. (NJC)
> #
> #     * Open /dev/tty and use the the TIOCNOTTY ioctl on it. See tty(4)
> #       for details. Or better yet, you can just use the POSIX::setsid()
> #       function, so you don't have to worry about process groups.
> #     * Change directory to /
> #     * Background yourself like this:
> 
>      setsid() || die "Can't start a new session: $!";
>      chdir("/");
>      fork && exit;
> 
> Then open your network ports and proceed to listen.
> 
> You might also want to use a search engine for "Perl daemon" you'll
> find links like this:
> 
> http://search.cpan.org/~ehood/Proc-Daemon-0.03/Daemon.pm
> 
> -- 
> Linux Home Automation         Neil Cherry       ncherry linuxha com

Neil,

Thanks for the information.  Looks like what I want to do is possible!!!

Greg


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