Bob Showalter wrote:
Errin Larsen wrote:
Ok ... so with some research and playi^H^H^H^H^Htesting I've found the
answer to what's really been bothering me.
If you *really* want to understand the nuts and bolts of all this, Stevens'
_Advanced Programming in the UNIX Environment_ is a must.
http://www
Errin Larsen wrote:
> Ok ... so with some research and playi^H^H^H^H^Htesting I've found the
> answer to what's really been bothering me.
If you *really* want to understand the nuts and bolts of all this, Stevens'
_Advanced Programming in the UNIX Environment_ is a must.
http://www.amazon.com/exe
gt; Granted, the interesting bits are all done in C or something, so that
> may not help you here, but it's the model you're looking for.
>
>
>
> --
> Chris Devers
>
If you really want to get into it, Network Programming with Perl has
excellent coverage of vario
On Thu, 23 Sep 2004, Errin Larsen wrote:
> [] I was looking for a daemon that would run, start other servers,
> and that hang around monitoring them.
In other words, you want something that works like Apache [1.x].
* To launch Apache, you run apachectl, a shell script.
* apachectl laun
id 2 years ago or so, first attempting to understand the reasons
and lowlevels, reading lots of docs and making lots of mistakes. Once I
figured it out I was very glad because of the amount I learned, but then
opted for the module mostly to prevent code maintenance, hassles, etc.
We already had ro
-- Forwarded message --
From: Errin Larsen <[EMAIL PROTECTED]>
Date: Thu, 23 Sep 2004 16:30:21 -0500
Subject: Re: Daemon that starts other Daemons
To: Wiggins d Anconia <[EMAIL PROTECTED]>
Hi again,
Ok ... so with some research and playi^H^H^H^H^Htesting I've fo
> On Thu, 23 Sep 2004 11:23:16 -0500, Errin Larsen
<[EMAIL PROTECTED]> wrote:
> > Hi perl-people,
>
> <>
>
> > So, my question is, how do I implement this code WITHOUT the parent
> > process dieing?
> >
> > --Errin
> >
>
> I found that (at least on the Solaris OS that I'm working on) that the
ng the perlipc docs and I found this handy code on
> proper daemonization:
>
Great docs... however...
> use POSIX 'setsid';
>
> sub daemonize {
> #it's polite for daemons to chdir to root so that they
> #don't prevent a filesystem from being unmounted
&
On Thu, 23 Sep 2004 11:23:16 -0500, Errin Larsen <[EMAIL PROTECTED]> wrote:
> Hi perl-people,
<>
> So, my question is, how do I implement this code WITHOUT the parent
> process dieing?
>
> --Errin
>
I found that (at least on the Solaris OS that I'm working on) that the
setsid function will set
again.
So, I've been reading the perlipc docs and I found this handy code on
proper daemonization:
use POSIX 'setsid';
sub daemonize {
#it's polite for daemons to chdir to root so that they
#don't prevent a filesystem from being unmounted
chdir '/'
[EMAIL PROTECTED] wrote:
> Hi all,
>
> well i really need a server :-)
> thanks,
> KM
Hi K.
I really think you ought to come clean on what you're actually
trying to do to give Wiggins (and the rest of us) a sporting chance
of helping you :)
The bottom line is that you can write a daemon in
[EMAIL PROTECTED] wrote:
Hi all,
well i really need a server :-)
thanks,
KM
Still confused as to why, but ok...
How will your clients be connecting to the server? I would suggest
having a look at:
perldoc -f fork
perldoc -f
Hi all,
well i really need a server :-)
thanks,
KM
On Sat, 8 Feb 2003, Wiggins d'Anconia wrote:
>
>
> [EMAIL PROTECTED] wrote:
> > Hi,
> >
> > well to make it clear -- i need to make a server -- a constantly running
> > process --
[EMAIL PROTECTED] wrote:
Hi,
well to make it clear -- i need to make a server -- a constantly running
process --
suppose if i want to get a daily report of the frequency of all the users
logging in and out on the system from the daemon written in perl -- how do i do that ?
thanks,
KM
You
On Sat, 8 Feb 2003, Wiggins d'Anconia wrote:
> [EMAIL PROTECTED] wrote:
> > hi all,
> > how to write daemons in perl ?
> > does it have such a support ? if so which module should i use?
> > kindly enlighten me --
&g
[EMAIL PROTECTED] wrote:
hi all,
how to write daemons in perl ?
does it have such a support ? if so which module should i use?
kindly enlighten me --
thanks in advance --
First question, do you want a "daemon" as in a process that is started,
then exec's a new process withou
hi all,
how to write daemons in perl ?
does it have such a support ? if so which module should i use?
kindly enlighten me --
thanks in advance --
KM
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/Net/Server.pm
José.
> -Original Message-
> From: Mailing lists [mailto:[EMAIL PROTECTED]]
> Sent: Thursday, November 28, 2002 1:42 PM
> To: [EMAIL PROTECTED]
> Subject: daemons
>
>
> Hi ppl...
> this is my first post, so i really do not know if this one is
daemon, so i do not even know where
to start. Is there a "writing perl daemons how to" somewhere in
the net? If not, where can i find some guideline about this topic?
Thanks in advance.
Gabriele
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ot way
> worried, since I did not see any of the classics that
> i expect when creating a daemon - such as dealing with
> the STDIN/STDOUT/STDERR - setting process group Id, et al.
If you don't use STDIN/STDOUT/STDERR then you don't need to worry.
Daemons should only use STDIN/ST
On Wednesday, April 17, 2002, at 11:55 , Chas Owens wrote:
[..]
> Oopsy, forgot the sleep call. That is what I get for just posting code
> without testing it first. Well, I did say something like this />. Maybe it should look more like this (actually it shouldn't, you
> _should use cron or th
Hey all,
I am working with daemons at the moment. What I want to know is...
1 - Is it possbile for my script to report a message everytime my
program dies. My program currently runs as a daemon. Sometimes I get
up in the morning and the program (Perl deamon) isn't running any more.
Thx
running. I closed the TTY I was running it on but if I do a ps aux on
> my system it tells me I am still running the damon script? How do I go
> about stopping this script...
>
> Regards,
>
> Daniel Falkenberg
>
> #!/usr/bin/perl -w
>
> #Testing daemons
>
> use
I go
about stopping this script...
Regards,
Daniel Falkenberg
#!/usr/bin/perl -w
#Testing daemons
use POSIX qw(setsid);
chdir '/' or die "Can't chdir to /: $!";
umask 0;
open STDIN, '/dev/null' or die "Can't read /dev/null: $!";
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