Thanks Richard for the info. Will try to see if I can make something work. I
do think that a background job thread is missing from PHP (as standard
functions etc.)
Benny
""Richard Lynch"" <[EMAIL PROTECTED]> skrev i en meddelelse
06a501c084ca$19dc44a0$[EMAIL PROTECTED]">news:06a501c084ca$19dc44a0$[EMAIL PROTECTED]...
> > I need to have some task performed all the time in the background
> (database
> > task etc.)
> > How is this possible with PHP. I do not have direct access to the OS
(can
> > not make an application to run directly under linux). Is it possible to
> have
> > a PHP script execute all the time in some way.
>
> Hmmmm.
>
> Do you have telnet or SSH access, and can you install a "cron" job?...
>
> Log in and do like this:
>
> crontab -l
>
> (That's an L for List, not 1)
>
> This will list your (probably non-existant) cron jobs so far.
>
> If that works, odds are that reading:
>
> man 5 crontab
>
> will have you pretty much hooked up on the "doing something regularly"
> part... Or at least, you'll see how it could maybe work once you figure
out
> all those *'s and stuff. :-)
>
> Then you have to ask yourself, "Self, is PHP installed as a CGI binary
> anywhere on this thing?" Cuz if it is, it's way more better from a purist
> perspective... So, try this:
>
> find / -name php -print 2> /dev/null | less
>
> You may wanna take a coffee break right about here... It's searching your
> entire ISPs hard drive for the PHP binary...
>
> Now, if that turns up a file that looks like it might be the php binary...
> Do this:
>
> ls -alsh XXX
> where XXX is the thing you found and make sure it's a nice big file (a meg
> or two) and not just some directory or something.
>
> If it is, you can write a PHP script like this:
>
> #!/full/path/to/php -q
> <?php
> #your code here
> ?>
>
> And then you can do:
> chmod 775 myscript.php
>
> Once you do *that* you can just slide /full/path/to/myscript.php right
there
> into your cron list using:
>
> crontab -e
>
> You'll be in an editor, and you can put in something like this:
> 0 1 * * * /full/path/to/myscript.php
> and save it.
> This one fires off at 1 am, every day.
>
> Now, if you never did find the PHP binary, all is not lost. There might
be
> "wget" on your server, and you can use crontab to make that *surf* to your
> PHP page every day, still using crontab.
>
> Now, even if you can't find that wget thingie, you almost for sure have
> "lynx" on your server, and you can use *that* to surf to your page every
> day.
>
> PHP as a CGI (the first choice) is more efficient, wget after that, and
lynx
> last of all.
>
> Still, they'll all get the job done.
>
> Don't worry if it takes awhile to get the hang of this cron stuff -- Took
me
> months to figure it out the first time around (well, I had some editor
> problems mixed in there too). Once you do one of them, though, you find
all
> sorts of nifty things that it's handy for. You don't want to get carried
> away, of course, cuz cron is no magic bullet. Each of those jobs you run
> takes up some work, and they can add up if you get silly about it.
>
> Still, all sorts of low-level maintenance and menial tasks can be
automated
> this way, and setting it up is not much harder than doing the task once.
> But once it's going, you can cross it off your ToDo list practically
> forever.
>
> I know that was kinda ramblin', but that's the way I was feelin' Hope
it's
> okay.
>
> Don't miss the Zend Web Store's Grand Opening on January 23, 2001!
> http://www.zend.com
> Wanna help me out? Like Music? Buy a CD: http://l-i-e.com/artists.htm
> Volunteer a little time: http://chatmusic.com/volunteer.htm
>
>
>
> --
> PHP General Mailing List (http://www.php.net/)
> To unsubscribe, e-mail: [EMAIL PROTECTED]
> For additional commands, e-mail: [EMAIL PROTECTED]
> To contact the list administrators, e-mail: [EMAIL PROTECTED]
>
--
PHP General Mailing List (http://www.php.net/)
To unsubscribe, e-mail: [EMAIL PROTECTED]
For additional commands, e-mail: [EMAIL PROTECTED]
To contact the list administrators, e-mail: [EMAIL PROTECTED]
