SPUG: Web interface problem
Dan Ebert
mathin at mathin.com
Wed Mar 6 14:39:51 CST 2002
You might try turning off buffering
$| = 1;
Then printing something back to the broswer before starting the
download ... that might keep it from complaining about timing out. I
haven't tested it, but it might work.
Dan.
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On Wed, 6 Mar 2002, Daryn Nakhuda wrote:
>
> I'd love to hear a good way to do this as well.. Fork seemed to keep the
> little globe spinning in IE, but maybe I was doing it wrong. My hack to
> make it seem okay to the end user was just to schedule an at job (+10
> seconds) from the cgi, then tell them it was being processed. I then had
> another place where you could check the status of jobs (the script being
> run by at updated the database as it ran).
>
>
>
> On Wed, 6 Mar 2002, Mikel Tidwell wrote:
>
> > Hi everyone,
> >
> > I'm stumped on how to proceed on a page for a web interface I'm creating
> > for my web site. I want to be able to download a typically large file off
> > another web server, and store it on the local server. By large, I mean an
> > average of 20 MB or so, but up to 100 MB at a typical rate of 30K/s.
> >
> > Here's how I expect it to work:
> >
> > * User locates the file on another site, comes to the interface, and
> > commands the file be downloaded.
> > * Script uses either LWP or `wget` to fetch file. <Problem>
> > * Script moves on to allow the person how to name the file, etc.
> >
> > Problem: Downloading a file usually takes more than two minutes. If the
> > client doesn't time out by then, the web server will terminate the process
> > anyway (cgi time limit in Roxen). I could simply change this limit, but
> > I'm looking for a smarter solution.
> >
> > I thought about creating a child process, but I know very little about
> > fork(), or what happens to the parent in this scenario. I also have an
> > issue with, should the child be able to download the file, notifying the
> > user that the download was complete, so he/she can continue.
> >
> > If this still makes any sense, please help. Thanks... ^^
> >
> > _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _
> > -- Mikel Tidwell President: RPGamer -- http://www.rpgamer.com/
> > MSNM: FireMyst Personal Home Page -- http://dragon.rpgamer.com/
> > - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ - _ -
> >
> >
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> --
>
>
>
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