On Tue, 2008-01-22 at 09:10 +0100, Zoltán Németh wrote:
> 2008. 01. 21, hétfő keltezéssel 20.23-kor shiplu ezt írta:
> > I configured autofs in my fedora so that when I plug any usb stick in
> > /dev/sda1 it automatically mounts in /mnt/auto/usb0
> >
> > There is two lines where the problem arise.
> >
> > $util->run_command("ls -1 /mnt/auto/usb0 | wc -l"); // it shows 13 when I
> > plug my usb stick.
> > $list = scandir("/mnt/auto/usb0 "); // here $list is null
> >
> > This script is in a php file which is running by apache.
> > the $util object is not actually running the command but it is inserting the
> > command in a queue. There is daemon who has root access processing the
> > queue.
> > It means the command in $util->run_command() is executing with root
> > privilege. this command mounts and get the total amount of file/folder very
> > nicely
> > But when I run the second line I see there is no file. How can I fill the
> > list with those file list.
> > It may look that the problem is regarding permission. But I don't think so.
> > Becasue I use the same command I mean the same 2 lines with /mnt/cdrom, and
> > it works very nicely
> >
> > It works,
> > $util->run_command("ls -1 /mnt/cdrom | wc -l"); // it shows 200 in my CD
> > rom drive
> > $list = scandir("/mnt/cdrom"); // here I get full list of files/folders
> >
> > Why its happening?
>
> I'm pretty sure it is because of the permissions on the mounted usb
> stick. for example my ubuntu automounts my usb stick with permissions
> 700 and user/group as me. so it would not be accessible by any other
> user, except root. I think that's what happening in your case.
>
> However, I do not know where you can set that up...
Doesn't the root directory of a mounted partition inherit the
ownership/permissions of the directory upon which it is mounted?
Cheers,
Rob.
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