(RADIATOR) Access deny issue on fd 0 when running as non root on Linux

[Mike McCauley]

Hello Markus,

This looks like a Linux issue. We have not seen this before.
I wonder if its something specific to SLES?

Cheers.


On Thursday 14 February 2008 09:29, Markus Moeller wrote:
> I have a problem when running Radiator on Linux (Suse SLES10) as non root
> together with a pam module. The module reads from fd 0 but doesn't have
> access to the descriptor as it is owned by root (created before the uid
> switch).  Is this a general Linux - Perl issue ?
>
> The same seems to work fine on Solaris 10.
>
> socket(PF_NETLINK, SOCK_RAW, 9)         = 10
> fcntl64(10, F_SETFD, FD_CLOEXEC)        = 0
> readlink("/proc/self/exe", 0xbf907d4c, 4095) = -1 EACCES (Permission
> denied) readlink("/proc/self/fd/0", 0xbf90d0dc, 31) = -1 EACCES (Permission
> denied) ioctl(0, SNDCTL_TMR_TIMEBASE or TCGETS, {B38400 opost isig icanon
> echo ...}) = 0 fstat64(0, {st_mode=S_IFCHR|0620, st_rdev=makedev(136, 0),
> ...}) = 0
>
> Markus

-- 
Mike McCauley                               mikem at open.com.au
Open System Consultants Pty. Ltd            Unix, Perl, Motif, C++, WWW
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