[Lxc-users] Problem with: lxc.autodev=1

[Frederic Crozat]

Le samedi 20 avril 2013 à 15:33 -0400, Michael H. Warfield a écrit :
> On Sat, 2013-04-20 at 21:13 +0200, Andreas Otto wrote:
> > Hi all,
> 
> > my problem: the "autodev" create devices with wrong permissions:
> 
> >  > ls -ald /dev/*
> > crw-rw---- 1 root tty  136, 16 Apr 20 18:34 /dev/console
> > lrwxrwxrwx 1 root root      11 Apr 20 18:34 /dev/core -> /proc/kcore
> > lrwxrwxrwx 1 root root      13 Apr 20 18:34 /dev/fd -> /proc/self/fd
> > crwxr-xr-x 1 root root   1,  7 Apr 20 18:34 /dev/full
> > drwxr-xr-x 2 root root       0 Apr 20 18:34 /dev/hugepages
> > prw------- 1 root root       0 Apr 20 18:34 /dev/initctl
> > lrwxrwxrwx 1 root root       7 Apr 20 18:34 /dev/kmsg -> console
> > srw-rw-rw- 1 root root       0 Apr 20 18:34 /dev/log
> > drwxrwxrwt 2 root root      40 Apr 20 18:34 /dev/mqueue
> > crwxr-xr-x 1 root root   1,  3 Apr 20 18:34 /dev/null
> > lrwxrwxrwx 1 root root      13 Apr 20 18:34 /dev/ptmx -> /dev/pts/ptmx
> > drwxr-xr-x 2 root root       0 Apr 20 18:34 /dev/pts
> > crwxr-xr-x 1 root root   1,  8 Apr 20 18:34 /dev/random
> > drwxrwxrwt 2 root root      40 Apr 20 18:34 /dev/shm
> > lrwxrwxrwx 1 root root      15 Apr 20 18:34 /dev/stderr -> /proc/self/fd/2
> > lrwxrwxrwx 1 root root      15 Apr 20 18:34 /dev/stdin -> /proc/self/fd/0
> > lrwxrwxrwx 1 root root      15 Apr 20 18:34 /dev/stdout -> /proc/self/fd/1
> > crwxr-xr-x 1 root root   5,  0 Apr 20 18:34 /dev/tty
> > crw-rw---- 1 root tty  136, 12 Apr 20 18:34 /dev/tty1
> > crw-rw---- 1 root tty  136, 13 Apr 20 18:34 /dev/tty2
> > crw-rw---- 1 root tty  136, 14 Apr 20 18:34 /dev/tty3
> > crw-rw---- 1 root tty  136, 15 Apr 20 18:34 /dev/tty4
> > crwxr-xr-x 1 root root   1,  9 Apr 20 18:34 /dev/urandom
> > crwxr-xr-x 1 root root   1,  5 Apr 20 18:34 /dev/zero
> 
> > check the permissions for "/dev/tty" or "/dev/null" as example.
> 
> I've seen this before when I set autodev=1 on a container which was NOT
> running systemd for init.  Reviewing the code and all, it looked like it
> should be setting the correct permissions and yet it came out wrong for
> several devices.  In my case, I finally got my Fedora 17 containers
> working fine (autodev=1 w/ systemd) and my Fedora 14 containers right
> with autodev=0 w/o systemd.  If I turned autodev=1 on the Fedora 14
> containers, it did what you're describing.  That was back when we were
> first working on the systemd support.  I don't recall testing that
> condition after we cut the patches loose for 0.9.0 that included systemd
> support in both the containers and the host.

Expect I did the backport of autodev in lxc 0.8.0 package we ship in
12.3, so we could support 12.3 guest nicely.

> 1) Is OpenSuse 12.3 running systemd init (I don't run OpenSuse and,
> unfortunately, the lxc-opensuse template doesn't seem to work for me on
> Fedora)?

Yes, we only support systemd starting with 12.3

-- 
Frederic Crozat <fcrozat at suse.com>
SUSE