2013/1/8 Serge Hallyn <serge.hal...@canonical.com>:
> Quoting Alexander Vladimirov (alexander.idkfa.vladimi...@gmail.com):
>> Just like on the host:
>> [idkfa@s10 ~]$ ls -la /dev/{null,tty,urandom,zero,full}
>> crw-rw-rw- 1 root root 1, 7 янв 6 13:30 /dev/full
>> crw-rw-rw- 1 root root 1, 3 янв 6 13:30 /dev/null
>> crw-rw-rw- 1 root tty 5, 0 янв 8 00:03 /dev/tty
>> crw-rw-rw- 1 root root 1, 9 янв 6 13:30 /dev/urandom
>> crw-rw-rw- 1 root root 1, 5 янв 6 13:30 /dev/zero
>>
>> For example
>
> You say "for example", implying there is another. I don't see it though.
> What else is different?
I'm sure I have encountered error messages about /dev/null permissions
at some point, but I can't reproduce it atm
>> /dev/tty not being group-writable leads to the following
>> error when I login through ssh:
>> sshd[79]: error: open /dev/tty failed - could not set controlling
>> tty: Permission denied
>
> Interesting. Mine definately is owned by group tty, and it's not
> userspace changing it after boot, since even
> lxc-start -n r2 -- /bin/sleep 100
> with lxc.autodev = 1 gets /dev/tty owned by group tty. I don't
> understand why though as I don't see any place in src/lxc/conf.c where I
> chown it.
That is why I called permissions "strange", quick look at the source
made no insights on what's happening.
> Do you have the same result (just to help me figure out what's going on,
> not to suggest you should have to do this) if you add
>
> lxc.devttydir = lxc
Doing this just moves /dev/console into subdir, but /dev/console has
correct group and permissions regardless of this option.
For /dev/tty and other nodes in question that option does not change anything.
>
> thanks,
> -serge
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