Re: [ANNOUNCE] util-linux 2.23

Re: [ANNOUNCE] util-linux 2.23

[richard -rw- weinberger]

On Thu, Apr 25, 2013 at 1:04 PM, Karel Zak <kzak@redhat.com> wrote:
> The util-linux release 2.23 is available at
>
>    ftp://ftp.kernel.org/pub/linux/utils/util-linux/v2.23
>
> Feedback and bug reports, as always, are welcomed.
>
>        Karel
>
>
>
> Util-linux 2.23 Release Notes
> =============================
>
> The cryptoloop support in the commands mount(8) and losetup(8) has been
> REMOVED. The encryption= mount option and -e,-E,--encryption losetup options
> are no more supported.
>
> The command arch(1) has been REMOVED from util-linux in favour of coreutils
> version.
>
> The command chkdupexe has been REMOVED from util-linux.
>
> The library libblkid supports LIBBLKID_DEBUG=<mask> environment variable to
> print debug messages on stderr. The old BLKID_DEBUG= is no more supported.
>
> Release highlights
> ------------------
>
> nsenter(1):
>   - this NEW COMMAND provides command line interface to setns() Linux syscall
>     and allows to run program with namespaces of other processes

It would be nice if nsenter(1) would allow us to specify a uid/gid
which is switched to
if a user namespace is entered. Otherwise we become nobody:nogroup
after entering the
user namespace.

I.e. ./nsenter -t <pid> -U --setuid=0 --setgid=0

Would you accept such a patch? :)

--
Thanks,
//richard

Re: [ANNOUNCE] util-linux 2.23

[Davidlohr Bueso]

On Thu, 2013-04-25 at 13:59 +0200, richard -rw- weinberger wrote:
> On Thu, Apr 25, 2013 at 1:04 PM, Karel Zak <kzak@redhat.com> wrote:
> > The util-linux release 2.23 is available at
> >
> >    ftp://ftp.kernel.org/pub/linux/utils/util-linux/v2.23
> >
> > Feedback and bug reports, as always, are welcomed.
> >
> >        Karel
> >
> >
> >
> > Util-linux 2.23 Release Notes
> > =============================
> >
> > The cryptoloop support in the commands mount(8) and losetup(8) has been
> > REMOVED. The encryption= mount option and -e,-E,--encryption losetup options
> > are no more supported.
> >
> > The command arch(1) has been REMOVED from util-linux in favour of coreutils
> > version.
> >
> > The command chkdupexe has been REMOVED from util-linux.
> >
> > The library libblkid supports LIBBLKID_DEBUG=<mask> environment variable to
> > print debug messages on stderr. The old BLKID_DEBUG= is no more supported.
> >
> > Release highlights
> > ------------------
> >
> > nsenter(1):
> >   - this NEW COMMAND provides command line interface to setns() Linux syscall
> >     and allows to run program with namespaces of other processes
> 
> It would be nice if nsenter(1) would allow us to specify a uid/gid
> which is switched to
> if a user namespace is entered. Otherwise we become nobody:nogroup
> after entering the
> user namespace.

+1

Re: [ANNOUNCE] util-linux 2.23

[Andi Kleen]

Karel Zak <kzak-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> writes:
>
> Util-linux 2.23 Release Notes
> =============================
>
> The cryptoloop support in the commands mount(8) and losetup(8) has been
> REMOVED. The encryption= mount option and -e,-E,--encryption losetup options
> are no more supported.

That's crazy. You're taking away access to existing data.

-Andi

Re: [ANNOUNCE] util-linux 2.23

[Milan Broz]

On 25.4.2013 15:25, Andi Kleen wrote:
>> Util-linux 2.23 Release Notes
>> =============================
>>
>> The cryptoloop support in the commands mount(8) and losetup(8) has been
>> REMOVED. The encryption= mount option and -e,-E,--encryption losetup options
>> are no more supported.
> 
> That's crazy. You're taking away access to existing data.

Nope. You can use cryptsetup.

https://lkml.org/lkml/2012/11/2/162

Milan