Re: [PATCH v2 15/21] qemu: Enter the namespace on relabelling

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On Wed, Dec 07, 2016 at 09:36:22AM +0100, Michal Privoznik wrote:
> Instead of trying to fix our security drivers, we can use a
> simple trick to relabel paths in both namespace and the host.
> I mean, if we enter the namespace some paths are still shared
> with the host so any change done to them is visible from the host
> too.
> Therefore, we can just enter the namespace and call
> SetAllLabel()/RestoreAllLabel() from there. Yes, it has slight
> overhead because we have to fork in order to enter the namespace.
> But on the other hand, no complexity is added to our code.
> 
> Signed-off-by: Michal Privoznik <mprivozn@xxxxxxxxxx>
> ---
>  src/Makefile.am          |   3 +-
>  src/qemu/qemu_process.c  |  15 +++---
>  src/qemu/qemu_security.c | 132 +++++++++++++++++++++++++++++++++++++++++++++++
>  src/qemu/qemu_security.h |  39 ++++++++++++++
>  4 files changed, 181 insertions(+), 8 deletions(-)
>  create mode 100644 src/qemu/qemu_security.c
>  create mode 100644 src/qemu/qemu_security.h

ACK


Regards,
Daniel
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