Jarkko Sakkinen <[email protected]> wrote on 01/25/2016
06:15:32 PM:
>
> On Fri, Jan 15, 2016 at 08:02:52AM -0500, Stefan Berger wrote:
> > Jarkko Sakkinen <[email protected]> wrote on 01/15/
> 2016 05:11:46
> > AM:
> >
> > >
> > > On Thu, Jan 14, 2016 at 11:01:54AM -0500, Stefan Berger wrote:
> > > > From: Stefan Berger <[email protected]>
> > > >
> > > > The following series of patches implements a multi-instance vTPM
driver
> > > > that can dynamically create TPM 'server' and client device pairs.
> > > >
> > > > Using ioctl's on the provided /dev/vtpmx, a server and a client
> > > > side vTPM device can be created. The server side offers a
/dev/vtpms%d
> > > > device and a TPM emulator must be started on it to listen for
> TPM commands
> > > > that are written to /dev/vtpmc%d, which is created by the core
> TPM driver.
> > > >
> > > > The primary goal of this series of patches is enabling vTPM
> for containers
> > > > and hooking them up to a (future) namespaced IMA. However,
thedriver can
> > > > also be used for simulating a hardware TPM on the host.
> > > >
> > > > The last patch provides a test program for controlling device
pairs.
> > >
> > > I like the idea. Looking into this in more detail after the next
pull
> > > request. Thanks!
> >
> > Thank you. I actually found some issues in the code yesterday, so
> I eventually
> > will need to repost.
> > I may put the latest on a public git repo in case someone wants to
test.
>
> I haven't yet reviewed the first version nor read the discussion you and
> Jason have had (except for some distinct emails). The main reasons is
> that I haven't received any feedback to some questions I've asked... One
> of the most important has been is there any documentation for vTPM?
If necessary I can add documentation for the vTPM driver to the patch.
Otherwise there are man pages in this project here that at least explain
the command line parameters and tools for the vTPM.
https://github.com/stefanberger/swtpm/blob/master/man/man8
example:
https://github.com/stefanberger/swtpm/blob/master/man/man8/swtpm.pod
Stefan
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