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Re: [PATCH v2 02/11] qcrypto-luks: extend the create options for upcomin
Re: [PATCH v2 02/11] qcrypto-luks: extend the create options for upcoming encryption key management
Fri, 08 Nov 2019 13:48:46 +0200
On Fri, 2019-11-08 at 11:48 +0100, Max Reitz wrote:
> On 08.11.19 10:28, Maxim Levitsky wrote:
> > On Fri, 2019-10-04 at 19:42 +0200, Max Reitz wrote:
> > > On 13.09.19 00:30, Maxim Levitsky wrote:
> > > > Now you can specify which slot to put the encryption key to
> > > > Plus add 'active' option which will let user erase the key secret
> > > > instead of adding it.
> > > > Check that active=true it when creating.
> > > >
> > > > Signed-off-by: Maxim Levitsky <address@hidden>
> > > > ---
> > > > block/crypto.c | 2 ++
> > > > block/crypto.h | 16 +++++++++++
> > > > block/qcow2.c | 2 ++
> > > > crypto/block-luks.c | 26 +++++++++++++++---
> > > > qapi/crypto.json | 19 ++++++++++++++
> > > > tests/qemu-iotests/082.out | 54 ++++++++++++++++++++++++++++++++++++++
> > > > 6 files changed, 115 insertions(+), 4 deletions(-)
> > >
> > > (Just doing a cursory RFC-style review)
> > >
> > > I think we also want to reject unlock-secret if it’s given for creation;
> > Agree, I'll do this in the next version.
> > > and I suppose it’d be more important to print which slots are OK than
> > > the slot the user has given. (It isn’t like we shouldn’t print that
> > > slot index, but it’s more likely the user knows that than what the
> > > limits are. I think.)
> > I don't really understand what you mean here :-(
> > Since this is qmp interface,
> > I can't really print anything from it, other that error messages.
> Exactly, I’m referring to the error message. Right now it’s:
> "Invalid slot %" PRId64 " is specified", luks_opts.slot
> I think it should be something like:
> "Invalid slot %" PRId64 " specified, must be between 0 and %u",
> luks_opt.slot, QCRYPTO_BLOCK_LUKS_NUM_KEY_SLOTS - 1
This is a very good idea! implemented now and will
post in the next version.