Re: [Qemu-devel] [PATCH RFC v3 for-2.9 08/11] rbd: Revert -blockdev and -drive parameter auth-supported

[Markus Armbruster <armbru@redhat.com>]

Eric Blake <eblake@redhat.com> writes:

> On 03/27/2017 08:26 AM, Markus Armbruster wrote:
>> This reverts half of commit 0a55679.  We're having second thoughts on
>> the QAPI schema (and thus the external interface), and haven't reached
>> consensus, yet.  Issues include:
>> 
>
>> Let's avoid painting ourselves into a corner now, and revert the
>> feature for 2.9.
>
> There may still be some tweaks to improve the commit message and/or code
> comments to clarify things that tripped me up until later in the
> subthread, but now that I understand the difference between pseudo-file
> format (where the key-value pair backdoor still works for libvirt's
> usage of -drive file=rbd:...) and QemuOpts format (-drive driver=rbd,...
> which didn't really exist in 2.8, and where we don't want to bake in
> something we don't like in 2.9), I agree with the move.

I'm inserting ...

>> Note that users can still configure authentication methods with a
>> configuration file.  They probably do that anyway if they use Ceph
>> outside QEMU as well.

... this hint right here:

   Further note that this doesn't affect use of key "auth-supported" in
   -drive file=rbd:...:key=value.

Good enough?

>> qemu_rbd_array_opts()'s parameter @type now must be RBD_MON_HOST,
>> which is silly.  This will be cleaned up shortly.
>> 
>> Signed-off-by: Markus Armbruster <armbru@redhat.com>
>> ---
>>  block/rbd.c          | 31 +++----------------------------
>>  qapi/block-core.json | 24 ------------------------
>>  2 files changed, 3 insertions(+), 52 deletions(-)
>> 
>
> Reviewed-by: Eric Blake <eblake@redhat.com>

Thanks!