Re: [PATCH v8 3/3] qapi/monitor: allow VNC display id in set/expire_password

[Markus Armbruster <armbru@redhat.com>]

Fabian Ebner <f.ebner@proxmox.com> writes:

> Am 09.02.22 um 15:07 schrieb Markus Armbruster:
>> Fabian Ebner <f.ebner@proxmox.com> writes:
>> 
>>> From: Stefan Reiter <s.reiter@proxmox.com>
>>>
>>> It is possible to specify more than one VNC server on the command line,
>>> either with an explicit ID or the auto-generated ones à la "default",
>>> "vnc2", "vnc3", ...
>>>
>>> It is not possible to change the password on one of these extra VNC
>>> displays though. Fix this by adding a "display" parameter to the
>>> "set_password" and "expire_password" QMP and HMP commands.
>>>
>>> For HMP, the display is specified using the "-d" value flag.
>>>
>>> For QMP, the schema is updated to explicitly express the supported
>>> variants of the commands with protocol-discriminated unions.

[...]

>>> diff --git a/hmp-commands.hx b/hmp-commands.hx
>>> index 70a9136ac2..cc2f4bdeba 100644
>>> --- a/hmp-commands.hx
>>> +++ b/hmp-commands.hx
>>> @@ -1514,33 +1514,35 @@ ERST
>>>  
>>>      {
>>>          .name       = "set_password",
>>> -        .args_type  = "protocol:s,password:s,connected:s?",
>>> -        .params     = "protocol password action-if-connected",
>>> +        .args_type  = "protocol:s,password:s,display:-dV,connected:s?",
>>> +        .params     = "protocol password [-d display] [action-if-connected]",
>>>          .help       = "set spice/vnc password",
>>>          .cmd        = hmp_set_password,
>>>      },
>>>  
>>>  SRST
>>> -``set_password [ vnc | spice ] password [ action-if-connected ]``
>>> -  Change spice/vnc password.  *action-if-connected* specifies what
>>> -  should happen in case a connection is established: *fail* makes the
>>> -  password change fail.  *disconnect* changes the password and
>>> +``set_password [ vnc | spice ] password [ -d display ] [ action-if-connected ]``
>> 
>> This is the first flag with an argument in HMP.  The alternative is
>> another optional argument.
>> 
>> PRO optional argument: no need for PATCH 1.
>> 
>> PRO flag with argument: can specify the display without
>> action-if-connected.
>> 
>> Dave, this is your call to make.
>> 
>
> I'll go ahead with v9 once the decision is made.

Dave?

[...]