[libvirt] [PATCH v2] Return more error output if policykit auth fails.

[Cole Robinson]

On 01/27/2012 05:32 PM, Eric Blake wrote:
> On 01/27/2012 03:02 PM, Cole Robinson wrote:
>> Several not uncommon issues can be diagnosed through pkcheck output, like
>> lack of/malfunctioning desktop agent, or lack of/malfunctioning polkit
>> dbus agent.
>>
>> Signed-off-by: Cole Robinson <crobinso at redhat.com>
>> ---
> 
>> +    } else if (pkout || pkerr) {
>> +        virNetError(VIR_ERR_AUTH_FAILED, "%s %s",
>> +                    pkerr ? pkerr : "",
>> +                    pkout ? pkout : "");
> 
> Always printing both is also okay, but now we run into the issue that
> you might have a trailing space if there is no pkerr.
> 
> This almost argues that we should have a mode in virCommand where you
> can request that stdout and stderr are collected into the same string
> (basically, by redirecting stderr onto stdout before doing string
> collection); I'll play with that idea.
> 

Yeah I actually thought about sending a patch to add just that, but just stuck
it at the end of my todo list :)

> In the meantime, ACK.  A trailing space isn't the end of the world,
> especially if I can get the virCommand changes to work and avoid it in
> that way.
> 

Thanks Eric, pushed now.

- Cole