On Fri, Mar 07, 2014 at 06:15:24PM +0400, Roman Bogorodskiy wrote:
> Daniel P. Berrange wrote:
>
> > All those mangled messages are being printed out by libvirt client
> > code, and it is totally expected that log messages libvirt prints
> > are mangled in this way for the console.
> >
> > What's more important is what data coming from the guest looks
> > like.
>
> All those spaces come from the stream as well. For example, I've added
> the following debugging to daemonStreamHandleRead() into
> daemon/stream.c:
>
> 732 ret = virStreamRecv(stream->st, buffer, bufferLen);
> 733 VIR_ERROR("buffer = [%s]", buffer);
>
> And it prints stuff like:
>
> 2014-03-07 13:29:34.060+0000: 34489787392: error :
> daemonStreamHandleRead:733 : buffer = [ File "/usr/bin/cloud raise
> DataSourceNotFoundException(msg)
> ]
> 2014-03-07 13:29:34.060+0000: 34489787392: error :
> daemonStreamHandleRead:733 : buffer = [
> ]
> 2014-03-07 13:29:34.061+0000: 34489787392: error :
> daemonStreamHandleRead:733 : buffer = [
> ]
> 2014-03-07 13:29:34.061+0000: 34489787392: error :
> daemonStreamHandleRead:733 : buffer = [
> ]
The debug logs are *always* going to be strange when you have the
terminal in raw mode. If you're debugging the console support you
really must not try to use stderr for debug logs - you'll never get
sane results. Set libvirt to log to a file or syslog instead.
Regards,
Daniel
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