--check option seems not to work from su(1)

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On Tue, 2014-09-09 at 11:22 +0200, David Henningsson wrote:
> 
> On 2014-09-09 11:13, Glenn Golden wrote:
> > David Henningsson <david.henningsson at canonical.com> [2014-09-09 09:56:43 +0200]:
> >>
> >> On 2014-09-08 20:44, Glenn Golden wrote:
> >>>
> >>> What's the magic incanation? Or am I entirely misinterpreting that such a
> >>> thing is even possible?
> >>
> >> You need to load the module-native-protocol-tcp module, either using pactl
> >> or through modifying the relevant .pa file.
> >>
> >> See http://www.freedesktop.org/wiki/Software/PulseAudio/Documentation/User/Modules/#index22h3
> >> for relevant options, e g if you want no security you need to give
> >> auth-anonymous as an argument.
> >>
> >
> > Hm. Still no joy.  Here's what I did:
> >
> > On hostA, using pactl, loaded the above module with 'auth-anonymous=1' option,
> > and verified that the module shows up via "pactl list modules" (with the
> > option listed).  Also verified that netstat now shows two listening tcp sockets
> > on port 4713, one tcp4 and the other tcp6.
> >
> > Then on hostB, verified that it was possible to successfully connect to the
> > PAD on hostA using netcat(1) via port 4713.  [This was just for purpose of
> > verifying that socket would accept connections, not to actually try to talk
> > to the PAD].  This netcat connection attempt succeeded, and netstat indeed
> > showed the incoming connect from netcat.
> >
> > But then from hostB, tried  to contact the PAD using pactl like this:
> >
> >      $ pactl --server=hostA list
> >
> > and still get 'conn refused'.
> >
> > Also tried several alternative formats for the server specifier (per the
> > textual ddescription of $PULSE_SERVER in pulseaudio.1):
> >
> > 	--server=tcp:hostA
> > 	--server=tcp4:hostA
> > 	--server=tcp6:hostA
> >
> > and then all of the above with the port number 4713 explicitly also given.
> > Also tried specifying hostA via its dotted IP address instead of IP name,
> > in case there was some local name lookup issue. In all cases, conn refused.
> >
> > What am I doing wrong?
> 
> I just tried the same thing here and it worked just fine, so no idea.
> 
> Maybe if you put pulseaudio in verbose log mode (run "pacmd 
> set-log-level 4" on hostA), and then try "pactl --sever=tcp:hostA list", 
> does anything interesting show up in /var/log/syslog ?

Another thing to try is to enable debug logging in pactl with the
PULSE_LOG environment variable. The debug logging will show where
exactly libpulse is trying to connect.

    PULSE_LOG=99 pactl --server=hostA list

-- 
Tanu



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