Date: Mon, 7 Dec 2015 15:22:39 -0200 From: =?utf-8?B?THXDrXM=?= Fernando Schultz Xavier da Silveira <schultz@ime.usp.br> To: Ian Smith <smithi@nimnet.asn.au> Cc: freebsd-questions@freebsd.org Subject: Re: OSS in jail Message-ID: <20151207172239.GC873@hpmini> In-Reply-To: <20151207234938.F52001@sola.nimnet.asn.au> References: <mailman.89.1449489602.81642.freebsd-questions@freebsd.org> <20151207234938.F52001@sola.nimnet.asn.au>
next in thread | previous in thread | raw e-mail | index | archive | help
Thanks for the suggestion. I will post it in those lists. On Tue, Dec 08, 2015 at 12:04:26AM +1100, Ian Smith wrote: > In freebsd-questions Digest, Vol 601, Issue 1, Message: 4 > On Sun, 6 Dec 2015 17:44:01 -0200 > Lu?s Fernando Schultz Xavier da Silveira <schultz@ime.usp.br> wrote: > > > I would like one of my jails to have the ability to play back sound, > > but not to record it. As I understand, sound is played back by writing > > to /dev/dsp and recorded by reading from it. Hence, placing the /dev/dsp > > device (and /dev/dsp[0-9]* devices) in the jail via devfs.rules is not > > a solution since the jail superuser can override permissions on these > > devices and even read from them when they lack read permission. > > > > Is there a way to give a device to a jail in read-only mode? > > If not, is it possible to create a virtual OSS stack and give that to > > the jail? > > How would you solve this problem? > > > > Also, is it possible to give the jail a mixer device that can only read > > mixer settings but not alter them? > > > > Thanks, > > Lu?s > > Sorry about charset mapping .. > > I suggest asking this (interesting) question in either or both of > freebsd-jail@freebsd.org and freebsd-multimedia@freebsd.org . > > I'm vaguely wondering if you could use port audio/jack for this, but > I've only used that on Linux, and that with ALSA .. but I expect you > should find some help from the habitual denizens of those lists. > > cheers, Ian > _______________________________________________ > freebsd-questions@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" >
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20151207172239.GC873>