From owner-freebsd-questions@freebsd.org Mon Dec 7 17:21:04 2015 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id AE8989C1031 for ; Mon, 7 Dec 2015 17:21:04 +0000 (UTC) (envelope-from schultz@ime.usp.br) Received: from iris.ime.usp.br (iris.ime.usp.br [143.107.45.5]) by mx1.freebsd.org (Postfix) with ESMTP id 6C7BD129A for ; Mon, 7 Dec 2015 17:21:04 +0000 (UTC) (envelope-from schultz@ime.usp.br) Received: from hpmini (unknown [187.65.219.230]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: schultz@iris.ime.usp.br) by iris.ime.usp.br (Postfix) with ESMTPSA id AACA22900155; Mon, 7 Dec 2015 15:20:58 -0200 (BRST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=ime.usp.br; s=mail; t=1449508862; bh=YAYgfXCqIt8h8QOPFZRXZwMhelBCK/8vKnhsNTFMoPA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Csnhq72wWOn1hrhiV6bcZohkDj3QEFJfhZ8EII8W+SzzyFscOn2w7JEpGHFGBH7h+ Bu1HH1NSy+tM6dz67/4n/he5onYsub0CaY+s7IX5iPtP6qvVYmYiNKJOtZtbFRqfPi H/2SFO5SJhbxQ892kUa65stAtvOQHskfyf6W2K7Y= Date: Mon, 7 Dec 2015 15:22:39 -0200 From: =?utf-8?B?THXDrXM=?= Fernando Schultz Xavier da Silveira To: Ian Smith Cc: freebsd-questions@freebsd.org Subject: Re: OSS in jail Message-ID: <20151207172239.GC873@hpmini> References: <20151207234938.F52001@sola.nimnet.asn.au> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20151207234938.F52001@sola.nimnet.asn.au> User-Agent: Mutt/1.5.23 (2014-03-12) X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.0 X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on iris.ime.usp.br X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 07 Dec 2015 17:21:04 -0000 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 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" >