From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from goalie.tycho.ncsc.mil (goalie [144.51.242.250]) by tarius.tycho.ncsc.mil (8.14.4/8.14.4) with ESMTP id v23G26gE014113 for ; Fri, 3 Mar 2017 11:02:06 -0500 Date: Fri, 3 Mar 2017 11:01:59 -0500 (EST) From: Simon Sekidde To: Ian Pilcher Cc: Systemd , selinux@tycho.nsa.gov, lennart@poettering.net Message-ID: <333322329.27680470.1488556919299.JavaMail.zimbra@redhat.com> In-Reply-To: <3cf89bd9-7f2b-81d0-c531-db6890cc2fee@gmail.com> References: <51816900-3b52-8eb6-bf86-75aa8540fca3@gmail.com> <20170301222511.GA29059@gardel-login> <944362898.27340550.1488467628547.JavaMail.zimbra@redhat.com> <3cf89bd9-7f2b-81d0-c531-db6890cc2fee@gmail.com> Subject: Re: [systemd-devel] SELinux type transition rule not working MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 List-Id: "Security-Enhanced Linux \(SELinux\) mailing list" List-Post: List-Help: ----- Original Message ----- > From: "Ian Pilcher" > To: "Simon Sekidde" > Cc: "Systemd" , selinux@tycho.nsa.gov, lennart@poettering.net > Sent: Friday, March 3, 2017 10:44:18 AM > Subject: Re: [systemd-devel] SELinux type transition rule not working > > On 03/02/2017 09:13 AM, Simon Sekidde wrote: > > I assume this would be a pid file? > > You assume correctly. > > > If so then what you are probably looking for is a filename_trans rule > > and will require a new interface in squid.if for this. > > > > Try something like > > > > interface(`squid_filetrans_named_content',` gen_require(` > > type_squid_var_run_t; ') > > > > files_pid_filetrans($1, squid_var_run_t, dir, "squozy") ') > > Not sure where squid came from. The service is one of my own making > called "squoxy" (short for "Squeezebox proxy"). Its purpose is to > forward Squeezebox discovery broadcast packets from one network to > another. > Sorry I must have been doing something in the squid policy while I was responding to this... > So I assume that I would need to add something like this to my policy > module: > > files_pid_filetrans(var_run_t, squoxy_var_run_t, dir, "squoxy") > > (I'm guessing at what to put in for $1.) > files_pid_filetrans(squoxy_t, squoxy_var_run_t, dir, "squoxy") Files created by the squoxy_t processes in the var_run_t directory will be created with the squoxy_var_run_t label > >> Hmm, so the relevant code in systemd actually labels the dir after > >> creating it after an selinux database lookup, so from our side all > >> should be good: > >> > >> https://github.com/systemd/systemd/blob/master/src/core/execute.c#L1857 > >> > >> > >>(specifically, we all mkdir_p_label() instead of plain mkdir_p() > >> there) > > And this is working now, presumably after a reboot? I do so love > non-deterministic computers. :-/ > > -- > ======================================================================== > Ian Pilcher arequipeno@gmail.com > -------- "I grew up before Mark Zuckerberg invented friendship" -------- > ======================================================================== >