Date: Thu, 29 Oct 2015 08:48:39 -0500 From: Mark Felder <feld@FreeBSD.org> To: krad <kraduk@gmail.com>, galtsev@kicp.uchicago.edu Cc: FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: /etc/jail.conf documentation? Message-ID: <1446126519.3886654.423612921.572AA6CD@webmail.messagingengine.com> In-Reply-To: <CALfReycwGJfBsx1JB_HOpwRXj2BPt9JTDAFPZHHC4HA=-fiisw@mail.gmail.com> References: <49230.128.135.52.6.1446047977.squirrel@cosmo.uchicago.edu> <1446064085.1148620.422968569.0E47599D@webmail.messagingengine.com> <20953.128.135.52.6.1446065026.squirrel@cosmo.uchicago.edu> <CALfReycwGJfBsx1JB_HOpwRXj2BPt9JTDAFPZHHC4HA=-fiisw@mail.gmail.com>
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On Thu, Oct 29, 2015, at 07:17, krad wrote:
> here is an extract from one of my jail configs which shows a few other
> things to play with. Remember vnet and pf dont play at present.
>
>
> # Typical static defaults:
> # Use the rc scripts to start and stop jails. Mount jail's /dev.
> exec.start = "/bin/sh /etc/rc";
> exec.stop = "/bin/sh /etc/rc.shutdown";
> exec.clean;
> mount.devfs;
>
>
> # Dynamic wildcard parameter:
> # Base the path off the jail name.
> path = "/jails/$name";
>
>
> emby {
> host.hostname = "emby.intranet";
> vnet.interface = emby_a;
> vnet;
> exec.prestart = "ifconfig emby_a destroy || true ";
> exec.prestart += "ifconfig emby_b destroy || true";
> exec.prestart += "ifconfig epair8 create up";
> exec.prestart += "ifconfig epair8a name emby_a";
> exec.prestart += "ifconfig epair8b name emby_b";
> exec.prestart += "ifconfig emby_b up";
> exec.prestart += "ifconfig bridge0 addm emby_b";
> exec.prestart += "ifconfig emby_a ether 02:ff:25:fc:05:da";
> exec.prestart += " df | grep -q /jails/emby/videos ||
> mount
> -t nullfs -o rw /videos /jails/emby/videos/";
> exec.poststop = "ifconfig emby_a destroy";
> exec.poststop += "ifconfig emby_b destroy";
> exec.poststop += "/sbin/umount /jails/emby/videos || true ";
> exec.start += "/sbin/dhclient emby_a";
> exec.start += "ifconfig emby_a inet6 accept_rtadv";
> exec.start += "/etc/rc.d/rtsold start";
> }
>
You don't need to handle mounting filesystems this way. Just define
mount.fstab = /etc/fstab.$name;
and then create /etc/fstab.emby
Put your fstab entries in that file and it will do the right thing for
you automatically.
--
Mark Felder
ports-secteam member
feld@FreeBSD.org
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