From owner-freebsd-questions@FreeBSD.ORG  Tue Feb 19 01:41:38 2013
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: questions@freebsd.org
Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115])
 by hub.freebsd.org (Postfix) with ESMTP id 033B72DE
 for <questions@freebsd.org>; Tue, 19 Feb 2013 01:41:38 +0000 (UTC)
 (envelope-from fbsd8@a1poweruser.com)
Received: from mail-03.name-services.com (mail-03.name-services.com
 [69.64.155.195]) by mx1.freebsd.org (Postfix) with ESMTP id C405525A
 for <questions@freebsd.org>; Tue, 19 Feb 2013 01:41:37 +0000 (UTC)
Received: from [10.0.10.3] ([173.88.202.176]) by mail-03.name-services.com
 with Microsoft SMTPSVC(6.0.3790.4675); 
 Mon, 18 Feb 2013 17:41:36 -0800
Message-ID: <5122D83F.6090107@a1poweruser.com>
Date: Mon, 18 Feb 2013 20:41:19 -0500
From: Fbsd8 <fbsd8@a1poweruser.com>
User-Agent: Thunderbird 2.0.0.17 (Windows/20080914)
MIME-Version: 1.0
To: Polytropon <freebsd@edvax.de>
Subject: Re: How to add zfs support to FreeBSD?
References: <51229B47.4070605@a1poweruser.com>	<5122A3BA.2000907@a1poweruser.com>
 <20130219015600.68050fb2.freebsd@edvax.de>
In-Reply-To: <20130219015600.68050fb2.freebsd@edvax.de>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
X-OriginalArrivalTime: 19 Feb 2013 01:41:36.0990 (UTC)
 FILETIME=[418097E0:01CE0E42]
X-Sender: fbsd8@a1poweruser.com
X-Authenticated-Sender: fbsd8@a1poweruser.com
X-EchoSenderHash: [fbsd8]-[a1poweruser*com]
Cc: FreeBSD questions <questions@freebsd.org>
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-questions>, 
 <mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
 <mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 19 Feb 2013 01:41:38 -0000

Polytropon wrote:
> On Mon, 18 Feb 2013 16:57:14 -0500, Fbsd8 wrote:
>> Fbsd8 wrote:
>>> The handbook does not cover how to add zfs support.
>>>
>>> How is it done?
>>
>> Let me reword. If zfs is in the base system why does it not show up
>> when I look for it this way?
>>
>> if config -x $( sysctl -n kern.bootfile ) | grep -q 
>> '^[[:space:]]*options[[:space:]]\{1,\}ZFS\>'; then
>>    echo "yes zfs is in the kernel"
>> fi
> 
> Without the ability to check this, I strongly assume that
> if you enable ZFS as described in the Handbook, the module
> /boot/kernel/zfs.ko (part of the default system) will be
> loaded. That's why it won't show up in a sysctl query
> aimed at the _kernel_ itself -- because it isn't in the
> kernel.
> 
> Also, "sysctl -n kern.bootfile" will return the actual
> kernel file, /boot/kernel/kernel, which is a binary. If
> the exact config list (from the kernel _configuration_
> file) is not plain-text part of that file, grep will not
> find the text you're grepping for.
> 


So the next question is there any sh script code I can use to
check if zfs has been enabled by the rc.conf zfs_enable statement.

I need to determine if zfs is enabled on the host.

Thanks