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Date:      Sat, 31 Oct 2009 05:20:03 -0700
From:      phantomcircuit <phantomcircuit@covertinferno.org>
To:        freebsd-questions@freebsd.org
Subject:   Re: best way to install/update software and firewall choice
Message-ID:  <4AEC2B73.3020505@covertinferno.org>
In-Reply-To: <4AEC28B1.5050103@otenet.gr>
References:  <4AEC1729.6000307@posteurs.com> <4AEC28B1.5050103@otenet.gr>

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freebsd-update works fine in a jail so long as you symlink the kernel 
file to /dev/null

Manolis Kiagias wrote:
> Guy Marcenac wrote:
>   
>> Hi,
>>
>> I am an old debian user and I am looking at freebsd for security reasons
>> * I am very interested in the jail concept
>> * I have to relearn iptables syntax each time I want to add a rule
>>     
>
> Don't we all :)
>
>   
>> I am testing the system in vmware virtual machine.
>>
>> There is a point I don't fully understand. There are several ways of
>> updating the system, from precompiled binaries or by recompiling the
>> system and the ports (and using csup, portsnap, portupgrade ...).
>>     
>
> To update your base system, you can use freebsd-update. This uses
> precompiled binaries and also updates the relevant sources (assuming you
> have them installed beforehand and you are using the default
> freebsd-update configuration - which is recommended). However if you are
> going to run jails, this advantage is more less defeated: you will have
> to run 'make buildworld' anyway to install the result in the jails.
>
>   
>> I would prefer to use the first way because it is really faster, but
>> it seems to me that when I want to update my jails, there is no other
>> easy way than recompiling the whole world into my jails.
>>
>>     
> Yes, unless you can somehow run freebsd-update from inside a jail :)
> Don't know if this will work though. It will probably fail trying to
> patch the kernel.
>
> If you use freebsd-update you will only 'make installworld' for the
> jails, as the 'host' will be taken care of by freebsd-update binary
> patching.  You still need the make buildworld step, so you don't really
> gain much.
>
>   
>> The other point a bit confusing is that I dont know which firewall to
>> use. My first guess would be to use pf, because it exists also on
>> openbsd, but it seems that the default would go to ipfw.
>>
>>     
>
> I am using pf too. It is a matter of preference and features needed. I
> suggest you read the Handbook chapter and decide for yourself.
>
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>   



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