debootstrapping multidistributions

[mamadou diop]

Hi Thomas,

I haven't done any interaction with my email. It is sent automatically.
Please, tell me what to do
if i don't want to cite the whole email.

2010/11/26 Fredrik Eriksson <fredrik.eriksson at axis.com>

> mamadou diop wrote:
>
>> Hi Frederik,
>>  In the FAI guide, it is said to adjust the sources.list file after
>> placing the base.tgz in the basefiles/ directory.
>> There are two sources.list files : one in the /etc/fai/apt and another in
>> the base.tgz. Which one of them needs
>> to be adjusted.
>>
> What exactly are you trying to do?
>
> As I understand it you want to be able to "simultaneously" install clients
> with different (Debian?) releasees, without having to reconfigure anything
> at the FAI server every time you want to install another release that is.
> If this is the case it is very possible indeed. We install both 32bit and
> 64bit Lenny and Squeeze.
>
> To be able to do this we have two different fai-nfsroots, one for Lenny and
> one for Squeeze (both 64bit since all our machines have 64bit CPUs). They
> have two separate /etc configdirs with apt/sources.list corresponding to
> each release, you use the -C flag with make-fai-nfsroot(8) to define your
> configdir and the -B flag to define the name (and location) och your
> base.tar.gz.
> We have four base files, one for each flavour - 32bit or 64bit Lenny or
> Squeeze. As a side note we now build them with pbuilder --create and
> maintain them with a pbuilder --update cronjob. This makes them larger than
> the ones we used to build with fai-make-nfsroot, but thats fine since we
> keep them updated and our network is fast. It actually speeds up the
> installation process. It is a fine tool, pbuilder.
>
> To get the right sources.list for each installation we use the method i
> described in the previous message.
>
> 2010/11/23 Fredrik Eriksson <fredrik.eriksson at axis.com <mailto:
>> fredrik.eriksson at axis.com>>
>>
>>
>>    mamadou diop wrote:
>>
>>        Because of the sources.list file which only points to a Debian
>>        release at a given time, it seems to me
>>        that it is impossible to install simultaneously Debian clients
>>        with differents releases. Is my opinion true?
>>
>>    We actually have this in our current testing environment.
>>    What you typically want is to have two files in your fai/config/
>>    tree, a sources.list file and a hook script (at least this is how
>>    we solve it). The sources.list file should be named after a class,
>>    where you for example define what distribution to run, and be put
>>    in fai/config/files/etc/apt/sources.list/, i.e
>>    fai/config/files/etc/apt/sources.list/LENNY_AMD64.
>>    As for the hook script ours is called
>>    fai/config/hooks/updatebase.DEFAULT and is a small shell script to
>>    say the least:
>>
>>    #! /bin/bash
>>
>>    fcopy -Bi /etc/apt/sources.list
>>
>>    What it does is that it takes the file based on your defined
>>    class, for example
>>    fai/config/files/etc/apt/sources.list/SQUEEZE_X86, and copy it to
>>    /etc/apt/sources.list on your target system. Thus you can have
>>    multiple sources.list files aimed at different releases (and
>>    distributions or architectures if needed).
>>
>>
> Regards
> --
> Fredrik
>
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