[debian-lan-devel] Upgrade Debian-LAN to the latest git config space (Re: Was: When I shoot myself in the foot with a softupdate)

[Julien Lambot]

Hello Andy,

Thanks a lot for your work (again).

I will try this on the lab asap.

Have a nice day


On Thu, Jul 25, 2013 at 9:04 AM, Andreas B. Mundt <andi.mundt at web.de> wrote:

> Hello Julien,
>
> On Fri, Jul 12, 2013 at 05:42:46PM +0200, Julien Lambot wrote:
>
> > I'm working on the update of debian-lan version 0.12
> > The release that I installed was the one available around end of April.
> >
>
> I 'upgraded' my system (installed May 11) here and it seems to work
> fine.  I made some notes about the steps.  You might have to modify
> some steps depending on your setup, but the general way should be the
> same.  Please do not hesitate to ask if something is unclear.
>
> Best regards and good luck,
>
>      Andi
>
>
> ------------- HowTo upgrade to latest git ---------------
>
> Log into the mainserver, and then:
>
> cd /srv/fai/config/
>
> First make sure you save the latest local modifications of the
> config space, use:
>
>        git status
>        git diff
>        git commit
>
> Then, overwrite the old stuff with the latest contents in git:
> (Use 'git clone git://git.debian.org/git/collab-maint/debian-lan' in
> /tmp for example).
>
>       cp -r /path/to/debian-lan/fai/config/* /srv/fai/config/
>
> Now check what has been modified, step by step, modify files if needed:
>
>     git status class/
>     git diff class/
>
> Add/modify in SERVER_A.var the following lines:
>     MAINSERVER_IPADDR="10.0.0.1"
>     GATEWAY="10.0.0.1"
>
> Same for all subrirectories.  If you would like to keep a file, use:
>      git checkout --  files/etc/apt/sources.list/CLIENT_A
> files/etc/apt/sources.list/SERVER_A
>      git checkout -- package_config/EDU
>      git checkout -- package_config/PROXY
>
> Then add all new files to the index:
> git add class/GATEWAY_A.var class/ROAMING.var debconf/GATEWAY_A
> disk_config/GATEWAY_A disk_config/ROAMING
> files/etc/apt/sources.list/GATEWAY_A files/etc/motd/GATEWAY_A
> files/etc/sssd/ files/usr/share/ package_config/FIREWALL
> package_config/GATEWAY_A package_config/ROAMING
> scripts/DNS_SERVER/30-forwarders scripts/FIREWALL/ scripts/GATEWAY_A/
> scripts/ROAMING/
>
> Remove deprecated file:
>        git rm debconf/DESKTOP
>
> Check all remaining modifications and commit all:
>       git commit -a
>
> Check your modifications to debian-lan repository:
>       diff -ru /path/to/debian-lan/fai/config/ . |less
>
> If all is fine, run
>       fai -vN softupdate
>
> Check if all it went fine so far:
>       less /var/log/fai/mainserver/softupdate-20130724_100547/fai.log
>
> ==========================================
> Now enable the firewall, new DHCP and new DNS.  First, check
> configurations in /etc/:
>       etckeeper vcs status
>
> Make sure that all modifications are commited, to go back if something
> fails.
> After that, modify the if ...; .... ; fi at the beginning to enable
> the following scripts:
>
>      git status
> #       modified:   scripts/DNS_SERVER/10-zones
> #       modified:   scripts/FAISERVER/40-dhcp
> #       modified:   scripts/FAISERVER/10-config
> #       modified:   scripts/FIREWALL/10-config
>
> Now run again:
>       fai -vN softupdate
>
> ## Check modifications (already commited, so figure out the relevant
> commit from the log):
>        etckeeper vcs log
>    --> etckeeper vcs diff 807ee94ecce17d8fb
>
> ## Reset config space:
> cd /srv/fai/config/
> git reset --hard
>
> ## Check firewall interfaces (external/internal):
> less /etc/shorewall/params
>
> ## Check DNS:
> Copy MACs from dhcpd.conf_orig (or earlier git commit) to the new
> dhcpd.conf
>
> ## Recreate chroots:
>    rm -r /srv/fai/nfsroot
>    rm -r /opt/live
>    rm /srv/tftp/fai/pxelinux.cfg/diskless.tmpl
>    /etc/rc.local
>
> That's it, reboot and check if anything still works fine!
> Here, it seems to have worked fine.
>
> ------------------
>
>
>
>
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>
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