X-Git-Url: http://pere.pagekite.me/gitweb/homepage.git/blobdiff_plain/7bb3b39ded18d91d2f02f6c9d01b8d4a91fac452..3fbf9b15b4169565bb456691e3bc194c04eb30f1:/blog/index.rss diff --git a/blog/index.rss b/blog/index.rss index 483e8c8cdb..58fd8bd572 100644 --- a/blog/index.rss +++ b/blog/index.rss @@ -6,6 +6,78 @@ http://people.skolelinux.org/pere/blog/ + + How to transform a Debian based system to a Debian Edu installation + http://people.skolelinux.org/pere/blog/How_to_transform_a_Debian_based_system_to_a_Debian_Edu_installation.html + http://people.skolelinux.org/pere/blog/How_to_transform_a_Debian_based_system_to_a_Debian_Edu_installation.html + Fri, 17 May 2013 11:50:00 +0200 + <p><a href="http://www.skolelinux.org/">Debian Edu / Skolelinux</a> is +an operating system based on Debian intended for use in schools. It +contain a turn-key solution for the computer network provided to +pupils in the primary schools. It provide both the central server, +network boot servers and desktop environments with heaps of +educational software. The project was founded almost 12 years ago, +2001-07-02. If you want to support the project, which is in need for +cash to fund developer gatherings and other project related activity, +<a href="http://www.linuxiskolen.no/slxdebianlabs/donations.html">please +donate some money</a>. + +<p>A topic that come up again and again on the Debian Edu mailing +lists and elsewhere, is the question on how to transform a Debian or +Ubuntu installation into a Debian Edu installation. It isn't very +hard, and last week I wrote a script to replicate the steps done by +the Debian Edu installer.</p> + +<p>The script, +<a href="http://anonscm.debian.org/viewvc/debian-edu/branches/wheezy/debian-edu-config/share/debian-edu-config/tools/debian-edu-bless?view=markup">debian-edu-bless<a/> +in the debian-edu-config package, will go through these six steps and +transform an existing Debian Wheezy or Ubuntu (untested) installation +into a Debian Edu Workstation:</p> + +<ol> + +<li>Add skolelinux related APT sources.</li> +<li>Create /etc/debian-edu/config with the wanted configuration.</li> +<li>Install debian-edu-install to load preseeding values and pull in + our configuration.</li> +<li>Preseed debconf database with profile setup in + /etc/debian-edu/config, and run tasksel to install packages + according to the profile specified in the config above, + overriding some of the Debian automation machinery.</li> +<li>Run debian-edu-cfengine-D installation to configure everything + that could not be done using preseeding.</li> +<li>Ask for a reboot to enable all the configuration changes.</li> + +</ol> + +<p>There are some steps in the Debian Edu installation that can not be +replicated like this. Disk partitioning and LVM setup, for example. +So this script just assume there is enough disk space to install all +the needed packages.</p> + +<p>The script was created to help a Debian Edu student working on +setting up <a href="http://www.raspberrypi.org">Raspberry Pi</a> as a +Debian Edu client, and using it he can take the existing +<a href="http://www.raspbian.org/‎">Rapbian</a> installation and +transform it into a fully functioning Debian Edu Workstation (or +Roaming Workstation, or whatever :).</p> + +<p>The default setting in the script is to create a KDE Workstation. +If a LXDE based Roaming workstation is wanted instead, modify the +PROFILE and DESKTOP values at the top to look like this instead:</p> + +<p><pre> +PROFILE="Roaming-Workstation" +DESKTOP="lxde" +</pre></p> + +<p>The script could even become useful to set up Debian Edu servers in +the cloud, by starting with a virtual Debian installation at some +virtual hosting service and setting up all the services on first +boot.</p> + + + Second alpha release of Debian Edu / Skolelinux based on Debian Wheezy http://people.skolelinux.org/pere/blog/Second_alpha_release_of_Debian_Edu___Skolelinux_based_on_Debian_Wheezy.html @@ -620,48 +692,5 @@ fra katalogen.</p> - - Sandy Island - øya som er synlig hver tirsdag og fredag? - http://people.skolelinux.org/pere/blog/Sandy_Island____ya_som_er_synlig_hver_tirsdag_og_fredag_.html - http://people.skolelinux.org/pere/blog/Sandy_Island____ya_som_er_synlig_hver_tirsdag_og_fredag_.html - Sun, 7 Apr 2013 08:50:00 +0200 - <p>For en stund tilbake gikk nyheten om -<a href="http://en.wikipedia.org/wiki/Sandy_Island,_New_Caledonia">Sandy -Island</a>, en øy som var dukket opp på noen kart, men som ikke var -synlig når en sjekket den på satellittbilder. Dagbladet meldte for -eksempel at -«<a href="http://www.dagbladet.no/2012/11/22/nyheter/google_maps/google/utenriks/internett/24496816/">denne -øya finnes på kart, men ikke i virkeligheten</a>». Noe senere begynte -jeg å lese -<a href="http://www.gyldendal.no/Barn-og-ungdom/3-6-aar/Den-store-Ruffen-boken">historier -om Ruffen</a> til mine barn. Dette er historier om sjøormen Ruffen -skapt av Tor Åge Bringsværd, som starter med følgende beskrivelse:</p> - -<p><blockquote> -«Langt ute i havet ligger en mystisk øy. Den er bare synlig hver -tirsdag og fredag. Derfor står den ikke på noe kart. På denne øya -ligger et slott, og i slottet bor en gammel, fin sjøormfamilie.» -</blockquote></p> - -<p>Det virker åpenbart at Hr. Bringsværd tok feil når han trodde den -ikke var på noe kart, og at noen tydeligvis har vært i nærheten en -tirsdag eller en fredag og fått den med på et kart, mens -satellittbildene er tatt på noen av de fem andre dagene i uka og -dermed ikke ser øya. :)</p> - -<p>I følge -<a href="http://www.dagbladet.no/2012/12/03/nyheter/sandy_island/forskning/utenriks/24662158/">en -senere artikkel i Dagbladet</a> hevder Shaun Higgins, en forsker fra -New Zealand, at et hvalfangstskip fra 1876 er opprinnelsen til at -spøkelsesøya i det hele tatt havnet på kartet. Det fremgår ikke fra -historien hvilken ukedag de var innom.</p> - -<p>Jeg har stor sans for Tor Åge Bringsværd. Og han viste nylig en -svært fin side av seg selv da han sa ja til EFNs forespørsel om å gi -ut novellen <a href="http://www.efn.no/kodemus/">Kodémus</a> med -Creative Commons-lisens.</p> - - -