re: kde icons slow on nfs

2012-04-08 Thread Marius Kotsbak
Den 8. apr. 2012 03:35 skrev shawn shawnland...@gmail.com følgende:

 re:

http://people.skolelinux.org/pere/blog/Why_the_KDE_menu_is_slow_when__usr__is_NFS_mounted___and_a_workaround.html

 gtk uses a compiled cache that can be directly mmap()ed into processes.
 I am sure this is incompatible, but it probably doesn't suffer this
 problem.

 http://developer.gnome.org/gtk/2.24/gtk-update-icon-cache.html

Does this mean that running Gnome with Debian edu does not have this
problem?

-
Marius


Re: kde icons slow on nfs

2012-04-08 Thread Petter Reinholdtsen
[Marius Kotsbak]
 Does this mean that running Gnome with Debian edu does not have this
 problem?

I was told by Mike Gabriel on IRC that Gnome have the same problem.  I
suspected it was a XDG related problem.
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Debian Local Area Network' (Debian-LAN)

2012-04-08 Thread Andreas B. Mundt
Dear Reader,

it is my pleasure to draw your attention to the 'Debian Local Area
Network' project (Debian-LAN).

The goal of Debian-LAN is to make setting up a local network with
centralized user and machine management, intranet, etc. as easy as
possible in Debian.

To do that, the project aims for providing anything needed for such
systems: Documentation, code, whatever.  For the time being, the FAI
framework [1] is employed to setup the system.  However, the project
is in general not limited to FAI.
FAI's class system allows for great flexibility without loosing
control over customization.  All modifications are implemented in the
config space and thereby documented in a well-structured way.


So far, a set of FAI classes and the corresponding config space has
been prepared to implement a Debian-LAN:

  * A mainserver with Kerberos KDC and LDAP including the FAI-server
to install clients.
  * Clients are installed over the network from the mainserver,
automounting their kerberized home directories.
  * Diskless clients are implemented as an option.

The system is comparable to the debian-edu network and can be used for
schools, small enterprises, associations, (university) work groups and
much more.  It provides the Gnome and LXDE desktop environment by
default on the clients.  Depending on your needs, you can easily add a
customized package selection.  For example the metapackages of a
Debian Blend.


Everybody is invited to take a look, test, report back and of course
contribute.  More information can be obtained from the sources listed
below [2].  We use a git repository [3] on collab-maint on Alioth.  To
install the mainserver, prepare a CD image following the instructions
in the wiki[4] and get started!

Looking forward to comments and ideas,
best regards,

Andi



[1] URL:http://wiki.debian.org/FAI

[2] Please do not hesitate to ask:
   Documentation: URL:http://wiki.debian.org/DebianLAN/,
   Mailing List:  
URL:http://lists.alioth.debian.org/pipermail/debian-lan-devel/
   IRC Channel:   #debian-lan on irc.debian.org
   Alioth Project pages:  
URL:https://alioth.debian.org/projects/debian-lan/

[3] To clone the repository use:
   git clone git://git.debian.org/git/collab-maint/debian-lan
The repository contains the FAI config space for the provided setup.

[4] URL:http://wiki.debian.org/DebianLAN/bootstrap


--
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   Andreas B. Mundt--andi.mu...@web.de




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Re: Debian Local Area Network' (Debian-LAN)

2012-04-08 Thread Giorgio Pioda
Hi,

Debian LAN is indeed interesting, simpler approach tha Edu. But I see some
blocking missing features.

1) Subnet switch to an arbitrary 10.x.x.x/24 or even better 10.x.x.x/23 and
also 192.169.x.x networks

2) The mainserver shouldn't act as gateway. Most plain, small organization 
networks
have a dedicated gateway (which often is an ADSL router/gateway) and 
the server should live with this.

Cheers

Giorgio

Givent that you'll provide such a fix, I'll probably do a test.

On Sun, Apr 08, 2012 at 10:31:21AM +0200, Andreas B. Mundt wrote:
 Dear Reader,
 
 it is my pleasure to draw your attention to the 'Debian Local Area
 Network' project (Debian-LAN).
 
 The goal of Debian-LAN is to make setting up a local network with
 centralized user and machine management, intranet, etc. as easy as
 possible in Debian.
 
 To do that, the project aims for providing anything needed for such
 systems: Documentation, code, whatever.  For the time being, the FAI
 framework [1] is employed to setup the system.  However, the project
 is in general not limited to FAI.
 FAI's class system allows for great flexibility without loosing
 control over customization.  All modifications are implemented in the
 config space and thereby documented in a well-structured way.
 
 
 So far, a set of FAI classes and the corresponding config space has
 been prepared to implement a Debian-LAN:
 
   * A mainserver with Kerberos KDC and LDAP including the FAI-server
 to install clients.
   * Clients are installed over the network from the mainserver,
 automounting their kerberized home directories.
   * Diskless clients are implemented as an option.
 
 The system is comparable to the debian-edu network and can be used for
 schools, small enterprises, associations, (university) work groups and
 much more.  It provides the Gnome and LXDE desktop environment by
 default on the clients.  Depending on your needs, you can easily add a
 customized package selection.  For example the metapackages of a
 Debian Blend.
 
 
 Everybody is invited to take a look, test, report back and of course
 contribute.  More information can be obtained from the sources listed
 below [2].  We use a git repository [3] on collab-maint on Alioth.  To
 install the mainserver, prepare a CD image following the instructions
 in the wiki[4] and get started!
 
 Looking forward to comments and ideas,
 best regards,
 
   Andi
 
 
 
 [1] URL:http://wiki.debian.org/FAI
 
 [2] Please do not hesitate to ask:
Documentation: URL:http://wiki.debian.org/DebianLAN/,
Mailing List:  
 URL:http://lists.alioth.debian.org/pipermail/debian-lan-devel/
IRC Channel:   #debian-lan on irc.debian.org
Alioth Project pages:  
 URL:https://alioth.debian.org/projects/debian-lan/
 
 [3] To clone the repository use:
git clone git://git.debian.org/git/collab-maint/debian-lan
 The repository contains the FAI config space for the provided setup.
 
 [4] URL:http://wiki.debian.org/DebianLAN/bootstrap
 
 
 --
 --
 
 A N D R E A S   B.   M U N D T
 
 GPG key: 4096R/617B586D 2010-03-22 Andreas B. Mundt--andreas.b.mu...@web.de
Andreas B. Mundt--andi.mu...@web.de
 
 



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Re: Debian Local Area Network' (Debian-LAN)

2012-04-08 Thread Andreas B. Mundt
Hi,

On Sun, Apr 08, 2012 at 11:13:40AM +0200, Giorgio Pioda wrote:

 Debian LAN is indeed interesting, simpler approach tha Edu. But I see some
 blocking missing features.

 1) Subnet switch to an arbitrary 10.x.x.x/24 or even better 10.x.x.x/23 and
 also 192.169.x.x networks


It shouldn't be a problem to grep/sed through the config space and
modify that.  Providing an 'automatic' implementation (some variables
defining the network with automatic creation/modification of files) is
of course possible, but will add code and complexity.

 2) The mainserver shouldn't act as gateway. Most plain, small organization 
 networks
 have a dedicated gateway (which often is an ADSL router/gateway) and
 the server should live with this.

I run the system on exactly such a system, however there is a
M$-windows system attached to the same ADSL router/gateway I do not
want to interfere with.  The only modification of the published setup
I need is modifying the external interface in /etc/network/interfaces to
read:

# The external network interface
allow-hotplug eth0
auto eth0
#iface eth0 inet dhcp
   iface eth0 inet static
   address 192.168.123.12  -- available address in the 'router network'
   netmask 255.255.255.0
   broadcast 192.168.123.255
   gateway 192.168.123.254 -- ADSL router IP


 Givent that you'll provide such a fix, I'll probably do a test.


Providing a setup without the mainerver acting as gateway ( issue 2) )
is planed for Setup_B.

Best regards,

 Andi




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Re: Debian Local Area Network' (Debian-LAN)

2012-04-08 Thread Giorgio Pioda
Hi Andy

 
 Providing a setup without the mainerver acting as gateway ( issue 2) )
 is planed for Setup_B.
 

Teased to see it soon :-)

Cheers

Frohe Ostern

Giorgio

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Re: Debian Local Area Network' (Debian-LAN)

2012-04-08 Thread Andreas B. Mundt
Hi Giorgio,

On Sun, Apr 08, 2012 at 12:01:19PM +0200, Giorgio Pioda wrote:

 
  Providing a setup without the mainerver acting as gateway ( issue 2) )
  is planed for Setup_B.
 

 Teased to see it soon :-)


Done.

Here it is:

 
http://lists.alioth.debian.org/pipermail/debian-lan-devel/2012q2/77.html
 
http://lists.alioth.debian.org/pipermail/debian-lan-devel/2012q2/78.html

I also updated the wiki http://wiki.debian.org/DebianLAN/Setup_A

Let me know if you run into problems or something is unclear.

Best regards,

 Andi


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Re: Debian Local Area Network' (Debian-LAN)

2012-04-08 Thread Steven Chamberlain
Hi,

On 08/04/12 10:13, Giorgio Pioda wrote:
 1) Subnet switch to an arbitrary 10.x.x.x/24 or even better 10.x.x.x/23 and
 also 192.169.x.x networks

I agree, that aspect of Debian Edu's network architecture has always
bugged me too, but I imagine it's because an address had to be hardcoded
in some of the configs.


Using a randomly-chosen 10.x.x.0/24 subnet means you can link several of
these subnets together with straightforward routing between gateway
machines, without resorting to awkward NAT.

It would be easy and very fun to link together neighbouring Debian-LANs
between homes/offices with wireless meshes and fast wired links.

Randomising as much as you can in network address avoids the chance of a
collision and having to renumber (and the chance is higher than you
might think, due to the birthday paradox).

This is similar in principle to RFC4193 unique local IPv6 subnets.
(Debian-LAN could implement those too!)


Or, you can run as many /24's as you need off the same mainserver and it
can still route traffic between hosts, so I doubt there's a need for a
/23 subnet or larger.  (Unless you really need for a broadcast domain to
span more than 254 hosts...).

Regards,
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Re: skolelinux.org and download locations

2012-04-08 Thread Steven Chamberlain
On 12/03/12 21:52, Steven Chamberlain wrote:
 * The CD icon on http://www.slx.no/en/downloads still links to a Lenny
 DVD install image (the text links seem okay though).

This is still broken after three times I have mentioned it on the
debian-edu list...

Next to the DVD icon/link are the words This is the latest version...
but it actually still links to a lenny DVD .iso.

The same link is also broken (and word 'download' appears instead of
missing DVD icon image) in what was copied to the new server:

http://speaker.skolelinux.org/index.php/en/downloads

Regards,
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ste...@pyro.eu.org


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update lenny -- squeeze

2012-04-08 Thread Martin Schulte

Hi,

I'm going to do my first skolelinux update. And i've some question before:

1.) I modified LDAP, because of some (difficult) reasons, our 
WLan-Clients are in a  192.168.33.* vlan. So I add this entries to the 
LDAP-db. Do I've to modify the script in /usr/bin/ldap-debian-edu-config 
for this?

Where can i find this script in www?

2.) Are there any changes made to the /etc/network/interfaces after upgrade?

3.) For some reasons, I changed rsyslog to syslog-ng. Does this matter?

4.) If every thing goes wrong, and i want go back to a new lenny 
installation: Do I only have to copy  /etc/* and /skole/tjener/*. Where 
are the ldap-files (db)? Is it enough to copy /var/lib/ldap/*


5.) If I want to make a fresh squeeze installation: Do i only have to 
copy the same files/dirs, and run /usr/bin/ldap-debian-edu-config? (Or 
mount the corresponding partitions)


6.) I changed the gateway to 10.0.0.1 and the subnetmask to 255.0.0.0. 
Is this affect by the upgrade?



And: I'm using a test-environment before :-) .

Thanks, Martin


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Re: update lenny -- squeeze

2012-04-08 Thread Petter Reinholdtsen
[Martin Schulte]
 Hi,

 I'm going to do my first skolelinux update. And i've some question before:

My recommondation is to install a new Squeeze server, and copy the
user and host information into LDAP and copy the home directories into
the new servers disk.  Give every user a new password too, to ensure
the Kerberos password is set.  There is just too much changed to hope
to be able to upgrade an existing lenny server to a Squeeze server.

This way you will be able to switch back without any problems.
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Re: update lenny -- squeeze

2012-04-08 Thread Martin Schulte

Hi and thank you,


and copy the user and host information into LDAP and copy the home directories 
into the new servers disk


copy the user and host information into LDAP means doing it manually 
(export user into csv and import them?). Or can I use the Lenny LDAP-db 
on squeeze and the mentioned script?



Martin


Am 08.04.2012 20:08, schrieb Petter Reinholdtsen:

[Martin Schulte]
   

Hi,

I'm going to do my first skolelinux update. And i've some question before:
 

My recommondation is to install a new Squeeze server, and copy the
user and host information into LDAP and copy the home directories into
the new servers disk.  Give every user a new password too, to ensure
the Kerberos password is set.  There is just too much changed to hope
to be able to upgrade an existing lenny server to a Squeeze server.

This way you will be able to switch back without any problems.
   



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Re: update lenny -- squeeze

2012-04-08 Thread Petter Reinholdtsen
[Martin Schulte]
 copy the user and host information into LDAP means doing it manually
 (export user into csv and import them?).

That is what I had in mind, yes.  The user LDAP objects are very
different in Squeeze compared to Lenny.  Might be better to follow the
instructions on
URL: 
http://people.skolelinux.org/pere/blog/Setting_up_a_new_school_with_Debian_Edu_Squeeze.html
 
for hosts.

 Or can I use the Lenny LDAP-db on squeeze and the mentioned script?

No idea, but I doubt it.
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Re: update lenny -- squeeze

2012-04-08 Thread Mike Gabriel

Hi Martin,

On So 08 Apr 2012 20:51:16 CEST Petter Reinholdtsen wrote:


[Martin Schulte]

copy the user and host information into LDAP means doing it manually
(export user into csv and import them?).


That is what I had in mind, yes.  The user LDAP objects are very
different in Squeeze compared to Lenny.  Might be better to follow the
instructions on
URL:  
http://people.skolelinux.org/pere/blog/Setting_up_a_new_school_with_Debian_Edu_Squeeze.html  


for hosts.


Or can I use the Lenny LDAP-db on squeeze and the mentioned script?


No idea, but I doubt it.


It is possible to manually upgrade your LDAP database from lenny to  
squeeze. However, this needs a very very very deep insight into the  
interna of LDAP, GOsa² and LWAT as configured with Debian Edu. I have  
also done such a migration from an Arktur server to Debian Edu  
squeeze. The software I use for such upgrades is: ldapvi (and sed,  
grep, etc.).


Greets,
Mike

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Re: skolelinux.org and download locations

2012-04-08 Thread Olivier Vitrat
Le 8 avril 2012 12:40, Steven Chamberlain ste...@pyro.eu.org a écrit :

 On 12/03/12 21:52, Steven Chamberlain wrote:
  * The CD icon on http://www.slx.no/en/downloads still links to a Lenny
  DVD install image (the text links seem okay though).

 This is still broken after three times I have mentioned it on the
 debian-edu list...

 Next to the DVD icon/link are the words This is the latest version...
 but it actually still links to a lenny DVD .iso.

 The same link is also broken (and word 'download' appears instead of
 missing DVD icon image) in what was copied to the new server:

 http://speaker.skolelinux.org/index.php/en/downloads

 Regards,
 --
 Steven Chamberlain
 ste...@pyro.eu.org


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Hello Steven,
thank you for your input
I removed the link from the CD icon, as you can choose the version you need
by clicking on the appropriate link below the icon.
I'll do the change to the other languages on slx.no (if needed) and on
speaker.s.o
We've not uploaded the images on speaker server yet (write permission
problem), that's why you see there that it's missing. We're looking at that
too. Please note that the version on speaker is still a work in progress,
to which you're welcome to contribute :-)

thanks
Olivier Vitrat