[Ltsp-discuss] Ang: winxp in virtual vdi inside Ubuntu ltsp server

2015-06-01 Thread Johan Kragsterman
Hi!-richard kweskin rkwesk_l...@hellug.gr skrev: -Till: ltsp-discuss@lists.sourceforge.netFrån: richard kweskin rkwesk_l...@hellug.grDatum: 2015-06-01 12:15Ärende: [Ltsp-discuss] winxp in virtual vdi inside Ubuntu ltsp serverI will be assisting in setting up ltsp using 32bit Ubuntu 12.04 in a school for kids aged 9 to 13 yrs old. The school has asked that windows be also available as they have win software they use.My thought was to include on the ltsp server a vdi with windows xp using virtualbox. The 16 clients will all be fat with 1 GB ram each. What advice can anyone offer so that the vdi is small enough but useable on the clients?As not all clients have the same hardware configuration should a live cd image e.g. Hirens be used to accommodate the various clients or is this not an issue?RichardFirst of all, different client hw is normally not a problem for fat clients, but of coarse you need to test. Especially if the graphic driver isn't in the kernel.The best window$ solution depends on the software they want to run. If it is possible to use a windows terminal server, that is for me the best solution.And why use VB if you can use KVM?Rgrds Johan--_Ltsp-discuss mailing list.  To un-subscribe, or change prefs, goto:  https://lists.sourceforge.net/lists/listinfo/ltsp-discussFor additional LTSP help,  try #ltsp channel on irc.freenode.net


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Re: [Ltsp-discuss] winxp in virtual vdi inside Ubuntu ltsp server

2015-06-01 Thread Michael Pope


On 01/06/15 19:53, richard kweskin wrote:
 I will be assisting in setting up ltsp using 32bit Ubuntu 12.04 in a
 school for kids aged 9 to 13 yrs old. The school has asked that windows
 be also available as they have win software they use.

 My thought was to include on the ltsp server a vdi with windows xp
 using virtualbox. The 16 clients will all be fat with 1 GB ram each.
 What advice can anyone offer so that the vdi is small enough but useable
 on the clients?

 As not all clients have the same hardware configuration should a live
 cd image e.g. Hirens be used to accommodate the various clients or is
 this not an issue?

 Richard

 --

Hello Richard,

I used to do this at work but have now moved over to using KVM for the 
Win XP images instead as it's easier to manage from a server point of 
view. It depends on what you're doing though as KVM doesn't handle 3d 
graphics so Virtualbox maybe a better choice if you have 3d programs. 
I've just found it harder to manage on an LTSP system.

The advantages of KVM over Vitualbox in an LTSP system are;
- Central management is easier as you access all the images in one place 
(virtualbox you have to login to each user)
- Kernel updates are easier (although you could use the open source 
version of Virtualbox I don't think it requires modules to be compiled 
for the kernel on every update)
- virt-manager is really easy to use.

from
Michael

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[Ltsp-discuss] winxp in virtual vdi inside Ubuntu ltsp server

2015-06-01 Thread richard kweskin
I will be assisting in setting up ltsp using 32bit Ubuntu 12.04 in a 
school for kids aged 9 to 13 yrs old. The school has asked that windows 
be also available as they have win software they use.

My thought was to include on the ltsp server a vdi with windows xp 
using virtualbox. The 16 clients will all be fat with 1 GB ram each. 
What advice can anyone offer so that the vdi is small enough but useable 
on the clients?

As not all clients have the same hardware configuration should a live 
cd image e.g. Hirens be used to accommodate the various clients or is 
this not an issue?

Richard

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Re: [Ltsp-discuss] winxp in virtual vdi inside Ubuntu ltsp server

2015-06-01 Thread roland
Forget running XP in a VM on 1GB RAM.  Use libvirt and run it on the server and 
you should be fine.
Sent from my BlackBerry®

-Original Message-
From: richard kweskin rkwesk_l...@hellug.gr
Date: Mon, 01 Jun 2015 12:53:42 
To: ltsp-discuss@lists.sourceforge.net
Reply-To: ltsp-discuss@lists.sourceforge.net
Subject: [Ltsp-discuss] winxp in virtual vdi inside Ubuntu ltsp server

I will be assisting in setting up ltsp using 32bit Ubuntu 12.04 in a 
school for kids aged 9 to 13 yrs old. The school has asked that windows 
be also available as they have win software they use.

My thought was to include on the ltsp server a vdi with windows xp 
using virtualbox. The 16 clients will all be fat with 1 GB ram each. 
What advice can anyone offer so that the vdi is small enough but useable 
on the clients?

As not all clients have the same hardware configuration should a live 
cd image e.g. Hirens be used to accommodate the various clients or is 
this not an issue?

Richard

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[Ltsp-discuss] Encrypted NBD root

2015-06-01 Thread Ivan Mincik
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1

Dear LTSP developers,
I am wondering if it is possible to setup encrypted NBD root device
which I want to use in some other Open Source project. I have just
found, that LTSP is using encrypted NBD, but only for swap device. Is
there any technical reason, that it is not possible to do so for root
device ?

Thanks a lot


- -- 
Ivan Minčík
ivan.min...@gmail.com  GPG: 0x79529A1E
http://imincik.github.io/0x79529A1E.key
ivan.min...@gista.sk GPG: 0xD714B02C
http://imincik.github.io/0xD714B02C.key
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Re: [Ltsp-discuss] Encrypted NBD root

2015-06-01 Thread Alkis Georgopoulos
On 01/06/2015 11:03 μμ, Ivan Mincik wrote:
 -BEGIN PGP SIGNED MESSAGE-
 Hash: SHA1

 Dear LTSP developers,
 I am wondering if it is possible to setup encrypted NBD root device
 which I want to use in some other Open Source project. I have just
 found, that LTSP is using encrypted NBD, but only for swap device. Is
 there any technical reason, that it is not possible to do so for root
 device ?


If the server is to encrypt something, and only specific (=LTSP) clients 
to be able to decrypt it, then they need some special information from 
the server, e.g. the server's private encryption key or something.

How are you planning to deploy that to netbooted clients?
They need local storage for that... alternatively, the root file system 
encryption can be based on the client's hardware specific information, 
that is transferred securely to the server and used as a seed to the 
server's private encryption key (multi-key encryption).

For the swap partition it's not the same, it's the client itself that 
formats + encrypts the swap partition, not the server.


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