Re: libdlo

2010-06-16 Thread Peter Robinson
On Wed, Jun 16, 2010 at 4:45 AM, Sameer Verma sve...@sfsu.edu wrote:
 On Thu, Apr 22, 2010 at 8:15 AM, Richard A. Smith rich...@laptop.org wrote:
 On 04/22/2010 10:26 AM, John Watlington wrote:

 Sameer,
     You want us to add software to our build so that
 you can support an $89 USB peripheral that requires
 a separate screen, keyboard, and mouse ?

 I'm sorry, but building more computer labs isn't
 what OLPC is about.

 Where are you reading that displaylink requires a separate keyboard and
 mouse? libdlo supports the chip and the protocol not any specific device.

 While not immediately usefull overall I think this is a +1 since I've
 received several requests via the support gang list on how to make the
 USB VGA adapter work.  Many have tried and seems everyone but the
 original has failed.  USB projectors are listed as products that might
 be useful (if the have the currently spported chip or when other chips
 are added)

 All the the requests for a USB video were so they could hook it up to a
 projector for training classes. The possibility of USB projector support
 seems very worthwhile.

 If none of the projectors are supported yet then there's not much point
 in adding it to the build but if someone gets a projector working then
 we certainly should support it.

 --
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 One Laptop per Child
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 I now have a DisplayLink Certified device. I'd be happy to test this
 out if the drivers/support make it into the builds.

I remember reading quite some time ago that there was a open source
driver released for the DisplayLink devices but I'm not sure what the
upstream support in X is and whether the driver has yet made it into
mainline X.org and hence whether its supported yet in Fedora. Checking
with Fedora 13 or rawhide would likely be the best route for testing
and then filing a request upstream.

Regards,
Peter
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Re: XO-1.5 HS version announced

2010-06-16 Thread Walter Bender
On Tue, Jun 15, 2010 at 11:16 PM, Tiago Marques tiago...@gmail.com wrote:
 From previous e-mails I know there were some challenges fitting the default
 layout but I'm still kind of surprised that it's become final.
 Best of luck with deployments and do give some feedback from deployments if
 possible. I personally wouldn't look twice at a laptop with a keyboard like
 that but I'm curious to see the real world feedback.
 Best regards,
 Tiago

For what it is worth, feedback was solicited (and received) from
deployments. But as you suggest, the only way to really know is to get
the machines into the field.

-walter

 On Tue, Jun 15, 2010 at 3:29 PM, Paul Fox p...@laptop.org wrote:

 tiago wrote:
   Hi,
  
   Will you be keeping that arrow key arrangement or is it still a
 prototype?

 that's the final arrangement.

 paul

  
   Best regards,
   Tiago
  
  
   On Tue, Jun 15, 2010 at 7:41 AM, John Watlington w...@laptop.org
 wrote:
  
   
    As usual, by a random news outlet:
    http://news.bbc.co.uk/2/hi/technology/10309116.stm
   
    These laptops are the XO-1.5 motherboard, but with a non-membrane
    keyboard.  Thanks to Walter Bender for the layout, visible at:
    http://wiki.laptop.org/go/OLPC_Spanish_Non-membrane_Keyboard
   
    The exciting news, for those who have been working with the
    traditional XO, is that we've redesigned the lower half to make
    the keyboard easy to remove for repair.   We will phase this in
    across all XO laptops as tooling allows.
   
    The color scheme of the HS laptops will be dark/light blue.
   
    Cheers,
    wad
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Re: GNOME and protecting Sugar --

2010-06-16 Thread Martin Langhoff
On Tue, Jun 15, 2010 at 8:17 PM, Bernie Innocenti ber...@codewiz.org wrote:
 During the last development cycle we lacked the time to lock-down GNOME
 a little more and we're still paying the consequences :-(

Ouch.

  - Were there any other problems? Solutions?

 Indeed, some kids manage to do damage Sugar, with or without intention.
 More frequently, they mess up the panel icons in ways that make it
 difficult to restore functionality.

Mess up the panel icons in Sugar or in Gnome?

 In one case, a kid managed to click Disable Networking in nm-applet
 and then switch back to Sugar. Not Disable Wireless, that would have
 been easy! It took me one hour of debugging to figure that out.

That would be in Gnome.

 Everyone, including teachers and teacher trainers, manages to fill up
 the filesystem with large multimedia files downloaded from the Internet,
 solowing down the system due to frequent jffs2 garbage collections.

That has nothing to do with Gnome.

 In some cases, it's not the user's fault: various programs, including
 Firefox and Browse, can hide up to 50MB of junk in dot-files. Clever
 users managed to discover some of these locations and passed the word.

Good to know. Still, not much to do with Gnome.

...


 To mitigate the problem:

  - lock down the panel:

    http://library.gnome.org/admin/deployment-guide/

  - add a panic button to olpc-configure which would bring up a
   text menu with various recovery functions, such as resetting
   GNOME configuration to its default and clearing temporary caches.

  - remove the desktop switcher icon from the Sugar control panel
   give the field technicians a secret shell command to restore it.
   This should prevent children who are too young to figure it out.

  - Hide the Activities. We can't really make them read-only or
   immutable because the updater runs as user olpc.

  - Also hide .sugar

Ok -- that's a good initial guide - thanks!



m
-- 
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 mar...@laptop.org -- School Server Architect
 - ask interesting questions
 - don't get distracted with shiny stuff  - working code first
 - http://wiki.laptop.org/go/User:Martinlanghoff
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Re: [Sugar-devel] VncLauncher doesn't run on F11

2010-06-16 Thread Bernie Innocenti
El Tue, 27-04-2010 a las 15:27 +0100, Peter Robinson escribió:
 On Tue, Apr 27, 2010 at 3:06 PM, Daniel Drake d...@laptop.org wrote:
  Hi,
 
  Using VncLauncher-4 on F11: it fails to start the VNC server because
  the binary links against the wrong version of libssl.
 
  This activity is used very often in deployments for presentations,
  training sessions, etc, so it would be nice to have a new version.
 
 Some time around F-11 Fedora moved from the standard vnc to tigervnc
 for various different reasons (don't remember the exact time or
 reasons). Do any of the tigervnc* packages provide the same
 functionality?

Carlos created a new bundle with an updated libssl.

It should already be available from ASLO. Carlos?

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 \X/  Sugar Labs   - http://sugarlabs.org/

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Re: GNOME and protecting Sugar --

2010-06-16 Thread Bernie Innocenti
El Wed, 16-06-2010 a las 08:19 -0400, Martin Langhoff escribió:

  Indeed, some kids manage to do damage Sugar, with or without intention.
  More frequently, they mess up the panel icons in ways that make it
  difficult to restore functionality.
 
 Mess up the panel icons in Sugar or in Gnome?

In GNOME. If you try hard enough, apparently you can make some icons
become invisible and unreachable even though they're somewhere in the
panel.


  Everyone, including teachers and teacher trainers, manages to fill up
  the filesystem with large multimedia files downloaded from the Internet,
  solowing down the system due to frequent jffs2 garbage collections.
 
 That has nothing to do with Gnome.

The problem is applications bypassing the journal: it becomes hard to
hunt down these files to reclaim the space.


  In some cases, it's not the user's fault: various programs, including
  Firefox and Browse, can hide up to 50MB of junk in dot-files. Clever
  users managed to discover some of these locations and passed the word.
 
 Good to know. Still, not much to do with Gnome.

Yes, it's the individual applications, but it's hard for users to figure
out why the disk became full after using Firefox, and how to solve the
problem.

If users learn that deleting random dot files in their homes could fix
problems, there's a risk that they will try to delete them at random.


 Ok -- that's a good initial guide - thanks!

Let me know if you do some work in this direction, I'd be very
interested in joining efforts.

-- 
   // Bernie Innocenti - http://codewiz.org/
 \X/  Sugar Labs   - http://sugarlabs.org/

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Welcoming Gary Chiang to OLPC

2010-06-16 Thread John Watlington

I would like to announce that Gary Chiang has joined OLPC as
a contractor, working on hardware development and teaching
repair procedures.   Gary is no stranger to the project, having
worked on all OLPC laptops while at Quanta Computer, Inc.
He has the distinction of having worked on OLPC hardware for
longer than anyone else, starting with Mark Foster early in the
XO-1 development!

Gary will be based out of Taipei for now, and can be reached
at g...@laptop.org.

Cheers,
John Watlington

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Re: [Sugar-devel] GNOME and protecting Sugar --

2010-06-16 Thread Luke Faraone
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1

On 06/16/2010 10:39 AM, Bernie Innocenti wrote:
 Yes, it's the individual applications, but it's hard for users to figure
 out why the disk became full after using Firefox, and how to solve the
 problem.

Try http://en.wikipedia.org/wiki/Baobab_(software) if you want something
GUI-oriented that will show you what's using your disk.

- -- 
Luke Faraone
http://luke.faraone.cc
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Re: [Server-devel] XO Registration Failed with XS

2010-06-16 Thread ganesh gajre
hello,

 I am trying to register my xo's with the school server we setup at our
 place, from which  some XO's got  registered with XS, but some are failed to
 register.

 The steps I do as follow:

 1. We don't have any active antenna or 2 network cards so we use Wireless
 router which act as DHCP server for 172.18.0.255 range.
 2. On Schoolserver, I tried very hard to bind 'lanbond0' device with eth0
 but I failed to do that, so I use a simple hack, I down all the Virtual
 interfaces including 'lanbond0' and all mshbond and give ip address of
 lanbond0 i.e 172.18.0.1 to eth0, which by default connect to all internal
 services of school server.

 3. Now I am able to ping from my XO to XS via Router.

 4. In each XO i had change the server address located at XO-- Control
 panel-- network--Server:   my server name/hostname, also I change
 /etc/hosts file entry to
 172.18.0.1 my server hostname, because I had not setup a DNS server yet.

 5. I am able to ping using hostname of server and even able to register
 some XO properly.
 6. Some XO's failed to register so I upgrade the build OS to latest one
 802, after doing this some of get registered. But not all, some of the XO
 still showing me a same problem after upgrading build OS.

 What will be the reason for XO not registering to XS if it's ping properly,
 talk to XS?
 It's very important to register all the XO with XS because lot of services
 like idmgr, backup XO and moodle will workout once it get registered with
 XS.

 Please provide me the solution for this.








-- 
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Be a FOSSERS, use GNU/Linux
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Re: Welcoming Gary Chiang to OLPC

2010-06-16 Thread Stephen John Smoogen
On Wed, Jun 16, 2010 at 8:48 AM, John Watlington w...@laptop.org wrote:

 I would like to announce that Gary Chiang has joined OLPC as
 a contractor, working on hardware development and teaching
 repair procedures.   Gary is no stranger to the project, having
 worked on all OLPC laptops while at Quanta Computer, Inc.
 He has the distinction of having worked on OLPC hardware for
 longer than anyone else, starting with Mark Foster early in the
 XO-1 development!

 Gary will be based out of Taipei for now, and can be reached
 at g...@laptop.org.

Welcome and good luck.

 Cheers,
 John Watlington

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“The core skill of innovators is error recovery, not failure avoidance.”
Randy Nelson, President of Pixar University.
We have a strategic plan. It's called doing things.
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Re: [Sugar-devel] VncLauncher doesn't run on F11

2010-06-16 Thread Bernie Innocenti
El Wed, 16-06-2010 a las 13:34 -0400, Carlos Daniel Garay Ayala
escribió:
 Is available on ASLO as activity VNCLauncher.

I can't find it in the public list nor in the review queue. Can you try
again?


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 \X/  Sugar Labs   - http://sugarlabs.org/

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Re: [Server-devel] XO Registration Failed with XS

2010-06-16 Thread Martin Langhoff
Hi Ganesh,

welcome to the list, and thanks for working on a deployment!

You are giving us very good info on the setup, and the steps you are following.

First -- using a wireless router, instead of an XS with 2 network
cards as the router is probably part of the problem. When you
associate an XO to the Wifi signal, can you ping schoolserver ?

Second -- there is a known bug in Sugar where if you try to register
_before associating to the AP_ it fails, and then it will not see the
XS even if you associate to the AP properly. If you reboot (or restart
Sugar with ctr-alt-backspace) the problem disappears.

Third -- do NOT associate lanbond0 to eth0. It wll make a big mess of
the network setup. Instead, use the xs-swapnics script so that the
network card you have becomes eth1 .

 4. In each XO i had change the server address located at XO-- Control

You should not do that -- you are going to go crazy.

The XS is really designed and preconfigured to be the router of your
network, it provides DHCP and DNS and registers specific IP addresses
and DNS names that the XO tries to use.

My recommendation: get the cheapest network card you can buy and put
it in the XS. Seriously.

If you absolutely cannot have the XS running the network, see the
techniques and scripts that Jerry Vonau has posted to this list (you
can use google to search over
site:lists.laptop.org/pipermail/server-devel your search terms ).

cheers,



m
-- 
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 mar...@laptop.org -- School Server Architect
 - ask interesting questions
 - don't get distracted with shiny stuff  - working code first
 - http://wiki.laptop.org/go/User:Martinlanghoff
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[Server-devel] Unregister - Register

2010-06-16 Thread Carlos Daniel Garay Ayala
Hello,

One of our XS had to be replaced (hd broken). The problem is that the XO's
were already register in the old schoolserver and only a few of them weren't
register and now are registered in the new XS. Because of this only the XO
that are registered on the new XS are being back-upped.

Is there a massive-efficient way to unregister and then re register the XO?

Regards,

Carlos Garay
Paraguayan Deployment
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