[K12OSN] Re: K12OSN Digest, Vol 56, Issue 30

Tue Oct 28 16:40:44 UTC 2008

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On Oct 28, 2008, at 11:00 AM, k12osn-request at redhat.com wrote:

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> Today's Topics:
>
>   1. Re: How to change X-terminales networks ( Arturo Lim?n )
>   2. Codweavers software for free Tuesday, October 28th
>      (Burroughs, Henry)
>   3. Fl_TeacherTool security alert notice (Robert Arkiletian)
>   4. bash script: generate icewm menus (Peter Hartmann)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 27 Oct 2008 19:16:05 +0100
> From: " Arturo Lim?n " <arturo at susetic.com>
> Subject: Re: [K12OSN] How to change X-terminales networks
> To: "Support list for open source software in schools."
> 	<k12osn at redhat.com>
> Message-ID:
> 	<a8671ab0810271116m1be6ff4h3b7ce85579d3b063 at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> 2008/10/27 Sudev Barar <sbarar at gmail.com>
>
>> Neat. Can you extend this a bit and also make MAC address of
>> interfaces sticky? There are distro out there which create problems  
>> by
>> assigning eth0 / eth1in changing sequence.
>>
>> Typically the file /etc/network/interfaces (Ubuntu) is the one that
>> need to be manipulated.
>
>
> I know how to manually do it in CentOS (HWADDR parameter in ifcfg-ethx
> files), and probably it will be possible to include it in the  
> script, but I
> do not know how to do it in other distros, so it will not be very  
> portable,
> I fear. Anyway I will try the CentOS version if I have a while (I am  
> quite
> busy lately).
>
> Regards,
>
> Arturo.
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> ------------------------------
>
> Message: 2
> Date: Mon, 27 Oct 2008 16:07:20 -0400
> From: "Burroughs, Henry" <HBurroughs at hhprep.org>
> Subject: [K12OSN] Codweavers software for free Tuesday, October 28th
> To: <k12osn at redhat.com>
> Message-ID:
> 	<3437EBC2F7B463439E7CD8796349DCF278C803 at enterprise.hhp.hhprep.org>
> Content-Type: text/plain; charset="us-ascii"
>
> Tomorrow, Tuesday October 28th will allow you to "purchase for free"
> with a coupon code all of Codweaver's crossover office (Mac and Linux)
> as well as Crossover Games software with a year's worth of support.
> Codeweavers is a huge supporter of Wine.
>
>
>
> Here at my school we use Crossover Office to run Office 2003 on our
> Thin-Clients, and previously the 5.2 version of Accelerated Reader.
>
>
>
>
>
> To read up on the story, see this Digg article:
>
>
>
> http://digg.com/software/CodeWeavers_giving_away_all_software_Tuesday_Oc
> t_28th
>
>
>
>
>
> Henry Burroughs
>
> Technology Director
>
> Hilton Head Preparatory School
>
> www.hhprep.org
>
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> ------------------------------
>
> Message: 3
> Date: Mon, 27 Oct 2008 14:47:09 -0700
> From: "Robert Arkiletian" <robark at gmail.com>
> Subject: [K12OSN] Fl_TeacherTool security alert notice
> To: "Support list for open source software in schools."
> 	<k12osn at redhat.com>
> Message-ID:
> 	<a18d8e260810271447x746da98rdd391c78c9bc7744 at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> Security Notice:
>
> I would like to notify everybody about a security issue that is
> created in the Fl_TeacherTool installation procedure.
>
> A security vulnerability exists if you enabled Monitor/Control by
> following the instructions here:
> http://www3.telus.net/public/robark/Fl_TeacherTool/installationk12ltsp.html#monitor
> (instructions pasted below)
>
> -----snip------
> Edit the file /opt/ltsp/i386/etc/lts.conf and uncomment (i.e. remove  
> the "#"):
> X4_MODULE_02 = vnc
> Become root:
> su -
> Make a password for the vnc-session:
> /usr/bin/vncpasswd
> Copy the password file into the ltsp-tree:
> cp -a  /root/.vnc  /opt/ltsp/i386/root/
> Log out of root session:
> exit
> Reboot your clients!
> -----snip-------
>
> Please be aware that anyone with some Linux knowledge could
> potentially take control of, or monitor, a client computer.
>
> If you do not feel comfortable with this situation, especially if the
> teacher workstation is a client machine, then follow the simple work
> around patch below.
>
> ******Work Around / Patch:******
> Notice: this will disable monitor/control and snapshots in  
> Fl_Teachertool.
>
> Edit the file /opt/ltsp/i386/etc/lts.conf and *COMMENT*  the vnc  
> module line
> (i.e. INSERT a "#" at the beginning of the line):
>
> # X4_MODULE_02 = vnc
>
> reboot the client machines.
>
> For good measure, delete your old vnc password files:
> rm  /opt/ltsp/i386/root/.vnc/passwd
> rm  /root/.vnc/passwd
>
>
> -- 
> Robert Arkiletian
> Eric Hamber Secondary, Vancouver, Canada
> Fl_TeacherTool http://www3.telus.net/public/robark/Fl_TeacherTool/
> C++ GUI tutorial http://www3.telus.net/public/robark/
>
>
>
> ------------------------------
>
> Message: 4
> Date: Tue, 28 Oct 2008 11:09:01 -0400
> From: "Peter Hartmann" <ascensiontech at gmail.com>
> Subject: [K12OSN] bash script: generate icewm menus
> To: "Support list for open source software in schools."
> 	<k12osn at redhat.com>
> Message-ID:
> 	<9bd317560810280809w5d35a135j179b3de40355ad23 at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> icewm-menu-gnome2  never satisfied me because it leaves out all of the
> kde applications.  Then I discovered icewm-xdg-menu which is great
> except it has a tendency to  hang the users session for 20 seconds
> after authentication.     I put together this script that uses
> icewm-xdg-menu to output a formatted file ready to be added to
> /usr/share/icewm/menu.    I hope some other icewm users find this
> usefull.
>
> -Peter
>
>
> http://hartmanncomputer.com/generate-ice-menu
>
>
> #!/bin/bash
> Today="`date +%F`"
> #This will generate a formatted file that can me added to /usr/share/ 
> icewm/menu.
>
> echo "menu Applications  folder {" > icemenu-$Today
>
> icewm-xdg-menu  | awk -F / '{print $1}' | grep menu | sed 's/prog//' |
> while read line
>
> do
> echo $line  { >> icemenu-$Today
> # Carefull, sometimes the category names don't agree.
> # Run icewm-xdg-menu on the command line and make sure that
> # the second word is the same as the word after  "--root-folder".
> # If not, add more sed statements in a similar fashion.
>
> name=$( echo "$line"  | awk -F'"' '{print $2}'| sed -e s'/SMART\
> Board\ Software/smarttech-software/' -e s'/Sound\ &\
> Video/Multimedia/' -e s'/Programming/Development/' )
>
> /usr/bin/icewm-xdg-menu --root-folder "$name"  >> icemenu-$Today
> echo } >> icemenu-$Today
> done
>
> echo } >> icemenu-$Today
>
>
>
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> End of K12OSN Digest, Vol 56, Issue 30
> **************************************

Stephen Haworth
Technology Coordinator
Alamo City Elementary School
Office: (731) 696-3116
Mobile: (270) 227-2502
Fax: (731) 696-2541

http://www.alamoschool.org