Beta Fl_TeacherTool for Edubuntu

Robert Arkiletian robark at gmail.com
Wed Sep 5 18:43:36 BST 2007


On 9/5/07, Jim Kronebusch <jim at winonacotter.org> wrote:
> Well, I gave it a whirl.  I can run TeacherTool and see a list of logged in users and
> the ip of the terminal they are at.  However I can not view processes, monitor, control,
> etc.  I assume I have missed a few things.  The only step from below I performed in the
> client chroot is step 1 (I took the different links and emails and tried to put a full
> list together in the order I did them), everything else was done on the server.  I have
> not rebooted the server, only my test client.
>
> Any tips on where things went wrong?
>
> 1. Setup x11vnc on clients:
>
> sudo cp /etc/apt/sources.list /opt/ltsp/i386/etc/apt/sources.list
> sudo chroot /opt/ltsp/i386
> apt-get update
> apt-get install x11vnc
> vi /etc/rc.local
> x11vnc -display :6 -forever -shared -bg
>
> # I didn't have to do the following since I had already moved K99rc.local to get
> cd /etc/rc2.d
> mv K99rc.local S99rc.local
>
>
> 2. Download fl-tt source and install
>
> wget http://www3.telus.net/public/robark/Fl_TeacherTool/fl_teachertool-041-ltsp5.tar.gz
>
> apt-get install build-essential
> apt-get install libfltk1.1 libfltk1.1-dev
> apt-get install libxpm-dev     for pixmaps
> apt-get install vnc4server
> apt-get install xtightvncviewer
> apt-get install zlib1g-dev
> apt-get install libjpeg-dev
> apt-get install xscreensaver
>
> tar -zxvf fl_teachertool-041-ltsp5.tar.gz
> cd Fl_TeacherTool-0.41
> sudo make && make install
>
> sudo chmod +x /etc/X11/xinit/xinitrc
>
> sudo vim /etc/X11/app-defaults/XScreenSaver
>
> *mode:                  random
>
> replace the word "random" with "blank" on the line that matched the above (no quotes)
>
> 3. Download and install vnc-reflector
>
> wget http://sourceforge.net/projects/vnc-reflector/
>
> tar -zxvf vnc_reflector-1.2.4.tar.gz
> cd vnc_reflector
> sudo make
> sudo cp vncreflector /usr/bin
>
> 4. Create vncuser on server and .vnc tree
>
> sudo adduser vncuser
> answer user options and set password
>
> 5. Logout and login with new vncuser, then run vnc4server
>
> /usr/bin/vnc4server
>
> Kill vnc4server
>
> vim /home/vncuser/.vnc/xstartup
>
> Uncomment the following 2 lines:
> unset SESSION_MANAGER
> exec /etc/X11/xinit/xinitrc
>
> Logout vncuser
>
> 6. Set vnc password and copy .vnc
>
> sudo /usr/bin/vncpasswd
> sudo cp -a /home/vncuser/.vnc /opt/ltsp/i386/root/

this should be sudo cp -a /root/.vnc /opt/ltsp/i386/root/

Everything else looks okay. But this should not affect being able to
view user processes, just control/monitor. BTW I have not enabled
LDM_DIRECTX.

>
> 7. Run fl_teachertool and play away
>
> sudo fl_teachertool
>


-- 
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/



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