Install OS

Install from the Ubuntu 9.04 32bit live cd image

Configure OS

Enable Vino (System->Preference->Remote Desktop) to connect with a password and no confirmation.

Autostart buildbot

Put this script into /builds/slave/start.sh

#!/bin/sh
if [ ! -f /builds/slave/twistd.pid ] ; then
  echo Starting buildbot
  /usr/local/bin/buildbot start /builds/slave/
fi

and make it executable chmod +x /builds/slave/start.sh

Set up Xvfb and start.sh

# Make sure Xvfb is running on :2
@reboot     ps -C Xvfb | grep -q Xvfb || exec Xvfb :2 -screen 0 1280x1024x24 &
*/5 * * * * ps -C Xvfb | grep -q Xvfb || exec Xvfb :2 -screen 0 1280x1024x24 &

# Make sure metacity is running on :2
@reboot     ps -C metacity -f | grep -q :2 || exec metacity --display :2 --replace &
*/5 * * * * ps -C metacity -f | grep -q :2 || exec metacity --display :2 --replace &

# Make sure buildbot is always running
*/5 * * * * /builds/slave/start.sh

And disable X from starting automatically

sudo update-rc.d -f gdm remove

Update All Packages

sudo apt-get distupgrade

Existing machines where updated "Tue Nov 3 11:34:47 PST 2009"

Install Ubuntu packages

sudo apt-get install mercurial
sudo apt-get install python-twisted
sudo apt-get install ssh
sudo apt-get install xvfb

Install Mozilla Packages

cd ~
hg clone http://hg.mozilla.org/build/buildbot
cd buildbot
python setup.py build
sudo python setup.py install

Create Slave

sudo mkdir /builds
sudo chown cltbld:cltbld /builds
cd /builds
buildbot create-slave slave 10.250.48.137:9989 <host> <password>
buildbot start slave

Get CPU info

uname -a > /builds/slave/info/host
cat /proc/cpuinfo >> /builds/slave/info/host