Bootstrap Chef on Ubuntu 8.04

ubuntu8.04-gems.erb

bash -c '
<%= "export http_proxy=\"#{knife_config[:bootstrap_proxy]}\"" if knife_config[:bootstrap_proxy] -%>

if [ ! -f /usr/bin/chef-client ]; then
  apt-get update
  apt-get install -y ruby ruby1.8-dev build-essential wget libruby-extras libruby1.8-extras
  cd /tmp
  wget <%= "--proxy=on " if knife_config[:bootstrap_proxy] %>http://production.cf.rubygems.org/rubygems/rubygems-1.3.7.tgz
  tar zxf rubygems-1.3.7.tgz
  cd rubygems-1.3.7
  ruby setup.rb --no-format-executable
fi

gem update --no-rdoc --no-ri
gem install ohai --no-rdoc --no-ri --verbose
gem install chef --no-rdoc --no-ri --verbose <%= bootstrap_version_string %>

mkdir -p /etc/chef

(
cat <<'EOP'
<%= validation_key %>
EOP
) > /tmp/validation.pem
awk NF /tmp/validation.pem > /etc/chef/validation.pem
rm /tmp/validation.pem

(
cat <<'EOP'
<%= config_content %>
EOP
) > /etc/chef/client.rb

(
cat <<'EOP'
<%= { "run_list" => @run_list }.to_json %>
EOP
) > /etc/chef/first-boot.json

<%= start_chef %>'

From chef/chef#186
Thanks @patcon!