Install chef development kit

install_chef.sh

#!/usr/bin/env sh
set -e

if [ -d /opt/chefdk ]; then
  echo "ChefDK installed in /opt/chefdk, quitting" >&2
  exit 0
fi

url="https://opscode-omnibus-packages.s3.amazonaws.com/ubuntu/12.04/x86_64/chefdk_0.2.2-1_amd64.deb"
pkg="/tmp/`basename \`echo $url\``"

echo "--> Downloading ChefDK package from $url"
curl -L "$url" > "$pkg"

echo "--> Installing $pkg"
dpkg -i "$pkg"
rm -f "$pkg"

echo "--> ChefDK installed into /opt/chefdk"
/opt/chefdk/bin/chef --version