Move vagrant lxc puppet installation shell provisioning code out to a file

development/Vagrantfile.lxc

@@ -30,11 +30,7 @@ Vagrant.configure("2") do |config|
     lxc.start_opts << 'lxc.aa_profile=unconfined'
   end
 
-  config.vm.provision :shell, inline: '
+  config.vm.provision :shell, :path => 'shell-provisioning/install-puppet'
-    if ! `which puppet > /dev/null`; then
-      sudo apt-get update &&
-      sudo apt-get install puppet -y
-    fi'
 
   config.vm.provision :puppet do |puppet|
     puppet.manifests_path = "."

development/shell-provisioning/install-puppet

@@ -0,0 +1,13 @@
+#!/bin/bash
+
+set -e
+
+if `which puppet > /dev/null`; then
+  exit 0
+fi
+
+echo 'An old kernel was found on the guest machine and it will be upgraded' 1>&2
+echo 'Please reload the box after provisioning when finished' 1>&2
+
+sudo apt-get update
+sudo apt-get install puppet -y