@@ -1,5 +1,16 @@

 #!/usr/bin/env bash

+# Sanity check

+if [ "$EUID" -ne "0" ]; then

+  echo "This script must be run with root privileges."

+  exit 1

+fi

+

+# Warn users who aren't on natty

+if ! grep -q natty /etc/lsb-release; then

+    echo "WARNING: this script has only been tested on natty"

+fi

+

 # Source params

 source ./stackrc

@@ -23,10 +34,6 @@ STACKSH_PARAMS=${STACKSH_PARAMS:-}

 # Option to use the version of devstack on which we are currently working

 USE_CURRENT_DEVSTACK=${USE_CURRENT_DEVSTACK:-1}

-# Warn users who aren't on natty

-if ! grep -q natty /etc/lsb-release; then

-    echo "WARNING: this script has only been tested on natty"

-fi

 # Install deps

 apt-get install -y lxc debootstrap