diff --git a/stack.sh b/stack.sh
index dc85abb..61c0f57 100755
--- a/stack.sh
+++ b/stack.sh
@@ -44,6 +44,40 @@ if [ ! -d $FILES ]; then
 fi
 
 
+
+# Settings
+# ========
+
+# This script is customizable through setting environment variables.  If you
+# want to override a setting you can either::
+#
+#     export MYSQL_PASSWORD=anothersecret
+#     ./stack.sh
+#
+# You can also pass options on a single line ``MYSQL_PASSWORD=simple ./stack.sh``
+#
+# Additionally, you can put any local variables into a ``localrc`` file, like::
+#
+#     MYSQL_PASSWORD=anothersecret
+#     MYSQL_USER=hellaroot
+#
+# We try to have sensible defaults, so you should be able to run ``./stack.sh``
+# in most cases.
+#
+# We our settings from ``stackrc``.  This file is distributed with devstack and
+# contains locations for what repositories to use.  If you want to use other 
+# repositories and branches, you can add your own settings with another file 
+# called ``localrc``
+#
+# If ``localrc`` exists, then ``stackrc`` will load those settings.  This is 
+# useful for changing a branch or repostiory to test other versions.  Also you
+# can store your other settings like **MYSQL_PASSWORD** or **ADMIN_PASSWORD** instead
+# of letting devstack generate random ones for you.
+source ./stackrc
+
+# Destination path for installation ``DEST``
+DEST=${DEST:-/opt/stack}
+
 # OpenStack is designed to be run as a regular user (Dashboard will fail to run
 # as root, since apache refused to startup serve content from root user).  If
 # stack.sh is run as root, it automatically creates a stack user with
@@ -61,7 +95,7 @@ if [[ $EUID -eq 0 ]]; then
 
     if ! getent passwd stack >/dev/null; then
         echo "Creating a user called stack"
-        useradd -U -G sudo -s /bin/bash -m stack
+        useradd -U -G sudo -s /bin/bash -d $DEST -m stack
     fi
 
     echo "Giving stack user passwordless sudo priviledges"
@@ -72,7 +106,7 @@ if [[ $EUID -eq 0 ]]; then
         > /etc/sudoers.d/50_stack_sh )
 
     echo "Copying files to stack user"
-    STACK_DIR="/home/stack/${PWD##*/}"
+    STACK_DIR="$DEST/${PWD##*/}"
     cp -r -f "$PWD" "$STACK_DIR"
     chown -R stack "$STACK_DIR"
     if [[ "$SHELL_AFTER_RUN" != "no" ]]; then
@@ -83,40 +117,6 @@ if [[ $EUID -eq 0 ]]; then
     exit 1
 fi
 
-
-# Settings
-# ========
-
-# This script is customizable through setting environment variables.  If you
-# want to override a setting you can either::
-#
-#     export MYSQL_PASSWORD=anothersecret
-#     ./stack.sh
-#
-# You can also pass options on a single line ``MYSQL_PASSWORD=simple ./stack.sh``
-#
-# Additionally, you can put any local variables into a ``localrc`` file, like::
-#
-#     MYSQL_PASSWORD=anothersecret
-#     MYSQL_USER=hellaroot
-#
-# We try to have sensible defaults, so you should be able to run ``./stack.sh``
-# in most cases.
-#
-# We our settings from ``stackrc``.  This file is distributed with devstack and
-# contains locations for what repositories to use.  If you want to use other 
-# repositories and branches, you can add your own settings with another file 
-# called ``localrc``
-#
-# If ``localrc`` exists, then ``stackrc`` will load those settings.  This is 
-# useful for changing a branch or repostiory to test other versions.  Also you
-# can store your other settings like **MYSQL_PASSWORD** or **ADMIN_PASSWORD** instead
-# of letting devstack generate random ones for you.
-source ./stackrc
-
-# Destination path for installation ``DEST``
-DEST=${DEST:-/opt/stack}
-
 # Set the destination directories for openstack projects
 NOVA_DIR=$DEST/nova
 DASH_DIR=$DEST/dash
diff --git a/tools/build_ramdisk.sh b/tools/build_ramdisk.sh
index 63d37a9..decdeb2 100755
--- a/tools/build_ramdisk.sh
+++ b/tools/build_ramdisk.sh
@@ -18,6 +18,9 @@ CWD=`pwd`
 
 DEST=${DEST:-/opt/stack}
 
+# Param string to pass to stack.sh.  Like "EC2_DMZ_HOST=192.168.1.1 MYSQL_USER=nova"
+STACKSH_PARAMS=${STACKSH_PARAMS:-}
+
 # Option to use the version of devstack on which we are currently working
 USE_CURRENT_DEVSTACK=${USE_CURRENT_DEVSTACK:-1}
 
@@ -42,7 +45,7 @@ if [ ! -d $CHROOTCACHE/natty-dev ]; then
     chroot $CHROOTCACHE/natty-dev groupadd libvirtd
     chroot $CHROOTCACHE/natty-dev useradd stack -s /bin/bash -d $DEST -G libvirtd
     mkdir -p $CHROOTCACHE/natty-dev/$DEST
-    chown stack $CHROOTCACHE/natty-dev/$DEST
+    chroot $CHROOTCACHE/natty-dev chown stack $DEST
 
     # a simple password - pass
     echo stack:pass | chroot $CHROOTCACHE/natty-dev chpasswd
@@ -112,6 +115,34 @@ auto eth0
 iface eth0 inet dhcp
 EOF
 
+# Set hostname
+echo "ramstack" >$CHROOTCACHE/natty-stack/etc/hostname
+echo "127.0.0.1		localhost	ramstack" >$CHROOTCACHE/natty-stack/etc/hosts
+
+# Configure the runner
+RUN_SH=$CHROOTCACHE/natty-stack/$DEST/run.sh
+cat > $RUN_SH <<EOF
+#!/usr/bin/env bash
+
+# Get IP range
+set \`ip addr show dev eth0 | grep inet\`
+PREFIX=\`echo \$2 | cut -d. -f1,2,3\`
+export FLOATING_RANGE="\$PREFIX.224/27"
+
+# Kill any existing screens
+killall screen
+
+# Run stack.sh
+cd $DEST/devstack && \$STACKSH_PARAMS ./stack.sh > $DEST/run.sh.log
+echo >> $DEST/run.sh.log
+echo >> $DEST/run.sh.log
+echo "All done! Time to start clicking." >> $DEST/run.sh.log
+EOF
+
+# Make the run.sh executable
+chmod 755 $RUN_SH
+chroot $CHROOTCACHE/natty-stack chown stack $DEST/run.sh
+
 # build a new image
 BASE=$CHROOTCACHE/build.$$
 IMG=$BASE.img