@@ -48,21 +48,28 @@ apt-get install -y -q `cat $DIR/apts/* | cut -d\# -f1`

 # install python requirements

 pip install `cat $DIR/pips/*`

+# git clone only if directory doesn't exist already

+function git_clone {

+    if [ ! -d $2 ]; then

+        git clone $1 $2

+    fi

+}

+

 # compute service

-git clone https://github.com/cloudbuilders/nova.git $NOVA_DIR

+git_clone https://github.com/cloudbuilders/nova.git $NOVA_DIR

 # image catalog service

-git clone https://github.com/cloudbuilders/glance.git $GLANCE_DIR

+git_clone https://github.com/cloudbuilders/glance.git $GLANCE_DIR

 # unified auth system (manages accounts/tokens)

-git clone https://github.com/cloudbuilders/keystone.git $KEYSTONE_DIR

+git_clone https://github.com/cloudbuilders/keystone.git $KEYSTONE_DIR

 # a websockets/html5 or flash powered VNC console for vm instances

-git clone https://github.com/cloudbuilders/noVNC.git $NOVNC_DIR

+git_clone https://github.com/cloudbuilders/noVNC.git $NOVNC_DIR

 # django powered web control panel for openstack

-git clone https://github.com/cloudbuilders/openstack-dashboard.git $DASH_DIR

+git_clone https://github.com/cloudbuilders/openstack-dashboard.git $DASH_DIR

 # python client library to nova that dashboard (and others) use

-git clone https://github.com/cloudbuilders/python-novaclient.git $NOVACLIENT_DIR

+git_clone https://github.com/cloudbuilders/python-novaclient.git $NOVACLIENT_DIR

 # openstackx is a collection of extensions to openstack.compute & nova 

 # that is *deprecated*.  The code is being moved into python-novaclient & nova.

-git clone https://github.com/cloudbuilders/openstackx.git $API_DIR

+git_clone https://github.com/cloudbuilders/openstackx.git $API_DIR

 # setup our checkouts so they are installed into python path

 # allowing `import nova` or `import glance.client`