fix cleanup, especially SSL cert issues for sequential runs
diff --git a/roles/juju-setup/handlers/main.yml b/roles/juju-setup/handlers/main.yml
deleted file mode 100644
index d31ae04..0000000
--- a/roles/juju-setup/handlers/main.yml
+++ /dev/null
@@ -1,7 +0,0 @@
----
-# roles/juju-setup/handlers/tasks.yml
-
-- name: update-ca-certificates
-  become: yes
-  command: update-ca-certificates
-
diff --git a/roles/juju-setup/tasks/main.yml b/roles/juju-setup/tasks/main.yml
index ef0a2af..db8f25d 100644
--- a/roles/juju-setup/tasks/main.yml
+++ b/roles/juju-setup/tasks/main.yml
@@ -91,14 +91,14 @@
 
 - name: Copy nova-cloud-controller CA certificate to head
   command: juju scp {{ juju_services['nova-cloud-controller']['units'].keys()[0] }}:/usr/local/share/ca-certificates/keystone_juju_ca_cert.crt {{ ansible_user_dir }}
-#    creates={{ ansible_user_dir }}/keystone_juju_ca_cert.crt 
-#    (this is commented out to deal with multiple runs, as it prevents the new cert from being copied locallly
 
 - name: Copy cert to system location
   become: yes
   command: cp {{ ansible_user_dir }}/keystone_juju_ca_cert.crt /usr/local/share/ca-certificates
-    creates=/usr/local/share/ca-certificates/keystone_juju_ca_cert.crt
-  notify: update-ca-certificates
+
+- name: update-ca-certificates
+  become: yes
+  command: update-ca-certificates
 
 - name: Move cert to all service VM's
   command: ansible services -b -u ubuntu -m copy -a "src={{ ansible_user_dir }}/keystone_juju_ca_cert.crt dest=/usr/local/share/ca-certificates/keystone_juju_ca_cert.crt owner=root group=root mode=0644"
diff --git a/scripts/single-node-pod.sh b/scripts/single-node-pod.sh
index 9d5d5fe..ec8bb4e 100755
--- a/scripts/single-node-pod.sh
+++ b/scripts/single-node-pod.sh
@@ -1,19 +1,28 @@
 #!/usr/bin/env bash
 
 function cleanup_from_previous_test() {
+
+    echo "## Cleanup ##"
+
+    echo "Destroying juju environment"
+    juju destroy-environment --force -y manual
+
     VMS=$( sudo virsh list|grep running|awk '{print $2}' )
     for VM in $VMS
     do
+      echo "Destroying $VM"
       sudo uvt-kvm destroy $VM
     done
 
+    echo "Cleaning up files"
     rm -rf ~/.juju
     rm -f ~/.ssh/known_hosts
     rm -rf ~/openstack-cluster-setup
 
+    echo "Cleaning up libvirt/dnsmasq"
     sudo rm -f /var/lib/libvirt/dnsmasq/xos-mgmtbr.leases
     sudo killall dnsmasq
-    sudo service libvirt-bin restart 
+    sudo service libvirt-bin restart
 }
 
 function bootstrap() {