diff --git a/salt/control/placement/opencontrail/medium.yml b/salt/control/placement/opencontrail/medium.yml
index 8fc9565..e596bcb 100644
--- a/salt/control/placement/opencontrail/medium.yml
+++ b/salt/control/placement/opencontrail/medium.yml
@@ -11,6 +11,20 @@
     opencontrail_analytics_node03_hostname: nal03
     opencontrail_control_backend_image: ${_param:salt_control_xenial_image_backend}
     opencontrail_analytics_backend_image: ${_param:salt_control_xenial_image_backend}
+    salt_control_cluster_node_cloud_init_opencontrail_analytics:
+      user_data:
+        write_files:
+        - content: |
+            ${salt:control:size:opencontrail.analytics:image_layout}
+          owner: root:root
+          path: /usr/share/growlvm/image-layout.yml
+    salt_control_cluster_node_cloud_init_opencontrail_control:
+      user_data:
+        write_files:
+        - content: |
+            ${salt:control:size:opencontrail.control:image_layout}
+          owner: root:root
+          path: /usr/share/growlvm/image-layout.yml
   salt:
     control:
       cluster:
@@ -22,33 +36,39 @@
               backend: ${_param:opencontrail_control_backend_image}
               provider: ${_param:infra_kvm_node07_hostname}.${_param:cluster_domain}
               size: opencontrail.control
+              cloud_init: ${_param:salt_control_cluster_node_cloud_init_opencontrail_control}
             ntw02:
               name: ${_param:opencontrail_control_node02_hostname}
               image: ${_param:salt_control_xenial_image}
               backend: ${_param:opencontrail_control_backend_image}
               provider: ${_param:infra_kvm_node08_hostname}.${_param:cluster_domain}
               size: opencontrail.control
+              cloud_init: ${_param:salt_control_cluster_node_cloud_init_opencontrail_control}
             ntw03:
               name: ${_param:opencontrail_control_node03_hostname}
               image: ${_param:salt_control_xenial_image}
               backend: ${_param:opencontrail_control_backend_image}
               provider: ${_param:infra_kvm_node09_hostname}.${_param:cluster_domain}
               size: opencontrail.control
+              cloud_init: ${_param:salt_control_cluster_node_cloud_init_opencontrail_control}
             nal01:
               name: ${_param:opencontrail_analytics_node01_hostname}
               image: ${_param:salt_control_xenial_image}
               backend: ${_param:opencontrail_analytics_backend_image}
               provider: ${_param:infra_kvm_node07_hostname}.${_param:cluster_domain}
               size: opencontrail.analytics
+              cloud_init: ${_param:salt_control_cluster_node_cloud_init_opencontrail_analytics}
             nal02:
               name: ${_param:opencontrail_analytics_node02_hostname}
               image: ${_param:salt_control_xenial_image}
               backend: ${_param:opencontrail_analytics_backend_image}
               provider: ${_param:infra_kvm_node08_hostname}.${_param:cluster_domain}
               size: opencontrail.analytics
+              cloud_init: ${_param:salt_control_cluster_node_cloud_init_opencontrail_analytics}
             nal03:
               name: ${_param:opencontrail_analytics_node03_hostname}
               image: ${_param:salt_control_xenial_image}
               backend: ${_param:opencontrail_analytics_backend_image}
               provider: ${_param:infra_kvm_node09_hostname}.${_param:cluster_domain}
               size: opencontrail.analytics
+              cloud_init: ${_param:salt_control_cluster_node_cloud_init_opencontrail_analytics}