diff --git a/metadata/service/file_permissions.yml b/metadata/service/file_permissions.yml
new file mode 100644
index 0000000..da953ce
--- /dev/null
+++ b/metadata/service/file_permissions.yml
@@ -0,0 +1,13 @@
+parameters:
+  nova:
+    directories:
+      /etc/nova:
+        user: 'root'
+    files:
+      /etc/nova/nova.conf:
+        user: 'root'
+      /etc/nova/rootwrap.conf:
+        mode: '0640'
+        group: 'nova'
+      /etc/nova/api-paste.ini:
+        user: 'root'