Initial work on netbox role

Change-Id: I8e51dc7d5f21d3c83b3d8ab3955467c6069c7c74
diff --git a/molecule/default/prepare.yml b/molecule/default/prepare.yml
new file mode 100644
index 0000000..7c67f8a
--- /dev/null
+++ b/molecule/default/prepare.yml
@@ -0,0 +1,27 @@
+---
+# netbox molecule/default/prepare.yml
+#
+# SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org>
+# SPDX-License-Identifier: Apache-2.0
+
+- name: Prepare for NetBox by installing dependency roles
+  hosts: all
+
+  vars:
+    pgsql_users:
+      - name: "netboxuser"
+        password: "netboxpass"
+    pgsql_databases:
+      - name: "netbox"
+        owner: "netboxuser"
+
+  pre_tasks:
+    - name: Install GPG to support adding apt repo keys
+      apt:
+        name: "gpg"
+        state: "present"
+        update_cache: true
+
+  roles:
+    - postgresql
+    - redis