Add initial offline barbican model

Change-Id: I433a4112958928b70ef6c77da62871be67bf75b9
diff --git a/classes/cluster/virtual-offline-ssl/openstack/proxy.yml b/classes/cluster/virtual-offline-ssl/openstack/proxy.yml
new file mode 100644
index 0000000..b1c9686
--- /dev/null
+++ b/classes/cluster/virtual-offline-ssl/openstack/proxy.yml
@@ -0,0 +1,15 @@
+classes:
+- system.nginx.server.single
+- system.nginx.server.proxy.openstack_api
+- system.nginx.server.proxy.openstack_vnc
+- system.nginx.server.proxy.openstack_web
+- system.salt.minion.cert.proxy
+- cluster.virtual-offline-ssl
+parameters:
+  _param:
+    nginx_proxy_ssl:
+      enabled: true
+      authority: ${_param:salt_minion_ca_authority}
+      engine: salt
+      mode: secure
+    salt_minion_ca_host: cfg01.${linux:system:domain}