Adding multi-node model with Pike

The patch adds multi-node model to deploy Pike OpenStack release
on it with SSL and to be ready for CI including smoke tests are
passed etc.

Change-Id: I3c0f4f8a18833dd7fcf7974848a9b70292a8c960
Related-PROD: PROD-18350
diff --git a/classes/cluster/os-ha-ovs-pike/openstack/proxy.yml b/classes/cluster/os-ha-ovs-pike/openstack/proxy.yml
new file mode 100644
index 0000000..ead28d0
--- /dev/null
+++ b/classes/cluster/os-ha-ovs-pike/openstack/proxy.yml
@@ -0,0 +1,17 @@
+classes:
+- system.nginx.server.single
+- system.nginx.server.proxy.openstack_api
+- system.nginx.server.proxy.openstack_vnc
+- system.nginx.server.proxy.openstack_web
+- system.nginx.server.proxy.openstack.designate
+- system.salt.minion.cert.proxy
+- cluster.os-ha-ovs-pike.openstack.dashboard
+- cluster.os-ha-ovs-pike
+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}