add upgrade class for opencontrail

Change-Id: I49a8c00b51aad05881a3276ef4c750668caeb524
diff --git a/opencontrail/compute/upgrade.yml b/opencontrail/compute/upgrade.yml
new file mode 100644
index 0000000..d1e4894
--- /dev/null
+++ b/opencontrail/compute/upgrade.yml
@@ -0,0 +1,14 @@
+parameters:
+  opencontrail:
+    compute:
+      control:
+        members:
+        - host: ${_param:opencontrail_control_node01_address}
+        - host: ${_param:opencontrail_control_node02_address}
+      collector:
+        members:
+        - host: ${_param:opencontrail_analytics_node01_address}
+        - host: ${_param:opencontrail_analytics_node02_address}
+        - host: ${_param:opencontrail_analytics_node03_address}
+      discovery:
+        enabled: False