Provide grains for building the main dashboard

Change-Id: I53883da4957fca928f3d763dfc2c3f5ec1122915
diff --git a/glance/meta/grafana.yml b/glance/meta/grafana.yml
index a4aea19..79a0e93 100644
--- a/glance/meta/grafana.yml
+++ b/glance/meta/grafana.yml
@@ -2,3 +2,18 @@
   glance:
     format: json
     template: glance/files/grafana_dashboards/glance_influxdb.json
+  main:
+    row:
+      ost-control-plane:
+        title: OpenStack Control Plane
+        panel:
+          glance:
+            title: Glance
+            links:
+            - dashboard: Glance
+              title: Glance
+              type: dashboard
+            target:
+              cluster_status:
+                rawQuery: true
+                query: SELECT last(value) FROM cluster_status WHERE cluster_name = 'glance' AND environment_label = '$environment' AND $timeFilter GROUP BY time($interval) fill(null)