VOL-931 Adding statistics collection trigger

Change-Id: I6fd6e3254b83cb0f4f3b3a6aa2abde5065a24753
diff --git a/common/server.cc b/common/server.cc
index 027c24b..65a9d96 100644
--- a/common/server.cc
+++ b/common/server.cc
@@ -225,6 +225,16 @@
         return DisablePonIf_(request->intf_id());
     }
 
+    Status CollectStatistics(
+            ServerContext* context,
+            const openolt::Empty* request,
+            openolt::Empty* response) override {
+
+        stats_collection();
+
+        return Status::OK;
+    }
+
     Status Reboot(
             ServerContext* context,
             const openolt::Empty* request,