[CORD-2471] added more commands for onos-fabric

Change-Id: I88a6287981ffb9258e18d0ea315c7a6b37cda31f
diff --git a/roles/head-diag/tasks/main.yml b/roles/head-diag/tasks/main.yml
index 7462112..0936866 100644
--- a/roles/head-diag/tasks/main.yml
+++ b/roles/head-diag/tasks/main.yml
@@ -136,6 +136,9 @@
    - "netcfg"
    - "ports"
    - "summary"
+   - "links"
+   - "sr-ecmp-spg"
+   - "sr-next-hops"
 
 - name: Docker diag collection - Find names for all running Docker containers
   command: sudo docker ps -a --format '{{'{{'}} .Names {{'}}'}}'