Remove warning displayed from ssh commands in baremetal test

Issue-ID: MULTICLOUD-1324
Signed-off-by: Todd Malsbary <todd.malsbary@intel.com>
Change-Id: If2845857cd72768b0a1c6cf3831e64f3dc412ebf

diff --git a/kud/tests/_functions.sh b/kud/tests/_functions.sh
index 7a3e97a..10f8e09 100755 (executable)
--- a/kud/tests/_functions.sh
+++ b/kud/tests/_functions.sh
@@ -27,7 +27,7 @@ function print_msg {
 
 function ssh_cluster {
     master_ip=$(kubectl cluster-info | grep "Kubernetes master" | awk -F '[:/]' '{print $4}')
-    ssh -o StrictHostKeyChecking=no ${master_ip} -- "$@"
+    ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null ${master_ip} -- "$@"
 }
 
 function get_ovn_central_address {