Merge "Run os-net-config before restarting cluster on update"

extraconfig/tasks/yum_update.sh

@@ -103,6 +103,17 @@ return_code=$?
 echo "$result"
 echo "yum return code: $return_code"
 
+# Writes any changes caused by alterations to os-net-config and bounces the
+# interfaces *before* restarting the cluster.
+os-net-config -c /etc/os-net-config/config.json -v --detailed-exit-codes
+RETVAL=$?
+if [[ $RETVAL == 2 ]]; then
+    echo "os-net-config: interface configuration files updated successfully"
+elif [[ $RETVAL != 0 ]]; then
+    echo "ERROR: os-net-config configuration failed"
+    exit $RETVAL
+fi
+
 if [[ "$pacemaker_status" == "active" ]] ; then
     echo "Starting cluster node"
     pcs cluster start