diff --git a/common/wait_for_xos_file.sh b/common/wait_for_xos_file.sh
new file mode 100755
index 0000000..e137164
--- /dev/null
+++ b/common/wait_for_xos_file.sh
@@ -0,0 +1,25 @@
+#! /bin/bash
+
+display_usage() { 
+    echo -e "\nUsage:\n$0 [fn] \n" 
+} 
+
+if [  $# -lt 1 ] 
+then 
+    display_usage
+    exit 1
+fi 
+
+echo "Waiting for XOS to create file $1"
+
+until find $1 &> /dev/null
+do
+    sleep 1
+    echo -ne "."
+    RUNNING_CONTAINER=`sudo docker ps|grep "xos"|awk '{print $$NF}'`
+    if [[ $RUNNING_CONTAINER == "" ]]; then
+        echo Container may have failed. check with \"make showlogs\'
+        exit 1
+    fi
+done
+echo "XOS is ready"