diff --git a/registry_utils.py b/registry_utils.py
new file mode 100644
index 0000000..1be1cdb
--- /dev/null
+++ b/registry_utils.py
@@ -0,0 +1,68 @@
+import os
+import subprocess
+import json
+import re
+import getopt
+import sys
+from datetime import datetime, timedelta
+from textwrap import indent
+import yaml
+
+try:
+    opts, args = getopt.getopt(sys.argv[1:], "gr", ["command=", "help", "output="])
+except getopt.GetoptError as err:
+    #usage()
+    sys.exit(2)
+output = None
+# QJ : getopts
+_MODE = "manual"
+_FIRST = _TEST = _RESTORE = _BACKUP = _SYNC = _START = _STOP = False
+_EXECUTE = True
+_DATE = "pick"
+
+for o, a in opts:
+    if o == "-g":
+        _ACTION = "generate_config"
+    elif o in ("-r", "--registry"):
+        _ACTION = "write_to_registry"
+    else:
+        print("Parameter unknown")
+        sys.exit()
+       
+       
+def get_docker_images():
+    # Use openssl command to get certificate subject and expiration date
+    cmnd = "docker image ls"
+    status, output = subprocess.getstatusoutput(cmnd)
+    #output, _ = process.communicate()
+    #print(output)
+    data = output.splitlines()
+    return data
+    
+    
+def generate_config(data):
+    local_registry = "localhost:5000/library/"
+    interval = "60m"
+    yaml_config = {"sync":[]}
+    for line in data:
+        if "localhost:5000" in line:
+            continue
+        d = line.split()
+        print(f"{d[0]} : {d[1]}")
+        image = d[0].split("/")
+        if "<none>" == d[1]:
+            yaml_config["sync"].append({"source":f"{d[0]}","target": f"{local_registry}{d[0]}","type":"image","interval":interval,"backup": "\"backup-{{.Ref.Tag}}\""})
+        else:
+            yaml_config["sync"].append({"source":f"{d[0]}:{d[1]}","target": f"{local_registry}{d[0]}:{d[1]}","type":"image","interval":interval,"backup": "\"backup-{{.Ref.Tag}}\""})
+    config = yaml.dump(yaml_config,sort_keys=False)
+    print(config)
+    return config
+
+
+
+
+if _ACTION == "generate_config":
+    generate_config(get_docker_images())
+
+elif _ACTION == "write_to_registry":
+    get_docker_images()