Add script scripts/md5tobase64.py

usage: md5tobase64.py [-h] [--keep-padding] [FILENAME [FILENAME ...]]

Convert md5 in Hexa into base64.

positional arguments:
  FILENAME        input file. If no file use STDIN

optional arguments:
  -h, --help      show this help message and exit
  --keep-padding  keep the '=' at the end if any

diff --git a/bacula/scripts/md5tobase64.py b/bacula/scripts/md5tobase64.py
new file mode 100755 (executable)
index 0000000..893cb0f
--- /dev/null
+++ b/bacula/scripts/md5tobase64.py
@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+# Copyright (C) 2000-2022 Kern Sibbald
+# License: BSD 2-Clause; see file LICENSE-FOSS
+
+# Script used to convert the md5sum output to the md5 bacula format
+
+import sys
+import argparse
+import re
+#import codecs
+import base64
+
+md5_re=re.compile('[0-9A-Fa-f]{32}')
+
+parser=argparse.ArgumentParser(description='Convert md5 in Hexa into base64.')
+parser.add_argument('file', metavar='FILENAME', help="input file. If no file use STDIN", nargs='*')
+parser.add_argument('--keep-padding', action='store_true', help="keep the '=' at the end if any")
+args=parser.parse_args()
+
+def handle_file(input_file, remove_padding):
+    for line in input_file:
+        line=line.rstrip()
+        if md5_re.match(line):
+            # don't use the line below that does mime encoding (split at 76c & add a \n)
+            # b64=codecs.encode(codecs.decode(line, 'hex'), 'base64').decode()
+            b64=base64.b64encode(bytes.fromhex(line)).decode()
+            if remove_padding:
+                b64=b64.rstrip('=')
+            print(b64)
+
+remove_padding=not args.keep_padding
+if args.file:
+    for filename in args.file:
+        input_file=open(filename)
+        handle_file(input_file, remove_padding)
+else:
+    # use stdin
+    handle_file(sys.stdin, remove_padding)
+