tools/update-verify/release/replace-updater-certs.py

   1 # This Source Code Form is subject to the terms of the Mozilla Public
   2 # License, v. 2.0. If a copy of the MPL was not distributed with this file,
   3 # You can obtain one at http://mozilla.org/MPL/2.0/.
   4
   5 import os.path
   6 import sys
   7
   8 cert_dir = sys.argv[1]
   9 # Read twice, because strings cannot be copied
  10 updater_data = open(sys.argv[2], "rb").read()
  11 new_updater = open(sys.argv[2], "rb").read()
  12 outfile = sys.argv[3]
  13
  14 cert_pairs = sys.argv[4:]
  15
  16 if (len(cert_pairs) % 2) != 0:
  17     print("Certs must be provided in pairs")
  18     sys.exit(1)
  19
  20 for find_cert, replace_cert in zip(*[iter(cert_pairs)] * 2):
  21     find = open(os.path.join(cert_dir, find_cert), "rb").read()
  22     replace = open(os.path.join(cert_dir, replace_cert), "rb").read()
  23     print("Looking for {}...".format(find_cert))
  24     if find in new_updater:
  25         print("Replacing {} with {}".format(find_cert, replace_cert))
  26         new_updater = new_updater.replace(find, replace)
  27     else:
  28         print("Didn't find {}...".format(find_cert))
  29
  30 if len(updater_data) != len(new_updater):
  31     print(
  32         "WARNING: new updater is not the same length as the old one (old: {}, new: {})".format(
  33             len(updater_data), len(new_updater)
  34         )
  35     )
  36
  37 if updater_data == new_updater:
  38     print("WARNING: updater is unchanged")
  39
  40 with open(outfile, "wb+") as f:
  41     f.write(new_updater)