devscripts/generate_aes_testdata.py

   1 #!/usr/bin/env python3
   2
   3 # Allow direct execution
   4 import os
   5 import sys
   6
   7 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
   8
   9
  10 import codecs
  11 import subprocess
  12
  13 from yt_dlp.aes import aes_encrypt, key_expansion
  14 from yt_dlp.utils import intlist_to_bytes
  15
  16 secret_msg = b'Secret message goes here'
  17
  18
  19 def hex_str(int_list):
  20     return codecs.encode(intlist_to_bytes(int_list), 'hex')
  21
  22
  23 def openssl_encode(algo, key, iv):
  24     cmd = ['openssl', 'enc', '-e', '-' + algo, '-K', hex_str(key), '-iv', hex_str(iv)]
  25     prog = subprocess.Popen(cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE)
  26     out, _ = prog.communicate(secret_msg)
  27     return out
  28
  29
  30 iv = key = [0x20, 0x15] + 14 * [0]
  31
  32 r = openssl_encode('aes-128-cbc', key, iv)
  33 print('aes_cbc_decrypt')
  34 print(repr(r))
  35
  36 password = key
  37 new_key = aes_encrypt(password, key_expansion(password))
  38 r = openssl_encode('aes-128-ctr', new_key, iv)
  39 print('aes_decrypt_text 16')
  40 print(repr(r))
  41
  42 password = key + 16 * [0]
  43 new_key = aes_encrypt(password, key_expansion(password)) * (32 // 16)
  44 r = openssl_encode('aes-256-ctr', new_key, iv)
  45 print('aes_decrypt_text 32')
  46 print(repr(r))