zolfa
/
youtube-dl


								#! /usr/bin/env python3


								import rsa

								import json

								from binascii import hexlify


								# TODO path discovery

								versions_info = json.load(open('versions.json'))

								if 'signature' in versions_info:

									del versions_info['signature']


								print('Enter the PKCS1 private key, followed by a blank line:')

								privkey = ''

								while True:

									try:

										line = input()

									except EOFError:

										break

									if line == '':

										break

									privkey += line + '\n'

								privkey = bytes(privkey, 'ascii')

								privkey = rsa.PrivateKey.load_pkcs1(privkey)


								signature = hexlify(rsa.pkcs1.sign(json.dumps(versions_info, sort_keys=True).encode('utf-8'), privkey, 'SHA-256'))

								print('signature: ' + signature.decode())