Host-customized fork of https://github.com/tecnovert/basicswap/
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51 lines
1.5 KiB
51 lines
1.5 KiB
#!/usr/bin/env python3 |
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# Copyright (c) 2015-2018 The Bitcoin Core developers |
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# Distributed under the MIT software license, see the accompanying |
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# file COPYING or http://www.opensource.org/licenses/mit-license.php. |
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from argparse import ArgumentParser |
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from base64 import urlsafe_b64encode |
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from binascii import hexlify |
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from getpass import getpass |
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from os import urandom |
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import hmac |
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def generate_salt(size): |
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"""Create size byte hex salt""" |
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return hexlify(urandom(size)).decode() |
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def generate_password(): |
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"""Create 32 byte b64 password""" |
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return urlsafe_b64encode(urandom(32)).decode('utf-8') |
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def password_to_hmac(salt, password): |
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m = hmac.new(bytearray(salt, 'utf-8'), bytearray(password, 'utf-8'), 'SHA256') |
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return m.hexdigest() |
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def main(): |
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parser = ArgumentParser(description='Create login credentials for a JSON-RPC user') |
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parser.add_argument('username', help='the username for authentication') |
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parser.add_argument('password', help='leave empty to generate a random password or specify "-" to prompt for password', nargs='?') |
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args = parser.parse_args() |
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if not args.password: |
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args.password = generate_password() |
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elif args.password == '-': |
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args.password = getpass() |
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# Create 16 byte hex salt |
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salt = generate_salt(16) |
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password_hmac = password_to_hmac(salt, args.password) |
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print('String to be appended to bitcoin.conf:') |
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print('rpcauth={0}:{1}${2}'.format(args.username, salt, password_hmac)) |
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print('Your password:\n{0}'.format(args.password)) |
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if __name__ == '__main__': |
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main()
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