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share/rpcauth/rpcauth.py
| #!/usr/bin/env python3 | #!/usr/bin/env python3 | ||||
| # Copyright (c) 2015-2016 The Bitcoin Core developers | # Copyright (c) 2015-2017 The Bitcoin Core developers | ||||
| # Distributed under the MIT software license, see the accompanying | # Distributed under the MIT software license, see the accompanying | ||||
| # file COPYING or http://www.opensource.org/licenses/mit-license.php. | # file COPYING or http://www.opensource.org/licenses/mit-license.php. | ||||
| import hashlib | |||||
| import sys | import sys | ||||
| import os | import os | ||||
| from random import SystemRandom | from random import SystemRandom | ||||
| import base64 | import base64 | ||||
| import hmac | import hmac | ||||
| if len(sys.argv) < 2: | if len(sys.argv) < 2: | ||||
| sys.stderr.write('Please include username as an argument.\n') | sys.stderr.write('Please include username as an argument.\n') | ||||
| sys.exit(0) | sys.exit(0) | ||||
| username = sys.argv[1] | username = sys.argv[1] | ||||
| # This uses os.urandom() underneath | # This uses os.urandom() underneath | ||||
| cryptogen = SystemRandom() | cryptogen = SystemRandom() | ||||
| # Create 16 byte hex salt | # Create 16 byte hex salt | ||||
| salt_sequence = [cryptogen.randrange(256) for i in range(16)] | salt_sequence = [cryptogen.randrange(256) for i in range(16)] | ||||
| hexseq = list(map(hex, salt_sequence)) | hexseq = list(map(hex, salt_sequence)) | ||||
| salt = "".join([x[2:] for x in hexseq]) | salt = "".join([x[2:] for x in hexseq]) | ||||
| # Create 32 byte b64 password | # Create 32 byte b64 password | ||||
| password = base64.urlsafe_b64encode(os.urandom(32)) | password = base64.urlsafe_b64encode(os.urandom(32)).decode("utf-8") | ||||
| digestmod = hashlib.sha256 | m = hmac.new(bytearray(salt, 'utf-8'), bytearray(password, 'utf-8'), "SHA256") | ||||
| if sys.version_info.major >= 3: | |||||
| password = password.decode('utf-8') | |||||
| digestmod = 'SHA256' | |||||
| m = hmac.new(bytearray(salt, 'utf-8'), bytearray(password, 'utf-8'), digestmod) | |||||
| result = m.hexdigest() | result = m.hexdigest() | ||||
| print("String to be appended to bitcoin.conf:") | print("String to be appended to bitcoin.conf:") | ||||
| print("rpcauth=" + username + ":" + salt + "$" + result) | print("rpcauth=" + username + ":" + salt + "$" + result) | ||||
| print("Your password:\n" + password) | print("Your password:\n" + password) | ||||