#!/usr/bin/env python3
import sys
import hashlib
if sys.version_info < (3,7):
print(“python version is not supported”, file=sys.stderr)
sys.exit(1)
# credit goes to zhoujiazhao:
# https://blog.csdn.net/zhoujiazhao/article/details/102578244
salt = {‘r1d’: ‘A2E371B0-B34B-48A5-8C40-A7133F3B5D88’,
‘others’: ‘d44fb0960aa0-a5e6-4a30-250f-6d2df50a’}
def get_salt(sn):
if “/” not in sn:
return salt[“r1d”]
return “-“.join(reversed(salt[“others”].split(“-“)))
def calc_passwd(sn):
passwd = sn + get_salt(sn)
m = hashlib.md5(passwd.encode())
return m.hexdigest()[:8]
if __name__ == “__main__”:
if len(sys.argv) != 2:
print(f”Usage: {sys.argv[0]} <S/N>”)
sys.exit(1)
serial = sys.argv[1]
print(calc_passwd(serial))
