54 lines
1.3 KiB
Python
54 lines
1.3 KiB
Python
import json
|
|
import sys
|
|
from getpass import getpass
|
|
|
|
PWDB_PATH = 'pwdb.json'
|
|
|
|
def get_credentials():
|
|
username = input('Enter your username: ')
|
|
password = getpass('Enter your password: ')
|
|
return (username, password)
|
|
|
|
def get_hash(password):
|
|
_hash = sum([ord(letter) for letter in password])
|
|
return _hash
|
|
|
|
def authenticate(username, password, pwdb):
|
|
return password == pwdb[username]
|
|
|
|
def add_user(username, pwdb):
|
|
pwd = input(f'Enter password for {username}: ')
|
|
pwdb[username] = get_hash(pwd)
|
|
return pwdb
|
|
|
|
def read_pwdb(PWDB_PATH):
|
|
try:
|
|
pwdb_file = open(PWDB_PATH, 'rt')
|
|
pwdb = json.load(pwdb_file)
|
|
except Exception:
|
|
pwdb = {}
|
|
return pwdb
|
|
|
|
def write_pwdb(pwdb, PWDB_PATH):
|
|
pwdb_file = open(PWDB_PATH, 'wt')
|
|
json.dump(pwdb, pwdb_file)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
PWDB_PATH = 'pwdb.json'
|
|
pwdb = read_pwdb(PWDB_PATH)
|
|
|
|
if len(sys.argv) > 1:
|
|
pwdb = add_user(sys.argv[1], pwdb)
|
|
write_pwdb(pwdb, PWDB_PATH)
|
|
else:
|
|
username, password = get_credentials()
|
|
if username not in pwdb:
|
|
print('Wrong username!')
|
|
else:
|
|
if authenticate(username, get_hash(password), pwdb):
|
|
print('Successfully authenticated!')
|
|
else:
|
|
print('Wrong password!')
|
|
|