from cryptography.fernet import Fernet

USER = input('Paste API username: ')
PWD = input('Paste API password: ')
FQDN = input('Paste Server Name: ')

PATH = 'C://shared//API//credentials/EO/CUCM/'

FILE_FQDN = PATH + 'fqdn.txt'
FILE_KEY = PATH + 'key_rx.txt'
FILE_USER = PATH + 'user_rx.txt'
FILE_PWD = PATH + 'hash_rx.txt'

##Create the Symmetric Key
key = Fernet.generate_key()

##Create the Hash for PWD and write files
cipher_suite = Fernet(key)
ciphered_text = cipher_suite.encrypt(PWD.encode())
with open(FILE_FQDN, 'w') as f: f.write(FQDN)
with open(FILE_KEY, 'wb') as f: f.write(key)
with open(FILE_USER, 'w') as f: f.write(USER)
with open(FILE_PWD, 'wb') as f: f.write(ciphered_text)