def login(username, master_password):
"""
Posts username and authentication hash to /login.
Decrypts vault on successful login.
Returns new Session.
"""
print('Logging in...')
url = api_base_url + '/login'
auth_hash = get_auth_hash(username, master_password)
body = {
'username': username,
'auth_hash': base64.b64encode(auth_hash).decode(),
}
response = requests.post(url, data=json.dumps(body))
if response.status_code != requests.codes.ok:
print('Login attempt failed with status code: ' +
str(response.status_code))
exit()
response_body = response.json()
cipher_text = base64.b64decode(response_body['vault'].encode())
key = get_key(username, master_password)
vault_str = decrypt_vault(cipher_text, key)
vault_dict = json.loads(vault_str)
session = Session(username, auth_hash, key)
session.dict_to_vault(vault_dict)
return session
