def session_sweeper(lifetime):
"The process that will kill the session daemon eventually"
get_logger(__name__).info("sweeper starts")
sleep(lifetime)
conn = Client(parameters.get_session_address(),
authkey=parameters.get_session_connection_password())
conn.send({'action': 'stop', 'password': None})
ret = conn.recv()
get_logger(__name__).debug(ret['status'])
get_logger(__name__).info("Sweeper ends")
def session_listener(seed, timeout):
""" Session service function with an initial value as a seed
input: seed the initial value stored in the session
timeout the validity period of the session value (in seconds
"""
get_logger(__name__).info("Listener starts")
serv = Listener(parameters.get_session_address(),
authkey=parameters.get_session_connection_password())
serv.password = seed
serv.pwd_timeout = timeout
serv.start_time = datetime.datetime.now()
serv.origin_time = datetime.datetime.now()
while True:
with serv.accept() as conn:
try:
req = conn.recv()
except EOFError:
break
if 'action' in req and req['action'] == 'set':
serv.password = req['password']
serv.start_time = datetime.datetime.now()
conn.send({'status': 'done', 'password': serv.password})
elif 'action' in req and req['action'] == 'get':
if (datetime.datetime.now() -
serv.start_time).total_seconds() < serv.pwd_timeout:
conn.send({'status': 'fresh', 'password': serv.password})
serv.start_time = datetime.datetime.now()
else:
serv.password = None
conn.send({'status': 'stale', 'password': None})
elif 'action' in req and req['action'] == 'stop':
get_logger(__name__).info("Goodbye from listener")
conn.send({'status': 'terminated', 'password': None})
break
else:
conn.send({'status': 'bad command', 'password': None})
get_logger(__name__).info("Listener ends")
from password_strength import PasswordPolicy
from secretwallet.constants import PWD_LENGTH, PWD_NUMBERS, PWD_SPECIAL, PWD_UPPER, PWD_ATTEMPTS, parameters
from secretwallet.utils.logging import get_logger
import secretwallet.session.client as sc
import secretwallet.utils.ioutils as iou
logger = get_logger(__name__)
__policy = PasswordPolicy.from_names(length = PWD_LENGTH,
uppercase = PWD_UPPER,
numbers = PWD_NUMBERS,
special = PWD_SPECIAL )
__explanation = {f'Length({PWD_LENGTH})' : f'The minimum password length is {PWD_LENGTH}',
f'Uppercase({PWD_UPPER})' : f'The minimum number of upper-case characters in password is {PWD_UPPER}',
f'Numbers({PWD_NUMBERS})' : f'The minimum number of numbers in password is {PWD_NUMBERS}',
f'Special({PWD_SPECIAL})' : f'The minimum number of special characters in password is {PWD_SPECIAL}',}
def validate(pwd):
return __policy.test(pwd)
def explain(pwd):
faults = validate(pwd) #it is a set
if len(faults)==0:
return None
else:
return __explanation[str(faults[0])]
def get_password(prompt, attempts):
num_attempts = attempts
import getpass
import logging
from secretwallet.constants import parameters
from secretwallet.utils.logging import get_logger
logger = get_logger(__name__, logging.DEBUG)
def display_list(message, secrets):
field_lenght = max([len(x[0]) for x in secrets], default=0) + 5
format_header = f"<%-{field_lenght-1}s: <access>"
format_record = f"%-{field_lenght}s: %s"
print("**********************************************************")
print(f"{message}: ")
print(format_header % 'domain>')
for d, a in secrets:
print(format_record % (d, a))
print("**********************************************************")
def display_numbered_list(message, secrets):
field_lenght = max([len(x[0]) for x in secrets], default=0) + 5
format_header = f"%-7s: <%-{field_lenght-1}s: <access>"
format_record = f"%-7d: %-{field_lenght}s: %s"
print("**********************************************************")
print(f"{message}: ")
print(format_header % ('<num>', 'domain>'))
idx = 1
for d, a in secrets:
print(format_record % (idx, d, a))