def auto_create_private_key_file(args):
try:
logger = get_sub_logger('create_private_key_file')
#- logger.info('args: {}'.format(args))
pkfp = path.join(configuration_directory_location, 'private_key')
if path.isfile(pkfp) and not args['over_write'] == True:
logger.error(
'ERROR: The private key file already exists. Will not overwrite it.'
)
return False if args['silent'] else 'ERROR'
else:
if path.isfile(pkfp) and args['over_write'] == True:
logger.warning(
'A private key file exists. It will be over written.')
with open(pkfp, 'wb') as f:
f.write(create_random_key())
logger.info(
'Created a file at {} containing a random key.'.format(
pkfp))
return True if args['silent'] else 'OK'
except:
logger.error('Exception in auto_create_private_key: {}, {}'.format(
exc_info()[0],
exc_info()[1]))
return False
from base64 import standard_b64encode
from datetime import datetime, timezone
from hashlib import sha256
from jose import jws
from requests import post
from time import time
from uuid import uuid4
from python.logger import get_sub_logger
from python.encryption.nacl_fop import decrypt
from config import device_id, hmac_secret_key_b64_cipher, fop_jose_id
# Note: This module uses JWT security (via jose). Paseto is another system for implemeting token based security.
logger = get_sub_logger(__name__)
def extract_timestamp(path_name) -> 'timestamp':
dt = path_name.split("/")[-1].split(".")[0]
return datetime(int(dt[0:4]), int(dt[4:6]), int(dt[6:8]),
hour=int(dt[9:11]), minute=int(dt[12:14]), second=int(dt[15:17]), tzinfo=timezone.utc).timestamp()
# Make the JWT claim set
def claim_info(file_hash, time_stamp, camera_id):
#- TBD: Time delivers seconds since unix epoch. Not all systems have the same epoch start date. There
#- may be a better way to time stamp the claims.
issue_time = int(time())
