def __init__(self, params, keyMgr, collector):
''' Default constructor.
'''
super(Logger, self).__init__()
self._stop = threading.Event()
self.params = params
# Create the policy actor
self.manager = PolicyManager.start(params, keyMgr)
# Create the encryption module and Keccak instance
self.keyMgr = keyMgr
self.collector = collector
self.encryptionModule = EncryptionModule(keyMgr)
self.sha3 = Keccak.Keccak()
self.aesMode = AES.MODE_CBC
# The in-memory keys that are maintained (and discarded as needed)
self.initialEpochKey = {}
self.initialEntityKey = {}
self.epochKey = {} # key is (user, session)
self.entityKey = {} # key is (user, session)
self.policyKeyMap = {} # key is (user, session, policy)
# Create the log queue
self.queue = Queue.Queue()
# Set up the Python logger
logFile = 'abls.log'
logging.basicConfig(filename=logFile,level=logging.DEBUG)
def __init__(self, params, keyMgr, collector):
''' Default constructor.
'''
super(Logger, self).__init__()
self._stop = threading.Event()
self.params = params
# Create the policy actor
self.manager = PolicyManager.start(params, keyMgr)
# Create the encryption module and Keccak instance
self.keyMgr = keyMgr
self.collector = collector
self.encryptionModule = EncryptionModule(keyMgr)
self.sha3 = Keccak.Keccak()
self.aesMode = AES.MODE_CBC
# The in-memory keys that are maintained (and discarded as needed)
self.initialEpochKey = {}
self.initialEntityKey = {}
self.epochKey = {} # key is (user, session)
self.entityKey = {} # key is (user, session)
self.policyKeyMap = {} # key is (user, session, policy)
# Create the log queue
self.queue = Queue.Queue()
# Create the RabbitMQ connection
self.connection = pika.BlockingConnection(pika.ConnectionParameters('localhost'))
self.channel = self.connection.channel()
self.channel.queue_declare(queue='log') # Ensure the log queue is there
self.channel.basic_consume(self.logCallback,
queue='log',
no_ack=True)
# Set up the Python logger
logFile = 'abls.log'
logging.basicConfig(filename=logFile,level=logging.DEBUG)
# Maps for crypto data structures
initialLogEntityKey = {}
initialEventEntityKey = {}
logEntityKey = {}
eventEntityKey = {}
policyKeyMap = {}
# Crypto entities
keyMgr = KeyManager()
encryptionModule = EncryptionModule(keyMgr)
sha3 = Keccak()
aesMode = AES.MODE_CBC
# The policy manager
params = {"USER_DB" : "/Users/caw/Projects/SecureLoggingSystem/src/v2/user.db", "LOG_DB" : "/Users/caw/Projects/SecureLoggingSystem/src/v2/log.db", "KEY_DB" : "/Users/caw/Projects/SecureLoggingSystem/src/v2/key.db"}
manager = PolicyManager.start(params, keyMgr)
# Create the shims...
logShim = DBShim(params["LOG_DB"], keyMgr)
keyShim = DBShim(params["KEY_DB"], keyMgr)
def createSession(userId, sessionId):
''' Initialize the authentication keys that are used when verifying the
entries in the log database.
'''
# Generate the epoch and entity keys (both are random 32-bytes strings) - used for verification (integrity) only
epochKey = Random.new().read(32)
logEntityKey = Random.new().read(32)
eventEntityKey = Random.new().read(32)
