BiztProtoBois/server
BiztProtoBois/server
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compare: BiztProtoBois:bfdec0e727619cc7c06d63f05a95e3b3b79f7f03
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BiztProtoBois:master

No commits in common. "f0c52816979ddbcac438f9ae250a49193aa983c1" and "bfdec0e727619cc7c06d63f05a95e3b3b79f7f03" have entirely different histories.
f0c5281697 ... bfdec0e727

3 changed files with 16 additions and 65 deletions
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33
server/authentication.py
View File

@ -7,8 +7,6 @@ from base64 import b64encode
from Crypto.Hash import SHA256
from Crypto.Protocol.KDF import bcrypt, bcrypt_check
from Crypto.PublicKey import RSA
from Crypto.PublicKey.RSA import RsaKey
auth_logger = logging.getLogger('AUTH APPLICATION ')
auth_logger.root.setLevel(logging.INFO)
@ -113,34 +111,3 @@ class Authetication:
auth_logger.debug("User NOT saved! Home directory already exists")
return True
def loadUserPublicKeys(self) -> dict:
with open(self.CONFIG_FILE_LOCATION) as json_file:
data = json.load(json_file)
dictionary: dict
for user in data['user']:
key = data['publicKey']
key = bytes.fromhex(key)
try:
rsaKey = RSA.import_key(key)
dictionary[user['username']] = rsaKey
except ValueError:
print('Invalid server public key!')
return dictionary
def loadServerPrivateKey(self) -> RsaKey:
with open(self.CONFIG_FILE_LOCATION) as json_file:
data = json.load(json_file)
key = data['serverPrivateKey']
key = bytes.fromhex(key)
try:
rsaKey = RSA.import_key(key)
except ValueError:
print('Invalid server private key!')
return rsaKey

31
server/config_init.py
View File

@ -6,7 +6,7 @@ from Crypto.PublicKey import RSA
from authentication import Authetication
def generatePrivateKeyForUser(auth: Authetication,username: str, user_passphrase: str, public_server_key: str) -> bool:
def generatePrivateKeyForUser(auth: Authetication, username: str, user_passphrase: str, public_server_key='') -> bool:
if auth.checkUserExists(username):
with open(auth.CONFIG_FILE_LOCATION) as json_file:
data = json.load(json_file)
@ -17,10 +17,9 @@ def generatePrivateKeyForUser(auth: Authetication,username: str, user_passphrase
public_key_value = bytes.hex(public_key.exportKey('DER', pkcs=8))
##Save private key in separate file
user_privatekey = {'privateClientKey': private_key_value,
user_privatekey = {'passphrase': user_passphrase, 'privateClientKey': private_key_value,
'publicServerKey': public_server_key}
with open(auth.PRIVATE_KEY_DIRECTORY_LOCATION + os.path.sep + str(data['index']) + '.txt',
'w+') as outfile:
with open(auth.PRIVATE_KEY_DIRECTORY_LOCATION + os.path.sep + str(data['index']) + '.txt', 'w+') as outfile:
json.dump(user_privatekey, outfile)
outfile.close()
@ -28,7 +27,7 @@ def generatePrivateKeyForUser(auth: Authetication,username: str, user_passphrase
for user in data['user']:
if username == user['username']:
user['publicKey'] = public_key_value
with open(auth.CONFIG_FILE_LOCATION, 'w+') as outfile:
with open(auth.CONFIG_FILE_LOCATION, 'w') as outfile:
json.dump(data, outfile)
break
outfile.close()
@ -37,28 +36,10 @@ def generatePrivateKeyForUser(auth: Authetication,username: str, user_passphrase
return False
def generatePrivateKeyForServer(auth: Authetication,passphrase: str) -> str:
with open(auth.CONFIG_FILE_LOCATION) as json_file:
data = json.load(json_file)
json_file.close()
private_key = RSA.generate(2048)
public_key = private_key.publickey()
private_key_value = bytes.hex(private_key.exportKey('DER', passphrase=passphrase, pkcs=8))
public_key_value = bytes.hex(public_key.exportKey('DER', pkcs=8))
data['serverPrivateKey'] = private_key_value
with open(auth.CONFIG_FILE_LOCATION, 'w+') as outfile:
json.dump(data, outfile)
return public_key_value
if __name__ == '__main__':
auth = Authetication()
auth.initConfig()
serverPublicKey = generatePrivateKeyForServer(auth, 'admin')
auth.saveUser('alma' ,'alma')
generatePrivateKeyForUser(auth, 'alma', 'amla', serverPublicKey)
generatePrivateKeyForUser('alma', 'amla')
auth.saveUser('citrom' ,'citrom')
generatePrivateKeyForUser(auth, 'citrom', 'mortic', serverPublicKey)
generatePrivateKeyForUser('citrom', 'mortic')

11
server/netwrapper.py
View File

@ -5,7 +5,6 @@ import pyDH
from Crypto.Cipher import PKCS1_OAEP
from Crypto.PublicKey import RSA
from Crypto.Cipher import ChaCha20
from Crypto.PublicKey.RSA import RsaKey
from Crypto.Random import get_random_bytes
from netsim import network_interface
@ -14,7 +13,7 @@ from server.server import Server
class NetWrapper:
def __init__(self, clientPublicKey: dict, serverPrivateKey: RsaKey, serverInstance: Server):
def __init__(self, clientPublicKey: dict, serverPrivateKey: str, serverInstance: Server):
self.clientPublicKey = clientPublicKey
self.currentClientPublicKey = "".encode('UTF-8')
self.serverPrivateKey = serverPrivateKey
@ -31,7 +30,9 @@ class NetWrapper:
self.clientAddr = incommingJson['source']
self.currentUser = incommingJson['username']
self.currentClientPublicKey = self.clientPublicKey[self.currentUser]
retmsg = self.serverPrivateKey.decrypt(b64decode(incommingJson['message'])).decode('UTF-8')
myrsakey = RSA.import_key(self.serverPrivateKey)
mycipher = PKCS1_OAEP.new(myrsakey)
retmsg = mycipher.decrypt(b64decode(incommingJson['message'])).decode('UTF-8')
rsakey = RSA.import_key(self.currentClientPublicKey)
cipher = PKCS1_OAEP.new(rsakey)
identMsg = json.dumps(
@ -62,7 +63,9 @@ class NetWrapper:
if not status:
raise Exception('Network error during connection.')
decodedmsg = json.loads(msg.decode('UTF-8'))
serverpubkey = int(self.serverPrivateKey.decrypt(b64decode(decodedmsg['message'])).decode('UTF-8'))
myrsakey = RSA.import_key(self.serverPrivateKey)
mycipher = PKCS1_OAEP.new(myrsakey)
serverpubkey = int(mycipher.decrypt(b64decode(decodedmsg['message'])).decode('UTF-8'))
self.cipherkey = dh.gen_shared_key(serverpubkey).encode('UTF-8')
def login(self) -> bool: