login, logout in server, invoke server's logout in netwrapper

server/netwrapper.py

@@ -120,6 +120,7 @@ class NetWrapper:
             return self.recieveEncryptedMessage(msg)
 
     def logout(self) -> None:
+        self.serverInstance.logout()
         self.clientAddr = ""
         self.cipherkey = "".encode('UTF-8')
         self.currentClientPublicKey = "".encode('UTF-8')

server/server.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-
+from server.authentication import Authetication
 from executor import Executor
 
 
@@ -18,10 +18,19 @@ class Server:
         self.executor = Executor(homeDirectory)
 
     def login(self, username: str, password: str) -> bool:
-        pass
+        auth = Authetication()
+        self.isAuthenticated = True
+        home_directory = auth.login(username, password)
+        if not home_directory:
+            return False
+        else:
+            return True
 
     def logout(self) -> None:
-        pass
+        self.isAuthenticated = False
+        self.availableServer = False
+        self.homeDirectory = ""
+        self.currentDirectory = ""
 
     def parseCommand(self, command: str) -> str:
         parsedCommand = command.split(" ")