TODO added

Author: mc-cat-tty

OtherSocketExamples/asyncio_stream_simple_server.py

@@ -10,6 +10,10 @@
 
 HOST, PORT = "127.0.0.1", 9999
 
+# TODO: mantieni numero di client connessi e ritorna lista con indirizzi
+# TODO: trasforma write in writelines e termina con \n
+# TODO: usa readline e termina comando con \n
+
 
 def handle_command(cmd: str, client_stream: asyncio.StreamWriter):
     if not cmd: return
@@ -56,20 +60,20 @@ async def server_handler(reader, writer):
             writer.close()
             break
         else:
-            writer.write(handle_command(cmd, writer).encode())
+            writer.write(handle_command(cmd, writer).encode())  # TODO: writeline
             await writer.drain()
 
 
 async def main():
     global HOST, PORT
-    try:
-        HOST = sys.argv[1]
-    except:
-        pass
-    try:
-        PORT = sys.argv[2]
-    except:
-        pass
+    logging.basicConfig(level=logging.DEBUG, format="%(threadName)s --> %(asctime)s - %(levelname)s: %(message)s",
+                        datefmt="%H:%M:%S")
+    parser = argparse.ArgumentParser()
+    parser.add_argument("-a", "--address", help="host address", default=HOST, type=str, dest="address")
+    parser.add_argument("-p", "--port", help="port number", default=PORT, type=int, dest="port")
+    args = parser.parse_args()  # TODO: non funzionante con asyncio
+    PORT = args.port
+    HOST = args.address
 
     logging.info(f"Server running on {HOST}:{PORT}...")
 

OtherSocketExamples/multithreaded_simple_server.py

@@ -6,6 +6,7 @@
 """
 Connect to this server using netcat or similar utilities
 """
+# TODO: termina con \n --> adatta ricezione e trasmissione
 
 # '0': Return the remote address (client) to which the socket is connected;
 # '1': Return the server socket's own address;

OtherSocketExamples/select_simple_server.py

@@ -12,6 +12,10 @@
 
 HOST, PORT = "127.0.0.1", 9999
 
+# TODO: mantieni numero e lista client connessi
+# TODO: sistema socket asincrono con sendall --> fai send e togli quello che ha inviato
+# TODO: termina con \n --> adatta ricezione e trasmissione
+
 
 def handle_command(cmd: str, server_sock: socket, client_sock: socket):
     if not cmd: return

OtherSocketExamples/socketserver_simple_server.py

@@ -9,6 +9,7 @@
 
 HOST, PORT = "127.0.0.1", 9999
 
+# TODO: termina con \n --> adatta ricezione e trasmissione
 
 class ThreadedTCPRequestHandler(socketserver.BaseRequestHandler):
 

ProtocolImplementation/Protocol.py

@@ -1,7 +1,9 @@
 import os
 import socket
 
-DIMBYTESNUM = 5  # Can be represented up to 2^(5*8) b = 1.0995116 TB
+# TODO: sanifica input utente in server --> togli . e / (tutti i caratteri che rendono possibile la navigazione tra cartelle) --> potrebbe rimanare stringa vuota
+
+DIMBYTESNUM = 5  # Can be represented up to 2^(5*8) b = 1 TB
 BUFFSIZENUM = 1024  # bytes
 CODEBYTES = 1
 
@@ -74,7 +76,7 @@ def error_file_not_found(self):
 
 class ReliableTransmission:
     @classmethod
-    def recvall(cls, s: socket.socket, size: int):
+    def recvall(cls, s: socket.socket, size: int):  # TODO: usa yeld per ricevere dati fino a size
         """
         This method receives size bytes and then returns the received data
 
@@ -92,7 +94,7 @@ def recvall(cls, s: socket.socket, size: int):
         return buf
 
     @classmethod
-    def recvstring(cls, s: socket.socket, eot: str = "\n", encoding: str = "utf-8"):
+    def recvstring(cls, s: socket.socket, eot: str = "\n", encoding: str = "utf-8"):  # TODO: recvline, EOL
         """
         This method receives until eot occurs and then returns the received data