Intentando limitar el numero de cliente que pueden usar el servidor

Cliente.py

@@ -1,12 +1,35 @@
 import socket
+import time
+import sys
 
-HOST = '192.168.50.166'
+def get_ip_address():
+    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+    try:
+        s.connect(('10.255.255.255', 1))
+        IP = s.getsockname()[0]
+    except Exception:
+        IP = '127.0.0.1'
+    finally:
+        s.close()
+    return IP
+
+HOST =  get_ip_address()
 PORT = 2005
 
 while True:
     with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
         server_address = (HOST, PORT)
+        try:
             s.connect(server_address)
+        except ConnectionRefusedError:
+            print("Connection refused, try again later.")
+            sys.exit()  # Terminate the program
+        # Send a message immediately after connecting
+        message = "Conectando!"
+        print('{!r}'.format(message))
+        s.sendall(message.encode('utf-8'))
+        print('Esperando la respuesta')
+        while True:  # Keep the connection open until the user enters a command
             command = input("Entra comando (retirar o 'exit' para salir): ")
             if command.lower() == 'exit':
                 break
@@ -15,8 +38,6 @@ while True:
                 message = f"{command} {amount}"
             else:
                 print("Comando no reconocido")
-        print('Mandando {!r}'.format(message))
+                message = command  # Send the unrecognized command to the server
             s.sendall(message.encode('utf-8'))
-        print('Esperando la respuesta')
+
-        data = s.recv(1024)  # línea bloqueante
-        print('recibido {!r} de {}'.format(data.decode('utf-8'), server_address))

Cliente2.py

@@ -1,12 +1,35 @@
 import socket
+import time
+import sys
 
-HOST = '192.168.50.166'
+def get_ip_address():
+    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+    try:
+        s.connect(('10.255.255.255', 1))
+        IP = s.getsockname()[0]
+    except Exception:
+        IP = '127.0.0.1'
+    finally:
+        s.close()
+    return IP
+
+HOST =  get_ip_address()
 PORT = 2005
 
 while True:
     with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
         server_address = (HOST, PORT)
+        try:
             s.connect(server_address)
+        except ConnectionRefusedError:
+            print("Connection refused, try again later.")
+            sys.exit()  # Terminate the program
+        # Send a message immediately after connecting
+        message = "Conectando!"
+        print('{!r}'.format(message))
+        s.sendall(message.encode('utf-8'))
+        print('Esperando la respuesta')
+        while True:  # Keep the connection open until the user enters a command
             command = input("Entra comando (retirar o 'exit' para salir): ")
             if command.lower() == 'exit':
                 break
@@ -15,8 +38,6 @@ while True:
                 message = f"{command} {amount}"
             else:
                 print("Comando no reconocido")
-        print('Mandando {!r}'.format(message))
+                message = command  # Send the unrecognized command to the server
             s.sendall(message.encode('utf-8'))
-        print('Esperando la respuesta')
+
-        data = s.recv(1024)  # línea bloqueante
-        print('recibido {!r} de {}'.format(data.decode('utf-8'), server_address))

Cliente3.py

@@ -1,12 +1,35 @@
 import socket
+import time
+import sys
 
-HOST = '192.168.50.166'
+def get_ip_address():
+    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+    try:
+        s.connect(('10.255.255.255', 1))
+        IP = s.getsockname()[0]
+    except Exception:
+        IP = '127.0.0.1'
+    finally:
+        s.close()
+    return IP
+
+HOST =  get_ip_address()
 PORT = 2005
 
 while True:
     with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
         server_address = (HOST, PORT)
+        try:
             s.connect(server_address)
+        except ConnectionRefusedError:
+            print("Connection refused, try again later.")
+            sys.exit()  # Terminate the program
+        # Send a message immediately after connecting
+        message = "Conectando!"
+        print('{!r}'.format(message))
+        s.sendall(message.encode('utf-8'))
+        print('Esperando la respuesta')
+        while True:  # Keep the connection open until the user enters a command
             command = input("Entra comando (retirar o 'exit' para salir): ")
             if command.lower() == 'exit':
                 break
@@ -15,8 +38,6 @@ while True:
                 message = f"{command} {amount}"
             else:
                 print("Comando no reconocido")
-        print('Mandando {!r}'.format(message))
+                message = command  # Send the unrecognized command to the server
             s.sendall(message.encode('utf-8'))
-        print('Esperando la respuesta')
+
-        data = s.recv(1024)  # línea bloqueante
-        print('recibido {!r} de {}'.format(data.decode('utf-8'), server_address))

Cliente4.py

@@ -1,12 +1,35 @@
 import socket
+import time
+import sys
 
-HOST = '192.168.50.166'
+def get_ip_address():
+    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+    try:
+        s.connect(('10.255.255.255', 1))
+        IP = s.getsockname()[0]
+    except Exception:
+        IP = '127.0.0.1'
+    finally:
+        s.close()
+    return IP
+
+HOST =  get_ip_address()
 PORT = 2005
 
 while True:
     with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
         server_address = (HOST, PORT)
+        try:
             s.connect(server_address)
+        except ConnectionRefusedError:
+            print("Connection refused, try again later.")
+            sys.exit()  # Terminate the program
+        # Send a message immediately after connecting
+        message = "Conectando!"
+        print('{!r}'.format(message))
+        s.sendall(message.encode('utf-8'))
+        print('Esperando la respuesta')
+        while True:  # Keep the connection open until the user enters a command
             command = input("Entra comando (retirar o 'exit' para salir): ")
             if command.lower() == 'exit':
                 break
@@ -15,8 +38,6 @@ while True:
                 message = f"{command} {amount}"
             else:
                 print("Comando no reconocido")
-        print('Mandando {!r}'.format(message))
+                message = command  # Send the unrecognized command to the server
             s.sendall(message.encode('utf-8'))
-        print('Esperando la respuesta')
+
-        data = s.recv(1024)  # línea bloqueante
-        print('recibido {!r} de {}'.format(data.decode('utf-8'), server_address))

Cliente5.py

@@ -1,22 +0,0 @@
-import socket
-
-HOST = '192.168.50.166'
-PORT = 2005
-
-while True:
-    with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
-        server_address = (HOST, PORT)
-        s.connect(server_address)
-        command = input("Entra comando (retirar o 'exit' para salir): ")
-        if command.lower() == 'exit':
-            break
-        elif command.lower() == 'retirar':
-            amount = input("Entera la cantidad de dinero: ")
-            message = f"{command} {amount}"
-        else:
-            print("Comando no reconocido")
-        print('Mandando {!r}'.format(message))
-        s.sendall(message.encode('utf-8'))
-        print('Esperando la respuesta')
-        data = s.recv(1024)  # línea bloqueante
-        print('recibido {!r} de {}'.format(data.decode('utf-8'), server_address))

Cliente6.py

@@ -1,22 +0,0 @@
-import socket
-
-HOST = '192.168.50.166'
-PORT = 2005
-
-while True:
-    with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
-        server_address = (HOST, PORT)
-        s.connect(server_address)
-        command = input("Entra comando (retirar o 'exit' para salir): ")
-        if command.lower() == 'exit':
-            break
-        elif command.lower() == 'retirar':
-            amount = input("Entera la cantidad de dinero: ")
-            message = f"{command} {amount}"
-        else:
-            print("Comando no reconocido")
-        print('Mandando {!r}'.format(message))
-        s.sendall(message.encode('utf-8'))
-        print('Esperando la respuesta')
-        data = s.recv(1024)  # línea bloqueante
-        print('recibido {!r} de {}'.format(data.decode('utf-8'), server_address))

ServidorCajero.py

@@ -1,36 +1,61 @@
 import socket
+import threading
 
 HOST = ''
 PORT = 2005
-MAX_CONNECTIONS = 2
+MAX_CONNECTIONS = 3
 MAX_DINERO = 120000
 connections = 0
-#pip install six
+max_connections_reached = False  # Add a flag for max connections reached
-with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
+
-    s_addr = (HOST, PORT)
+def handle_client(client_socket, addr):
-    s.bind(s_addr)
+    global connections
-    s.listen(MAX_CONNECTIONS)
+    global MAX_DINERO
-    while True:
+    global max_connections_reached  # Access the global flag
-        if connections >= MAX_CONNECTIONS:
+    print(f"cliente conectado {addr})")
-            print('Maximo de conexiones alcanzado, esperando a que se libere una conexion.')
+    connections += 1
-            continue
+    if connections < MAX_CONNECTIONS:
-        client_socket, addr = s.accept()
+        max_connections_reached = False  # Reset the flag when connections drop below max
-        connections += 1  # Increment connections after the check
+    print(f"Conexiones activas: {connections}")
-        with client_socket:
+    client_socket.settimeout(60)  # Set a timeout of 60 seconds
     while True:
+        try:
             datos = client_socket.recv(1024)
             if not datos:
-                    connections -= 1
+                print("No data received from client. Closing connection.")
-                    break
+                break  # Close the connection when no data is received
-                print('Cliente connectetado y  datos enviados : {} bytes de {}'.format(len(datos), addr))
+            decoded_data = datos.decode('utf-8')
-                command, amount = datos.decode('utf-8').split()
+            if ' ' in decoded_data:
+                command, amount = decoded_data.split()
                 amount = int(amount)
                 if command.lower() == 'retirar':
-                    print('retiro exitoso')
                     if amount <= MAX_DINERO:
                         MAX_DINERO -= amount
                         response = f"Retiro Existoso."
+                        print("Retiro Existoso.")
+                        print(f"Saldo restante: {MAX_DINERO}")
                     else:
                         response = "Saldo insuficiente por favor intente mas tarde."
                     client_socket.sendall(response.encode('utf-8'))
-                    print('enviados {} bytes de vuelta a {}'.format(len(response), addr))
+            else:
+                print(f"Received unexpected data: {decoded_data}")
+        except socket.timeout:
+            print("Client did not send data within the timeout period.")
+    connections -= 1
+    print(f"Conexiones activas: {connections}")
+    client_socket.close()
+
+with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
+    s_addr = (HOST, PORT)
+    s.bind(s_addr)
+    s.listen(MAX_CONNECTIONS)
+    while True:
+        if connections >= MAX_CONNECTIONS:
+            if not max_connections_reached:  # Only print the message if the flag is False
+                print('Maximo de conexiones alcanzado, esperando a que se libere una conexion.')
+                max_connections_reached = True  # Set the flag to True after printing the message
+            continue
+        client_socket, addr = s.accept()
+        client_thread = threading.Thread(target=handle_client, args=(client_socket, addr))
+        client_thread.daemon = True
+        client_thread.start()