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8
TCP/tcp_client.py
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8
TCP/tcp_client.py
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import socket
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client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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client.connect(('127.0.0.1', 10000))
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client.sendall(b'EXIT')
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data = client.recv(1024)
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print(f"Ответ от сервера: {data.decode()}")
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client.close()
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21
TCP/tcp_server.py
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21
TCP/tcp_server.py
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import socket
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server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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server.bind(("0.0.0.0", 10000))
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server.listen(1)
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print("TCP сервер запущен")
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while True:
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conn, addr = server.accept()
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print(f"Подключение от {addr}")
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data = conn.recv(1024)
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if not data:
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break
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conn.sendall(data.upper())
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conn.close()
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if data.upper() == b'EXIT':
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break
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7
UDP/udp_client.py
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7
UDP/udp_client.py
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import socket
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client = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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client.sendto(b'hello server', ('127.0.0.1', 34521))
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data, _ = client.recvfrom(1024)
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print(f"Ответ от сервера: {data.decode()}")
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client.close()
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12
UDP/udp_server.py
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12
UDP/udp_server.py
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import socket
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server = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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server.bind(('0.0.0.0', 34521))
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print("UDP сервер запущен")
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while True:
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data, addr = server.recvfrom(1024)
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print(f"Сообщение от {addr}: {data.decode()}")
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modifed = data.decode()
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modified_data = f"{modifed} [length: {len(modifed)}]".encode()
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server.sendto(modified_data, addr)
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