simple_http_debug_server.py

import socket


def listen():
    connection = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    connection.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
    connection.bind(('0.0.0.0', 5555))
    connection.listen(10)
    while True:
        current_connection, address = connection.accept()
        while True:
            data = current_connection.recv(1024 * 1024 * 10)
            headers = data[:data.index(b"\r\n\r\n")]
            payload = data[data.index(b"\r\n\r\n") + 4:]
            if data:
                current_connection.send("HTTP/1.0 200 OK\r\n\r\n".encode())
                current_connection.send("Data: {}\r\n".format(payload).encode())
                current_connection.send("Size: {}\r\n".format(len(payload)).encode())
                print("=" * 79)
                print(headers.decode())
                print("- " * 40)
                if payload:
                    try:
                        payload = payload.decode()
                        print(">>>TEXT-PAYLOAD<<<")
                        print(payload.strip())
                        print(">>>TEXT-PAYLOAD<<<")
                    except UnicodeDecodeError:
                        print(">>>BINARY-PAYLOAD<<<")
                        print("SIZE: {}".format(len(payload)))
                        print(">>>BINARY-PAYLOAD<<<")
                else:
                    print(">>>NO-PAYLOAD<<<")
                print("=" * 79)
            current_connection.close()
            break


if __name__ == "__main__":
    try:
        listen()
    except KeyboardInterrupt:
        pass