codewars/python_net/packer/misc/ethernet_frame.py

import socket
import sys
import net_params


net = net_params.LocalNetwork()
interface = net.get_default_interface()


ethernet_frame = bytearray([
    0xff, 0xff, 0xff, 0xff, 0xff, 0xff,  # Destination MAC (broadcast)
    0x00, 0x11, 0x22, 0x33, 0x44, 0x55,  # Source MAC
    0x12, 0x34,                          # Custom EtherType (0x1234)
    # Payload (just some test data)
    0xde, 0xad, 0xbe, 0xef                # Example payload
])


#  00:11:22:33:44:55

def send_raw_frame():

    with socket.socket(socket.AF_PACKET, socket.SOCK_RAW) as raw_socket:
        print(raw_socket)
        print(f"Binding to interface: {interface}")
        raw_socket.bind((interface, socket.ETH_P_ALL))
        print("Sending raw packet")
        bytes_send = raw_socket.send(ethernet_frame)
        print(f"Send {bytes_send} bytes to the interface")




def main():
    
    send_raw_frame()

if __name__ == '__main__':
    main()