| # Copyright (C) 2022 John Kacur |
| """ A few functions similar to ethtool """ |
| import os |
| import socket |
| |
| def get_active_devices(): |
| """ return a list of network devices """ |
| ret = [] |
| |
| for device in socket.if_nameindex(): |
| ret.append(device[1]) |
| |
| return ret |
| |
| def get_module(intf): |
| """ return the kernel module for the given network interface """ |
| if intf == 'lo': |
| return "" |
| myp = f'/sys/class/net/{intf}/device/driver' |
| if os.path.exists(myp): |
| return os.path.basename(os.readlink(myp)) |
| if os.path.exists(f'/sys/class/net/{intf}/bridge'): |
| return 'bridge' |
| if os.path.exists(f'/sys/class/net/{intf}/tun_flags'): |
| return 'tun' |
| return "" |
| |
| if __name__ == "__main__": |
| nics = get_active_devices() |
| print(f'nics = {nics}') |
| |
| for intf in nics: |
| driver = get_module(intf) |
| if driver: |
| print(f'{intf}, {driver}') |
| else: |
| print(f'{intf}') |
