psutil

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#!/usr/bin/env python3
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# Copyright (c) 2009, Giampaolo Rodola'. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""A clone of 'ifconfig' on UNIX.
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$ python3 scripts/ifconfig.py
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lo:
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    stats          : speed=0MB, duplex=?, mtu=65536, up=yes
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    incoming       : bytes=1.95M, pkts=22158, errs=0, drops=0
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    outgoing       : bytes=1.95M, pkts=22158, errs=0, drops=0
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    IPv4 address   : 127.0.0.1
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         netmask   : 255.0.0.0
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    IPv6 address   : ::1
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         netmask   : ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
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    MAC  address   : 00:00:00:00:00:00
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docker0:
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    stats          : speed=0MB, duplex=?, mtu=1500, up=yes
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    incoming       : bytes=3.48M, pkts=65470, errs=0, drops=0
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    outgoing       : bytes=164.06M, pkts=112993, errs=0, drops=0
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    IPv4 address   : 172.17.0.1
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         broadcast : 172.17.0.1
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         netmask   : 255.255.0.0
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    IPv6 address   : fe80::42:27ff:fe5e:799e%docker0
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         netmask   : ffff:ffff:ffff:ffff::
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    MAC  address   : 02:42:27:5e:79:9e
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         broadcast : ff:ff:ff:ff:ff:ff
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wlp3s0:
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    stats          : speed=0MB, duplex=?, mtu=1500, up=yes
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    incoming       : bytes=7.04G, pkts=5637208, errs=0, drops=0
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    outgoing       : bytes=372.01M, pkts=3200026, errs=0, drops=0
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    IPv4 address   : 10.0.0.2
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         broadcast : 10.255.255.255
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         netmask   : 255.0.0.0
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    IPv6 address   : fe80::ecb3:1584:5d17:937%wlp3s0
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         netmask   : ffff:ffff:ffff:ffff::
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    MAC  address   : 48:45:20:59:a4:0c
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         broadcast : ff:ff:ff:ff:ff:ff
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"""
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from __future__ import print_function
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import socket
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import psutil
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from psutil._common import bytes2human
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af_map = {
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    socket.AF_INET: 'IPv4',
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    socket.AF_INET6: 'IPv6',
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    psutil.AF_LINK: 'MAC',
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}
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duplex_map = {
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    psutil.NIC_DUPLEX_FULL: "full",
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    psutil.NIC_DUPLEX_HALF: "half",
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    psutil.NIC_DUPLEX_UNKNOWN: "?",
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}
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def main():
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    stats = psutil.net_if_stats()
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    io_counters = psutil.net_io_counters(pernic=True)
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    for nic, addrs in psutil.net_if_addrs().items():
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        print("%s:" % (nic))
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        if nic in stats:
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            st = stats[nic]
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            print("    stats          : ", end='')
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            print(
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                "speed=%sMB, duplex=%s, mtu=%s, up=%s"
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                % (
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                    st.speed,
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                    duplex_map[st.duplex],
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                    st.mtu,
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                    "yes" if st.isup else "no",
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                )
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            )
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        if nic in io_counters:
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            io = io_counters[nic]
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            print("    incoming       : ", end='')
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            print(
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                "bytes=%s, pkts=%s, errs=%s, drops=%s"
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                % (
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                    bytes2human(io.bytes_recv),
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                    io.packets_recv,
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                    io.errin,
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                    io.dropin,
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                )
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            )
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            print("    outgoing       : ", end='')
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            print(
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                "bytes=%s, pkts=%s, errs=%s, drops=%s"
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                % (
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                    bytes2human(io.bytes_sent),
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                    io.packets_sent,
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                    io.errout,
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                    io.dropout,
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                )
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            )
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        for addr in addrs:
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            print("    %-4s" % af_map.get(addr.family, addr.family), end="")
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            print(" address   : %s" % addr.address)
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            if addr.broadcast:
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                print("         broadcast : %s" % addr.broadcast)
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            if addr.netmask:
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                print("         netmask   : %s" % addr.netmask)
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            if addr.ptp:
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                print("      p2p       : %s" % addr.ptp)
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        print()
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if __name__ == '__main__':
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    main()
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