File: pifconfig

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python-ethtool 0.14-3
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#! /usr/bin/python
# -*- python -*-
# -*- coding: utf-8 -*-
#   Copyright (C) 2008 Red Hat Inc.
#
#   Arnaldo Carvalho de Melo <acme@redhat.com>
#
#   This application is free software; you can redistribute it and/or
#   modify it under the terms of the GNU General Public License
#   as published by the Free Software Foundation; version 2.
#
#   This application is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
#   General Public License for more details.

from __future__ import unicode_literals, print_function

import ethtool
import sys
from optparse import OptionParser


def flags2str(flags):
    string = ''
    if flags & ethtool.IFF_UP:
        string += 'UP '
    if flags & ethtool.IFF_BROADCAST:
        string += 'BROADCAST '
    if flags & ethtool.IFF_DEBUG:
        string += 'DEBUG '
    if flags & ethtool.IFF_LOOPBACK:
        string += 'LOOPBACK '
    if flags & ethtool.IFF_POINTOPOINT:
        string += 'POINTOPOINT '
    if flags & ethtool.IFF_NOTRAILERS:
        string += 'NOTRAILERS '
    if flags & ethtool.IFF_RUNNING:
        string += 'RUNNING '
    if flags & ethtool.IFF_NOARP:
        string += 'NOARP '
    if flags & ethtool.IFF_PROMISC:
        string += 'PROMISC '
    if flags & ethtool.IFF_ALLMULTI:
        string += 'ALLMULTI '
    if flags & ethtool.IFF_MASTER:
        string += 'MASTER '
    if flags & ethtool.IFF_SLAVE:
        string += 'SLAVE '
    if flags & ethtool.IFF_MULTICAST:
        string += 'MULTICAST '
    if flags & ethtool.IFF_PORTSEL:
        string += 'PORTSEL '
    if flags & ethtool.IFF_AUTOMEDIA:
        string += 'AUTOMEDIA '
    if flags & ethtool.IFF_DYNAMIC:
        string += 'DYNAMIC '

    return string.strip()


def show_config(device):
    ipaddr = ethtool.get_ipaddr(device)
    netmask = ethtool.get_netmask(device)
    flags = ethtool.get_flags(device)
    print('%s' % device)
    if not (flags & ethtool.IFF_LOOPBACK):
        print('\tHWaddr %s' % ethtool.get_hwaddr(device))
    print('\tinet addr:%s' % ipaddr)
    if not (flags & (ethtool.IFF_LOOPBACK | ethtool.IFF_POINTOPOINT)):
        print('\tBcast:%s' % ethtool.get_broadcast(device))
    print('\tMask:%s' % netmask)
    for info in ethtool.get_interfaces_info(device):
        for addr in info.get_ipv6_addresses():
            print('\tinet6 addr: %s/%s Scope: %s'
                  % (addr.address,
                      addr.netmask,
                      addr.scope))
    print('\t%s\n' % flags2str(flags))
    print


def main():
    usage = 'usage: %prog [interface [interface [interface] ...]]'
    parser = OptionParser(usage=usage)
    (opts, args) = parser.parse_args()

    if args is None or len(args) == 0:
        sel_devs = ethtool.get_active_devices()
    else:
        sel_devs = args

    for device in sel_devs:
        try:
            show_config(device)
        except Exception as ex:
            print('** ERROR ** [Device %s]: %s' % (device, str(ex)))
            sys.exit(2)


if __name__ == '__main__':
    main()