ipv6_prefix.py

#!/usr/bin/env python


import socket
import netifaces as ni
import netaddr as na


def extract_ipv6_info():
    print "IPv6 support built into Python: %s" %socket.has_ipv6
    for interface in ni.interfaces():
        all_addresses = ni.ifaddresses(interface)
        print "Interface %s:" %interface
        for family, addrs in all_addresses.iteritems():
            fam_name = ni.address_families[family]
            # print '   Address family: %s' % fam_name
            for addr in addrs:
                if fam_name == 'AFINET6':
                    addr = addr['addr']
                    has_eth_string = addr.split("%eth")
                    if has_eth_string:
                        addr = addr.split("%eth")[0]
                        print "     IP Address: %s" %na.IPNetwork(addr)
                        print "     IP Version: %s" %na.IPNetwork(addr).version
                        print "     IP Prefix length: %s" \
                        %na.IPNetwork(addr).prefixlen
                        print "     Network: %s" %na.IPNetwork(addr).network
                        print "     Broadcast: %s" %na.IPNetwork(addr).broadcast

if __name__ == '__main__':
    extract_ipv6_info()