Python：收集IP信息

#!/usr/bin/env python

from subprocess import Popen, PIPE

def getIfconfig():

    p = Popen(['ifconfig'], stdout=PIPE)

    data = p.stdout.read().split('\n\n')

    return [i for i in data if i and not i.startswith('lo')]

def parseIfconfig(data):

    dic = {}

    for lines in data:

        line_list = lines.split('\n')

        devname = line_list[0].split()[0]

        Macaddr = line_list[0].split()[-1]

        ipaddr = line_list[1].split()[1].split(':')[1]

        dic[devname] = [ipaddr, macaddr]

    return dic

if __name__ == '__main__':

    data = getIfconfig()

    print parseIfconfig(data)

#!/usr/bin/env Python

from subprocess import Popen, PIPE

def getIP():

    p = Popen(['ifconfig'], stdout=PIPE, stderr=PIPE)

    stdout, stderr = p.communicate()

    data = [i for i in stdout.split('\n') if i]

    return data

def genIP(data):

    new_line = ''

    lines = []

    for line in data:

        if line[0].split():

            lines.append(new_line)

            new_line = line + '\n'

        else:

            new_line += line + '\n'

    lines.append(new_line)

    return [i for i in lines if i and not i.startswith('lo')]

def parseIfconfig(data):

    dic = {}

    for lines in data:

        line_list = lines.split('\n')

        devname = line_list[0].split()[0]

        macaddr = line_list[0].split()[-1]

        ipaddr = line_list[1].split()[1].split(':')[1]

        dic[devname] = [ipaddr, macaddr]

    return dic

if __name__ == '__main__':

    data = getIP()

    data_list = genIP(data)

    print parseIfconfig(data_list)

import re

from subprocess import Popen, PIPE

def getIfconfig():

    p = Popen(['ifconfig'], stdout=PIPE)

    data = p.stdout.read().split('\n\n')

    return [i for i in data if i and not i.startswith('lo')]

def parseIfconfig(data):

    re_devname = re.compile(r'(br|eth|em|virbr|lo|bound)[\d:]+',re.M)

    re_mac = re.compile(r'HWaddr ([0-9A-F:]{17})',re.M)

    re_ip = re.compile(r'inet addr:([\d\.]{7,15})',re.M)

    devname = re_devname.search(data)

    if devname:

        devname = devname.group()

    else:

        devname = ''

    mac = re_mac.search(data)

    if mac:

        mac = mac.group(1)

    else:

        mac = ''

    ip = re_ip.search(data)

    if ip:

        ip = ip.group(1)

    else:

        ip = ''

    return {devname: [ip, mac]}

if __name__ == '__main__':

    dic = {}

    data = getIfconfig()

    for i in data:

        dic.update(parseIfconfig(i))

    print dic