判斷網口是否有連結-python__python

部分代碼

import osimport timeimport psutilimport sysimport atexitimport datetimeimport reimport arrayimport socketimport structimport fcntldef check_linked(eth):    """check hw(eth0) net physics conection"""    buff = array.array('i', [0x0000000a, 0x00000000])    addr, length = buff.buffer_info()    arg = struct.pack("Pi", addr, length)    data = (eth + '\0'*16)[:16] + arg    sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)    SIOCETHTOOL = 0x8946    try:        fcntl.ioctl(sock.fileno(), SIOCETHTOOL, data)    except IOError, e:        print("check %s lined failed , and error is %s" %(eth,str(e)))        sock.close()        return False    sock.close()    return bool(buff.tolist()[1])#function of net statedef GetNetState():    dir_net_info = psutil.net_if_addrs()    list_net_key = list(dir_net_info.keys())    #dir_net_stats= psutil.net_if_stats()    list_net_key.reverse()    net_information = psutil.net_io_counters(pernic=True)    net_info=""    for str_i in list_net_key:if str_i == 'lo':continue        list_get_value=dir_net_info.get(str_i)        list_get_value2=list(list_get_value[0:1])        #list_get_net = dir_net_stats.get(str_i)        list_get_net_info = net_information.get(str_i)        #if list_get_net_info !=None:        #    str_get_net_info = str(list_get_net_info[0])        #    str_get_net_info2 = str(list_get_net_info[1])        str_re=re.sub(".*address='","",str(list_get_value2))        str_re2=re.sub("'.*","",str_re)if (re.search(":",str_re2))!=None:str_re2=""        if check_linked(str_i) == False:            str_3="stoped"        else:            str_3="running"        net_info += str_i + " " + str_re2 + " " +str_3+ "|"        #net_info +="-"    return (net_info)

代碼複製出來，格式可能不對