Python writes IP address and decimal IP translation scripts

IP address and decimal IP conversion

#!/usr/bin/env python

#encoding =utf-8

Import re

Import Sys

Import OS

def ten_to_two (Ten_num):

Two_str = ' '

While Ten_num! = 1:

A = ten_num% 2

TWO_STR = Two_str + str (a)

Ten_num = TEN_NUM/2

Else

TWO_STR = Two_str + str (1)

TWO_STR = Two_str[::-1]

If Len (TWO_STR) < 8:

Cover = (8-len (TWO_STR)) * STR (0)

TWO_STR = cover + two_str

Return TWO_STR

def two_to_ten (Two_num):

Ten_int = 0

Indexlist = Range (len (two_num))

For I in Indexlist:

Ten_int + = Int (Two_num[i]) * 2 * * indexlist[-(I+1)]

Return str (ten_int)

def int_to_ipaddr (Intnum):

int_addr = Int (intnum)

Twonum = Ten_to_two (int_addr)

If Len (Twonum) < 32:

Twonum = ' 0 ' * (32-len (twonum)) + Twonum

ipaddr = ' '

For j in range (0, 32, 8):

K = j + 8

If j = = 24:

IPAddr + = Two_to_ten (Twonum[j:k])

Else

IPAddr + = Two_to_ten (Twonum[j:k]) + '. '

return ipaddr

def ipaddr_to_int (IPAddress):

IPList = Ipaddress.split ('. ')

Ipstr = ' '

For I in IPList:

Ipstr + = ten_to_two (int (i))

If Ipstr.startswith (' 0 '):

Ipstr = re.sub (' ^0* ', ' ', IPSTR)

Tennum = Two_to_ten (IPSTR)

Return Tennum

If Len (SYS.ARGV) < 2:

print ' No action specified. '

Sys.exit ()

Elif len (sys.argv) = = 2:

If Sys.argv[1].startswith ('--'):

option = sys.argv[1][2:]

if option = = ' Version ':

print ' Version 1.1 '

elif option = = ' help ':

print ' \

Used to convert the IP address.

\t-i Ipaddress\n\t\tconvert the IP address.

\t\tlike./iptrans.py 192.168.1.1

\t-if Filename\n\t\tconvert The IP address ' s file.

\t\tlike./iptrans.py./ipfile

\t-t int Ipaddress\n\t\tconvert the int IP address.

\t\tlike./iptrans.py 3232235777

\T-TF Filename\n\t\tconvert The IP address ' s file.

\t\tlike./iptrans.py./intipfile

\t--help\n\t\tdisplay this help.

\t--version\n\t\tprints the version number. "

Else

print ' Unknown option. '

Sys.exit ()

Elif len (sys.argv) = = 3:

If Sys.argv[1].startswith ('-'):

option = sys.argv[1][1:]

if option = = ' I ':

If Sys.argv[2].count ('. ') = = 3:

IPAddress = sys.argv[2]

Intkey = Ipaddr_to_int (ipaddress)

print '%s\t%s '% (IPAddress, Intkey)

Else

Print '%s is error. '% sys.argv[2]

Sys.exit ()

elif option = = ' If ':

If Os.path.isfile (sys.argv[2]) = = True:

filename = sys.argv[2]

f = open (filename, ' R ')

For line in F:

IPAddress = Line.replace (' \ n ', ')

Intkey = Ipaddr_to_int (ipaddress)

print '%s\t%s '% (IPAddress, Intkey)

Else

Print ' The%s is not exist. '% sys.argv[2]

Sys.exit ()

elif option = = ' t ':

Intkey = sys.argv[2]

if int (Intkey) < 16777217:

Print '%s is the error, must be great than 16777217 '% sys.argv[2]

Else

IPAddress = Int_to_ipaddr (Intkey)

print '%s\t%s '% (Intkey, IPAddress)

elif option = = ' TF ':

If Os.path.isfile (sys.argv[2]) = = True:

filename = sys.argv[2]

f = open (filename, ' R ')

For line in F:

Intkey = Line.replace (' \ n ', ')

IPAddress = Int_to_ipaddr (Intkey)

print '%s\t%s '% (Intkey, IPAddress)

Else

Print ' The%s is not exist. '% sys.argv[2]

Sys.exit ()

Else

print ' Unknown option. '

Sys.exit ()

Else

print ' Unknown option. '

Sys.exit ()

This article is from the "Operations" blog, please be sure to keep this source http://gongniue.blog.51cto.com/7073997/1825855

Python writes IP address and decimal IP translation scripts