RE: Read txt file, add to iptables not working on new host

Discussion in 'Python' started by Carlos Nepomuceno, May 24, 2013.

  1. Send the output of the following commands:

    uname -a
    /sbin/iptables -V


    ----------------------------------------
    > From:
    > Subject: Read txt file, add to iptables not working on new host
    > Date: Thu, 23 May 2013 22:44:38 -0400
    > To:
    >
    > First, let me say that I have no knowledge of or experience with Python
    > or Linux/Unix. I have a script which was written by a host tech person
    > that ran via cron on my old server. It was designed to read IP addresses
    > from a text file and add them to be blocked on iptables. That way, we
    > could add or remove IPs without involving tech support daily. It worked
    > great.
    >
    > Then we changed hosts and this script is now throwing errors on the new
    > server. This host runs Python 2.6.6. This is the script:
    >
    > #!/usr/bin/python
    > import os,time
    >
    > ##Input, Output, and TimeStamp
    > inFile = open('/var/www/html/mydomain.com/banlist.txt','r')
    > logFile = open('/var/log/banList.log','w')
    > stamp = time.asctime(time.localtime())
    >
    >
    > ##Daily Flush of blockList rules before re-applying Blocks
    > os.popen('/sbin/iptables -F INPUT')
    > logFile.write(stamp), logFile.write('\n'), logFile.write('Flushing
    > Rules..\n')
    >
    > ##Loop to read in file and Apply rules to IPtables
    > for line in inFile.readlines():
    > tmp = line.split(';')
    > IP = tmp[0]
    > outPut = os.popen( '/sbin/iptables -A INPUT -s' + ' ' + IP + ' ' + '-j
    > REJECT' )
    > logFile.write(IP), logFile.write(' - Has been blocked '),
    > logFile.write(stamp),logFile.write
    >
    >
    > The errors we're getting are like these:
    >
    > Bad argument `174.37.65.204'
    > Try `iptables -h' or 'iptables --help' for more information.
    > Bad argument `94.159.162.182'
    > Try `iptables -h' or 'iptables --help' for more information.
    > Bad argument `95.134.132.98'
    > Try `iptables -h' or 'iptables --help' for more information.
    > etc.
    >
    > Entries from the banlist.txt are like these:
    >
    > 200.193.54.138; February 9, 2013, 7:42 am <br>
    > 87.120.57.4; February 9, 2013, 7:42 am <br>
    > 82.206.129.160; February 9, 2013, 7:43 am <br>
    > etc.
    >
    > I know the error points to a bad iptables command.
    > Can someone tell me what change(s) I need to make to this script to get
    > it working again? Thanks.
    >
    >
    >
    > --
    > My email address on the header is a non-monitored spam catching account.
    > I can be reached via http://www.wvnh.net/contact.htm
    >
    > --
    > http://mail.python.org/mailman/listinfo/python-list
    Carlos Nepomuceno, May 24, 2013
    #1
    1. Advertising

Want to reply to this thread or ask your own question?

It takes just 2 minutes to sign up (and it's free!). Just click the sign up button to choose a username and then you can ask your own questions on the forum.
Similar Threads
  1. Lincoln Yeoh
    Replies:
    1
    Views:
    986
    Ben Morrow
    Nov 12, 2003
  2. Sameen
    Replies:
    2
    Views:
    439
    Victor Bazarov
    Aug 29, 2005
  3. Jochen Brenzlinger
    Replies:
    7
    Views:
    5,539
    Roedy Green
    Sep 15, 2011
  4. Carlos Nepomuceno
    Replies:
    0
    Views:
    134
    Carlos Nepomuceno
    May 24, 2013
  5. Chris Angelico
    Replies:
    2
    Views:
    134
    Dave Angel
    May 24, 2013
Loading...

Share This Page