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IP Catcher

·
--Howto use--
the command line:
   ruby /path/to/ipcatcher.rb /path/to/filename
the program will print all the ip addresses which is inside the file.
 the program doesn't print the same ip address twice. with no duplications.
Done by Amer Jazaerly.there is no copyright.
have fun ;)


#!/usr/bin/ruby

def get_ips(file)
  ips = []
  File.read(file).to_a.each do |place|
    sf = 0
    while sfn = place.index(/(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/,sf)
      sf = sfn + 3
      ips << $&
    end
  end
  return ips
end

get_ips(ARGV[0]).uniq.each { |ip| puts ip }
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