Class: PassiveDNS::TCPIPUtils

Inherits:
Object
  • Object
show all
Defined in:
lib/passivedns/client/tcpiputils.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config = "#{ENV['HOME']}/.tcpiputils") ⇒ TCPIPUtils

Returns a new instance of TCPIPUtils.



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# File 'lib/passivedns/client/tcpiputils.rb', line 11

def initialize(config="#{ENV['HOME']}/.tcpiputils")
  @debug = false
			if File.exist?(config)
@apikey = File.open(config).read.split(/\n/)[0]
$stderr.puts "DEBUG: TCPIPUtils#initialize(#{@apikey})" if @debug
			else
raise "Error: Configuration file for TCPIPUtils is required for intialization
Format of configuration file (default: #{ENV['HOME']}/.tcpiputils) is the 64 hex character apikey on one line.
To obtain an API Key, go to http://www.tcpiputils.com/premium-access and purchase premium API access."
			end
end

Instance Attribute Details

#debug ⇒ Object

Returns the value of attribute debug.



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# File 'lib/passivedns/client/tcpiputils.rb', line 10

def debug
  @debug
end

Instance Method Details

#format_recs(reply_data, question, delta) ⇒ Object 



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# File 'lib/passivedns/client/tcpiputils.rb', line 23

def format_recs(reply_data, question, delta)
  recs = []
  reply_data.each do |key, data|
    case key
    when "ipv4"
      data.each do |rec|
        recs << PDNSResult.new("tcpiputils", delta, question, rec["ip"], "A", nil, nil, rec["updatedate"], nil)
      end
    when "ipv6"
      data.each do |rec|
        recs << PDNSResult.new("tcpiputils", delta, question, rec["ip"], "AAAA", nil, nil, rec["updatedate"], nil)
      end
    when "dns"
      data.each do |rec|
        recs << PDNSResult.new("tcpiputils", delta, question, rec["dns"], "NS", nil, nil, rec["updatedate"], nil)
      end
    when "mx"
      data.each do |rec|
        recs << PDNSResult.new("tcpiputils", delta, question, rec["dns"], "MX", nil, nil, rec["updatedate"], nil)
      end
    end
  end
  recs
end

#lookup(label, limit = nil) ⇒ Object 



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# File 'lib/passivedns/client/tcpiputils.rb', line 48

def lookup(label, limit=nil)
    $stderr.puts "DEBUG: TCPIPUtils.lookup(#{label})" if @debug
    url = "https://www.utlsapi.com/api.php?version=1.0&apikey=#{@apikey}&type=domainipdnshistory&q=#{label}"
    recs = []
    Timeout::timeout(240) {
		url = URI.parse url
		http = Net::HTTP.new(url.host, url.port)
		http.use_ssl = (url.scheme == 'https')
		http.verify_mode = OpenSSL::SSL::VERIFY_NONE
		http.verify_depth = 5
		request = Net::HTTP::Get.new(url.path+"?"+url.query)
		request.add_field("User-Agent", "Ruby/#{RUBY_VERSION} passivedns-client rubygem v#{PassiveDNS::Client::VERSION}")
		t1 = Time.now
		response = http.request(request)
		delta = (Time.now - t1).to_f
		reply = JSON.parse(response.body)
      if reply["status"] and reply["status"] == "succeed"
        question = reply["data"]["question"]
        recs = format_recs(reply["data"], question, delta)
      elsif reply["status"] and reply["status"] == "error"
        raise "TCPIPUtils: error from web API: #{reply["data"]}"
      end
      if limit
        recs[0,limit]
      else
        recs
      end
	}
rescue Timeout::Error => e
	$stderr.puts "TCPIPUtils lookup timed out: #{label}"
end