Class: PassiveDNS::Provider::Mnemonic

Inherits:
PassiveDNS::PassiveDB show all
Defined in:
lib/passivedns/client/provider/mnemonic.rb

Overview

Queries Mnemonic’s passive DNS database

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Mnemonic

Options

  • :debug Sets the debug flag for the module

  • “APIKEY” REQUIRED: The API key associated with Mnemonic

  • “URL” Alternate url for testing. Defaults to “passivedns.mnemonic.no/api1/?apikey=”

Example Instantiation

options = {
  :debug => true,
  "APIKEY" => "01234567890abcdef01234567890abcdef012345",
  "URL" => "https://passivedns.mnemonic.no/api1/?apikey="
}

PassiveDNS::Provider::Mnemonic.new(options)



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# File 'lib/passivedns/client/provider/mnemonic.rb', line 42

def initialize(options={})
    @debug = options[:debug] || false
    @apikey = options["APIKEY"] || raise("#{self.class.name} requires an APIKEY")
    @url = options["URL"] || "https://passivedns.mnemonic.no/api1/?apikey="
end

Instance Attribute Details

#debug ⇒ Object

:debug enables verbose logging to standard output



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# File 'lib/passivedns/client/provider/mnemonic.rb', line 26

def debug
  @debug
end

Class Method Details

.config_section_name ⇒ Object

Sets the configuration section name to “mnemonic”



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# File 'lib/passivedns/client/provider/mnemonic.rb', line 17

def self.config_section_name
  "mnemonic"
end

.name ⇒ Object

Sets the modules self-reported name to “Mnemonic”



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# File 'lib/passivedns/client/provider/mnemonic.rb', line 13

def self.name
  "Mnemonic"
end

.option_letter ⇒ Object

Sets the command line database argument to “m”



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# File 'lib/passivedns/client/provider/mnemonic.rb', line 21

def self.option_letter
  "m"
end

Instance Method Details

#lookup(label, limit = nil) ⇒ Object

Takes a label (either a domain or an IP address) and returns an array of PassiveDNS::PDNSResult instances with the answers to the query



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# File 'lib/passivedns/client/provider/mnemonic.rb', line 50

def lookup(label, limit=nil)
	$stderr.puts "DEBUG: #{self.class.name}.lookup(#{label})" if @debug
	Timeout::timeout(240) {
		url = "#{@url}#{@apikey}&query=#{label}&method=exact"
		$stderr.puts "DEBUG: #{self.class.name} url = #{url}" if @debug
		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)
		t2 = Time.now
		recs = parse_json(response.body, label, t2-t1)
		if limit
			recs[0,limit]
		else
			recs
		end
	}
rescue Timeout::Error => e
	$stderr.puts "#{self.class.name} lookup timed out: #{label}"
end