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” The API key associated with Mnemonic for doing automated queries

  • “URL” Alternate url for testing. Defaults to “api.mnemonic.no/pdns/v3/”

Example Instantiation

options = {
  :debug => true,
  "APIKEY" => "01234567890abcdef01234567890abcdef012345",
  "URL" => "https://api.mnemonic.no/pdns/v3/"
}

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
  @timeout = options[:timeout] || 20
  @apikey = options["APIKEY"]
  @url = options["URL"] || "https://api.mnemonic.no/pdns/v3/"
  if @url == "https://passivedns.mnemonic.no/api1/?apikey="
    @url = "https://api.mnemonic.no/pdns/v3/"
  end
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 54

def lookup(label, limit=nil)
  $stderr.puts "DEBUG: #{self.class.name}.lookup(#{label})" if @debug
  Timeout::timeout(@timeout) {
    url = "#{@url}#{label}"
    $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)
    request.add_field("User-Agent", "Ruby/#{RUBY_VERSION} passivedns-client rubygem v#{PassiveDNS::Client::VERSION}")
    if @apikey
      request.add_field("Argus-API-Key", @apikey)
    end
    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