Class: DoroParser::DoroDNS

Inherits:
Object
  • Object
show all
Defined in:
lib/dorothy2/DEM.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(c) ⇒ DoroDNS

Returns a new instance of DoroDNS.



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# File 'lib/dorothy2/DEM.rb', line 261

def initialize(c)
  @dns = Net::DNS::Packet::parse(c)
  if qry? #is a query
    q = @dns.question.first
    @cls_i = q.qClass     #Net::DNS::Question.parse(c[12..offset]).qClass
    @name = q.qName
    @type_i = q.qType
    @ttl = 'null'
    @address = 'null'
    @data = 'null'
    
    elsif !@dns.answer.empty? #contain an asnwer
    #TODO only the first answer is parsed
    a = @dns.answer.each.first
    @ttl = a.ttl
    @name = a.name
    
      @type = a.type
    @type_i = Net::DNS::RR::Types.new @type
    
    
    @cls = a.cls
    @cls_i = Net::DNS::RR::Classes.new @cls   
    
    
    case @type 
      
      when "A"
      @address = @dns.answer.each.first.address  
      @data = 'null'
      
      when "AAAA"
      @address = @dns.answer.each.first.address  
      @data = 'null'
      
      when "MX" then
      
      @data = @dns.answer.each.first.exchange 
      @address = 'null'
      
      when "CNAME" then
      
      @data = @dns.answer.each.first.cname
      @address = 'null'
      
      else 
      
      @address = 'null'
      @data = 'null'
      
    end
  end
  
end

Instance Attribute Details

#address ⇒ Object

Returns the value of attribute address.



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# File 'lib/dorothy2/DEM.rb', line 258

def address
  @address
end

#cls ⇒ Object

Returns the value of attribute cls.



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# File 'lib/dorothy2/DEM.rb', line 256

def cls
  @cls
end

#cls_i ⇒ Object

Returns the value of attribute cls_i.



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# File 'lib/dorothy2/DEM.rb', line 257

def cls_i
  @cls_i
end

#data ⇒ Object

Returns the value of attribute data.



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# File 'lib/dorothy2/DEM.rb', line 259

def data
  @data
end

#dns ⇒ Object

Returns the value of attribute dns.



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# File 'lib/dorothy2/DEM.rb', line 251

def dns
  @dns
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/dorothy2/DEM.rb', line 253

def name
  @name
end

#ttl ⇒ Object

Returns the value of attribute ttl.



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# File 'lib/dorothy2/DEM.rb', line 252

def ttl
  @ttl
end

#type ⇒ Object

Returns the value of attribute type.



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# File 'lib/dorothy2/DEM.rb', line 254

def type
  @type
end

#type_i ⇒ Object

Returns the value of attribute type_i.



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# File 'lib/dorothy2/DEM.rb', line 255

def type_i
  @type_i
end

Instance Method Details

#qry? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dorothy2/DEM.rb', line 317

def qry?
  @dns.answer.empty?
end