Class: PassiveDNS::PDNSToolState

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

Direct Known Subclasses

PDNSToolStateDB

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ PDNSToolState

Returns a new instance of PDNSToolState.



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# File 'lib/pdns/pdns.rb', line 20

def initialize
	@queue = []
	@recs = []
	@level = 0
end

Instance Attribute Details

#debug ⇒ Object

Returns the value of attribute debug.



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# File 'lib/pdns/pdns.rb', line 17

def debug
  @debug
end

#level ⇒ Object (readonly)

Returns the value of attribute level.



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# File 'lib/pdns/pdns.rb', line 18

def level
  @level
end

Instance Method Details

#add_query(query, state, level = @level+1) ⇒ Object 



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# File 'lib/pdns/pdns.rb', line 57

def add_query(query,state,level=@level+1)
	if query =~ /^\d+ \w+\./
		query = query.split(/ /,2)[1]
	end
	return if get_state(query)
	puts "Adding query: #{query}, #{state}, #{level}" if @debug
	@queue << PDNSQueueEntry.new(query,state,level)
end

#add_result(res) ⇒ Object 



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# File 'lib/pdns/pdns.rb', line 32

def add_result(res)
	@recs << res
	add_query(res.answer,'pending')
	add_query(res.query,'pending')
end

#each_query(max_level = 20) ⇒ Object 



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# File 'lib/pdns/pdns.rb', line 66

def each_query(max_level=20)
	@queue.each do |q|
		if q.state == 'pending' or q.state == 'failed'
			@level = q.level
			q.state = 'queried'
			if q.level < max_level
				yield q.query
			end
		end
	end
end

#get_state(query) ⇒ Object 



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# File 'lib/pdns/pdns.rb', line 48

def get_state(query)
	@queue.each do |q|
		if q.query == query
			return q.state
		end
	end
	false
end

#next_result ⇒ Object 



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# File 'lib/pdns/pdns.rb', line 26

def next_result
	@recs.each do |rec|
		yield rec
	end
end

#to_gdf ⇒ Object 



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# File 'lib/pdns/pdns.rb', line 78

def to_gdf
	output = "nodedef> name,description VARCHAR(12),color,style\n"
	# IP "$node2,,white,1"
	# domain "$node2,,gray,2"
	# Struct.new(:query, :answer, :rrtype, :ttl, :firstseen, :lastseen)
	colors = {"MX" => "green", "A" => "blue", "CNAME" => "pink", "NS" => "red", "SOA" => "white", "PTR" => "purple", "TXT" => "brown"}
	nodes = {}
	edges = {}
	next_result do |i|
		if i 
			nodes[i.query + ",,gray,2"] = true
			if i.answer =~ /[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}/ then
				nodes[i.answer + ",,white,1"] = true
			else	
				nodes[i.answer + ",,gray,2"] = true
			end
			color = colors[i.rrtype]
			color ||= "blue"
			edges[i.query + "," + i.answer + "," + color] = true
		end
	end
	nodes.each do |i,j|
		output += i+"\n"
	end
	output += "edgedef> node1,node2,color\n"
	edges.each do |i,j|
		output += i+"\n"
	end
	output
end

#to_graphml ⇒ Object 



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# File 'lib/pdns/pdns.rb', line 130

def to_graphml
	output = '<?xml version="1.0" encoding="UTF-8"?>
<graphml xmlns="http://graphml.graphdrawing.org/xmlns"  
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://graphml.graphdrawing.org/xmlns
   http://graphml.graphdrawing.org/xmlns/1.0/graphml.xsd">
<graph id="G" edgedefault="directed">
'
	nodes = {}
	edges = {}
	next_result do |r|
		if r
			output += "    <node id='#{r.query}'/>\n" unless nodes["#{r.query}"]
			nodes[r.query] = true
			output += "    <node id='#{r.answer}'/>\n" unless nodes["#{r.answer}"]
			nodes[r.answer] = true
			output += "    <edge source='#{r.query}' target='#{r.answer}'/>\n" unless edges["#{r.query}|#{r.answer}"]
		end
	end
	output += '</graph></graphml>'+"\n"
end

#to_graphviz ⇒ Object 



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# File 'lib/pdns/pdns.rb', line 109

def to_graphviz
	colors = {"MX" => "green", "A" => "blue", "CNAME" => "pink", "NS" => "red", "SOA" => "white", "PTR" => "purple", "TXT" => "brown"}
	output = "graph pdns {\n"
	nodes = {}
	next_result do |l|
		if l
			unless nodes[l.query]
				output += "  \"#{l.query}\" [shape=ellipse, style=filled, color=gray];\n"
				if l.answer =~ /^\d{3}\.\d{3}\.\d{3}\.\d{3}$/
					output += "  \"#{l.answer}\" [shape=box, style=filled, color=white];\n"
				else
					output += "  \"#{l.answer}\" [shape=ellipse, style=filled, color=gray];\n"
				end
				nodes[l.query] = true
			end
			output += "  \"#{l.query}\" -- \"#{l.answer}\" [color=#{colors[l.rrtype]}];\n"
		end
	end
	output += "}\n"
end

#to_json ⇒ Object 



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# File 'lib/pdns/pdns.rb', line 171

def to_json
	output = "[\n"
	sep = ""
	next_result do |rec|
		output += sep
		output += rec.to_json
		sep = ",\n"
	end
	output += "\n]\n"
end

#to_s(sep = "\t") ⇒ Object 



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# File 'lib/pdns/pdns.rb', line 182

def to_s(sep="\t")
	output = ""
	next_result do |rec|
		output += rec.to_s(sep)+"\n"
	end
	output
end

#to_xml ⇒ Object 



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# File 'lib/pdns/pdns.rb', line 152

def to_xml
	output = '<?xml version="1.0" encoding="UTF-8" ?>'+"\n"
	output +=  "<report>\n"
	output +=  "	<results>\n"
	next_result do |rec|
		output +=  "		"+rec.to_xml+"\n"
	end
	output +=  "	</results>\n"
	output +=  "</report>\n"
end

#to_yaml ⇒ Object 



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# File 'lib/pdns/pdns.rb', line 163

def to_yaml
	output = ""
	next_result do |rec|
		output += rec.to_yaml+"\n"
	end
	output
end

#update_query(query, state) ⇒ Object 



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# File 'lib/pdns/pdns.rb', line 38

def update_query(query,state)
	@queue.each do |q|
		if q.query == query
			puts "update_query: #{query} (#{q.state}) -> (#{state})" if @debug
			q.state = state
			break
		end
	end
end