Module: Ronin::Etcd

Defined in:
lib/ronin/etcd.rb

Class Method Summary collapse

Class Method Details

.get_config ⇒ Object 



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# File 'lib/ronin/etcd.rb', line 75

def get_config
  @config = {}
  Ronin::Config[:etcd_keys].each do |key|
    key = @hostname if key == 'node'

    @payload = Ronin::Etcd.get_key('config', key)

    if @payload == :down
      Ronin::Log.warn("Connection refused by etcd host #{Ronin::Config[:etcd_host]}:#{Ronin::Config[:etcd_port]}, loading config from cache (#{Ronin::Config[:cache_path]}/config.json)")

      return Ronin::Cache.load_cached_config
    else
      @parsed_payload = JSON.parse(@payload)
      @config = @config.merge(@parsed_payload)
    end
  end

  if Ronin::Config[:config_from_etcd] and Ronin::Config[:cache_etcd_data]
    Ronin::Cache.cache_config(@config)
  end

  return @config
end

.get_key(type, key) ⇒ Object 



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# File 'lib/ronin/etcd.rb', line 28

def get_key(type, key)
  # Will add error handling... one day.
  @path = "/v2/keys/ronin/#{type}/#{key}"
  @http = Net::HTTP.new(Ronin::Config[:etcd_host], Ronin::Config[:etcd_port])
  @http.read_timeout = Ronin::Config[:etcd_read_timeout]
  @http.open_timeout = Ronin::Config[:etcd_conn_timeout]

  if Ronin::Config[:etcd_use_ssl]
    @http.use_ssl = true
    unless Ronin::Config[:etcd_ssl_cert] = ''
      @http.verify_mode = OpenSSL::SSL::VERIFY_PEER
      store = OpenSSL::X509::Store.new
      store.add_cert(OpenSSL::X509::Certificate.new(File.read(Ronin::Config[:etcd_ssl_ca_cert])))
      @http.cert_store = store
      @http.key = OpenSSL::PKey::RSA.new(File.read(Ronin::Config[:etcd_ssl_cert]))
      @http.cert = OpenSSL::X509::Certificate.new(File.read(Ronin::Config[:etcd_ssl_key]))
    end
  else
    @http.use_ssl = false
  end

  @request = Net::HTTP::Get.new(@path)

  begin
    @result = @http.request(@request)
  rescue Exception => e
    if Ronin::Config[:cache_etcd_data]
      return :down
    else
      abort("Connection refused by etcd host #{Ronin::Config[:etcd_host]}:#{Ronin::Config[:etcd_port]}, exiting...")
    end
  end

  unless @result.kind_of?(Net::HTTPSuccess)
    if @result.code == 404
      Ronin::Log.info("Key http://#{Ronin::Config[:etcd_host]}:#{Ronin::Config[:etcd_port]}#{@path} not found, returning an empty set.")
      return "{}"
    else
      Ronin::Log.info("Got status #{@result.code} querying http://#{Ronin::Config[:etcd_host]}:#{Ronin::Config[:etcd_port]}#{@path}, returning an empty set.")
      return "{}"
    end
  end

  return JSON.parse(@result.body)['node']['value']
end

.get_run_list ⇒ Object 



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# File 'lib/ronin/etcd.rb', line 100

def get_run_list
  @run_list = []
  Ronin::Config[:etcd_keys].each do |key|
    key = @hostname if key == 'node'

    @payload = Ronin::Etcd.get_key('run_list', key)

    if @payload == :down
      Ronin::Log.warn("Connection refused by etcd host #{Ronin::Config[:etcd_host]}:#{Ronin::Config[:etcd_port]}, loading run_list from cache (#{Ronin::Config[:cache_path]}/run_list.json)")
      return Ronin::Cache.load_cached_run_list
    else
      @parsed_payload = JSON.parse(@payload)['artifacts']
      @run_list += @parsed_payload unless @parsed_payload.nil?
    end

    if Ronin::Config[:config_from_etcd] and Ronin::Config[:cache_etcd_data]
      Ronin::Cache.cache_run_list(@run_list.uniq)
    end
  end

  return @run_list.uniq
end