Module: Nessana::Executor

Defined in:
lib/nessana/executor.rb,
lib/nessana/executor/execution_configuration.rb

Defined Under Namespace

Classes: ExecutionConfiguration

Class Method Summary collapse

Class Method Details

.execute!(argv = ARGV) ⇒ Object 



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# File 'lib/nessana/executor.rb', line 15

def self.execute!(argv = ARGV)
  parse!(*argv)

  return @configuration unless @configuration.is_a?(Nessana::Executor::ExecutionConfiguration)

  return @configuration['__exit-code__'] if @configuration['__stop__']

  unless @configuration['old_filename']
    warn 'No old dump filename given; assuming you want this.'
  end

  unless @configuration['new_filename']
    warn 'No new dump filename given; cannot do anything.'
    return 1
  end

  filters = @configuration['filters'].map do |filter_hash|
    Filter.new(filter_hash)
  end

   = {
    success_mark: "\u2713".encode('utf-8'),
    format: :dots_3
  }

  old_dump = nil

  if @configuration['old_filename']
     = TTY::Spinner.new("[:spinner] Loading #{@configuration['old_filename']}...", **)
    .auto_spin

    old_dump = Dump.read(@configuration['old_filename'], filters)

    .success('done!')
  else
    old_dump = Dump.new
  end

   = TTY::Spinner.new("[:spinner] Loading #{@configuration['old_filename']}...", **)
  .auto_spin

  new_dump = Dump.read(@configuration['new_filename'], filters)

  .success('done!')

   = TTY::Spinner.new('[:spinner] Comparing dumps...', **)
  .auto_spin

  diff = new_dump - old_dump

  .success('done!')

  diff.sort do |vulnerability_a, vulnerability_b|
    vulnerability_a.plugin_id.to_i <=> vulnerability_b.plugin_id.to_i
  end.sort do |vulnerability_a, vulnerability_b|
    vulnerability_a.cvss.to_f <=> vulnerability_b.cvss.to_f
  end.each do |v|
    puts "#{v}

DISCOVERIES"
    v.detections.sort_by(&:port).sort_by(&:host).each do |detection|
      if detection.status && detection.status != true
        puts detection.to_s
      end
    end
    puts "\n" * 2
  end

  0
end

.parse(*argv) ⇒ Object 



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# File 'lib/nessana/executor.rb', line 86

def self.parse(*argv)
  configuration = ExecutionConfiguration.new

  option_parser = OptionParser.new do |parser|
    configuration.add_parser_hooks(parser)

    if argv.count == 0
      puts parser
      return 1
    end
  end

  remaining_arguments = option_parser.order!(argv)

  case remaining_arguments.count
  when 2
    configuration['old_filename'] = remaining_arguments[0]
    configuration['new_filename'] = remaining_arguments[1]
  when 1
    configuration['old_filename'] = nil
    configuration['new_filename'] = remaining_arguments[0]
  end

  configuration.read_configuration_file!

  configuration
end

.print_usage! ⇒ Object 



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# File 'lib/nessana/executor.rb', line 11

def self.print_usage!
  puts @parser
end