# encoding: utf-8
# copyright: 2015, Vulcano Security GmbH
# author: Christoph Hartmann
# author: Dominik Richter

require 'utils/simpleconfig'

module Inspec::Resources
  class AuditDaemonConf < Inspec.resource(1)
    name 'auditd_conf'
    desc "Use the auditd_conf InSpec audit resource to test the configuration settings for the audit daemon. This file is typically located under /etc/audit/auditd.conf' on UNIX and Linux platforms."
    example "
      describe auditd_conf do
        its('space_left_action') { should eq 'email' }
      end
    "

    def initialize(path = nil)
      @conf_path = path || '/etc/audit/auditd.conf'
    end

    def method_missing(name)
      read_params[name.to_s]
    end

    def to_s
      'Audit Daemon Config'
    end

    private

    def read_params
      return @params if defined?(@params)

      # read the file
      file = inspec.file(@conf_path)
      if !file.file?
        skip_resource "Can't find file '#{@conf_path}'"
        return @params = {}
      end

      content = file.content
      if content.empty? && !file.empty?
        skip_resource "Can't read file '#{@conf_path}'"
        return @params = {}
      end

      # parse the file
      conf = SimpleConfig.new(
        content,
        multiple_values: false,
      )
      @params = conf.params
    end
  end
end