Removing sensitive resque args from airbrake notifications

initializer.rb

    Resque::Failure::SensitiveAirbrake.configure do |config|
      config.api_key = @config['airbrake']['api_key']
      config.params_filters << 'my_sensitive_job_arg'
      config.secure = @config['airbrake']['secure']
      config.proxy_host = @config['airbrake']['proxy_host']
      config.proxy_port = @config['airbrake']['proxy_port']

      config.host = @config['airbrake']['host']
      config.logger = Logger.new(STDOUT)
    end

sensitive_airbrake.rb

require 'resque/failure'
require 'resque/failure/base'
require 'resque/failure/airbrake'

module Resque
  module Failure
    class SensitiveAirbrake < Airbrake
      @klass = ::Airbrake

      def payload
        args = super['args'].first.dup
        ::Airbrake.configuration.params_filters.each do |filtered_param|
          args[filtered_param] = '[SENSITIVE-FILTERED]' if args[filtered_param]
        end
        super.dup.merge('args' => [args])
      end
    end
  end
end

sensitive_airbrake_spec.rb

require File.dirname(__FILE__) + '/../test_helper'
require 'sensitive_airbrake'

describe Resque::Failure::SensitiveAirbrake do

  before(:each) do
    @worker = mock('worker')
    @exception = Exception.new('something bad occurred')
    @exception.set_backtrace []
    @queue = 'some-queue'
    @payload = {}
    @payload['class'] = 'SomeJob'
    @payload['args'] = [{ 'sensitive' => 'this is sensitive information', 'safe' => 'this is safe information' }]
  end

  it 'should keep all the payload_args by default' do
    payload = Resque::Failure::SensitiveAirbrake.new(@exception, @worker, @queue, @payload).payload.inspect
    payload.should include 'sensitive information'
    payload.should include 'safe information'
  end
  
  it 'should NOT keep sensitive information from the payload_args' do
    Resque::Failure::SensitiveAirbrake.configure do |config|
      config.params_filters << 'sensitive'
    end

    payload = Resque::Failure::SensitiveAirbrake.new(@exception, @worker, @queue, @payload).payload.inspect
    payload.should_not include 'sensitive information'
    payload.should include 'safe information'
  end
  
  it 'should not add password (default params filters)' do
    Resque::Failure::SensitiveAirbrake.configure do |config|
      config.params_filters << 'sensitive'
    end

    payload = Resque::Failure::SensitiveAirbrake.new(@exception, @worker, @queue, @payload).payload.inspect
    payload.should_not include 'password'
  end
  
end