papertrail setttings for rails4 application

papertrail-settings-for-rails4.rb

# config/environments/production.rb
# Be sure to add remote_syslog_logger to Gemfile
config.after_initialize do
  if ENV["SYSLOG_URL"]
    require "remote_syslog_logger"
    require "uri"

    url = URI.parse(ENV["SYSLOG_URL"])

    logger = RemoteSyslogLogger.new(url.host, url.port, program: "#{url.path[1..-1]}-#{Rails.env}")
    logger.level = Logger::INFO

    Rails.logger = config.logger = ActionController::Base.logger = Rails.cache.logger = logger
  end
end