require 'fileutils' module Mauve module Notifiers # # The Debug module adds two extra parameters to a notification method # for debugging and testing. # module Debug class << self def included(base) base.class_eval do alias_method :send_alert_without_debug, :send_alert alias_method :send_alert, :send_alert_to_debug_channels # Specifying deliver_to_file allows the administrator to ask for alerts # to be delivered to a particular file, which is assumed to be perused # by a person rather than a machine. # attr :deliver_to_file, true # Specifying deliver_to_queue allows a tester to ask for the send_alert # parameters to be appended to a Queue object (or anything else that # responds to <<). # attr :deliver_to_queue, true end end end def disable_normal_delivery! @disable_normal_delivery = true end def send_alert_to_debug_channels(destination, alert, all_alerts, conditions = nil) message = if respond_to?(:prepare_message) prepare_message(destination, alert, all_alerts, conditions) else [destination, alert, all_alerts].inspect end if deliver_to_file #lock_file = "#{deliver_to_file}.lock" #while File.exists?(lock_file) # sleep 0.1 #end #FileUtils.touch(lock_file) File.open("#{deliver_to_file}", "a+") do |fh| fh.flock(File::LOCK_EX) fh.print("#{Time.now} from #{self.class}: " + message + "\n") fh.flush() end #FileUtils.rm(lock_file) end deliver_to_queue << [destination, alert, all_alerts, conditions] if deliver_to_queue if @disable_normal_delivery true # pretend it happened OK if we're just testing else send_alert_without_debug(destination, alert, all_alerts, conditions) end end end end end