Module: StatMon::Listener

Included in:
StatMon
Defined in:
lib/stat_mon/listener.rb

Instance Method Summary collapse

Instance Method Details

#init ⇒ Object 



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# File 'lib/stat_mon/listener.rb', line 4

def init
  @monitors = Hash.new
end

#monitor {|task| ... } ⇒ Object

Yields:

  • (task)

Raises:



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# File 'lib/stat_mon/listener.rb', line 12

def monitor(&block)
  task = Task.new
  yield(task)

  raise DuplicateMonitorName, "Duplicate monitor name" if monitors.has_key? task.name
  monitors[task.name] = task
end

#monitors ⇒ Object 



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# File 'lib/stat_mon/listener.rb', line 8

def monitors
  @monitors
end

#start ⇒ Object 



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# File 'lib/stat_mon/listener.rb', line 20

def start
  EventMachine.run do
    monitors.each do |name, task|
      EventMachine.add_periodic_timer(task.interval) do
        EventMachine.system( task.process ) do |output, status|
          task.log output
        end
      end
    end
  end
end