module ITrigga
  module Generator
    
    def self.std_alert(max_memory = 1000)
      "if totalmem is greater than #{max_memory} Mb for 5 cycles then alert          
      if cpu is greater than 50% for 4 cycles then alert                  
    	if cpu is greater than 80% for 6 cycles then restart                
    	if loadavg(5min) greater than 10 for 8 cycles then restart" 
    end

    def self.disks
      @devices ||= `df | grep ^/dev/`
      disks = {}
      @devices.split("\n").each{ |l| 
        cols = l.split("\s")
        # note: on mac, we can get spaces in filenames. Meh...
        disks[cols.first] = cols[5..(cols.size-1)].join(" ")
      }
      disks
    end

  end
end