Class: MonitorType_Drive

Inherits:
MonitorType_Threshold show all
Defined in:
lib/MonitorType/Drive.rb

Instance Method Summary collapse

Methods inherited from MonitorType_Threshold

#check, #initialize, #process

Methods inherited from MonitorType

#alert, #initialize, #process, #run, #teardown

Constructor Details

This class inherits a constructor from MonitorType_Threshold

Instance Method Details

#extractParams ⇒ Object 



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# File 'lib/MonitorType/Drive.rb', line 7

def extractParams
  if @params[:path].nil? then
    string = "*** Drive parameter missing, drive\n"
    string = "#{string}*** :drive => <name of the drive to be monitored>"
    raise MonitorTypeParameterMissingError.new(string)
  end
  @path = @params[:path]

  log "#{@process_name}", "result: #{(@process_name =~ /^(.*\[{1}.+\]{1}.*)$|^(\w+)$/) == 0}"

  if @params[:min].nil? then
    string = "*** Min parameter missing, min\n"
    string = "#{string}*** :min => <the minimum amount of free space on the drive to be monitored>"
    raise MonitorTypeParameterMissingError.new(string)
  end

  log "*** Max value will be ignored, setting to nil" unless @params[:max].nil?
  @max = nil

  @context_sentence = "Checking that available drive space is greater than min, #{@process_name}"
end

#getValue ⇒ Object 



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# File 'lib/MonitorType/Drive.rb', line 42

def getValue
  return ((Filesystem.stat(@path).blocks_available.to_f / Filesystem.stat(@path).blocks.to_f) * 100).round(2)
end

#setup ⇒ Object 



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# File 'lib/MonitorType/Drive.rb', line 29

def setup
  begin
  #Check that the path exists
  drive = Filesystem.stat(@path)

  rescue=>e
    string = "*** Unable to mount the specifed path\n"
    string = "#{string}*** path: #{@path}\n"
     string = "#{string}*** Please fix the error and run again\n"
    raise MonitorTypeExceptionHandled.new("Unable to mount path: #{@path}")
  end
end