Class: ProcessSettings::Watchdog

Inherits:
Object
  • Object
show all
Defined in:
lib/process_settings/helpers/watchdog.rb

Defined Under Namespace

Classes: OutOfSync

Constant Summary collapse

MAX_MTIME_DIFFERENCE = 
2.minutes

Instance Method Summary collapse

Constructor Details

#initialize(process_settings_file_path) ⇒ Watchdog

Returns a new instance of Watchdog.



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# File 'lib/process_settings/helpers/watchdog.rb', line 11

def initialize(process_settings_file_path)
  @process_settings_file_path = process_settings_file_path or raise ArgumentError, "process_settings_file_path must be passed"
end

Instance Method Details

#check ⇒ Object 



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# File 'lib/process_settings/helpers/watchdog.rb', line 15

def check
  if version_from_memory != version_from_disk && (Time.now - mtime_from_disk) > MAX_MTIME_DIFFERENCE
    raise OutOfSync.new("ProcessSettings versions are out of sync!\n Version from Disk: #{version_from_disk}\n Version from Memory: #{version_from_memory}\n mtime of file: #{mtime_from_disk}")
  end
end