Method: Epi::Jobs.beat!

Defined in:
lib/epi/jobs.rb

.beat! ⇒ Object 



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# File 'lib/epi/jobs.rb', line 29

def beat!

  # Cancel any scheduled beats
  EventMachine.cancel_timer @next_beat if @next_beat

  # Make sure configuration files have been read
  refresh_config!

  # Snapshot currently running processes
  ProcessStatus.take!

  # Get rid of jobs for config files that have been removed
  clean_configuration_files!

  # Create new jobs
  make_new_jobs!

  # Sync each job with its expectations
  each_value &:sync!

  # Snapshot processes again, so that triggers have access to
  # newly-spawned processes
  ProcessStatus.take!

  # Run job triggers
  each_value &:run_triggers!

  # Write state of each job to data file
  Data.jobs = map { |id, job| [id.to_s, job.state] }.to_h
  Data.save

  # Schedule the next beat
  @next_beat = EventMachine.add_timer(interval) { beat! }
end