module Kuroko2::Workflow::Scheduler

Public Class Methods

new() click to toggle source
# File lib/autoload/kuroko2/workflow/scheduler.rb, line 4
def initialize
  @hostname = Socket.gethostname

  @stop       = ServerEngine::BlockingFlag.new
  @processing = ServerEngine::BlockingFlag.new
end

Public Instance Methods

run() click to toggle source
# File lib/autoload/kuroko2/workflow/scheduler.rb, line 11
def run
  Kuroko2.logger = logger
  Kuroko2.logger.info "[#{@hostname}-#{worker_id}] Start Workflow::Scheduler"

  until @stop.wait(2.0)
    unless @processing.set?
      begin
        @processing.set!
        JobSchedule.transaction do
          now = Time.current
          last_scheduled_time = Tick.fetch_then_update(now)
          JobSchedule.launch_scheduled_jobs!(last_scheduled_time, now)
        end
        @processing.reset!
      end
    end
  end
rescue Exception => e
  Kuroko2.logger.fatal("[#{@hostname}-#{worker_id}] #{e.class}: #{e.message}\n" +
    e.backtrace.map { |trace| "    #{trace}" }.join("\n"))

  raise e
end
stop() click to toggle source
# File lib/autoload/kuroko2/workflow/scheduler.rb, line 35
def stop
  Kuroko2.logger.info "[#{@hostname}-#{worker_id}] Stop Workflow::Scheduler"

  @stop.set!
end