Class: Remon::Scheduler

Inherits:
Object
  • Object
show all
Includes:
Logger
Defined in:
lib/remon/scheduler.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Logger

logger, #logger

Constructor Details

#initialize(schedule, queue:, scheduler_offset: 0) ⇒ Scheduler

Returns a new instance of Scheduler.



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# File 'lib/remon/scheduler.rb', line 10

def initialize(schedule, queue:, scheduler_offset: 0)
  @schedule = schedule
  @queue = queue
  @scheduler_pipeline = {}
  @scheduler_offset = scheduler_offset
  validate_schedule
end

Instance Attribute Details

#queue ⇒ Object (readonly)

Returns the value of attribute queue.



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# File 'lib/remon/scheduler.rb', line 8

def queue
  @queue
end

Instance Method Details

#run(n = :inf, show_progress: true) ⇒ Object 



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# File 'lib/remon/scheduler.rb', line 18

def run(n = :inf, show_progress: true)
  logger.debug "starting scheduler"
  ticker(n, show_progress) do |t|
    schedule_tasks (t + @scheduler_offset)
  end
end

#schedule_tasks(time) ⇒ Object 



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# File 'lib/remon/scheduler.rb', line 25

def schedule_tasks(time)
  task_groups = keys.select { |i| time % i[:interval] == 0}
  task_groups.each do |tg|
    pipeline_task_group tg, time
  end
  enqueue_tasks(time)
end

#ticker(n, show_progress = false) ⇒ Object 



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# File 'lib/remon/scheduler.rb', line 33

def ticker(n, show_progress = false)
  t = Time.now.to_i
  case n
  when Integer
    n.times do |i|
      puts i if show_progress
      yield t
      t = t + 1
      sleep_till t
    end
  else
    loop do
      yield t
      t = t + 1
      sleep_till t
    end
  end
end