Class: CanvasSync::JobBatches::Batch::Callback::Finalize

Inherits:
Object
  • Object
show all
Defined in:
lib/canvas_sync/job_batches/callback.rb

Instance Method Summary collapse

Instance Method Details

#complete(bid, status, parent_bid) ⇒ Object 



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# File 'lib/canvas_sync/job_batches/callback.rb', line 113

def complete(bid, status, parent_bid)
  pending, children, success = Batch.redis do |r|
    r.multi do
      r.hincrby("BID-#{bid}", "pending", 0)
      r.hincrby("BID-#{bid}", "children", 0)
      r.scard("BID-#{bid}-batches-success")
    end
  end

  if parent_bid && !(pending.to_i.zero? && children == success)
    # if batch was not successfull check and see if its parent is complete
    # if the parent is complete we trigger the complete callback
    # We don't want to run this if the batch was successfull because the success
    # callback may add more jobs to the parent batch

    Batch.logger.debug {"Finalize parent complete bid: #{parent_bid}"}
    _, _, complete, pending, children, failure = Batch.redis do |r|
      r.multi do
        r.sadd("BID-#{parent_bid}-batches-complete", bid)
        r.sadd("BID-#{parent_bid}-batches-failed", bid)
        r.scard("BID-#{parent_bid}-batches-complete")
        r.hincrby("BID-#{parent_bid}", "pending", 0)
        r.hincrby("BID-#{parent_bid}", "children", 0)
        r.scard("BID-#{parent_bid}-failed")
      end
    end
    if complete == children && pending == failure
      Batch.enqueue_callbacks(:complete, parent_bid)
    end
  end
end

#dispatch(status, opts) ⇒ Object 



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# File 'lib/canvas_sync/job_batches/callback.rb', line 54

def dispatch(status, opts)
  bid = opts["bid"]
  event = opts["event"].to_sym

  Batch.logger.debug {"Finalize #{event} batch id: #{opts["bid"]}, callback batch id: #{callback_bid} callback_batch #{is_callback_batch}"}

  batch_status = Status.new bid
  send(event, bid, batch_status, batch_status.parent_bid)

  if event == :success
    if opts['origin'].present?
      origin_bid = opts['origin']['for_bid']
      _, pending, success_ran = Batch.redis do |r|
        r.multi do
          r.srem("BID-#{origin_bid}-pending_callbacks", opts['origin']['event'])
          r.scard("BID-#{origin_bid}-pending_callbacks")
          r.hget("BID-#{origin_bid}", "success")
        end
      end
      Batch.cleanup_redis(origin_bid) if pending == 0 && success_ran == 'true'
    end
    if (Batch.redis {|r| r.scard("BID-#{bid}-pending_callbacks") }) == 0
      Batch.cleanup_redis(bid)
    end
  end
end

#success(bid, status, parent_bid) ⇒ Object 



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# File 'lib/canvas_sync/job_batches/callback.rb', line 81

def success(bid, status, parent_bid)
  return unless parent_bid

  _, _, success, _, _, complete, pending, children, success, failure = Batch.redis do |r|
    r.multi do
      r.sadd("BID-#{parent_bid}-batches-success", bid)
      r.expire("BID-#{parent_bid}-batches-success", Batch::BID_EXPIRE_TTL)
      r.scard("BID-#{parent_bid}-batches-success")

      r.srem("BID-#{parent_bid}-batches-failed", bid)
      r.sadd("BID-#{parent_bid}-batches-complete", bid)
      r.scard("BID-#{parent_bid}-batches-complete")

      r.hincrby("BID-#{parent_bid}", "pending", 0)
      r.hincrby("BID-#{parent_bid}", "children", 0)
      r.scard("BID-#{parent_bid}-batches-success")
      r.scard("BID-#{parent_bid}-failed")
    end
  end

  # If the job finished successfully and parent batch is completed, call parent :complete callback
  # Parent :success callback will be called by its :complete callback
  if complete == children && pending == failure
    Batch.logger.debug {"Finalize parent complete bid: #{parent_bid}"}
    Batch.enqueue_callbacks(:complete, parent_bid)
  end
  if pending.to_i.zero? && children == success
    Batch.logger.debug {"Finalize parent success bid: #{parent_bid}"}
    Batch.enqueue_callbacks(:success, parent_bid)
  end
end