Class: SuccessRepeater::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/success_repeater.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Base

Example

SuccessRepeater::Base.new(:max_seconds_run => 20.hours.to_i,

:sleep_time => 10.minutes.to_i)

Parameters:

  • options (Hash{Symbol=>Object}) (defaults to: {}) 


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# File 'lib/success_repeater.rb', line 12

def initialize(options={})
  options = options.reverse_merge(
      :max_seconds_run => 72000, # 20 hours
      :sleep_time => 600 # 10minutes
  )
  @max_seconds_run = options[:max_seconds_run]
  @sleep_time = options[:sleep_time]
end

Instance Attribute Details

#max_seconds_run ⇒ Object

Returns the value of attribute max_seconds_run.



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# File 'lib/success_repeater.rb', line 6

def max_seconds_run
  @max_seconds_run
end

#sleep_time ⇒ Object

Returns the value of attribute sleep_time.



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# File 'lib/success_repeater.rb', line 6

def sleep_time
  @sleep_time
end

Instance Method Details

#on_failure(e) ⇒ Object 



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# File 'lib/success_repeater.rb', line 55

def on_failure(e)
  ExceptionNotifier::Notifier.background_exception_notification(e) if defined?(ExceptionNotifier::Notifier.background_exception_notification)
  err_msg = "Succ repeater error #{e.backtrace.join("\n")}"
  Rails.logger.error(err_msg) if defined?(Rails.logger.error)
  puts err_msg
  sleep(@sleep_time)
end

#run(&block) ⇒ Object 



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# File 'lib/success_repeater.rb', line 21

def run(&block)
  done = false
  start_at = DateTime.now
  error = nil
  while !done
    begin
      if defined?(ActiveRecord::Base.transaction)
        # do it in transaction
        ActiveRecord::Base.transaction do
          block.call
        end
      else
        block.call
      end
      done = true
    rescue => e
      on_failure(e)
      # prevent blocking cron next day job
      seconds_run = ((DateTime.now - start_at) * 24 * 60 *60).to_i
      if seconds_run > @max_seconds_run
        done = true
        error = e
      else
        done = false
      end

    end
  end

  unless error.nil?
    on_failure(error)
  end
end