Class: Coupler::Models::Job

Inherits:
Sequel::Model
  • Object
show all
Includes:
CommonModel
Defined in:
lib/coupler/models/job.rb

Instance Method Summary collapse

Methods included from CommonModel

#after_destroy, #after_save, #before_create, #before_save, #before_update, included, #save!, #touch!

Instance Method Details

#execute ⇒ Object 



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# File 'lib/coupler/models/job.rb', line 15

def execute
  Logger.instance.info("Starting job #{id} (#{name})")

  opts = {}
  case name
  when 'transform'
    opts[:total] = resource.source_dataset_count
  when 'import'
    opts[:total] = import.data.file.size
  end

  begin
    opts[:status] = 'running'
    opts[:started_at] = Time.now
    update(opts)
    send("execute_#{name}")
  rescue Exception => e
    message = "%s: %s\n  %s" % [e.class.to_s, e.to_s, e.backtrace.join("\n  ")]
    update({
      :status => 'failed',
      :completed_at => Time.now,
      :error_msg => message
    })
    Logger.instance.error("Job #{id} (#{name}) crashed: #{message}")
    raise e
  end
  self.status = 'done'
  self.completed_at = Time.now
  save
  Logger.instance.info("Job #{id} (#{name}) finished successfully")
end

#percent_completed ⇒ Object 



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# File 'lib/coupler/models/job.rb', line 11

def percent_completed
  total > 0 ? completed * 100 / total : 0
end