Class: Burstflow::Manager

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(workflow) ⇒ Manager 



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# File 'lib/burstflow/manager.rb', line 6

def initialize(workflow)
  @workflow = workflow
end

Instance Attribute Details

#workflow ⇒ Object

Returns the value of attribute workflow.



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# File 'lib/burstflow/manager.rb', line 4

def workflow
  @workflow
end

Instance Method Details

#enqueue_job!(job) ⇒ Object

Mark job enqueued and enqueue it



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# File 'lib/burstflow/manager.rb', line 33

def enqueue_job!(job)
  job.run_callbacks :enqueue do
    job.enqueue!
    job.save! do
      Burstflow::Worker.perform_later(workflow.id, job.id)
    end
  end
end

#fail_job!(job, exception) ⇒ Object

Mark job failed and make further actions



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# File 'lib/burstflow/manager.rb', line 70

def fail_job!(job, exception)
  job.run_callbacks :failure do
    job.fail! exception
    workflow.add_error(job)
    workflow.save!

    job.save! do
      analyze_workflow_state(job)
    end
  end    
end

#finish_job!(job) ⇒ Object

Mark job finished and make further actions



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# File 'lib/burstflow/manager.rb', line 62

def finish_job!(job)
  job.finish!
  job.save! do
    analyze_workflow_state(job)
  end
end

#job_performed!(job, result) ⇒ Object

Mark job finished or suspended depends on result or output



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# File 'lib/burstflow/manager.rb', line 83

def job_performed!(job, result)
  if result == Burstflow::Job::SUSPEND || job.output == Burstflow::Job::SUSPEND
    suspend_job!(job)
  else
    finish_job!(job)
  end
rescue => e
  raise Burstflow::Workflow::InternalError.new(workflow, e.message)
end

#resume_job!(job, data) ⇒ Object

Enqueue job for resuming



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# File 'lib/burstflow/manager.rb', line 43

def resume_job!(job, data)
  job.save! do
    Burstflow::Worker.perform_later(workflow.id, job.id, data)
  end
end

#resume_workflow!(job_id, data) ⇒ Object 



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# File 'lib/burstflow/manager.rb', line 22

def resume_workflow! job_id, data
  workflow.with_lock do
    workflow.resumed!

    job = workflow.job(job_id)
    resume_job!(job, data)
  end
end

#start_workflow! ⇒ Object

workflow management



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# File 'lib/burstflow/manager.rb', line 12

def start_workflow!
  workflow.with_lock do
    workflow.runnig!

    workflow.initial_jobs.each do |job|
      enqueue_job!(job)
    end
  end
end

#suspend_job!(job) ⇒ Object

Mark job suspended and forget it until resume



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# File 'lib/burstflow/manager.rb', line 51

def suspend_job!(job)
  job.run_callbacks :suspend do
    job.suspend!
    job.save! do
      analyze_workflow_state(job)
    end
  end
end