Class: RigidWorkflow::Orchestrator

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

Overview

Orchestrates workflow execution. Manages workflow starting, scheduling, and state advancement.

Class Method Summary collapse

Class Method Details

.advance!(run) ⇒ Object 



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# File 'lib/rigid_workflow/orchestrator.rb', line 32

def advance!(run)
  run.increment(:iterations)
  return if run.finished?

  raise "Cannot advance a compensating workflow" if run.compensating?

  run.start! if run.pending?

  # brakeman:ignore UnsafeReflection
  # This is intentional - workflow_class is a validated string from the workflow definition
  workflow_class = run.workflow_class.constantize
  unless workflow_class && workflow_class < RigidWorkflow::Workflow
    raise ArgumentError, "#{run.workflow_class} is not a valid Workflow"
  end

  workflow = workflow_class.new(run)

  catch(:suspend) do
    if run.running?
      workflow.run
      run.finish!
    end
  end

  run.save! if run.changed?
rescue ActivityFailedError => error
  # A step failed after exhausting all retries
  if run.running? && !run.compensating?
    failed_step = run.steps.where(status: :failed).last
    if failed_step && step_exhausted_retries?(failed_step)
      # Attempt compensation - if it raises, let it propagate
      run.compensate!
      # If compensate! succeeds, don't re-raise ActivityFailedError
      return
    end
  end

  # If we get here, no compensation was performed
  run.fail! unless run.compensating?
  raise error
rescue => error
  # Handle non-ActivityFailedError exceptions
  run.fail! unless run.compensating?
  raise error
end

.schedule(run, options = {}) ⇒ Object 



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# File 'lib/rigid_workflow/orchestrator.rb', line 24

def schedule(run, options = {})
  RigidWorkflow::WorkflowJob.set(
    wait: options[:wait],
    wait_until: options[:wait_until],
    priority: options[:priority]
  ).perform_later(run.id)
end

.start(workflow_class, params = {}) ⇒ Object 



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# File 'lib/rigid_workflow/orchestrator.rb', line 8

def start(workflow_class, params = {})
  RigidWorkflow.instrument(
    "workflow.start",
    workflow_class: workflow_class.name
  ) do
    run =
      RigidWorkflow::Run.create!(
        workflow_class: workflow_class.name,
        version: workflow_class.workflow_version,
        params: params
      )
    schedule(run)
    run
  end
end

.step_exhausted_retries?(step) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rigid_workflow/orchestrator.rb', line 78

def step_exhausted_retries?(step)
  step.attempts.count >= step.max_attempts
end