Module: ChronoForge::Executor

Includes:
Methods
Defined in:
lib/chrono_forge/executor.rb,
lib/chrono_forge/executor/context.rb,
lib/chrono_forge/executor/methods.rb,
lib/chrono_forge/executor/methods/wait.rb,
lib/chrono_forge/executor/lock_strategy.rb,
lib/chrono_forge/executor/retry_strategy.rb,
lib/chrono_forge/executor/execution_tracker.rb,
lib/chrono_forge/executor/methods/wait_until.rb,
lib/chrono_forge/executor/methods/continue_if.rb,
lib/chrono_forge/executor/methods/durably_repeat.rb,
lib/chrono_forge/executor/methods/durably_execute.rb,
lib/chrono_forge/executor/methods/workflow_states.rb

Defined Under Namespace

Modules: Methods Classes: ConcurrentExecutionError, Context, Error, ExecutionFailedError, ExecutionFlowControl, ExecutionTracker, HaltExecutionFlow, InvalidStepName, LockStrategy, LongRunningConcurrentExecutionError, NotExecutableError, RetryStrategy, WaitConditionNotMet, WorkflowNotRetryableError

Constant Summary collapse

STEP_NAME_DELIMITER =

“$” separates the segments of a step name (e.g. “durably_repeat$name$ts”). User-supplied names/methods must not contain it.

"$"

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Methods::DurablyRepeat

#durably_repeat

Methods included from Methods::DurablyExecute

#durably_execute

Methods included from Methods::ContinueIf

#continue_if

Methods included from Methods::WaitUntil

#wait_until

Methods included from Methods::Wait

#wait

Class Method Details

.prepended(base) ⇒ Object

Add class methods



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# File 'lib/chrono_forge/executor.rb', line 24

def self.prepended(base)
  class << base
    # Enforce expected signature for perform_now with key as first arg and keywords after
    def perform_now(key, **kwargs)
      if !key.is_a?(String)
        raise ArgumentError, "Workflow key must be a string as the first argument"
      end
      super
    end

    # Enforce expected signature for perform_later with key as first arg and keywords after
    def perform_later(key, **kwargs)
      if !key.is_a?(String)
        raise ArgumentError, "Workflow key must be a string as the first argument"
      end
      super
    end

    # Add retry_now class method that calls perform_now with retry_workflow: true
    def retry_now(key, **)
      perform_now(key, retry_workflow: true, **)
    end

    # Add retry_later class method that calls perform_later with retry_workflow: true
    def retry_later(key, **)
      perform_later(key, retry_workflow: true, **)
    end
  end
end

Instance Method Details

#perform(key, attempt: 0, retry_workflow: false, options: {}, **kwargs) ⇒ Object 



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# File 'lib/chrono_forge/executor.rb', line 54

def perform(key, attempt: 0, retry_workflow: false, options: {}, **kwargs)
  # Prevent excessive retries
  if attempt >= self.class::RetryStrategy.max_attempts
    Rails.logger.error { "ChronoForge:#{self.class} max attempts reached for job workflow(#{key})" }
    return
  end

  # Find or create workflow instance
  setup_workflow!(key, options, kwargs)

  # Handle retry parameter - unlock and continue execution
  retry_workflow! if retry_workflow

  # Track if we acquired the lock
  lock_acquired = false

  begin
    # Acquire lock with advanced concurrency protection
    @workflow = self.class::LockStrategy.acquire_lock(job_id, workflow, max_duration: max_duration)
    lock_acquired = true

    # Setup context
    setup_context!

    # Execute core job logic
    super(**workflow.kwargs.symbolize_keys)

    # Mark as complete
    complete_workflow!
  rescue ExecutionFailedError
    # The step that raised this already logged the underlying cause (with its
    # step/attempt context); ExecutionFailedError is control flow, not a new
    # error, so re-logging it here would just duplicate the row.
    Rails.logger.error { "ChronoForge:#{self.class}(#{key}) step execution failed" }
    workflow.stalled!
    nil
  rescue HaltExecutionFlow
    # Halt execution
    Rails.logger.debug { "ChronoForge:#{self.class}(#{key}) execution halted" }
    nil
  rescue ConcurrentExecutionError
    # Graceful handling of concurrent execution
    Rails.logger.warn { "ChronoForge:#{self.class}(#{key}) concurrent execution detected" }
    nil
  rescue NotExecutableError
    raise
  rescue => e
    Rails.logger.error { "ChronoForge:#{self.class}(#{key}) workflow execution failed" }
    error_log = self.class::ExecutionTracker.track_error(workflow, e, attempt: attempt)

    # Retry if applicable
    if should_retry?(e, attempt)
      self.class::RetryStrategy.schedule_retry(workflow, attempt: attempt)
    else
      fail_workflow! error_log
    end
  ensure
    if lock_acquired # Only release lock if we acquired it
      context.save!
      self.class::LockStrategy.release_lock(job_id, workflow)
    end
  end
end