Module: Legion::Extensions::Tasker::Runners::FetchDelayed

Includes:
Helpers::Lex, Helpers::Task, Helpers::TaskFinder
Defined in:
lib/legion/extensions/tasker/runners/fetch_delayed.rb

Instance Method Summary collapse

Methods included from Helpers::TaskFinder

#cache_get, #cache_set, #find_delayed, #find_subtasks, #find_trigger

Instance Method Details

#build_delayed_hash(task) ⇒ Object 



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# File 'lib/legion/extensions/tasker/runners/fetch_delayed.rb', line 26

def build_delayed_hash(task)
  subtask_hash = {
    relationship_id: task[:relationship_id],
    chain_id:        task[:chain_id],
    function_id:     task[:function_id],
    function:        task[:function_name],
    runner_id:       task[:runner_id],
    runner_class:    task[:runner_class],
    task_id:         task[:id],
    exchange:        task[:exchange],
    queue:           task[:queue]
  }

  subtask_hash[:conditions] = task[:conditions] if task[:conditions].is_a?(String)
  subtask_hash[:transformation] = task[:transformation] if task[:transformation].is_a?(String)
  subtask_hash[:routing_key] = delayed_routing_key(task)
  subtask_hash
end

#delayed_by?(delay, created) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/legion/extensions/tasker/runners/fetch_delayed.rb', line 22

def delayed_by?(delay, created)
  delay.is_a?(Integer) && delay.positive? && Time.now < created + delay
end

#delayed_routing_key(task) ⇒ Object 



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# File 'lib/legion/extensions/tasker/runners/fetch_delayed.rb', line 45

def delayed_routing_key(task)
  if task[:conditions].is_a?(String) && task[:conditions].length > 4
    'task.subtask.conditioner'
  elsif task[:transformation].is_a?(String) && task[:transformation].length > 4
    'task.subtask.transform'
  else
    task[:runner_routing_key]
  end
end

#fetch(**_opts) ⇒ Object 



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# File 'lib/legion/extensions/tasker/runners/fetch_delayed.rb', line 11

def fetch(**_opts)
  find_delayed.each do |task|
    next if delayed_by?(task[:relationship_delay], task[:created])
    next if delayed_by?(task[:task_delay], task[:created])

    subtask_hash = build_delayed_hash(task)
    send_task(**subtask_hash)
    update_delayed_status(task[:id], subtask_hash[:routing_key])
  end
end

#push(**_opts) ⇒ Object 



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# File 'lib/legion/extensions/tasker/runners/fetch_delayed.rb', line 77

def push(**_opts)
  Legion::Extensions::Tasker::Transport::Messages::FetchDelayed.new.publish
  { success: true }
end

#send_task(**opts) ⇒ Object 



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# File 'lib/legion/extensions/tasker/runners/fetch_delayed.rb', line 64

def send_task(**opts)
  opts[:results] = opts[:result] if opts.key?(:result) && !opts.key?(:results)
  opts[:success] = if opts.key?(:result) && opts.key?(:success)
                     opts[:result].is_a?(Hash) ? opts[:result][:success] : opts[:success]
                   elsif opts.key?(:success)
                     opts[:success]
                   else
                     1
                   end
  log.debug 'pushing delayed task to worker'
  Legion::Transport::Messages::Task.new(**opts).publish
end

#update_delayed_status(task_id, routing_key) ⇒ Object 



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# File 'lib/legion/extensions/tasker/runners/fetch_delayed.rb', line 55

def update_delayed_status(task_id, routing_key)
  status = case routing_key
           when 'task.subtask.conditioner' then 'conditioner.queued'
           when 'task.subtask.transform' then 'transformer.queued'
           else 'task.queued'
           end
  task_update(task_id, status)
end