Class: Logical::Naf::ConstructionZone::Foreman

Inherits:
Object
  • Object
show all
Includes:
Af::Application::Component
Defined in:
app/models/logical/naf/construction_zone/foreman.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Foreman 



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# File 'app/models/logical/naf/construction_zone/foreman.rb', line 6

def initialize()
  @proletariat = Proletariat.new
end

Instance Method Details

#enqueue(work_order) ⇒ Object 



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# File 'app/models/logical/naf/construction_zone/foreman.rb', line 10

def enqueue(work_order)
  unless work_order.enqueue_backlogs
    if limited_by_run_group?(work_order.application_run_group_restriction,
                             work_order.application_run_group_name,
                             work_order.application_run_group_limit,
                             work_order.historical_job_affinity_tab_parameters)
      logger.warn "work order limited by run queue limits #{work_order.inspect}"
      return nil
    end
  end
  @proletariat.create_job(work_order.historical_job_parameters,
                          work_order.historical_job_affinity_tab_parameters,
                          work_order.historical_job_prerequisite_historical_jobs)
end

#limited_by_run_group?(application_run_group_restriction, application_run_group_name, application_run_group_limit, affinities) ⇒ Boolean 



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# File 'app/models/logical/naf/construction_zone/foreman.rb', line 25

def limited_by_run_group?(application_run_group_restriction, application_run_group_name, application_run_group_limit, affinities)
  if (application_run_group_restriction.id == ::Naf::ApplicationRunGroupRestriction.no_limit.id ||
      application_run_group_limit.nil? ||
      application_run_group_name.nil?)
    false
  elsif application_run_group_restriction.id == ::Naf::ApplicationRunGroupRestriction.limited_per_machine.id
    # Retrieve the affinity associated to the machine
    machine_affinity = nil
    affinities.each do |affinity|
      machine_affinity = ::Naf::Affinity.find_by_id(affinity[:affinity_id])
      if machine_affinity.present? && machine_affinity.affinity_classification_name == 'machine'
        break
      end
    end

    # If affinity is present, check if the sum of jobs running on the machine
    # and queued for the machine is less the application_run_group_limit.
    # If affinity is not present, send a log warning the user that application schedule
    # should have affinity associated to the machine in order to behave correctly, and
    # queue the application.
    if machine_affinity.present?
      queued_jobs = ::Naf::QueuedJob.
        joins(:historical_job).
        joins("INNER JOIN #{Naf.schema_name}.historical_job_affinity_tabs AS hjat
          ON hjat.historical_job_id = #{Naf.schema_name}.historical_jobs.id").
        where("#{Naf.schema_name}.historical_jobs.application_run_group_name = ? AND hjat.affinity_id = ?",
          application_run_group_name, machine_affinity.id).count
      running_jobs = ::Naf::RunningJob.where(
          application_run_group_name: application_run_group_name,
          started_on_machine_id: machine_affinity.affinity_name
        ).count

      queued_jobs + running_jobs >= application_run_group_limit
    else
      logger.warn "application schedule does not have affinity associated with a machine"
      false
    end
  elsif application_run_group_restriction.id == ::Naf::ApplicationRunGroupRestriction.limited_per_all_machines.id
    (::Naf::QueuedJob.where(application_run_group_name: application_run_group_name).count +
     ::Naf::RunningJob.where(application_run_group_name: application_run_group_name).count) >= application_run_group_limit
  else
    logger.warn "not limited by run group restriction but don't know why: #{application_run_group_restriction.inspect}"
    true
  end
end