Class: Naf::QueuedJob

Inherits:
NafBase show all
Defined in:
app/models/naf/queued_job.rb

Class Method Summary collapse

Methods inherited from NafBase

full_table_name_prefix

Class Method Details

.check_weight_sum(affinity_id, running_job_weight_count, machine_weight_count) ⇒ Object 



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# File 'app/models/naf/queued_job.rb', line 136

def self.check_weight_sum(affinity_id, running_job_weight_count, machine_weight_count)
  where("
    id IN (
      SELECT
        historical_job_id
      FROM
        #{::Naf.schema_name}.historical_job_affinity_tabs AS t
      WHERE EXISTS (
        SELECT
          1
        FROM
          #{::Naf.schema_name}.queued_jobs AS j
        WHERE
          t.historical_job_id = j.id
      ) AND EXISTS (
        SELECT
          1
        FROM
          #{::Naf.schema_name}.affinities AS a
        WHERE
          a.id = '#{affinity_id}' AND
            t.affinity_id = a.id
      ) AND COALESCE(affinity_parameter, 0) + #{running_job_weight_count} > #{machine_weight_count}
    )
  ")
end

.exclude_run_group_names(names) ⇒ Object 



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# File 'app/models/naf/queued_job.rb', line 44

def self.exclude_run_group_names(names)
  if names.present?
    where("application_run_group_name NOT IN (?)", names)
  else
    where({})
  end
end

.is_not_restricted_by_run_group(machine) ⇒ Object 



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# File 'app/models/naf/queued_job.rb', line 52

def self.is_not_restricted_by_run_group(machine)
  sql = <<-SQL
  (
    #{Naf.schema_name}.queued_jobs.application_run_group_name is null OR
    #{Naf.schema_name}.queued_jobs.application_run_group_limit is null OR
    #{Naf.schema_name}.application_run_group_restrictions.application_run_group_restriction_name = 'no limit' OR
    (
      #{Naf.schema_name}.application_run_group_restrictions.application_run_group_restriction_name = 'limited per machine' AND
      (select
        count(*) < #{Naf.schema_name}.queued_jobs.application_run_group_limit
       from
         #{Naf.schema_name}.running_jobs as rj
       where
         rj.application_run_group_name = #{Naf.schema_name}.queued_jobs.application_run_group_name and
         rj.started_on_machine_id = #{machine.id})
    ) OR
    (
      application_run_group_restrictions.application_run_group_restriction_name = 'limited per all machines' AND
      (select
        count(*) < #{Naf.schema_name}.queued_jobs.application_run_group_limit
       from
         #{Naf.schema_name}.running_jobs as rj
       where
         rj.application_run_group_name = #{Naf.schema_name}.queued_jobs.application_run_group_name)
    )
  )
  SQL

  return joins(:application_run_group_restriction).
    where(sql)
end

.order_by_priority ⇒ Object

*** Class Methods *** +++++++++++++++++++++++++



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# File 'app/models/naf/queued_job.rb', line 40

def self.order_by_priority
  order("priority, created_at")
end

.prerequisites_finished ⇒ Object 



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# File 'app/models/naf/queued_job.rb', line 99

def self.prerequisites_finished
  where("NOT EXISTS (
    SELECT 1
    FROM #{::Naf.schema_name}.historical_job_prerequisites AS p
    WHERE p.historical_job_id = #{::Naf.schema_name}.queued_jobs.id AND
      EXISTS (
        SELECT 1
        FROM #{::Naf.schema_name}.historical_jobs AS j
        WHERE p.prerequisite_historical_job_id = j.id AND
          j.finished_at IS NULL
      )
    )"
  )
end

.runnable_by_machine(machine) ⇒ Object 



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# File 'app/models/naf/queued_job.rb', line 84

def self.runnable_by_machine(machine)
  where("NOT EXISTS (
    SELECT 1
    FROM #{::Naf.schema_name}.historical_job_affinity_tabs AS t
    WHERE t.historical_job_id = #{::Naf.schema_name}.queued_jobs.id AND
      NOT EXISTS (
        SELECT 1
        FROM #{::Naf.schema_name}.machine_affinity_slots AS s
        WHERE s.affinity_id = t.affinity_id AND
          s.machine_id = #{machine.id}
      )
    )"
  )
end

.weight_available_on_machine(machine) ⇒ Object 



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# File 'app/models/naf/queued_job.rb', line 114

def self.weight_available_on_machine(machine)
  machine_parameter_weights = {}
  machine.machine_affinity_slots.each do |slot|
    machine_parameter_weights[slot.affinity_id] = slot.affinity_parameter.to_f
  end

  running_job_weights = ::Naf::RunningJob.affinity_weights(machine)

  queued_jobs = []
  machine_parameter_weights.each do |affinity_id, parameter_weight|
    queued_jobs |= ::Naf::QueuedJob.
      check_weight_sum(affinity_id, running_job_weights[affinity_id], parameter_weight).
      map(&:id)
  end

  if queued_jobs.empty?
    where({})
  else
    where("#{::Naf.schema_name}.queued_jobs.id NOT IN (?)", queued_jobs)
  end
end