Class: Logical::Naf::Job

Inherits:
Object
  • Object
show all
Includes:
ActionView::Helpers::DateHelper, ActionView::Helpers::TextHelper, Naf::TimeHelper
Defined in:
app/models/logical/naf/job.rb

Constant Summary collapse

COLUMNS = 
[:id,
:server,
:pid,
:queued_time,
:title,
:started_at,
:finished_at,
:run_time,
:affinities,
:tags,
:status]
ATTRIBUTES = 
[:title,
:id,
:status,
:server,
:pid,
:queued_time,
:command,
:started_at,
:finished_at,
:run_time,
:exit_status,
:script_type_name,
:log_level,
:request_to_terminate,
:machine_started_on_server_address,
:machine_started_on_server_name,
:application_run_group_name,
:application_run_group_limit,
:application_run_group_restriction_name]
FILTER_FIELDS = 
[:application_type_id,
:application_run_group_restriction_id,
:priority,
:failed_to_start,
:pid,
:exit_status,
:request_to_terminate,
:started_on_machine_id]
SEARCH_FIELDS = 
[:command, :application_run_group_name]
ORDER =

Mapping of datatable column positions and job attributes

{ '0' => "id",
'2' => "pid",
'3' => "created_at",
'5' => "started_at",
'6' => "finished_at",
'10' => "status" }

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Naf::TimeHelper

#time_difference, #time_format

Constructor Details

#initialize(naf_job) ⇒ Job

Returns a new instance of Job.



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# File 'app/models/logical/naf/job.rb', line 61

def initialize(naf_job)
  @job = naf_job
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_name, *arguments, &block) ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 65

def method_missing(method_name, *arguments, &block)
  if @job.respond_to?(method_name)
    @job.send(method_name, *arguments, &block)
  else
    super
  end
end

Class Method Details

.find(id) ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 235

def self.find(id)
  physical_job = ::Naf::HistoricalJob.find(id)
  physical_job ? new(physical_job) : nil
end

.get_job_scope(search) ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 208

def self.get_job_scope(search)
  status = search[:status].blank? ? :all : search[:status]
  case status.to_sym
    when :queued
      job_scope = ::Naf::HistoricalJob.queued_status
    when :running
      job_scope = ::Naf::HistoricalJob.running_status
    when :waiting
      job_scope = ::Naf::HistoricalJob.queued_with_waiting
    when :finished
      job_scope = ::Naf::HistoricalJob.finished
    when :errored
      job_scope = ::Naf::HistoricalJob.errored
    else
      job_scope = ::Naf::HistoricalJob.scoped
  end

  FILTER_FIELDS.each do |field|
    job_scope = job_scope.where(field => search[field]) if search[field].present?
  end
  SEARCH_FIELDS.each do |field|
    job_scope = job_scope.where(["lower(#{field}) ~ ?", Regexp.escape(search[field].downcase)]) if search[field].present?
  end

  job_scope
end

.search(search) ⇒ Object

Given search, a hash of the search query for jobs on the queue, build up and return the ActiveRecord scope

We eventually build up these results over created_at/1.week partitions.



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# File 'app/models/logical/naf/job.rb', line 128

def self.search(search)
  if search[:order] == "status"
    conditions = ""
    values = {}
    values[:limit] = search[:limit].to_i
    values[:offset]= search[:offset].to_i*search[:limit].to_i
    FILTER_FIELDS.each do |field|
      if search[field].present?
        conditions << " AND "
        case field
          when :failed_to_start, :request_to_terminate
            values[field.to_sym] = search[field]
            conditions << "#{field} = :#{field}"
          else
            values[field.to_sym] = search[field].to_i
            conditions << "#{field} = :#{field}"
        end
      end
    end
    SEARCH_FIELDS.each do |field|
      if search[field].present?
        conditions << " AND "
        conditions << "lower(#{field}) ~ :#{field}"
        values[field.to_sym] = Regexp.escape(search[field].downcase)
      end
    end

    status = search[:status].blank? ? :all : search[:status]
    sql =
    case status.to_sym
      when :queued
        JobStatuses::Running.all(:queued, conditions) + "union all\n" +
        JobStatuses::Queued.all(conditions) + "union all\n" +
        JobStatuses::Waiting.all(conditions) + "union all\n" +
        JobStatuses::FinishedLessMinute.all(conditions) + "union all\n" +
        JobStatuses::Terminated.all(conditions)
      when :running
        JobStatuses::Running.all(conditions) + "union all\n" +
        JobStatuses::FinishedLessMinute.all(conditions) + "union all\n" +
        JobStatuses::Terminated.all(conditions)
      when :waiting
        JobStatuses::Waiting.all(conditions)
      when :finished
        JobStatuses::Finished.all(conditions)
      when :errored
        JobStatuses::Errored.all(conditions)
      else
        JobStatuses::Running.all(:queued, conditions) + "union all\n" +
        JobStatuses::Queued.all(conditions) + "union all\n" +
        JobStatuses::Waiting.all(conditions) + "union all\n" +
        JobStatuses::Finished.all(conditions) + "union all\n" +
        JobStatuses::Terminated.all(conditions)
    end
    sql << "LIMIT :limit OFFSET :offset"
    jobs = ::Naf::HistoricalJob.find_by_sql([sql, values]).uniq

    jobs.map{ |physical_job| new(physical_job) }
  else
    job_scope = self.get_job_scope(search)
    order, direction = search[:order], search[:direction]
    job_scope = job_scope.order("#{order} #{direction}").limit(search[:limit]).offset(search[:offset].to_i*search[:limit].to_i)

    if search[:status] == 'waiting'
      job_scope = job_scope.select{|job| job.prerequisites.select{ |pre| pre.started_at.nil? }.size > 0 }
    end

    job_scope.map{|physical_job| new(physical_job) }
  end
end

.total_display_records(search) ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 198

def self.total_display_records(search)
  job_scope = self.get_job_scope(search)

  if search[:status] == 'waiting'
    job_scope = job_scope.select{ |job| job.prerequisites.select{ |pre| pre.started_at.nil? }.size > 0 }
  end

  job_scope.count
end

Instance Method Details

#affinities ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 317

def affinities
  @job.historical_job_affinity_tabs.map do |tab|
    if tab.affinity_short_name.present?
      if tab.affinity_parameter.present? && tab.affinity_parameter > 0
        tab.affinity_short_name + "(#{tab.affinity_parameter})"
      else
        tab.affinity_short_name
      end
    else
      tab.affinity_classification_name + '_' + tab.affinity_name
    end
  end.join(", \n")
end

#application_run_group_name ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 103

def application_run_group_name
  if @job.application_run_group_name.blank?
    "not set"
  elsif @job.application_run_group_name == @job.command
    "command"
  else
    @job.application_run_group_name
  end
end

#application_url ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 240

def application_url
  if application = @job.application
    return Rails.application.routes.url_helpers.application_path(application)
  else
    return nil
  end
end

#finished_at ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 309

def finished_at
  if value = @job.finished_at
    "#{time_ago_in_words(value, true)} ago, #{value.localtime.strftime("%Y-%m-%d %r")}"
  else
    ""
  end
end

#has_started? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/logical/naf/job.rb', line 285

def has_started?
  @job.started_at.present?
end

#queued_time ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 289

def queued_time
  created_at.localtime.strftime("%Y-%m-%d %r")
end

#run_time ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 293

def run_time
  if @job.started_at.present?
    if @job.finished_at.present?
      if @job.started_at > @job.finished_at
        time_difference(@job.started_at - @job.finished_at)[1..-1]
      else
        time_difference(@job.finished_at - @job.started_at)[1..-1]
      end
    else
      time_difference(Time.zone.now - @job.started_at)[1..-1]
    end
  else
    ""
  end
end

#runner ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 341

def runner
  if @job.machine_runner_invocation.present?
    machine = @job.machine_runner_invocation.machine_runner.machine
    if machine.present?
      if machine.server_name.present?
        machine.server_name.to_s
      else
        if Rails.env == 'development'
          "localhost:#{Rails::Server.new.options[:Port]}"
        else
          machine.server_address
        end
      end
    end
  else
    ''
  end
end

#server ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 113

def server
  if started_on_machine
    name = started_on_machine.short_name_if_it_exist
    if name.blank?
      started_on_machine.server_address
    else
      name
    end
  end
end

#started_at ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 268

def started_at
  if @job.started_at.present?
    value = Time.zone.now - @job.started_at
    if value < 60
      "#{value.to_i} seconds ago, #{@job.started_at.localtime.strftime("%Y-%m-%d %r")}"
    elsif value < 172_800
      time_difference(value, @job.started_at)
    elsif value >= 172_800
      "#{time_ago_in_words(@job.started_at, true)} ago, #{@job.started_at.localtime.strftime("%Y-%m-%d %r")}"
    else
      ""
    end
  else
    ""
  end
end

#status ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 73

def status
  if @job.request_to_terminate && @job.finished_at.nil?
    "Terminating"
  elsif @job.request_to_terminate && @job.finished_at.present?
    "Terminated"
  elsif @job.started_at and (not @job.finished_at)
    "Running"
  elsif (not @job.started_at) and (not @job.finished_at) and @job.failed_to_start
    "Failed to Start"
  elsif @job.exit_status and @job.exit_status > 0
    "Error #{@job.exit_status}"
  elsif @job.started_at and @job.finished_at
    "Finished"
  elsif @job.termination_signal
    "Signaled #{@job.termination_signal}"
  elsif @job.prerequisites.select { |pre| pre.started_at.nil? }.size > 0
    "Waiting"
  else
    "Queued"
  end
end

#tags ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 331

def tags
  if @job.running_job.try(:tags).present?
    # Only show custom visible tags
    job_tags = @job.running_job.tags.gsub(/[{}]/,'').split(',')
    (job_tags.select { |elem| !['$', '_'].include?elem[0] }).join(', ')
  else
    nil
  end
end

#title ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 95

def title
  if application
    application.title
  else
    command
  end
end

#to_detailed_hash ⇒ Object 



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# File 'app/models/logical/naf/job.rb', line 248

def to_detailed_hash
  Hash[ ATTRIBUTES.map{ |m|
    case m
    when :started_at, :finished_at
      if value = @job.send(m)
        [m, value.localtime.strftime("%Y-%m-%d %r")]
      else
        [m, '']
      end
    else
      [m, send(m)]
    end
  }]
end

#to_hash ⇒ Object

Format the hash of a job record nicely for the table



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# File 'app/models/logical/naf/job.rb', line 264

def to_hash
  Hash[ COLUMNS.map{ |m| [m, send(m)] } ]
end