Class: Bricolage::JobNetRunner

Inherits:
Object
  • Object
show all
Defined in:
lib/bricolage/jobnetrunner.rb

Defined Under Namespace

Classes: Options

Constant Summary collapse

EXIT_SUCCESS = 
JobResult::EXIT_SUCCESS
EXIT_FAILURE = 
JobResult::EXIT_FAILURE
EXIT_ERROR = 
JobResult::EXIT_ERROR

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ JobNetRunner 



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# File 'lib/bricolage/jobnetrunner.rb', line 23

def initialize
  Signal.trap('PIPE', 'IGNORE')
  @hooks = ::Bricolage
  @jobnet_id = nil
  @jobnet_start_time = Time.now
  @log_path = nil
end

Class Method Details

.main ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 19

def JobNetRunner.main
  new.main
end

Instance Method Details

#check_jobs(queue) ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 97

def check_jobs(queue)
  queue.each do |task|
    Job.load_ref(task.job, @ctx).compile
  end
end

#enqueue_jobs(jobnet, queue) ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 82

def enqueue_jobs(jobnet, queue)
  seq = 1
  jobnet.sequential_jobs.each do |ref|
    queue.enq JobTask.new(ref)
    seq += 1
  end
  queue.save
end

#error_exit(msg) ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 160

def error_exit(msg)
  print_error msg
  exit 1
end

#execute_job(ref, queue) ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 119

def execute_job(ref, queue)
  logger.debug "job #{ref}"
  job = Job.load_ref(ref, @ctx)
  job.compile
  @hooks.run_before_job_hooks(BeforeJobEvent.new(ref))
  result = job.execute_in_process(make_log_path(ref))
  @hooks.run_after_job_hooks(AfterJobEvent.new(result))
  result
rescue Exception => ex
  logger.exception ex
  logger.error "unexpected error: #{ref} (#{ex.class}: #{ex.message})"
  JobResult.error(ex)
end

#get_queue(opts) ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 74

def get_queue(opts)
  if opts.queue_path
    FileTaskQueue.restore_if_exist(opts.queue_path)
  else
    TaskQueue.new
  end
end

#list_jobs(queue) ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 91

def list_jobs(queue)
  queue.each do |task|
    puts task.job
  end
end

#logger ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 70

def logger
  @ctx.logger
end

#main ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 35

def main
  opts = Options.new(self)
  @hooks.run_before_option_parsing_hooks(opts)
  opts.parse ARGV
  @ctx = Context.for_application(nil, opts.jobnet_file, environment: opts.environment, global_variables: opts.global_variables)
  @jobnet_id = "#{opts.jobnet_file.dirname.basename}/#{opts.jobnet_file.basename('.jobnet')}"
  @log_path = opts.log_path
  jobnet = RootJobNet.load(@ctx, opts.jobnet_file)
  queue = get_queue(opts)
  if queue.locked?
    raise ParameterError, "Job queue is still locked. If you are sure to restart jobnet, #{queue.unlock_help}"
  end
  unless queue.queued?
    enqueue_jobs jobnet, queue
    logger.info "jobs are queued." if opts.queue_exist?
  end
  if opts.list_jobs?
    list_jobs queue
    exit EXIT_SUCCESS
  end
  check_jobs queue
  if opts.check_only?
    puts "OK"
    exit EXIT_SUCCESS
  end
  run_queue queue
  exit EXIT_SUCCESS
rescue OptionError => ex
  raise if $DEBUG
  usage_exit ex.message, opts.help
rescue ApplicationError => ex
  raise if $DEBUG
  error_exit ex.message
end

#make_log_path(job_ref) ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 133

def make_log_path(job_ref)
  return nil unless @log_path
  start_time = Time.now
  @log_path.gsub(/%\{\w+\}/) {|var|
    case var
    when '%{jobnet_start_date}' then @jobnet_start_time.strftime('%Y%m%d')
    when '%{jobnet_start_time}' then @jobnet_start_time.strftime('%Y%m%d_%H%M%S%L')
    when '%{job_start_date}' then start_time.strftime('%Y%m%d')
    when '%{job_start_time}' then start_time.strftime('%Y%m%d_%H%M%S%L')
    when '%{jobnet}', '%{net}', '%{jobnet_id}', '%{net_id}', '%{flow}', '%{flow_id}' then @jobnet_id.gsub('/', '::')
    when '%{subsystem}' then job_ref.subsystem
    when '%{job}', '%{job_id}' then job_ref.name
    else
      raise ParameterError, "bad log path variable: #{var}"
    end
  }
end

#print_error(msg) ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 165

def print_error(msg)
  $stderr.puts "#{program_name}: error: #{msg}"
end

#program_name ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 169

def program_name
  File.basename($PROGRAM_NAME, '.*')
end

#run_queue(queue) ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 103

def run_queue(queue)
  @hooks.run_before_all_jobs_hooks(BeforeAllJobsEvent.new(@jobnet_id, queue))
  queue.consume_each do |task|
    result = execute_job(task.job, queue)
    unless result.success?
      logger.elapsed_time 'jobnet total: ', (Time.now - @jobnet_start_time)
      logger.error "[job #{task.job}] #{result.message}"
      @hooks.run_after_all_jobs_hooks(AfterAllJobsEvent.new(false, queue))
      exit result.status
    end
  end
  @hooks.run_after_all_jobs_hooks(AfterAllJobsEvent.new(true, queue))
  logger.elapsed_time 'jobnet total: ', (Time.now - @jobnet_start_time)
  logger.info "status all green"
end

#usage_exit(msg, usage) ⇒ Object 



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# File 'lib/bricolage/jobnetrunner.rb', line 154

def usage_exit(msg, usage)
  print_error msg
  $stderr.puts usage
  exit 1
end