module Delayed::Backend::Base::ClassMethods

Public Instance Methods

after_fork() click to toggle source

Hook method that is called after a new worker is forked

# File lib/delayed/backend/base.rb, line 41
def after_fork
end
before_fork() click to toggle source

Hook method that is called before a new worker is forked

# File lib/delayed/backend/base.rb, line 37
def before_fork
end
enqueue(*args) click to toggle source

Add a job to the queue

# File lib/delayed/backend/base.rb, line 10
def enqueue(*args)
  job_options = Delayed::Backend::JobPreparer.new(*args).prepare
  enqueue_job(job_options)
end
enqueue_job(options) click to toggle source
# File lib/delayed/backend/base.rb, line 15
def enqueue_job(options)
  new(options).tap do |job|
    Delayed::Worker.lifecycle.run_callbacks(:enqueue, job) do
      job.hook(:enqueue)
      Delayed::Worker.delay_job?(job) ? job.save : job.invoke_job
    end
  end
end
recover_from(_error) click to toggle source

Allow the backend to attempt recovery from reserve errors

# File lib/delayed/backend/base.rb, line 33
def recover_from(_error)
end
reserve(worker, max_run_time = Worker.max_run_time) click to toggle source
# File lib/delayed/backend/base.rb, line 24
def reserve(worker, max_run_time = Worker.max_run_time)
  # We get up to 5 jobs from the db. In case we cannot get exclusive access to a job we try the next.
  # this leads to a more even distribution of jobs across the worker processes
  find_available(worker.name, worker.read_ahead, max_run_time).detect do |job|
    job.lock_exclusively!(max_run_time, worker.name)
  end
end
work_off(num = 100) click to toggle source
# File lib/delayed/backend/base.rb, line 44
def work_off(num = 100)
  warn '[DEPRECATION] `Delayed::Job.work_off` is deprecated. Use `Delayed::Worker.new.work_off instead.'
  Delayed::Worker.new.work_off(num)
end