Class: Sidekiq::Processor

Inherits:
Object
  • Object
show all
Includes:
Celluloid, Util
Defined in:
lib/sidekiq/processor.rb

Overview

The Processor receives a message from the Manager and actually processes it. It instantiates the worker, runs the middleware chain and then calls Sidekiq::Worker#perform.

Constant Summary

Constants included from Util

Util::EXPIRY

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Util

#hostname, #logger, #process_id, #redis, #watchdog

Methods included from ExceptionHandler

#handle_exception

Constructor Details

#initialize(boss) ⇒ Processor

Returns a new instance of Processor.



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# File 'lib/sidekiq/processor.rb', line 29

def initialize(boss)
  @boss = boss
end

Class Method Details

.default_middleware ⇒ Object

exclusive :process



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# File 'lib/sidekiq/processor.rb', line 20

def self.default_middleware
  Middleware::Chain.new do |m|
    m.add Middleware::Server::Logging
    m.add Middleware::Server::RetryJobs
    m.add Middleware::Server::ActiveRecord
    m.add Middleware::Server::Timeout
  end
end

Instance Method Details

#inspect ⇒ Object

See github.com/tarcieri/celluloid/issues/22



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# File 'lib/sidekiq/processor.rb', line 59

def inspect
  "#<Processor #{to_s}>"
end

#process(work) ⇒ Object 



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# File 'lib/sidekiq/processor.rb', line 33

def process(work)
  msgstr = work.message
  queue = work.queue_name
  defer do
    begin
      msg = Sidekiq.load_json(msgstr)
      klass  = msg['class'].constantize
      worker = klass.new
      worker.jid = msg['jid']

      stats(worker, msg, queue) do
        Sidekiq.server_middleware.invoke(worker, msg, queue) do
          worker.perform(*cloned(msg['args']))
        end
      end
    rescue Exception => ex
      handle_exception(ex, msg || { :message => msgstr })
      raise
    ensure
      work.acknowledge
    end
  end
  @boss.async.processor_done(current_actor)
end

#to_s ⇒ Object 



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# File 'lib/sidekiq/processor.rb', line 63

def to_s
  @str ||= "#{hostname}:#{process_id}-#{Thread.current.object_id}:default"
end