Module: RabbitJobs::MainLoop

Included in:
Scheduler, Worker
Defined in:
lib/rabbit_jobs/main_loop.rb

Overview

Main process loop.

Instance Method Summary collapse

Instance Method Details

#log_daemon_error(error) ⇒ Object 



37
38
39
40
41
42
43
 
# File 'lib/rabbit_jobs/main_loop.rb', line 37

def log_daemon_error(error)
  return unless RabbitJobs.logger

  RabbitJobs.logger.fatal error
ensure
  abort(error.message)
end

#main_loop ⇒ Object 



23
24
25
26
27
28
29
30
31
32
33
34
35
 
# File 'lib/rabbit_jobs/main_loop.rb', line 23

def main_loop
  loop do
    sleep 0.5
    next unless @shutdown

    RabbitJobs.logger.info 'Stopping.'
    if defined?(amqp_connection) # in worker only
      amqp_cleanup
    end
    yield if block_given?
    return true
  end
end

#shutdown ⇒ Object 



15
16
17
 
# File 'lib/rabbit_jobs/main_loop.rb', line 15

def shutdown
  @shutdown = true
end

#shutdown! ⇒ Object 



19
20
21
 
# File 'lib/rabbit_jobs/main_loop.rb', line 19

def shutdown!
  shutdown
end

#startup ⇒ Object 



4
5
6
7
8
9
10
11
12
13
 
# File 'lib/rabbit_jobs/main_loop.rb', line 4

def startup
  $stdout.sync = true

  @shutdown = false

  Signal.trap('TERM') { shutdown }
  Signal.trap('INT')  { shutdown! }

  true
end