Class: Slacky::Service

Inherits:
Object
  • Object
show all
Defined in:
lib/slacky/service.rb

Instance Method Summary collapse

Constructor Details

#initialize(config, daemon) ⇒ Service

Returns a new instance of Service.



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# File 'lib/slacky/service.rb', line 4

def initialize(config, daemon)
  @config = config
  @daemon = daemon
end

Instance Method Details

#restart ⇒ Object 



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# File 'lib/slacky/service.rb', line 50

def restart
  stop
  start
end

#run ⇒ Object 



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# File 'lib/slacky/service.rb', line 9

def run
  @daemon.start false
end

#start(persist = false) ⇒ Object 



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# File 'lib/slacky/service.rb', line 13

def start(persist = false)
  pid = get_pid
  if pid
    puts "#{@config.name} is already running with PID #{pid}"
    return
  end

  print "Starting #{@config.name}... "
  new_pid = Process.fork { @daemon.start }
  Process.detach new_pid
  puts "started"
end

#status ⇒ Object 



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# File 'lib/slacky/service.rb', line 55

def status
  pid = get_pid
  if pid
    puts "#{@config.name} is running with PID #{pid}"
    true
  else
    puts "#{@config.name} is not running"
    false
  end
end

#stop(persist = false) ⇒ Object 



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# File 'lib/slacky/service.rb', line 26

def stop(persist = false)
  pid = get_pid
  unless pid
    puts "#{@config.name} is not running"
    return
  end

  print "Stopping #{@config.name}..."

  begin
    Process.kill 'HUP', pid
  rescue
    @daemon.cleanup
  end

  ticks = 0
  while pid = get_pid && ticks < 40
    sleep 0.5
    ticks += 1
    print '.' if ticks % 4 == 0
  end
  puts " #{pid.nil? ? 'stopped' : 'failed'}"
end