Class: Gt06Server::SessionSweeper

Inherits:
Object
  • Object
show all
Defined in:
lib/gt06_server/session_sweeper.rb

Defined Under Namespace

Classes: SessionSweeperObserver

Constant Summary collapse

DEFAULT_TIMEOUT = 
60
DEFAULT_INTERVAL = 
30

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(sessions, timeout: DEFAULT_TIMEOUT, interval: DEFAULT_INTERVAL, logger: Logger.new(STDOUT)) ⇒ SessionSweeper

Returns a new instance of SessionSweeper.

Parameters:



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# File 'lib/gt06_server/session_sweeper.rb', line 13

def initialize(sessions, timeout: DEFAULT_TIMEOUT, interval: DEFAULT_INTERVAL, logger: Logger.new(STDOUT))
  @sessions = sessions
  @timeout  = timeout
  @interval = interval
  @info     = { killed: 0, live: 0, count: 0 }
  @logger   = logger
end

Instance Attribute Details

#info ⇒ Object (readonly)

Returns the value of attribute info.



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# File 'lib/gt06_server/session_sweeper.rb', line 7

def info
  @info
end

#interval ⇒ Object (readonly)

Returns the value of attribute interval.



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# File 'lib/gt06_server/session_sweeper.rb', line 7

def interval
  @interval
end

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/gt06_server/session_sweeper.rb', line 7

def logger
  @logger
end

#sessions ⇒ Object (readonly)

Returns the value of attribute sessions.



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# File 'lib/gt06_server/session_sweeper.rb', line 7

def sessions
  @sessions
end

#timeout ⇒ Object (readonly)

Returns the value of attribute timeout.



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# File 'lib/gt06_server/session_sweeper.rb', line 7

def timeout
  @timeout
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/gt06_server/session_sweeper.rb', line 21

def run
  timer = Concurrent::TimerTask.new(execution_interval: @interval) do
    @sessions.each_pair do |key, session|
      next unless expired_session?(session)

      unless session.socket.closed?
        session.socket.setsockopt(Socket::SOL_SOCKET, Socket::SO_LINGER, [1, 0].pack('ii'))
        session.socket.close
      end

      @info[:killed] += 1
      @sessions.delete(key)
      @logger.debug "Session #{session.inspect} has been killed"
    end

    @info[:live] = @sessions.size
    @info[:count] += 1

    @info
  end

  timer.add_observer(SessionSweeperObserver.new(@logger))
  timer.execute
end