Class: Up::UWebSocket::Cluster

Inherits:
Server
  • Object
show all
Defined in:
lib/up/u_web_socket/cluster.rb

Instance Method Summary collapse

Constructor Details

#initialize(app:, host: 'localhost', port: 3000, scheme: 'http', ca_file: nil, cert_file: nil, key_file: nil, logger: Logger.new(STDERR), workers: nil) ⇒ Cluster

Returns a new instance of Cluster.



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# File 'lib/up/u_web_socket/cluster.rb', line 13

def initialize(app:, host: 'localhost', port: 3000, scheme: 'http', ca_file: nil, cert_file: nil, key_file: nil, logger: Logger.new(STDERR), workers: nil)
  super(app: app, host: host, port: port, scheme: scheme, ca_file: ca_file, cert_file: cert_file, key_file: key_file, logger: logger)
  @workers = workers || `num_workers`
  @members = []
end

Instance Method Details

#listen ⇒ Object 



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# File 'lib/up/u_web_socket/cluster.rb', line 19

def listen
  raise "already running" unless @members.empty?
  ::Up.instance_variable_set(:@instance, self)
  %x{
    if (cluster.isPrimary) {
      cluster.on('message', (worker, message, handle) => {
        if (message.c && message.m) {
          for (let member of #@members) {
            if (member !== worker) {
              member.send(message);
            }
          }
        }
      });
      for (let i = 0; i < #@workers; i++) {
        #@members[i] = cluster.fork();
      }
    } else {
      #@worker = true;
      function process_message_handler(message, handle) {
        #@server.publish(message.c, message.m);
      }
      process.on('message', process_message_handler);
      #{super}
    }
  }
end

#publish(channel, message) ⇒ Object 



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# File 'lib/up/u_web_socket/cluster.rb', line 47

def publish(channel, message)
  %x{
    if (!message.$$is_string) {
      message = JSON.stringify(message);
    }
    if (#@worker ) {
      #@server?.publish(channel, message);
      process.send({c: channel, m: message});
    } else if (#@members) {
      for (let member of #@members) {
        if (member !== worker) {
          member.send(message);
        }
      }
    }
  }
  true
end

#stop ⇒ Object 



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# File 'lib/up/u_web_socket/cluster.rb', line 66

def stop
  if Up::CLI::stoppable?
    @members.each { |m| `m.kill()` } 
    @members.clear
  end
end