server = net.createServer( function(socket) { socket.write("welcome to KeepAlive\r\n"); socket.setTimeout(4*60*1000); // timeout settings 4MIN socket.setKeepAlive(true,1000 * 10); socket.on("data",function(data){ var str = data; if( str.toString().indexOf("ping") == 0 ){ socket.write("pong\r\n"); log.debug("client alive "); }else if( str.toString().indexOf('regist') == 0 ){ var name = // σόΠε໊ΛऔΓग़͢ // add new socket and name setClient(socket, name); setClientSocketName(socket, name); log.debug('REGIST='+name+":"+socket.remoteAddress); // ... // } }); }).listen(5228); →node.jsৄ͘͠ͳ͍͚Ͳ ɹखܰͦ͏ node.jsͩͱ͓खܰʁ