var msg = data;
//console.log(msg);
tmp = msg.match(/\r\n\r\n(.*?)$/);
if(tmp) code = tmp[1];
tmp = msg.match(/GET (.*?) HTTP\/1.1/);
if(tmp) res = tmp[1];
tmp = msg.match(/Sec-WebSocket-Key1: (.*?)\r\n/);
if(tmp) key1 = tmp[1];
tmp = msg.match(/Sec-WebSocket-Key2: (.*?)\r\n/);
if(tmp) key2 = tmp[1];
tmp = msg.match(/Host: (.*?)\r\n/);
if(tmp) host = tmp[1];
tmp = msg.match(/Origin: (.*?)\r\n/);
if(tmp) origin = tmp[1];
tmp = msg.match(/Upgrade: (.*?)\r\n/);
if(tmp) upgrade = tmp[1];
tmp = msg.match(/Connection: (.*?)\r\n/);
if(tmp) connection = tmp[1];
tmp = key1.match(/[0-9]/g);
num1 = parseInt(tmp.join(''));
tmp = key2.match(/[0-9]/g);
num2 = parseInt(tmp.join(''));
tmp = key1.match(/\s/g);
spa1 = tmp.length;
tmp = key2.match(/\s/g);
spa2 = tmp.length;
part1 = num1/spa1;
part2 = num2/spa2;
var md5 = crypto.createHash('md5');
test1 = String.fromCharCode(part1 >> 24 & 0xFF, part1 >> 16 & 0xFF, part1 >> 8 & 0xFF, part1 & 0xFF);
md5.update(test1);
test2 = String.fromCharCode(part2 >> 24 & 0xFF, part2 >> 16 & 0xFF, part2 >> 8 & 0xFF, part2 & 0xFF);
md5.update(test2);
md5.update(code);
var fin = md5.digest('binary');
var out = "HTTP/1.1 101 Web Socket Protocol Handshake\r\n"+'Upgrade: '+upgrade+"\r\n"+'Connection: '+connection+"\r\n"+'Sec-WebSocket-Origin: '+origin+"\r\n"+'Sec-WebSocket-Location: ws://'+host+res+"\r\n\r\n"+fin;
console.log(out);
socket.write(out, 'utf8');
如果有人有想法,我会很开心:)尝试使用v76规范中的握手方法给出的示例代码,并在那里确定。
答案 0 :(得分:2)
您可以参考phpwebsocket了解更多信息。
在最新的WebSocket协议版本[draft-ietf-hybi-thewebsocketprotocol-09中,握手机制已经更新,只有一个“Sec-WebSocket-Key”,你可以了解更多关于修改后的握手机制来自我的文章:http://www.codeproject.com/KB/HTML/Web-Socket-in-Essence.aspx