Node.js Node/Socket/Express-试图将所有内容放在一起的错误-会话未定义
我试图从套接字在会话对象中设置一个值,在这样做的过程中,我发现我的配置不正确,我不知道为什么 这是我所有的相关代码,很明显我在这100行中做了一些错误的事情:Node.js Node/Socket/Express-试图将所有内容放在一起的错误-会话未定义,node.js,sockets,session,Node.js,Sockets,Session,我试图从套接字在会话对象中设置一个值,在这样做的过程中,我发现我的配置不正确,我不知道为什么 这是我所有的相关代码,很明显我在这100行中做了一些错误的事情: var express = require('express') var engine = require('ejs-locals') var app = express() , cookieParser = express.cookieParser('secret') , server = require('http').cre
var express = require('express')
var engine = require('ejs-locals')
var app = express()
, cookieParser = express.cookieParser('secret')
, server = require('http').createServer(app)
, cookie = require('cookie')
, connect = require('connect')
, MemoryStore = connect.middleware.session.MemoryStore
, sessionStore
, io = require('socket.io').listen(server);
io.set('log level', 2);
app.use(express.static(__dirname + '/public'));
app.use(express.bodyParser());
app.use(cookieParser);
//app.use(express.session({ secret:'secret', key:'express.sid', store:sessionStore = new MemoryStore() }));
app.use(express.session({ store:sessionStore = new MemoryStore() }));
io.set('authorization', function (data, accept) {
if (!data.headers.cookie)
return accept('No cookie transmitted.', false);
data.cookie = cookie.parse(data.headers.cookie);
data.sessionID = data.cookie['express.sid'];
console.log(data.sessionID);
console.log(sessionStore);
sessionStore.get(data.sessionID, function (err, session) {
if (err)
accept(err.message, false); //Turn down the connection
else {
console.log(session);
data.session = session; //Accept the session
accept(null, true);
}
});
});
var mysql = require('mysql');
var dbConnection = mysql.createConnection({
//connection string
});
app.engine('ejs', engine); // use ejs-locals for all ejs templates:
app.set('views',__dirname + '/views');
app.set('view engine', 'ejs'); // so you can render('index')
dbConnection.connect(function(error) {
if (error) {
return console.log("CONNECTION error: " + error);
}
});
server.listen(8080); //4000
app.get('/lobby/:id', requireAuth, function(request, response){
console.log('in lobby load');
response.render('lobby', { player: request.session.player, error: '', room: request.params.id});
});
app.get('/', function(request,response){
response.render('index', { player: request.session.player , error: '', room: ''});
});
app.post('/', function(request, response){ //login
console.log('booyeah1');
var post = request.body;
dbConnection.query("SELECT id, username, rating, pref_cut_deal, pref_cut_starter, pref_play_card, pref_count_hands FROM players WHERE username = '"+ post.username +"' and password = SHA1('"+ post.password +"') ORDER BY username LIMIT 1",
function (error, results, fields) {
if (error) {
response.render('index', { player: request.session.player , error: '', room: ''});
console.log(error);
}
if (results.length > 0) {
dbConnection.query("Insert into playersessions (player_id, browser_os) values ("+ results[0]['id'] +", '"+ post.browser_os +"' );");
request.session.player = { id: results[0]['id'], userName: results[0]['username'], rating: results[0]['rating'], prefCutDeal: results[0]['pref_cut_deal'], prefCutStarter: results[0]['pref_cut_starter'], prefPlayCard: results[0]['pref_play_card'], prefCountHands: results[0]['pref_count_hands']};
response.redirect('/lobby/a');
console.log('booyeah2');
}
else {
response.render('index', { player: request.session.player , error: 'incorrect username/password', room: ''});
}
});
});
function requireAuth(request, response, next) {
if (!request.session.player)
response.redirect('/');
else
next();
}
var SessionSockets = require('session.socket.io'),
sessionSockets = new SessionSockets(io, sessionStore, cookieParser);
sessionSockets.on('connection', function (err, socket, session, client) { clientConnect(err, socket, session,client) });
function clientConnect(err, socket, session, client) {
console.log(session);
if (session == null) {
socket.emit('sign out');
}
else {
socket.on('join room', function (room) {
//do stuff
});
}
}
当我运行上面的程序时,一切都正常。除了cookie中的会话ID和sessionStore中的会话ID不匹配之外。然而,当我发表评论时:use(express.session({store:sessionStore=newmemorystore()}))
我的评论是:
//use(express.session({secret:'secret',key:'express.sid',store:sessionStore=newmemorystore()}))
这就是我认为我需要的,以便会话ID彼此一致,然后在clientConnect中会话为空,我在登录时立即注销。你知道我哪里出了问题吗?试试下面的方法,告诉我是否有效
io.set('authorization', function (data, accept) {
if (!data.headers.cookie)
return accept('No cookie transmitted.', false);
data.cookie = cookie.parse(data.headers.cookie);
cookieParser(data, {}, function(err) {
if(data.signedCookies){
data.sessionID = data.signedCookies['express.sid']; //fixed typo here
console.log(data.sessionID);
console.log(sessionStore);
sessionStore.get(data.sessionID, function (err, session) {
if (err)
accept(err.message, false); //Turn down the connection
else {
console.log(session);
data.session = session; //Accept the session
accept(null, true);
}
});
}
});
});
所以我让它工作了。我只是把我不想要的部分删掉。我不确定是否有一种更优雅/防故障的方法来做到这一点??然后我使用sessionStore.load而不是.get
io.set('authorization', function (handshake, accept) {
if (!handshake.headers.cookie)
return accept('No cookie transmitted.', false);
handshake.cookie = cookie.parse(handshake.headers.cookie);
handshake.sessionID = handshake.cookie['express.sid'].substring(2).split('.')[0];
sessionStore.load(handshake.sessionID, function (err, session) {
if (err)
accept(err.message, false); //Turn down the connection
else {
handshake.session = session; //Accept the session
accept(null, true);
}
});
});
不工作:引用错误:选项未定义抱歉,我从自己的项目复制了代码。我现在已经更新了,你能检查一下它是否对你有用吗?我知道了。上面还有一种。应该是data.sessionID=data.signedCookies(带s)。太棒了!谢谢你编辑了输入错误,就像我说的,复制了未经测试的代码片段。很高兴你让它工作了,我知道当它不工作的时候会有第一手的痛苦。快乐编码。