[英]How do I share sessions with express and websockets using connect-sqlite3?
I need to share sessions between express-session (v4) GET requests and WebSockets on('connection') using connect-sqlite3. 我需要使用connect-sqlite3在express-session(v4)GET请求和WebSockets on('connection')上共享会话。
The following basic setup without sqlite3 (from Azmisov's answer at ExpressJS & Websocket & session sharing ) works: 以下不带sqlite3的基本设置(来自Azmisov在ExpressJS和Websocket和会话共享中的回答)可以工作:
global.app = express();
var sessionParser = require('express-session')({
secret:"some secret",
resave: true,
saveUninitialized: true
});
app.use(sessionParser);
app.get('*', function (req, res) {
req.session.working = "Yes";
});
wss.on('connection', function connection(ws, req) {
sessionParser(req, {}, function(){
console.log("New websocket connection: Working = " + req.session.working + ".");
});
});
However, when I try to implement this with connect-sqlite3: 但是,当我尝试使用connect-sqlite3实现此功能时:
var sessionParser = require('express-session');
var SQLiteStore = require('connect-sqlite3')(sessionParser);
app.use(sessionParser({
store: new SQLiteStore({dir:configuration.data_dir, db:'sessions.s3db', table:'sessions'}),
secret: 'some secret',
resave: false,
saveUninitialized: true,
cookie: {
maxAge: configuration.session_cookie_maxage_ms,
name: 'shadowlands'
},
}));
app.get('*', function (req, res) {
req.session.working = "Yes";
});
wss.on('connection', function connection(ws, req) {
sessionParser(req, {}, function(){
console.log("New websocket connection: Working = " + req.session.working + ".");
});
});
In wss on('connection') at sessionParser(req, {}, function(){ ...), I get: 在sessionParser(req,{},function(){...)的wss on('connection')中,我得到:
express-session deprecated undefined resave option; provide resave option; provide resave option.
express-session deprecated undefined saveUninitialized option; provide saveUninitialized option; provide saveUninitialized option.
express-session deprecated req.secret; provide secret option.
This error still occurs if I change to: 如果我更改为:仍然会发生此错误:
sessionParser(req, {secret: 'some secret', resave: false, saveUninitialized: true}, function(){
The error goes away if I take out "req": 如果我取出“ req”,错误消失了:
sessionParser({secret: 'some secret', resave: false, saveUninitialized: true}, function(){
But then the sessionParser function does not get called, and req.session.working is not shown in the console. 但是,然后不会调用sessionParser函数,并且控制台中不会显示req.session.working。
The session does actually get saved to the sqlite3 database. 该会话实际上确实已保存到sqlite3数据库。
Any help much appreciated, thanks! 任何帮助,不胜感激,谢谢! Eric T.
埃里克·T。
I managed to fix it using cookie-parser and cookie in the websocket on('connection'). 我设法在websocket on('connection')上使用cookie解析器和cookie来修复它。
Note that I had to declare MySessionStore outside the app.use() so that I could perform a get() on it. 请注意,我必须在app.use()外部声明MySessionStore,以便可以对其执行get()。
var sessionParser = require('express-session');
var SQLiteStore = require('connect-sqlite3')(sessionParser);
var MySessionStore = new SQLiteStore({dir:configuration.data_dir, db:'sessions.s3db', table:'sessions'});
var cookieParser = require('cookie-parser');
var cookie = require('cookie');
app.use(cookieParser())
var sessionParser = require('express-session');
app.use(sessionParser({
resave: true,
saveUninitialized: true,
secret: "some secret",
store: MySessionStore,
cookie: { maxAge: 7 * 24 * 60 * 60 * 1000 } // 1 week
}));
// ============
app.get('*', function (req, res) {
req.session.working = "Yes";
});
// ============
wss.on('connection', function connection(ws, req) {
var got_cookie = false;
var cookies = cookie.parse(req.headers.cookie);
var sessionID = cookieParser.signedCookie(cookies['connect.sid'], "some secret");
MySessionStore.get(sessionID, function(err, sess) {
functions.write_log("session", "WSS: New websocket connection: " + "Working = '" + sess.working + "'.");
got_cookie = true;
});
// Optional, if you need a synchronous return from the function.
require('deasync').loopWhile(function(){return !got_cookie;});
});
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