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socket.io + express session
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//express3.0 | |
var express = require('express'); | |
var app = express(); | |
app.set('port', 3000); | |
app.set('views', __dirname + '/views'); | |
app.set('view engine', 'jade'); | |
app.use(express.bodyParser()); | |
app.use(express.methodOverride()); | |
//session & cookie | |
var sessionStore = new express.session.MemoryStore({reapInterval: 60000 * 10}); | |
app.use(express.cookieParser()); | |
app.use(express.session({ | |
store: sessionStore, | |
key: 'sid', | |
secret: 'your_session_secret' | |
})); | |
app.use(express.static(path.join(__dirname, 'public'))); | |
app.use(app.router); | |
var server = http.createServer(app); | |
var io = require('socket.io').listen(server); | |
server.listen(app.get('port'), function(){ | |
console.log("%s listening on port %d in %s mode", 'your_project_name', app.get('port'), app.settings.env); | |
console.log("God bless love...."); | |
console.log("You can visit your app with http://localhost:%d", app.get('port')); | |
}); | |
//通过cookie读取sessionid,进而得到session | |
var chatServer = io.of('/chat'); | |
chatServer.authorization(function(handshakeData, callback) { | |
//没有cookie则退出 | |
if (!handshakeData.headers.cookie) return callback('socket.io: no found cookie.', false); | |
//根据cookie找sessionId,https://github.com/DanielBaulig/sioe-demo/blob/master/app.js | |
var signedCookies = require('express/node_modules/cookie').parse(handshakeData.headers.cookie); | |
handshakeData.cookies = require('express/node_modules/connect/lib/utils').parseSignedCookies(signedCookies, 'your_session_secret'); | |
//根据sessionId找username | |
sessionStore.get(handshakeData.cookies['sid'], function(err, session) { | |
if (err || !session) return callback('socket.io: no found session.', false); | |
//得到session存入handshakeData | |
handshakeData.session = session; | |
if (handshakeData.session.user) { | |
return callback(null, true); | |
} else { | |
return callback('socket.io: no found session.user', false); | |
} | |
}) | |
}); | |
chatServer.on('connection', function (client) { | |
//读取session | |
var username = client.handshake.session.user.username; | |
}); |
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