membercache

@@ -12,13 +12,16 @@ if (config.useOneapm) {
     require('oneapm');
 }
 
+const _ = require('lodash');
 const express = require('express');
 const path = require('path');
-const uuid = require('uuid');
 const bodyParser = require('body-parser');
 const cookieParser = require('cookie-parser');
 const favicon = require('serve-favicon');
-const session = require('client-sessions');
+const CookieSession = require('client-sessions');
+const MemcachedSession = require('yoho-express-session');
+const memcached = require('connect-memcached');
+const MemcachedStore = memcached(MemcachedSession);
 const hbs = require('express-handlebars');
 const multer = require('connect-multiparty');
 const pkg = require('./package.json');
@@ -54,21 +57,71 @@ app.use(bodyParser.urlencoded({extended: true}));
 app.use(cookieParser());
 app.use(multer());
 
-app.use(session({
-    requestKey: 'session',
+app.use(MemcachedSession({  // eslint-disable-line
+    proxy: true,
+    resave: false,
+    saveUninitialized: true,
+    unset: 'destroy',
+    secret: '82dd7e724f2c6870472c89dfa43cf48d',
+    name: 'yohoblk-session',
+    cookie: {
+        domain: 'yohoblk.com',
+        httpOnly: false
+    },
+    store: new MemcachedStore({
+        hosts: config.memcache.session,
+        prefix: 'yohoblk-session:',
+        reconnect: 5000,
+        timeout: 1000,
+        retries: 0
+    })
+}));
+
+app.use(CookieSession({ // eslint-disable-line
+    requestKey: 'session2',
     cookieName: 'yohoblk-session',
     secret: '82dd7e724f2c6870472c89dfa43cf48d',
-    domain: config.cookieDomain
+    cookie: {
+        domain: config.cookieDomain,
+        ephemeral: true
+    }
 }));
+app.use((req, res, next) => {
+    if (req.session) {
+        let sessionKeys = Object.keys(req.session || {});
+        let backSessionKeys = Object.keys(req.session2.sessionBack || {});
+
+        if (backSessionKeys.length > sessionKeys.length) {
+            let differences = _.difference(backSessionKeys, sessionKeys);
+
+            _.forEach(differences, d => {
+                req.session[d] = req.session2.sessionBack[d];
+            });
+        }
+        req.session2.sessionBack = req.session;
+    } else {
+        req.session = new MemcachedSession.Session(req);
+        req.session.cookie = new MemcachedSession.Cookie({
+            domain: 'yohoblk.com',
+            httpOnly: false
+        });
+        req.session = _.assign(req.session, req.session2.sessionBack);
+    }
 
+    if (typeof req.session.reset !== 'function') {
+        req.session.reset = function() {
+            req.session = null;
+            req.session2.reset();
+        };
+    }
+    next();
+});
 app.use((req, res, next) => {
     req.user = {}; // 全局的用户数据
     req.yoho = {}; // req和res绑定yoho对象，用于传递全局数据, 如req.yoho.channel等
 
-    if (!req.session || !req.session.uuid) {
-        req.session = {
-            uuid: uuid.v4()
-        };
+    if (!req.session) {
+        req.session = {};
     }
     next();
 });

@@ -65,7 +65,9 @@
         "winston-daily-rotate-file": "^1.1.4",
         "xml2js": "^0.4.17",
         "xss": "^0.2.13",
-        "yoho-node-lib": "0.2.17"
+        "connect-memcached": "^0.2.0",
+        "yoho-express-session": "^2.0.0",
+        "yoho-node-lib": "0.2.17"   
     },
     "devDependencies": {
         "autoprefixer": "^6.3.6",