Remove redis dependency only for few tokens

.gitignore

@@ -2,3 +2,4 @@ node_modules/
 files/
 .users.json
 .config.json
+.tokens.json

CHANGELOG

@@ -67,3 +67,6 @@
 [5.2.0]
 * Disable folder listing by default
 * Do not render welcome screen if folder listing is enabled
+
+[5.3.0]
+* Replacing redis token store with local json file

CloudronManifest.json

@@ -19,7 +19,6 @@
   "icon": "logo.png",
   "addons": {
     "ldap": {},
-    "redis": {},
     "localstorage": {}
   },
   "mediaLinks": [

npm-shrinkwrap.json

@@ -429,11 +429,6 @@
       "integrity": "sha1-fyjS657nsVqX79ic5j3P2qPMur8=",
       "dev": true
     },
-    "double-ended-queue": {
-      "version": "2.1.0-0",
-      "resolved": "https://registry.npmjs.org/double-ended-queue/-/double-ended-queue-2.1.0-0.tgz",
-      "integrity": "sha1-ED01J/0xUo9AGIEwyEHv3XgmTlw="
-    },
     "dtrace-provider": {
       "version": "0.2.8",
       "resolved": "https://registry.npmjs.org/dtrace-provider/-/dtrace-provider-0.2.8.tgz",
@@ -1300,26 +1295,6 @@
       "resolved": "https://registry.npmjs.org/readline-sync/-/readline-sync-1.4.9.tgz",
       "integrity": "sha1-PtqOZfI80qF+YTAbHwADOWr17No="
     },
-    "redis": {
-      "version": "2.8.0",
-      "resolved": "https://registry.npmjs.org/redis/-/redis-2.8.0.tgz",
-      "integrity": "sha512-M1OkonEQwtRmZv4tEWF2VgpG0JWJ8Fv1PhlgT5+B+uNq2cA3Rt1Yt/ryoR+vQNOQcIEgdCdfH0jr3bDpihAw1A==",
-      "requires": {
-        "double-ended-queue": "2.1.0-0",
-        "redis-commands": "1.3.1",
-        "redis-parser": "2.6.0"
-      }
-    },
-    "redis-commands": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/redis-commands/-/redis-commands-1.3.1.tgz",
-      "integrity": "sha1-gdgm9F+pyLIBH0zXoP5ZfSQdRCs="
-    },
-    "redis-parser": {
-      "version": "2.6.0",
-      "resolved": "https://registry.npmjs.org/redis-parser/-/redis-parser-2.6.0.tgz",
-      "integrity": "sha1-Uu0J2srBCPGmMcB+m2mUHnoZUEs="
-    },
     "reduce-component": {
       "version": "1.0.1",
       "resolved": "http://registry.npmjs.org/reduce-component/-/reduce-component-1.0.1.tgz",

package.json

@@ -40,7 +40,6 @@
     "passport-http-bearer": "^1.0.1",
     "passport-ldapjs": "^1.0.3",
     "readline-sync": "^1.4.9",
-    "redis": "^2.8.0",
     "request": "^2.83.0",
     "safetydance": "^0.1.1",
     "serve-index": "^1.9.1",

server.js

@@ -22,11 +22,11 @@ var express = require('express'),
     files = require('./src/files.js')(path.resolve(__dirname, process.argv[2] || 'files'));
 
 
-var rootFolder = path.resolve(__dirname, process.argv[2] || 'files');
-var configFile = path.resolve(__dirname, process.argv[3] || '.config.json');
+const ROOT_FOLDER = path.resolve(__dirname, process.argv[2] || 'files');
+const CONFIG_FILE = path.resolve(__dirname, process.argv[3] || '.config.json');
 
 // Ensure the root folder exists
-mkdirp.sync(rootFolder);
+mkdirp.sync(ROOT_FOLDER);
 
 var config = {
     folderListingEnabled: false
@@ -41,7 +41,7 @@ function setSettings(req, res, next) {
 
     config.folderListingEnabled = !!req.body.folderListingEnabled;
 
-    fs.writeFile(configFile, JSON.stringify(config), function (error) {
+    fs.writeFile(CONFIG_FILE, JSON.stringify(config), function (error) {
         if (error) return next(new HttpError(500, 'unable to save settings'));
 
         next(new HttpSuccess(201, {}));
@@ -50,10 +50,11 @@ function setSettings(req, res, next) {
 
 // Load the config file
 try {
-    config = require(configFile);
+    console.log(`Using config file: ${CONFIG_FILE}`);
+    config = require(CONFIG_FILE);
 } catch (e) {
-    if (e.code === 'MODULE_NOT_FOUND') console.log(`Config file ${configFile} not found`);
-    else console.log(`Cannot load config file ${configFile}`, e);
+    if (e.code === 'MODULE_NOT_FOUND') console.log(`Config file ${CONFIG_FILE} not found`);
+    else console.log(`Cannot load config file ${CONFIG_FILE}`, e);
 }
 
 if (typeof config.folderListingEnabled === 'undefined') config.folderListingEnabled = true;
@@ -85,7 +86,7 @@ app.use('/api', passport.initialize());
 app.use('/api', passport.session());
 app.use(router);
 app.use('/_admin', express.static(__dirname + '/frontend'));
-app.use('/', express.static(rootFolder));
+app.use('/', express.static(ROOT_FOLDER));
 app.use('/', function welcomePage(req, res, next) {
     if (config.folderListingEnabled || req.path !== '/') return next();
     res.status(200).sendFile(path.join(__dirname, '/frontend/welcome.html'));
@@ -94,7 +95,7 @@ app.use('/', function (req, res, next) {
     if (config.folderListingEnabled) return next();
     res.sendFile(__dirname + '/frontend/404.html');
 });
-app.use('/', serveIndex(rootFolder, { icons: true }));
+app.use('/', serveIndex(ROOT_FOLDER, { icons: true }));
 app.use(lastMile());
 
 var server = app.listen(3000, function () {
@@ -102,5 +103,5 @@ var server = app.listen(3000, function () {
     var port = server.address().port;
 
     console.log('Surfer listening on http://%s:%s', host, port);
-    console.log('Using base path', rootFolder);
+    console.log('Using base path', ROOT_FOLDER);
 });

src/auth.js

@@ -3,53 +3,47 @@
 var passport = require('passport'),
     path = require('path'),
     safe = require('safetydance'),
+    fs = require('fs'),
     bcrypt = require('bcryptjs'),
     uuid = require('uuid/v4'),
-    redis = require('redis'),
     BearerStrategy = require('passport-http-bearer').Strategy,
     LdapStrategy = require('passport-ldapjs').Strategy,
     HttpError = require('connect-lastmile').HttpError,
     HttpSuccess = require('connect-lastmile').HttpSuccess;
 
-var LOCAL_AUTH_FILE = path.resolve(process.env.LOCAL_AUTH_FILE || './.users.json');
+const LOCAL_AUTH_FILE = path.resolve(process.env.LOCAL_AUTH_FILE || './.users.json');
+const TOKENSTORE_FILE = path.resolve(process.env.TOKENSTORE_FILE || './.tokens.json');
 
 var tokenStore = {
     data: {},
+    save: function () {
+        try {
+            fs.writeFileSync(TOKENSTORE_FILE, JSON.stringify(tokenStore.data), 'utf-8');
+        } catch (e) {
+            console.error(`Unable to save tokenstore file at ${TOKENSTORE_FILE}`, e);
+        }
+    },
     get: function (token, callback) {
         callback(tokenStore.data[token] ? null : 'not found', tokenStore.data[token]);
     },
     set: function (token, data, callback) {
         tokenStore.data[token] = data;
+        tokenStore.save();
         callback(null);
     },
     del: function (token, callback) {
         delete tokenStore.data[token];
+        tokenStore.save();
         callback(null);
     }
 };
 
-if (process.env.REDIS_URL) {
-    console.log('Enable redis token store');
-
-    var redisClient = redis.createClient(process.env.REDIS_URL);
-
-    if (process.env.REDIS_PASSWORD) {
-        console.log('Using redis auth');
-        redisClient.auth(process.env.REDIS_PASSWORD);
-    }
-
-    // overwrite the tokenStore api
-    tokenStore.get = function (token, callback) {
-        redisClient.get(token, function (error, result) {
-            callback(error || null, safe.JSON.parse(result));
-        });
-    };
-    tokenStore.set = function (token, data, callback) {
-        redisClient.set(token, JSON.stringify(data), callback);
-    };
-    tokenStore.del = redisClient.del.bind(redisClient);
-} else {
-    console.log('Use in-memory token store');
+// load token store data if any
+try {
+    console.log(`Using tokenstore file: ${TOKENSTORE_FILE}`);
+    tokenStore.data = JSON.parse(fs.readFileSync(TOKENSTORE_FILE, 'utf-8'));
+} catch (e) {
+    // start with empty token store
 }
 
 function issueAccessToken() {
@@ -77,11 +71,11 @@ var LDAP_URL = process.env.LDAP_URL;
 var LDAP_USERS_BASE_DN = process.env.LDAP_USERS_BASE_DN;
 
 if (LDAP_URL && LDAP_USERS_BASE_DN) {
-    console.log('Enable ldap auth');
+    console.log('Using ldap auth');
 
     exports.login = [ passport.authenticate('ldap'), issueAccessToken() ];
 } else {
-    console.log('Use local user file:', LOCAL_AUTH_FILE);
+    console.log(`Using local user file: ${LOCAL_AUTH_FILE}`);
 
     exports.login = [
         function (req, res, next) {

start.sh

@@ -3,6 +3,7 @@
 set -eu
 
 export NODE_ENV=production
+export TOKENSTORE_FILE=/app/data/tokens.json
 
 if [[ ! -d "/app/data/surfer_root" ]]; then
     echo "=> Migrating root folder from /app/data to /app/data/surfer_root"