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Commit | Line | Data |
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591ad40c JZ |
1 | 'use strict'; |
2 | ||
34adfa85 | 3 | var path = require('path'), |
dcb20866 | 4 | safe = require('safetydance'), |
b3ff26fb | 5 | fs = require('fs'), |
dcb20866 | 6 | bcrypt = require('bcryptjs'), |
4a27fce7 | 7 | uuid = require('uuid/v4'), |
47ba3ae4 | 8 | ldapjs = require('ldapjs'), |
bcee8931 | 9 | HttpError = require('connect-lastmile').HttpError, |
7af3d855 JZ |
10 | HttpSuccess = require('connect-lastmile').HttpSuccess, |
11 | webdavErrors = require('webdav-server').v2.Errors; | |
591ad40c | 12 | |
b979e487 JZ |
13 | const LDAP_URL = process.env.CLOUDRON_LDAP_URL; |
14 | const LDAP_USERS_BASE_DN = process.env.CLOUDRON_LDAP_USERS_BASE_DN; | |
b3ff26fb JZ |
15 | const LOCAL_AUTH_FILE = path.resolve(process.env.LOCAL_AUTH_FILE || './.users.json'); |
16 | const TOKENSTORE_FILE = path.resolve(process.env.TOKENSTORE_FILE || './.tokens.json'); | |
47ba3ae4 | 17 | const AUTH_METHOD = (LDAP_URL && LDAP_USERS_BASE_DN) ? 'ldap' : 'local'; |
c2c00fca JZ |
18 | const LOGIN_TOKEN_PREFIX = 'login-'; |
19 | const API_TOKEN_PREFIX = 'api-'; | |
47ba3ae4 JZ |
20 | |
21 | if (AUTH_METHOD === 'ldap') { | |
313dfe99 | 22 | console.log('Using ldap auth'); |
47ba3ae4 | 23 | } else { |
313dfe99 | 24 | console.log(`Using local auth file at: ${LOCAL_AUTH_FILE}`); |
47ba3ae4 | 25 | } |
dcb20866 | 26 | |
313dfe99 JZ |
27 | var gConfig = {}; |
28 | ||
bcee8931 JZ |
29 | var tokenStore = { |
30 | data: {}, | |
b3ff26fb JZ |
31 | save: function () { |
32 | try { | |
33 | fs.writeFileSync(TOKENSTORE_FILE, JSON.stringify(tokenStore.data), 'utf-8'); | |
34 | } catch (e) { | |
35 | console.error(`Unable to save tokenstore file at ${TOKENSTORE_FILE}`, e); | |
36 | } | |
37 | }, | |
bcee8931 JZ |
38 | get: function (token, callback) { |
39 | callback(tokenStore.data[token] ? null : 'not found', tokenStore.data[token]); | |
40 | }, | |
c2c00fca JZ |
41 | getApiTokens: function (callback) { |
42 | callback(null, Object.keys(tokenStore.data).filter(function (t) { return t.indexOf(API_TOKEN_PREFIX) === 0; })) | |
43 | }, | |
44 | set: function (token, user, callback) { | |
45 | tokenStore.data[token] = user; | |
b3ff26fb | 46 | tokenStore.save(); |
bcee8931 JZ |
47 | callback(null); |
48 | }, | |
49 | del: function (token, callback) { | |
50 | delete tokenStore.data[token]; | |
b3ff26fb | 51 | tokenStore.save(); |
bcee8931 JZ |
52 | callback(null); |
53 | } | |
54 | }; | |
55 | ||
b3ff26fb JZ |
56 | // load token store data if any |
57 | try { | |
313dfe99 | 58 | console.log(`Using tokenstore file at: ${TOKENSTORE_FILE}`); |
b3ff26fb JZ |
59 | tokenStore.data = JSON.parse(fs.readFileSync(TOKENSTORE_FILE, 'utf-8')); |
60 | } catch (e) { | |
61 | // start with empty token store | |
bcee8931 | 62 | } |
4a27fce7 | 63 | |
47ba3ae4 JZ |
64 | function verifyUser(username, password, callback) { |
65 | if (AUTH_METHOD === 'ldap') { | |
b979e487 | 66 | var ldapClient = ldapjs.createClient({ url: process.env.CLOUDRON_LDAP_URL }); |
47ba3ae4 JZ |
67 | ldapClient.on('error', function (error) { |
68 | console.error('LDAP error', error); | |
69 | }); | |
591ad40c | 70 | |
b979e487 | 71 | ldapClient.bind(process.env.CLOUDRON_LDAP_BIND_DN, process.env.CLOUDRON_LDAP_BIND_PASSWORD, function (error) { |
47ba3ae4 | 72 | if (error) return callback(error); |
591ad40c | 73 | |
47ba3ae4 | 74 | var filter = `(|(uid=${username})(mail=${username})(username=${username})(sAMAccountName=${username}))`; |
b979e487 | 75 | ldapClient.search(process.env.CLOUDRON_LDAP_USERS_BASE_DN, { filter: filter }, function (error, result) { |
47ba3ae4 | 76 | if (error) return callback(error); |
a90a633f | 77 | |
47ba3ae4 | 78 | var items = []; |
dcb20866 | 79 | |
47ba3ae4 JZ |
80 | result.on('searchEntry', function(entry) { items.push(entry.object); }); |
81 | result.on('error', callback); | |
82 | result.on('end', function (result) { | |
8dc61bb6 | 83 | if (result.status !== 0 || items.length === 0) return callback('Invalid credentials'); |
4a27fce7 | 84 | |
47ba3ae4 JZ |
85 | // pick the first found |
86 | var user = items[0]; | |
4a27fce7 | 87 | |
47ba3ae4 JZ |
88 | ldapClient.bind(user.dn, password, function (error) { |
89 | if (error) return callback('Invalid credentials'); | |
90 | ||
91 | callback(null, { username: username }); | |
92 | }); | |
93 | }); | |
4a27fce7 | 94 | }); |
47ba3ae4 JZ |
95 | }); |
96 | } else { | |
97 | var users = safe.JSON.parse(safe.fs.readFileSync(LOCAL_AUTH_FILE)); | |
98 | if (!users || !users[username]) return callback('Invalid credentials'); | |
99 | ||
100 | bcrypt.compare(password, users[username].passwordHash, function (error, valid) { | |
101 | if (error || !valid) return callback('Invalid credentials'); | |
102 | ||
103 | callback(null, { username: username }); | |
104 | }); | |
105 | } | |
591ad40c JZ |
106 | } |
107 | ||
313dfe99 JZ |
108 | exports.init = function (config) { |
109 | gConfig = config; | |
110 | }; | |
111 | ||
34adfa85 JZ |
112 | exports.login = function (req, res, next) { |
113 | verifyUser(req.body.username, req.body.password, function (error, user) { | |
114 | if (error) return next(new HttpError(401, 'Invalid credentials')); | |
591ad40c | 115 | |
c2c00fca | 116 | var accessToken = LOGIN_TOKEN_PREFIX + uuid(); |
47ba3ae4 | 117 | |
34adfa85 JZ |
118 | tokenStore.set(accessToken, user, function (error) { |
119 | if (error) return next(new HttpError(500, error)); | |
120 | ||
121 | next(new HttpSuccess(201, { accessToken: accessToken, user: user })); | |
47ba3ae4 | 122 | }); |
34adfa85 JZ |
123 | }); |
124 | }; | |
4a27fce7 | 125 | |
34adfa85 JZ |
126 | exports.verify = function (req, res, next) { |
127 | var accessToken = req.query.access_token || req.body.accessToken; | |
4a27fce7 | 128 | |
34adfa85 JZ |
129 | tokenStore.get(accessToken, function (error, user) { |
130 | if (error) return next(new HttpError(401, 'Invalid Access Token')); | |
bcee8931 | 131 | |
34adfa85 JZ |
132 | req.user = user; |
133 | ||
134 | next(); | |
bcee8931 | 135 | }); |
34adfa85 JZ |
136 | |
137 | }; | |
4a27fce7 | 138 | |
313dfe99 JZ |
139 | exports.verifyIfNeeded = function (req, res, next) { |
140 | if (!gConfig.folderListingEnabled) return exports.verify(req, res, next); | |
141 | next(); | |
142 | }; | |
143 | ||
4a27fce7 | 144 | exports.logout = function (req, res, next) { |
34adfa85 JZ |
145 | var accessToken = req.query.access_token || req.body.accessToken; |
146 | ||
147 | tokenStore.del(accessToken, function (error) { | |
bcee8931 | 148 | if (error) console.error(error); |
4a27fce7 | 149 | |
bcee8931 JZ |
150 | next(new HttpSuccess(200, {})); |
151 | }); | |
4a27fce7 JZ |
152 | }; |
153 | ||
154 | exports.getProfile = function (req, res, next) { | |
155 | next(new HttpSuccess(200, { username: req.user.username })); | |
156 | }; | |
7af3d855 | 157 | |
c2c00fca JZ |
158 | exports.getTokens = function (req, res, next) { |
159 | tokenStore.getApiTokens(function (error, result) { | |
160 | if (error) return next(new HttpError(500, error)); | |
161 | ||
162 | next(new HttpSuccess(200, { accessTokens: result })); | |
163 | }); | |
164 | }; | |
165 | ||
166 | exports.createToken = function (req, res, next) { | |
167 | var accessToken = API_TOKEN_PREFIX + uuid(); | |
168 | ||
169 | tokenStore.set(accessToken, req.user, function (error) { | |
170 | if (error) return next(new HttpError(500, error)); | |
171 | ||
172 | next(new HttpSuccess(201, { accessToken: accessToken })); | |
173 | }); | |
174 | }; | |
175 | ||
176 | exports.delToken = function (req, res, next) { | |
177 | tokenStore.del(req.params.token, function (error) { | |
178 | if (error) console.error(error); | |
179 | ||
180 | next(new HttpSuccess(200, {})); | |
181 | }); | |
182 | }; | |
183 | ||
7af3d855 JZ |
184 | // webdav usermanager |
185 | exports.WebdavUserManager = WebdavUserManager; | |
186 | ||
187 | // This implements the required interface only for the Basic Authentication for webdav-server | |
188 | function WebdavUserManager() {}; | |
189 | ||
190 | WebdavUserManager.prototype.getDefaultUser = function (callback) { | |
191 | // this is only a dummy user, since we always require authentication | |
192 | var user = { | |
193 | username: 'DefaultUser', | |
194 | password: null, | |
195 | isAdministrator: false, | |
196 | isDefaultUser: true, | |
197 | uid: 'DefaultUser' | |
198 | }; | |
199 | ||
200 | callback(user); | |
201 | }; | |
202 | ||
203 | WebdavUserManager.prototype.getUserByNamePassword = function (username, password, callback) { | |
47ba3ae4 JZ |
204 | verifyUser(username, password, function (error, user) { |
205 | if (error) return callback(webdavErrors.UserNotFound); | |
7af3d855 JZ |
206 | |
207 | callback(null, { | |
47ba3ae4 | 208 | username: user.username, |
7af3d855 JZ |
209 | isAdministrator: true, |
210 | isDefaultUser: false, | |
47ba3ae4 | 211 | uid: user.username |
7af3d855 JZ |
212 | }); |
213 | }); | |
214 | }; |