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