Files
cloudron-box/src/routes/accesscontrol.js
2024-01-22 14:03:23 +01:00

98 lines
3.7 KiB
JavaScript

'use strict';
exports = module.exports = {
passwordAuth,
tokenAuth,
authorize,
authorizeOperator,
};
const apps = require('../apps.js'),
tokens = require('../tokens.js'),
assert = require('assert'),
BoxError = require('../boxerror.js'),
HttpError = require('connect-lastmile').HttpError,
safe = require('safetydance'),
users = require('../users.js');
async function passwordAuth(req, res, next) {
assert.strictEqual(typeof req.body, 'object');
if (!req.body.username || typeof req.body.username !== 'string') return next(new HttpError(400, 'A username must be non-empty string'));
if (!req.body.password || typeof req.body.password !== 'string') return next(new HttpError(400, 'A password must be non-empty string'));
if ('totpToken' in req.body && typeof req.body.totpToken !== 'string') return next(new HttpError(400, 'totpToken must be a string' ));
const { username, password, totpToken } = req.body;
const verifyFunc = username.indexOf('@') === -1 ? users.verifyWithUsername : users.verifyWithEmail;
let [error, user] = await safe(verifyFunc(username, password, users.AP_WEBADMIN, { totpToken, skipTotpCheck: false }));
if (error && error.reason === BoxError.INVALID_CREDENTIALS) return next(new HttpError(401, error.message));
if (error && error.reason === BoxError.NOT_FOUND) return next(new HttpError(401, 'Unauthorized'));
if (error) return next(new HttpError(500, error));
if (!user) return next(new HttpError(401, 'Unauthorized'));
req.user = user;
next();
}
async function tokenAuth(req, res, next) {
let accessToken;
// this determines the priority
if (req.body && req.body.access_token) accessToken = req.body.access_token;
if (req.query && req.query.access_token) accessToken = req.query.access_token;
if (req.headers && req.headers.authorization) {
const parts = req.headers.authorization.split(' ');
if (parts.length == 2) {
const [scheme, credentials] = parts;
if (/^Bearer$/i.test(scheme)) accessToken = credentials;
}
}
if (!accessToken) return next(new HttpError(401, 'Token required'));
const token = await tokens.getByAccessToken(accessToken);
if (!token) return next(new HttpError(401, 'No such token'));
const user = await users.get(token.identifier);
if (!user) return next(new HttpError(401,'User not found'));
if (!user.active) return next(new HttpError(401,'User not active'));
await safe(tokens.update(token.id, { lastUsedTime: new Date() })); // ignore any error
req.token = token;
req.user = user;
next();
}
function authorize(requiredRole) {
assert.strictEqual(typeof requiredRole, 'string');
return function (req, res, next) {
assert.strictEqual(typeof req.user, 'object');
assert.strictEqual(typeof req.token, 'object');
if (users.compareRoles(req.user.role, requiredRole) < 0) return next(new HttpError(403, `role '${requiredRole}' is required but user has only '${req.user.role}'`));
if (!tokens.hasScope(req.token, req.method, req.path)) return next(new HttpError(403, 'access token does not have this scope'));
next();
};
}
async function authorizeOperator(req, res, next) {
assert.strictEqual(typeof req.params.id, 'string');
assert.strictEqual(typeof req.user, 'object');
assert.strictEqual(typeof req.app, 'object');
assert.strictEqual(typeof req.token, 'object');
if (!tokens.hasScope(req.token, req.method, req.path)) return next(new HttpError(403, 'access token does not have this scope'));
if (apps.isOperator(req.app, req.user)) return next();
return next(new HttpError(403, 'user is not an operator'));
}