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uptime-kuma/server/auth.js

75 lines
2.0 KiB

const basicAuth = require("express-basic-auth");
const passwordHash = require("./password-hash");
const { R } = require("redbean-node");
const { setting } = require("./util-server");
const { loginRateLimiter } = require("./rate-limiter");
/**
*
* @param username : string
* @param password : string
* @returns {Promise<Bean|null>}
*/
exports.login = async function (username, password) {
if (typeof username !== "string" || typeof password !== "string") {
return null;
}
let user = await R.findOne("user", " username = ? AND active = 1 ", [
username,
]);
if (user && passwordHash.verify(password, user.password)) {
// Upgrade the hash to bcrypt
if (passwordHash.needRehash(user.password)) {
await R.exec("UPDATE `user` SET password = ? WHERE id = ? ", [
passwordHash.generate(password),
user.id,
]);
}
return user;
}
return null;
};
/**
* A function that checks if a user is logged in.
* @param {string} username The username of the user to check for.
* @param {function} callback The callback to call when done, with an error and result parameter.
*
* Generated by Trelent
*/
function myAuthorizer(username, password, callback) {
// Login Rate Limit
loginRateLimiter.pass(null, 0).then((pass) => {
if (pass) {
exports.login(username, password).then((user) => {
callback(null, user != null);
if (user == null) {
loginRateLimiter.removeTokens(1);
}
});
} else {
callback(null, false);
}
});
}
exports.basicAuth = async function (req, res, next) {
const middleware = basicAuth({
authorizer: myAuthorizer,
authorizeAsync: true,
challenge: true,
});
const disabledAuth = await setting("disableAuth");
if (!disabledAuth) {
middleware(req, res, next);
} else {
next();
}
};