Bumped version number

.envdev

@@ -1,5 +1,6 @@
 WEB_PROTOCOL=http
 WEB_ADDRESS=localhost
+WEB_RESET_ADDRESS=localhost/reset
 WEB_PORT=3200
 
 DB_HOSTNAME=database

README.md

@@ -83,4 +83,28 @@ Content-Type: application/json
 {
 	"password": "helloworld"
 }
+
+
+//DOCS: Send the link to recover a forgotten password
+POST /auth/recover
+Content-Type: application/json
+
+{
+	"email": "kayneruse@gmail.com"
+}
+
+
+//DOCS: Redirect the link to recover a password to the front-end
+GET /auth/reset?token=<token>
+
+//Result
+301 -> ${WEB_RESET_ADDRESS}?email=<email>&token=<token>
+
+
+//DOCS: Resets a password for the given email, correct token is required
+PATCH /auth/reset?email=<email>&token=<token>
+
+{
+	"password": "password"
+}
 ```

configure-script.js

@@ -30,6 +30,7 @@ const question = (prompt, def = null) => {
 	//project configuration
 	const appName = await question('App Name', 'auth');
 	const appWebAddress = await question('Web Addr', `${appName}.example.com`);
+	const resetAddress = await question('Reset Addr', `example.com/reset`);
 	const appPort = await question('App Port', '3200');
 
 	const appDBUser = await question('DB User', appName);
@@ -69,6 +70,7 @@ services:
     environment:
       - WEB_PROTOCOL=https
       - WEB_ADDRESS=${appWebAddress}
+      - WEB_RESET_ADDRESS=${resetAddress}
       - WEB_PORT=${appPort}
       - DB_HOSTNAME=database
       - DB_DATABASE=${appName}

package.json

@@ -1,36 +1,36 @@
-{
-  "name": "auth-server",
-  "version": "1.4.0",
-  "description": "An API centric auth server. Uses Sequelize and mariaDB by default.",
-  "main": "server/server.js",
-  "scripts": {
-    "start": "node server/server.js",
-    "dev": "npm run watch:server",
-    "watch:server": "nodemon . --ext js,jsx,json --ignore 'node_modules/*'"
-  },
-  "repository": {
-    "type": "git",
-    "url": "git+https://github.com/krgamestudios/auth-server.git"
-  },
-  "author": "Kayne Ruse",
-  "license": "ISC",
-  "bugs": {
-    "url": "https://github.com/krgamestudios/auth-server/issues"
-  },
-  "homepage": "https://github.com/krgamestudios/auth-server#readme",
-  "dependencies": {
-    "bcryptjs": "^2.4.3",
-    "body-parser": "^1.19.0",
-    "cors": "^2.8.5",
-    "dotenv": "^8.6.0",
-    "express": "^4.17.1",
-    "jsonwebtoken": "^8.5.1",
-    "mariadb": "^2.5.4",
-    "node-cron": "^2.0.3",
-    "nodemailer": "^6.6.3",
-    "sequelize": "^6.6.5"
-  },
-  "devDependencies": {
-    "nodemon": "^2.0.12"
-  }
-}
+{
+  "name": "auth-server",
+  "version": "1.4.1",
+  "description": "An API centric auth server. Uses Sequelize and mariaDB by default.",
+  "main": "server/server.js",
+  "scripts": {
+    "start": "node server/server.js",
+    "dev": "npm run watch:server",
+    "watch:server": "nodemon . --ext js,jsx,json --ignore 'node_modules/*'"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/krgamestudios/auth-server.git"
+  },
+  "author": "Kayne Ruse",
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/krgamestudios/auth-server/issues"
+  },
+  "homepage": "https://github.com/krgamestudios/auth-server#readme",
+  "dependencies": {
+    "bcryptjs": "^2.4.3",
+    "body-parser": "^1.19.0",
+    "cors": "^2.8.5",
+    "dotenv": "^8.6.0",
+    "express": "^4.17.1",
+    "jsonwebtoken": "^8.5.1",
+    "mariadb": "^2.5.4",
+    "node-cron": "^2.0.3",
+    "nodemailer": "^6.6.3",
+    "sequelize": "^6.6.5"
+  },
+  "devDependencies": {
+    "nodemon": "^2.0.12"
+  }
+}

server/auth/index.js

@@ -14,6 +14,11 @@ router.post('/login', require('./login'));
 //refresh token
 router.post('/token', require('./token'));
 
+//password recover and reset
+router.post('/recover', require('./password-recover'));
+router.get('/reset', require('./password-redirect'));
+router.patch('/reset', require('./password-reset'));
+
 //middleware
 router.use(tokenAuth);
 

server/auth/password-recover.js

@@ -0,0 +1,106 @@
+//libraries
+const nodemailer = require('nodemailer');
+
+const { accounts, recovery } = require('../database/models');
+
+//utilities
+const uuid = require('../utilities/uuid');
+const validateEmail = require('../utilities/validate-email');
+
+//auth/recover
+const route = async (req, res) => {
+	//validate details
+	const validateErr = await validateDetails(req.body);
+	if (validateErr) {
+		return res.status(401).end(validateErr);
+	}
+
+	//recovery token
+	const token = uuid(32);
+
+	//send the recovery email
+	const emailErr = await sendRecoveryEmail(req.body.email, token);
+	if (emailErr) {
+		return res.status(500).send(emailErr);
+	}
+
+	//save the token
+	await recovery.upsert({
+		email: req.body.email,
+		token: token
+	});
+
+	//finally
+	res.status(200).send("Recovery email sent!");
+	return null;
+};
+
+const validateDetails = async (body) => {
+	//basic formatting
+	if (!validateEmail(body.email)) {
+		return 'Invalid email';
+	}
+
+	//check for existing email
+	const emailRecord = await accounts.findOne({
+		where: {
+			email: body.email
+		}
+	});
+
+	if (!emailRecord) {
+		return 'Invalid email';
+	}
+
+	//OK
+	return null;
+};
+
+const sendRecoveryEmail = async (email, token) => {
+	const addr = `${process.env.WEB_PROTOCOL}://${process.env.WEB_ADDRESS}/auth/reset?token=${token}`;
+	const msg = `Hello,
+
+Please visit the following link to reset your password: ${addr}
+
+If you did not request a password reset, you can safely ignore this message.
+`;
+
+	let transporter, info;
+
+	//what exactly is a transport?
+	try {
+		transporter = nodemailer.createTransport({
+			host: process.env.MAIL_SMTP,
+			port: 465,
+			secure: true,
+			auth: {
+			  user: process.env.MAIL_USERNAME,
+			  pass: process.env.MAIL_PASSWORD
+			},
+		});
+	}
+	catch(e) {
+		return `failed to create a mail transport: ${e}`;
+	}
+
+	// send mail with defined transport object
+	try {
+		info = await transporter.sendMail({
+			from: `recovery@${process.env.WEB_ADDRESS}`, //WARNING: google overwrites this
+			to: email,
+			subject: 'Password Recovery',
+			text: msg
+		});
+	}
+	catch(e) {
+		return `failed to send validation mail: ${e}`;
+	}
+
+	if (info.accepted[0] != email) {
+		return 'recovery email failed to send';
+	}
+
+	return null;
+};
+
+module.exports = route;

server/auth/password-redirect.js

@@ -0,0 +1,21 @@
+const { accounts, recovery } = require('../database/models');
+
+//auth/reset
+const route = async (req, res) => {
+	//verify the recovery record exists
+	const record = await recovery.findOne({
+		where: {
+			token: req.query.token
+		}
+	});
+
+	if (!record) {
+		return res.status(401).end('Failed to recover a password');
+	}
+
+	//redirect to the front-end
+	res.redirect(`${process.env.WEB_PROTOCOL}://${process.env.WEB_RESET_ADDRESS}?email=${record.email}&token=${record.token}`);
+	return null;
+};
+
+module.exports = route;

server/auth/password-reset.js

@@ -0,0 +1,62 @@
+//libraries
+const bcrypt = require('bcryptjs');
+
+const { accounts, recovery } = require('../database/models');
+
+//auth/reset
+const route = async (req, res) => {
+	//validate the given details
+	const validateErr = await validateDetails(req.query, req.body);
+	if (validateErr) {
+		return res.status(401).send(validateErr);
+	}
+
+	//generate the password hash
+	const hash = await bcrypt.hash(req.body.password, await bcrypt.genSalt(11));
+
+	//update the account data
+	await accounts.update({
+		hash: hash
+	}, {
+		where: {
+			email: req.query.email
+		}
+	})
+
+	//delete from the recovery table
+	await recovery.destroy({
+		where: {
+			email: req.query.email
+		}
+	});
+
+	res.status(200).end();
+	return null;
+};
+
+const validateDetails = async (query, body) => {
+	//verify the recovery record exists
+	const record = await recovery.findOne({
+		where: {
+			email: query.email,
+			token: query.token
+		}
+	});
+
+	if (!record) {
+		return 'Failed to recover a password';
+	}
+
+	//validate password
+	if (!body.password) {
+		return 'Missing password';
+	}
+
+	if (body.password.length < 8) {
+		return 'Password too short';
+	}
+
+	return null;
+};
+
+module.exports = route;

server/database/models/index.js

@@ -1,5 +1,6 @@
 module.exports = {
 	tokens: require('./tokens'),
 	accounts: require('./accounts'),
-	pendingSignups: require('./pending-signups')
+	pendingSignups: require('./pending-signups'),
+	recovery: require('./recovery')
 };

server/database/models/recovery.js

@@ -0,0 +1,6 @@
+const sequelize = require('..');
+
+module.exports = sequelize.define('recovery', {
+	token: 'varchar(320)',
+	email: 'varchar(320)'
+});

server/server.js

@@ -1,32 +1,32 @@
-//environment variables
-require('dotenv').config();
-
-//create the server
-const express = require('express');
-const app = express();
-const server = require('http').Server(app);
-const cors = require('cors');
-
-//config
-app.use(express.json());
-app.use(cors());
-
-//database connection
-const database = require('./database');
-
-//access the admin
-app.use('/admin', require('./admin'));
-
-//access the auth
-app.use('/auth', require('./auth'));
-
-//error on access
-app.get('*', (req, res) => {
-	res.redirect('https://github.com/krgamestudios/auth-server');
-});
-
-//startup
-server.listen(process.env.WEB_PORT || 3200, async (err) => {
-	await database.sync();
-	console.log(`listening to localhost:${process.env.WEB_PORT || 3200}`);
-});
+//environment variables
+require('dotenv').config();
+
+//create the server
+const express = require('express');
+const app = express();
+const server = require('http').Server(app);
+const cors = require('cors');
+
+//config
+app.use(express.json());
+app.use(cors());
+
+//database connection
+const database = require('./database');
+
+//access the admin
+app.use('/admin', require('./admin'));
+
+//access the auth
+app.use('/auth', require('./auth'));
+
+//error on access
+app.get('*', (req, res) => {
+	res.redirect('https://github.com/krgamestudios/auth-server');
+});
+
+//startup
+server.listen(process.env.WEB_PORT || 3200, async (err) => {
+	await database.sync();
+	console.log(`listening to localhost:${process.env.WEB_PORT || 3200}`);
+});