Merge pull request #3 from GithubOrgProjectPiza/feature-mailserver

Feature mailserver

.gitignore

@@ -102,3 +102,6 @@ dist
 
 # TernJS port file
 .tern-port
+
+# Compiled mjml templates
+.hbs

docker-compose.yml

@@ -0,0 +1,25 @@
+version: "3.4"
+services:
+  mail:
+    image: boky/postfix
+    restart: always
+    environment:
+      - ALLOWED_SENDER_DOMAINS=mail.${DOMAIN}
+    ports:
+      - "587:587"
+    container_name: "postfix"
+    volumes:
+      - ./host/keys/:/etc/opendkim/keys
+  postgres:
+    image: postgres
+    restart: always
+    environment:
+      - POSTGRES_USER=server
+      - POSTGRES_PASSWORD=${DATABASE_PASSWORD}
+    ports:
+      - "5432:5432"
+  redis:
+    image: redis
+    restart: always
+    ports:
+      - "6379:6379"

package.json

@@ -20,11 +20,25 @@
   "homepage": "https://github.com/GithubOrgProjectPiza/server#readme",
   "dependencies": {
     "@prisma/client": "^3.10.0",
+    "@types/argon2": "^0.15.0",
     "@types/express": "^4.17.13",
-    "axios": "^0.26.1",
+    "@types/handlebars": "^4.1.0",
+    "@types/jsonwebtoken": "^8.5.8",
+    "@types/mjml": "^4.7.0",
+    "@types/nodemailer": "^6.4.4",
+    "@types/redis": "^4.0.11",
+    "argon2": "^0.28.5",
+    "dotenv": "^16.0.0",
     "express": "^4.17.3",
+    "handlebars": "^4.7.7",
+    "jsonwebtoken": "^8.5.1",
+    "mjml": "^4.12.0",
+    "nanoid": "^3.3.2",
+    "nodemailer": "^6.7.2",
+    "prisma": "^3.10.0",
+    "redis": "^4.0.4",
+    "axios": "^0.26.1",
     "node-fetch": "^3.2.3",
-    "prisma": "^3.11.1",
     "ts-node": "^10.5.0",
     "typescript": "^4.5.5"
   },

prisma/schema.prisma

@@ -16,6 +16,7 @@ model User {
   passwordHash   String
   passwordSalt   String
   role           Role         @default(USER)
+  status         Status       @default(UNVERIFIED)
   organization   Organization @relation(fields: [organizationId], references: [id])
   organizationId Int
   orders         Order[]
@@ -63,3 +64,8 @@ enum Role {
   USER
   ADMIN
 }
+enum Status {
+  UNVERIFIED
+  VERIFIED
+  ENABLED
+}

resources/email/templates/verify.mjml

@@ -0,0 +1,32 @@
+<mjml>
+  <mj-body>
+    <mj-section>
+      <mj-column>
+        <mj-text font-size="20px" color="#6FB98F" font-family="helvetica" align="center">
+          πzza verification Email
+        </mj-text>
+
+        <mj-divider border-color="#6FB98F"></mj-divider>
+
+        <mj-text font-size="20px" color="#333" font-family="helvetica" align="center"
+          >Vielen Dank für deine Registrierung!<br />
+          Bitte klicke nun auf diesen Button,<br />
+          um den Konto zu bestätigen.</mj-text
+        >
+
+        <mj-button
+          background-color="#6FB98F"
+          font-family="helvetica"
+          font-size="20px"
+          border-radius="10px"
+          href="{{link}}"
+          >Hier Clicken</mj-button
+        >
+
+        <mj-text font-size="20px" color="#333" font-family="helvetica" align="center"
+          >Mit Freundlichen grüßen dein πzza Team</mj-text
+        >
+      </mj-column>
+    </mj-section>
+  </mj-body>
+</mjml>

scripts/dkim.sh

@@ -0,0 +1,32 @@
+#! /bin/bash
+
+#load .env file
+
+[[ -f .env ]] || { echo "`tput setaf 1`✗`tput sgr0` Could not find .env file are you in the correct directory (you should be in the server directory)"; exit 1;}
+
+set -o allexport
+[[ -f .env ]] && source .env
+set +o allexport
+
+#static variables
+NC='tput sgr0' #No Color
+GREEN='tput setaf 2'
+RED='tput setaf 1'
+
+
+#check dependencies
+command -v opendkim-genkey >/dev/null 2>&1 || { echo >&2 "`$RED`✗`$NC` Opendkim not installed install with your favorite package manager (opendkim-tools | opendkim-utils)"; exit 1;}
+
+#generate dkim keys
+mkdir -p ./host/keys
+echo "`$GREEN`✓`$NC` Created folder"
+
+cd ./host/keys
+opendkim-genkey -b 2048 -h rsa-sha256 -r -v --subdomains -s mail -d mail.$DOMAIN
+sed -i 's/h=rsa-sha256/sha256/' mail.txt
+mv mail.private mail.$DOMAIN.private
+mv mail.txt mail.$DOMAIN.txt
+
+echo "`$GREEN`✓`$NC` Generated dkim keys"
+
+exit 0

src/controller/auth.controller.ts

@@ -0,0 +1,142 @@
+import express from "express";
+import { Request, Response } from "express";
+import prisma from "../lib/prisma.lib";
+import { Role, Status } from "@prisma/client";
+import { createDefaultError, createDefaultSucces } from "../lib/standardResponse";
+import argon2 from "argon2";
+import jwt from "jsonwebtoken";
+import { emailClient } from "../lib/redis.lib";
+import { nanoid } from "nanoid";
+import { verificationMail } from "../lib/mail";
+
+const JWT_SECRET = process.env.jwtsecret || "secret";
+
+interface registerBody {
+  name: string;
+  password: string;
+  role: string;
+  organization?: number;
+}
+
+export interface authJwt {
+  id: number;
+  role: string;
+}
+
+const ROLES: readonly string[] = [Role.ADMIN, Role.USER];
+
+export const register = async (req: Request, res: Response) => {
+  const { name, password, role, organization } = req.body || {};
+
+  if (
+    !(
+      typeof name === "string" &&
+      typeof password === "string" &&
+      ROLES.includes(role) &&
+      typeof organization === "number"
+    )
+  ) {
+    return res.status(400).json(
+      createDefaultError("Request body does not match required parameters", {
+        name: "string",
+        password: "string",
+        organization: "int",
+      })
+    );
+  }
+
+  const hash = await argon2.hash("salty" + password + "salty");
+
+  if (!(await prisma.organization.findUnique({ where: { id: organization } }))) {
+    return res.status(404).json(createDefaultError(`Could not find organization with id ${organization}`, {}));
+  }
+
+  if (role ? ("USER" as Role) === Role.ADMIN : Role) {
+    if (req.auth?.role !== Role.ADMIN) {
+      return res.status(401).json(createDefaultError(`Unauthorized`, {}));
+    }
+  }
+
+  const user = await prisma.user.create({
+    data: {
+      email: name,
+      passwordSalt: "salty",
+      passwordHash: hash,
+      role: role as Role,
+      status: role === Role.ADMIN ? Status.UNVERIFIED : Status.ENABLED,
+      organization: { connect: { id: organization } || undefined },
+    },
+    select: {
+      id: true,
+      email: true,
+      role: true,
+    },
+  });
+
+  const usid = nanoid();
+
+  (await emailClient).set(usid, user.id);
+
+  verificationMail(name, usid);
+
+  res.status(201).json(createDefaultSucces("User created succesfully", user));
+};
+
+export const authenthicate = async (req: Request, res: Response) => {
+  const { name, password } = req.body || {};
+
+  if (!(typeof name === "string" && typeof password === "string")) {
+    return res.status(400).json(
+      createDefaultError("Request body does not match required parameters", {
+        name: "string",
+        password: "string",
+      })
+    );
+  }
+
+  const hash = await argon2.hash("salty" + password + "salty");
+
+  const user = await prisma.user.findUnique({ where: { email: name } });
+
+  if (!user) {
+    return res.status(403).json(createDefaultError("Username or Password wrong", {}));
+  }
+
+  if (user.passwordHash !== hash) {
+    return res.status(403).json(createDefaultError("Username or Password wrong", {}));
+  }
+
+  const userjwt: authJwt = {
+    id: user.id,
+    role: user.role,
+  };
+
+  req.headers.authorization = jwt.sign(userjwt, JWT_SECRET);
+};
+
+export const verifyEmail = async (req: Request, res: Response) => {
+  const { code } = req.body || {};
+
+  if (!(typeof code === "string")) {
+    return res.status(400).json(
+      createDefaultError("Request body does not match required parameters", {
+        code: "string",
+      })
+    );
+  }
+
+  const acc: number | undefined = emailClient.get(code);
+
+  if (!acc) {
+    return res.status(404).json(createDefaultError("The code is invalid", {}));
+  }
+
+  const user = prisma.user.update({
+    where: {
+      id: acc,
+    },
+    data: {
+      status: Status.VERIFIED,
+    },
+  });
+};

src/custom.d.ts

@@ -0,0 +1,7 @@
+import { authJwt } from "./controller/auth.controller";
+
+declare module "express-serve-static-core" {
+  interface Request {
+    auth?: authJwt & { isAuthenthicated: boolean };
+  }
+}

src/index.ts

@@ -1,23 +1,42 @@
-import express from "express";
-const app = express();
+import express, { NextFunction, Request, Response } from "express";
+import dotenv from "dotenv";
 
+import adminRoutes from "./routes/auth.route";
 const testRoutes = require("./routes/testrouter.route");
 const ordersRoutes = require("./routes/orders.route");
 const organizationsRoutes = require("./routes/organisations.route");
 const pizzasRoutes = require("./routes/pizzas.route");
 const restaurantsRoutes = require("./routes/restaurants.route");
 
+dotenv.config();
+
+const app = express();
+
+// Bodyparser and urlencoded to parse post request bodies
+app.use(express.urlencoded({ extended: true }));
 app.use(express.json());
-app.use("/tests", testRoutes);
-app.use("/order", ordersRoutes);
-app.use("/organization", organizationsRoutes);
-app.use("/pizza", pizzasRoutes);
-app.use("/restaurant", restaurantsRoutes);
+
+app.use((err: any, req: Request, res: Response, next: NextFunction) => {
+  if (err) {
+    res.status(400).send({
+      type: "error",
+      payload: "The body of your request did not contain valid data",
+    });
+  } else {
+    next();
+  }
+});
+
 
 async function main() {
-  app.get("/", (req, res) => {
-    res.send("Hello World!");
-  });
+
+  app.use("/api/auth", adminRoutes);
+  app.use(express.json());
+  app.use("/tests", testRoutes);
+  app.use("/order", ordersRoutes);
+  app.use("/organization", organizationsRoutes);
+  app.use("/pizza", pizzasRoutes);
+  app.use("/restaurant", restaurantsRoutes);
   
   app.listen(3000, () => {
     console.log("Server is running on port 3000");

src/lib/mail.ts

@@ -0,0 +1,73 @@
+import Handlebars, { template } from "handlebars";
+import nodemailer from "nodemailer";
+import SMTPTransport from "nodemailer/lib/smtp-transport";
+
+import mjml from "./mjml";
+
+export let mailAccount = {
+  user: process.env.MAILUSER + "@mail." + process.env.DOMAIN,
+  pass: process.env.MAILPASSWORD || "password",
+};
+
+let transporter =
+  process.env.DEV == "true" || process.env.DOMAIN == undefined
+    ? (async () => {
+        mailAccount = await nodemailer.createTestAccount();
+        //mailAccount = {
+        //  user: "",
+        //  pass: "",
+        //};
+        if (process.env.NODE_ENV != "test") {
+          console.log(mailAccount);
+        }
+        return nodemailer.createTransport({
+          host: "smtp.ethereal.email",
+          port: 587,
+          secure: false, // true for 465, false for other ports
+          auth: {
+            user: mailAccount.user, // generated ethereal user
+            pass: mailAccount.pass, // generated ethereal password
+          },
+        });
+      })()
+    : nodemailer.createTransport(
+        new SMTPTransport({
+          host: "localhost",
+          port: 587,
+          secure: false,
+          auth: {
+            user: mailAccount.user,
+            pass: mailAccount.pass,
+          },
+          tls: {
+            rejectUnauthorized: false,
+            secureProtocol: "TLSv1_method",
+          },
+        })
+      );
+
+const sendMail = async (from: string, to: string, subject: string, text?: string, html?: string) => {
+  return await (
+    await transporter
+  ).sendMail({
+    from: from,
+    to: to,
+    subject: subject,
+    text: text,
+    html: html,
+  });
+};
+
+export const verificationMail = async (to: string, id: string) => {
+  const raw = mjml.getTemplate("verify");
+
+  //TODO: Replace other handlebars with final values
+  const message = Handlebars.compile(raw);
+
+  const data = {};
+  const compiled = message(data);
+
+  sendMail(mailAccount.user, to, "Verify Email", undefined, compiled);
+};
+
+export default { sendMail };

src/lib/mjml.ts

@@ -0,0 +1,33 @@
+import fs from "fs";
+import path from "path";
+import mjml from "mjml";
+
+const template_folder = __dirname + "/../../resources/email/templates/";
+
+const compileTemplates = () => {
+  console.log("Compiling templates: ");
+
+  fs.readdir(template_folder, (err, files) => {
+    if (err) console.log(err);
+
+    files.forEach((file) => {
+      if (path.extname(file) !== ".mjml") return;
+
+      let content = fs.readFileSync(template_folder + file);
+      let mjmlres = mjml(content.toString());
+
+      let hbs = template_folder + file.replace(".mjml", ".hbs");
+      fs.writeFileSync(hbs, mjmlres.html);
+    });
+  });
+};
+
+compileTemplates(); // This will compile all templates when this file is first included
+
+const getTemplate = (name: string): string => {
+  let file = "";
+  file = fs.readFileSync(path.join(template_folder, name + ".hbs")).toString();
+  return file;
+};
+
+export default { getTemplate };

src/lib/prisma.lib.ts

@@ -6,3 +6,4 @@ let prisma: PrismaClient;
 prisma = new PrismaClient();
 
 export default prisma;
+

src/lib/redis.lib.ts

@@ -0,0 +1,19 @@
+import redis, { createClient } from "redis";
+import { promisify } from "util";
+
+function createAsyncClient(client: redis.RedisClientType) {
+  return {
+    get: promisify(client.get).bind(client),
+    set: promisify(client.set).bind(client),
+  };
+}
+
+/*----E-mail verify----*/
+
+const email: redis.RedisClientType = createClient({
+  url: "redis://localhost:6379",
+});
+
+email.connect();
+
+export const emailClient = createAsyncClient(email);

src/lib/standardResponse.ts

@@ -0,0 +1,16 @@
+
+export const createDefaultError = (message: string, context: any) => ({
+    "type": "error",
+    "payload": {
+        "message": message,
+        "context": context,
+    }
+})
+
+export const createDefaultSucces = (message: string, context: any) => ({
+    "type": "success",
+    "payload": {
+        "message": message,
+        "context": context,
+    }
+})

src/middleware/auth.middle.ts

@@ -0,0 +1,93 @@
+/// <reference path="../custom.d.ts" />
+
+import { NextFunction, Request, Response } from "express";
+import { createDefaultError } from "../lib/standardResponse";
+import jwt, { JwtPayload } from "jsonwebtoken";
+import { authJwt } from "../controller/auth.controller";
+import prisma from "../lib/prisma.lib";
+import { emailClient } from "../lib/redis.lib";
+
+const verifyAuthorizationFormat = (authorization: string) => /^Bearer .+$/.test(authorization);
+
+const getBearerToken = (authorization: string) => authorization.slice(7);
+
+const JWT_SECRET = process.env.jwtsecret || "secret";
+
+export const getAuthenthication = async (req: Request, res: Response, next: NextFunction) => {
+  const { authorization } = req.headers;
+
+  if (!authorization) {
+    next();
+    return;
+  }
+
+  if (!verifyAuthorizationFormat(authorization)) {
+    return res.status(400).json(createDefaultError("Malformed Bearer Token", { format: "Bearer <token>" }));
+  }
+
+  let payload_: string | JwtPayload;
+
+  try {
+    payload_ = jwt.verify(getBearerToken(authorization), JWT_SECRET);
+  } catch (e) {
+    return res.status(403).json(createDefaultError("The Token could not be verified, it might be expiered", null));
+  }
+
+  const payload = payload_ as authJwt;
+
+  const { id } = payload;
+
+  const user = await prisma.user.findUnique({
+    where: { id },
+    select: {
+      role: true,
+    },
+  });
+
+  req.auth = {
+    isAuthenthicated: true,
+    id,
+    role: user?.role || "user",
+  };
+
+  next();
+};
+
+export const requireAuthentication = async (req: Request, res: Response, next: NextFunction) => {
+  const { authorization } = req.headers;
+
+  if (!authorization) {
+    return res.status(403).json(createDefaultError("The request did not contain a authorization header", null));
+  }
+
+  if (!verifyAuthorizationFormat(authorization)) {
+    return res.status(400).json(createDefaultError("Malformed Bearer Token", { format: "Bearer <token>" }));
+  }
+
+  let payload_: string | JwtPayload;
+
+  try {
+    payload_ = jwt.verify(getBearerToken(authorization), JWT_SECRET);
+  } catch (e) {
+    return res.status(403).json(createDefaultError("The Token could not be verified, it might be expiered", null));
+  }
+
+  const payload = payload_ as authJwt;
+
+  const { id } = payload;
+
+  const user = await prisma.user.findUnique({
+    where: { id },
+    select: {
+      role: true,
+    },
+  });
+
+  req.auth = {
+    isAuthenthicated: true,
+    id,
+    role: user?.role || "USER",
+  };
+
+  next();
+};

src/routes/auth.route.ts

@@ -0,0 +1,9 @@
+import { Router } from "express";
+import { register } from "../controller/auth.controller";
+import { getAuthenthication } from "../middleware/auth.middle";
+
+const router = Router();
+
+router.post("/register", getAuthenthication, register);
+
+export default router;