first commit

src/middlewares/1707895706666-start.ts

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+import { MigrationInterface, QueryRunner } from "typeorm";
+
+export class Start1707895706666 implements MigrationInterface {
+    name = 'Start1707895706666'
+
+    public async up(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`CREATE TABLE \`entity_base\` (\`id\` varchar(36) NOT NULL, \`createdAt\` datetime(6) NOT NULL COMMENT 'สร้างข้อมูลเมื่อ' DEFAULT CURRENT_TIMESTAMP(6), \`createdUserId\` varchar(40) NOT NULL COMMENT 'User Id ที่สร้างข้อมูล' DEFAULT '00000000-0000-0000-0000-000000000000', \`lastUpdatedAt\` datetime(6) NOT NULL COMMENT 'แก้ไขข้อมูลล่าสุดเมื่อ' DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6), \`lastUpdateUserId\` varchar(40) NOT NULL COMMENT 'User Id ที่แก้ไขข้อมูล' DEFAULT '00000000-0000-0000-0000-000000000000', \`createdFullName\` varchar(200) NOT NULL COMMENT 'ชื่อ User ที่สร้างข้อมูล' DEFAULT 'string', \`lastUpdateFullName\` varchar(200) NOT NULL COMMENT 'ชื่อ User ที่แก้ไขข้อมูลล่าสุด' DEFAULT 'string', PRIMARY KEY (\`id\`)) ENGINE=InnoDB`);
+    }
+
+    public async down(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`DROP TABLE \`entity_base\``);
+    }
+
+}

src/middlewares/auth.ts

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+import * as express from "express";
+import { createDecoder, createVerifier } from "fast-jwt";
+
+import HttpError from "../interfaces/http-error";
+import HttpStatus from "../interfaces/http-status";
+
+if (!process.env.AUTH_PUBLIC_KEY && !process.env.AUTH_REALM_URL) {
+  throw new Error("Require keycloak AUTH_PUBLIC_KEY or AUTH_REALM_URL.");
+}
+if (
+  process.env.AUTH_PUBLIC_KEY &&
+  process.env.AUTH_REALM_URL &&
+  !process.env.AUTH_PREFERRED_MODE
+) {
+  throw new Error(
+    "AUTH_PREFFERRED must be specified if AUTH_PUBLIC_KEY and AUTH_REALM_URL is provided.",
+  );
+}
+
+const jwtVerify = createVerifier({
+  key: async () => {
+    return `-----BEGIN PUBLIC KEY-----\n${process.env.AUTH_PUBLIC_KEY}\n-----END PUBLIC KEY-----`;
+  },
+});
+
+const jwtDecode = createDecoder();
+
+export async function expressAuthentication(
+  request: express.Request,
+  securityName: string,
+  _scopes?: string[],
+) {
+  if (process.env.NODE_ENV !== "production" && process.env.AUTH_BYPASS) {
+    return { preferred_username: "bypassed" };
+  }
+
+  if (securityName !== "bearerAuth") throw new Error("ไม่ทราบวิธีการยืนยันตัวตน");
+
+  const token = request.headers["authorization"]?.includes("Bearer ")
+    ? request.headers["authorization"].split(" ")[1]
+    : request.headers["authorization"];
+
+  if (!token) throw new HttpError(HttpStatus.UNAUTHORIZED, "ไม่พบข้อมูลสำหรับยืนยันตัวตน");
+
+  let payload: Record<string, any> = {};
+
+  switch (process.env.AUTH_PREFERRED_MODE) {
+    case "online":
+      payload = await verifyOnline(token);
+      break;
+    case "offline":
+      payload = await verifyOffline(token);
+      break;
+    default:
+      if (process.env.AUTH_REALM_URL) payload = await verifyOnline(token);
+      if (process.env.AUTH_PUBLIC_KEY) payload = await verifyOffline(token);
+      break;
+  }
+
+  return payload;
+}
+
+async function verifyOffline(token: string) {
+  const payload = await jwtVerify(token).catch((_) => null);
+  if (!payload) throw new HttpError(HttpStatus.UNAUTHORIZED, "ไม่สามารถยืนยันตัวตนได้");
+  return payload;
+}
+
+async function verifyOnline(token: string) {
+  const res = await fetch(`${process.env.AUTH_REALM_URL}/protocol/openid-connect/userinfo`, {
+    headers: { authorization: `Bearer ${token}` },
+  }).catch((e) => console.error(e));
+
+  if (!res) throw new Error("ไม่สามารถเข้าถึงระบบยืนยันตัวตน");
+  if (!res.ok) throw new HttpError(HttpStatus.UNAUTHORIZED, "ไม่สามารถยืนยันตัวตนได้");
+
+  return await jwtDecode(token);
+}

src/middlewares/error.ts

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+import { NextFunction, Request, Response } from "express";
+import HttpError from "../interfaces/http-error";
+import HttpStatus from "../interfaces/http-status";
+import { ValidateError } from "tsoa";
+
+function error(error: Error, _req: Request, res: Response, _next: NextFunction) {
+  if (error instanceof HttpError) {
+    return res.status(error.status).json({
+      status: error.status,
+      message: error.message,
+    });
+  }
+
+  if (error instanceof ValidateError) {
+    return res.status(error.status).json({
+      status: HttpStatus.UNPROCESSABLE_ENTITY,
+      message: "Validation error(s).",
+      detail: error.fields,
+    });
+  }
+
+  console.error("Exception Caught:" + error);
+
+  return res.status(HttpStatus.INTERNAL_SERVER_ERROR).json({
+    status: HttpStatus.INTERNAL_SERVER_ERROR,
+    message: error.message,
+  });
+}
+
+export default error;