apps/gateway/src/middleware/tenant-guard.ts

Metadata

• Purpose: Gateway middleware for cross-cutting concerns.
• Domain: applications
• Language: ts
• Bytes: 1057
• Lines: 36
• Content hash (short): c00d317e
• Source (start): apps/gateway/src/middleware/tenant-guard.ts:1
• Source (end): apps/gateway/src/middleware/tenant-guard.ts:36

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import type { FastifyPluginAsync } from "fastify";
import { isNonTenantRoute, isPublicRoute } from "../utils/routes.js";
import { getWorkspaceIdFromHeaders } from "../utils/workspace.js";

export const tenantGuardPlugin: FastifyPluginAsync = async (app) => {
  app.addHook("preHandler", async (request, reply) => {
    if (isPublicRoute(request.url)) {
      return;
    }

    const authContext = request.auth;
    if (!authContext) {
      reply.code(401);
      throw new Error("Authentication is required");
    }

    if (isNonTenantRoute(request.url)) {
      return;
    }

    let workspaceId: string;
    try {
      workspaceId = getWorkspaceIdFromHeaders(request.headers as Record<string, unknown>);
    } catch (error) {
      reply.code(400);