fix error message and extract tenantId from appId

packages/backend-core/src/utils/tests/utils.spec.ts

@@ -67,6 +67,15 @@ describe("utils", () => {
       })
     })
 
+    it("gets appId from query params", async () => {
+      const ctx = structures.koa.newContext()
+      const expected = db.generateAppID()
+      ctx.query = { appId: expected }
+
+      const actual = await utils.getAppIdFromCtx(ctx)
+      expect(actual).toBe(expected)
+    })
+
     it("doesn't get appId from url when previewing", async () => {
       const ctx = structures.koa.newContext()
       const appId = db.generateAppID()

packages/backend-core/src/utils/utils.ts

@@ -101,6 +101,11 @@ export async function getAppIdFromCtx(ctx: Ctx) {
     appId = confirmAppId(pathId)
   }
 
+  // look in queryParams
+  if (!appId && ctx.query?.appId) {
+    appId = confirmAppId(ctx.query?.appId as string)
+  }
+
   // lookup using custom url - prod apps only
   // filter out the builder preview path which collides with the prod app path
   // to ensure we don't load all apps excessively

packages/server/src/middleware/ensureTenantAppOwnership.ts

@@ -1,4 +1,4 @@
-import { tenancy, utils } from "@budibase/backend-core"
+import { tenancy, utils, context } from "@budibase/backend-core"
 import { UserCtx } from "@budibase/types"
 
 async function ensureTenantAppOwnership(ctx: UserCtx, next: any) {
@@ -6,9 +6,12 @@ async function ensureTenantAppOwnership(ctx: UserCtx, next: any) {
   if (!appId) {
     ctx.throw(400, "appId must be provided")
   }
+
+  const appTenantId = context.getTenantIDFromAppID(appId)
   const tenantId = tenancy.getTenantId()
-  if (appId !== tenantId) {
+
-    ctx.throw(403, `App does not belong to tenant`)
+  if (appTenantId !== tenantId) {
+    ctx.throw(403, "Unauthorized")
   }
   await next()
 }

packages/server/src/middleware/tests/ensureTenantAppOwnership.spec.js

@@ -2,6 +2,7 @@ import ensureTenantAppOwnership from "../ensureTenantAppOwnership"
 import { tenancy, utils } from "@budibase/backend-core"
 
 jest.mock("@budibase/backend-core", () => ({
+  ...jest.requireActual("@budibase/backend-core"),
   tenancy: {
     getTenantId: jest.fn(),
   },
@@ -53,7 +54,9 @@ describe("Ensure Tenant Ownership Middleware", () => {
     expect(config.next).toHaveBeenCalled()
   })
 
-  it("throws 403 when appId does not match tenant ID", async () => {
+  it("throws when tenant appId does not match tenant ID", async () => {
+    const appId = "app_dev_tenant3_fce449c4d75b4e4a9c7a6980d82a3e22"
+    utils.getAppIdFromCtx.mockResolvedValue(appId)
     tenancy.getTenantId.mockReturnValue("tenant_2")
 
     await config.executeMiddleware()
@@ -61,7 +64,7 @@ describe("Ensure Tenant Ownership Middleware", () => {
     expect(utils.getAppIdFromCtx).toHaveBeenCalledWith(config.ctx)
     expect(config.throw).toHaveBeenCalledWith(
       403,
-      "App does not belong to tenant"
+      "Unauthorized",
     )
   })