feat(custom-widgets): complete Custom JSX v2 (#6390)

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Thomas authored and ajnart committed 2026-08-13 19:48:57 +02:00
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import { stringify as stringifySuperJson } from "superjson";
import { beforeEach, describe, expect, test, vi } from "vitest";
import type { Session } from "@homarr/auth";
import { createId } from "@homarr/common";
import { eq } from "@homarr/db";
import { boardUserPermissions, boards, customWidgetDefinitions, items, users } from "@homarr/db/schema";
import { createDb } from "@homarr/db/test";
import type { HomarrCustomWidgetV2 } from "@homarr/custom-widgets/core";
const mocks = vi.hoisted(() => ({
executeRequest: vi.fn(async () => ({ ok: true, status: 200, statusText: "OK", data: { value: 42 } })),
}));
vi.mock("../../custom-widget/request-executor", () => ({
executeCustomWidgetRequest: mocks.executeRequest,
invalidateCustomWidgetResponseCache: vi.fn(),
}));
vi.mock("../../custom-widget/request-limits", () => ({
acquireCustomWidgetRequestLimit: vi.fn(async () => async () => undefined),
}));
import { serializeCustomWidgetDefinition } from "../../custom-widget/stored-definition";
import { customApiRouter } from "../../widgets/custom-api";
const definition: HomarrCustomWidgetV2 = {
$schema: "homarr-custom-widget-v2",
name: "Router test widget",
sources: {
default: {
name: "API",
baseUrl: "https://example.com",
networkScope: "public",
auth: "none",
},
},
requests: {
"load-status": {
source: "default",
kind: "query",
method: "GET",
path: "/status",
auth: "inherit",
permission: "view",
trigger: "load",
},
status: {
source: "default",
kind: "query",
method: "GET",
path: "/status/{param:name}",
auth: "inherit",
permission: "view",
trigger: "manual",
},
toggle: {
source: "default",
kind: "action",
method: "POST",
path: "/toggle",
body: { enabled: { $param: "enabled" } },
auth: "inherit",
permission: "modify",
trigger: "manual",
},
delete: {
source: "default",
kind: "action",
method: "DELETE",
path: "/resource",
auth: "inherit",
permission: "full",
trigger: "manual",
confirmation: { title: "Delete resource", message: "Delete this resource?", destructive: true },
},
},
options: {},
template: "<Text>{data['load-status']?.value}</Text>",
};
const createSession = (userId: string): Session => ({
user: { id: userId, permissions: [], colorScheme: "light" },
expires: new Date(Date.now() + 60_000).toISOString(),
});
async function setup(isPublic = true) {
const db = createDb();
const ownerId = createId();
const boardId = createId();
const itemId = createId();
const definitionId = createId();
await db.insert(users).values({ id: ownerId });
await db.insert(boards).values({ id: boardId, name: createId(), creatorId: ownerId, isPublic });
await db.insert(customWidgetDefinitions).values({
id: definitionId,
...serializeCustomWidgetDefinition(definition),
creatorId: ownerId,
});
await db.insert(items).values({
id: itemId,
boardId,
kind: "customApi",
options: stringifySuperJson({ definitionId, configuration: {}, configurationVersion: 1 }),
});
return { db, ownerId, boardId, itemId, definitionId };
}
describe("Custom JSX v2 board router", () => {
beforeEach(() => mocks.executeRequest.mockClear());
test("allows public queries only through the definition placed on an accessible board", async () => {
const { db, itemId } = await setup();
const caller = customApiRouter.createCaller({ db, deviceType: undefined, session: null });
await expect(caller.queryRequest({ itemId, requestId: "status", params: { name: "homarr" } })).resolves.toEqual(
expect.objectContaining({ ok: true, data: { value: 42 } }),
);
await expect(caller.queryRequest({ itemId, requestId: "missing", params: {} })).rejects.toMatchObject({
code: "NOT_FOUND",
});
expect(mocks.executeRequest).toHaveBeenCalledOnce();
});
test("hides private boards and disabled definitions before executing a request", async () => {
const privateSetup = await setup(false);
const anonymous = customApiRouter.createCaller({
db: privateSetup.db,
deviceType: undefined,
session: null,
});
await expect(
anonymous.queryRequest({ itemId: privateSetup.itemId, requestId: "status", params: { name: "homarr" } }),
).rejects.toMatchObject({ code: "NOT_FOUND" });
const enabledSetup = await setup();
await enabledSetup.db
.update(customWidgetDefinitions)
.set({ enabled: false })
.where(eq(customWidgetDefinitions.id, enabledSetup.definitionId));
const publicCaller = customApiRouter.createCaller({ db: enabledSetup.db, deviceType: undefined, session: null });
await expect(publicCaller.getData({ itemId: enabledSetup.itemId })).rejects.toMatchObject({ code: "FORBIDDEN" });
await expect(
publicCaller.queryRequest({ itemId: enabledSetup.itemId, requestId: "status", params: { name: "homarr" } }),
).rejects.toMatchObject({ code: "FORBIDDEN" });
const ownerCaller = customApiRouter.createCaller({
db: enabledSetup.db,
deviceType: undefined,
session: createSession(enabledSetup.ownerId),
});
await expect(
ownerCaller.executeAction({ itemId: enabledSetup.itemId, requestId: "toggle", params: { enabled: true } }),
).rejects.toMatchObject({ code: "FORBIDDEN" });
expect(mocks.executeRequest).not.toHaveBeenCalled();
});
test("rejects request-kind and parameter mismatches", async () => {
const { db, itemId, ownerId } = await setup();
const caller = customApiRouter.createCaller({ db, deviceType: undefined, session: createSession(ownerId) });
await expect(caller.queryRequest({ itemId, requestId: "toggle", params: { enabled: true } })).rejects.toMatchObject(
{ code: "NOT_FOUND" },
);
await expect(caller.queryRequest({ itemId, requestId: "status", params: {} })).rejects.toThrow();
expect(mocks.executeRequest).not.toHaveBeenCalled();
});
test("enforces modify permission and renders an authorized action body", async () => {
const { db, itemId, boardId } = await setup(false);
const editorId = createId();
await db.insert(users).values({ id: editorId });
const caller = customApiRouter.createCaller({ db, deviceType: undefined, session: createSession(editorId) });
await expect(
caller.executeAction({ itemId, requestId: "toggle", params: { enabled: true } }),
).rejects.toMatchObject({ code: "NOT_FOUND" });
await db.insert(boardUserPermissions).values({ boardId, userId: editorId, permission: "modify" });
await expect(caller.executeAction({ itemId, requestId: "toggle", params: { enabled: true } })).resolves.toEqual(
expect.objectContaining({ ok: true }),
);
expect(mocks.executeRequest).toHaveBeenCalledWith(
expect.objectContaining({ method: "POST", body: '{"enabled":true}' }),
);
});
test("requires confirmation and full permission for DELETE actions", async () => {
const { db, itemId, boardId, ownerId } = await setup(false);
const owner = customApiRouter.createCaller({ db, deviceType: undefined, session: createSession(ownerId) });
await expect(owner.executeAction({ itemId, requestId: "delete", params: {} })).rejects.toMatchObject({
code: "PRECONDITION_FAILED",
});
const editorId = createId();
await db.insert(users).values({ id: editorId });
await db.insert(boardUserPermissions).values({ boardId, userId: editorId, permission: "modify" });
const editor = customApiRouter.createCaller({ db, deviceType: undefined, session: createSession(editorId) });
await expect(
editor.executeAction({ itemId, requestId: "delete", params: {}, confirmed: true }),
).rejects.toMatchObject({ code: "NOT_FOUND" });
await expect(owner.executeAction({ itemId, requestId: "delete", params: {}, confirmed: true })).resolves.toEqual(
expect.objectContaining({ ok: true }),
);
});
});
@@ -1,224 +0,0 @@
import { stringify as stringifySuperJson } from "superjson";
import { beforeEach, describe, expect, test, vi } from "vitest";
import type { Session } from "@homarr/auth";
import { createId } from "@homarr/common";
import { eq } from "@homarr/db";
import { boardUserPermissions, boards, customWidgetDefinitions, items, users } from "@homarr/db/schema";
import { createDb } from "@homarr/db/test";
const mocks = vi.hoisted(() => ({
executeRequest: vi.fn(async () => ({ ok: true, status: 200, statusText: "OK", data: { value: 42 } })),
}));
vi.mock("../../custom-widget/request-executor", () => ({
executeCustomWidgetRequest: mocks.executeRequest,
resolveSameOriginTarget: (_baseUrl: string, targetUrl: string | URL) => new URL(targetUrl),
}));
vi.mock("../../custom-widget/request-limits", () => ({
acquireCustomWidgetRequestLimit: vi.fn(async () => async () => undefined),
}));
import { customApiRouter } from "../../widgets/custom-api";
const createSession = (userId: string): Session => ({
user: { id: userId, permissions: [], colorScheme: "light" },
expires: new Date(Date.now() + 60_000).toISOString(),
});
const queryRequest = {
id: "status",
kind: "query",
method: "GET",
pathTemplate: "/status/{name}",
parameters: { name: "string" },
auth: "inherit",
minimumBoardPermission: "view",
} as const;
const actionRequest = {
id: "toggle",
kind: "action",
method: "POST",
pathTemplate: "/toggle",
parameters: { enabled: "boolean" },
bodyTemplate: { enabled: { $param: "enabled" } },
auth: "inherit",
minimumBoardPermission: "modify",
} as const;
const deleteRequest = {
id: "delete",
kind: "action",
method: "DELETE",
pathTemplate: "/resource",
parameters: {},
auth: "inherit",
minimumBoardPermission: "full",
} as const;
const setup = async ({
isPublic = true,
method = "GET",
requests = [queryRequest, actionRequest, deleteRequest],
}: {
isPublic?: boolean;
method?: "GET" | "POST";
requests?: readonly Record<string, unknown>[];
} = {}) => {
const db = createDb();
const ownerId = createId();
const boardId = createId();
const itemId = createId();
const definitionId = createId();
await db.insert(users).values({ id: ownerId });
await db.insert(boards).values({ id: boardId, name: createId(), creatorId: ownerId, isPublic });
await db.insert(customWidgetDefinitions).values({
id: definitionId,
name: "Custom JSX",
url: "https://example.com/api",
method,
authType: "none",
displayType: "customJsx",
displayConfig: stringifySuperJson({
type: "customJsx",
jsxApiVersion: 2,
template: "<Text>{data.value}</Text>",
networkScope: "public",
requests,
}),
creatorId: ownerId,
});
await db.insert(items).values({
id: itemId,
boardId,
kind: "customApi",
options: stringifySuperJson({ definitionId, refreshInterval: 30 }),
});
return { db, ownerId, boardId, itemId, definitionId };
};
describe("customApiRouter v2", () => {
beforeEach(() => mocks.executeRequest.mockClear());
test("does not expose the removed raw subFetch procedure", () => {
expect(Object.hasOwn(customApiRouter._def.procedures, "subFetch")).toBe(false);
});
test("allows anonymous queries only through a public board placement", async () => {
const { db, itemId } = await setup();
const caller = customApiRouter.createCaller({ db, deviceType: undefined, session: null });
const result = await caller.queryRequest({ itemId, requestId: "status", params: { name: "homarr" } });
expect(result).toMatchObject({ ok: true, status: 200, data: { value: 42 } });
expect(mocks.executeRequest).toHaveBeenCalledOnce();
});
test("does not expose a placed definition through an inaccessible board", async () => {
const { db, itemId } = await setup({ isPublic: false });
const caller = customApiRouter.createCaller({ db, deviceType: undefined, session: null });
await expect(caller.getData({ itemId })).rejects.toMatchObject({ code: "NOT_FOUND" });
expect(mocks.executeRequest).not.toHaveBeenCalled();
});
test("does not execute non-GET base data requests automatically", async () => {
const { db, itemId } = await setup({ method: "POST" });
const caller = customApiRouter.createCaller({ db, deviceType: undefined, session: null });
await expect(caller.getData({ itemId })).resolves.toEqual({ type: "networkAccessNeedsReview" });
expect(mocks.executeRequest).not.toHaveBeenCalled();
});
test("cannot select a request from a definition that is not attached to the item", async () => {
const { db, itemId, ownerId } = await setup({ requests: [] });
const otherDefinitionId = createId();
await db.insert(customWidgetDefinitions).values({
id: otherDefinitionId,
name: "Other",
url: "https://example.com/api",
method: "GET",
authType: "none",
displayType: "customJsx",
displayConfig: stringifySuperJson({
type: "customJsx",
jsxApiVersion: 2,
template: "<Text />",
networkScope: "public",
requests: [queryRequest],
}),
creatorId: ownerId,
});
const caller = customApiRouter.createCaller({ db, deviceType: undefined, session: null });
await expect(
caller.queryRequest({ itemId, requestId: "status", params: { name: "homarr" } }),
).rejects.toMatchObject({ code: "NOT_FOUND" });
expect(mocks.executeRequest).not.toHaveBeenCalled();
});
test("rejects mismatched request kinds and typed parameters", async () => {
const { db, itemId } = await setup();
const caller = customApiRouter.createCaller({ db, deviceType: undefined, session: null });
await expect(caller.queryRequest({ itemId, requestId: "toggle", params: { enabled: true } })).rejects.toMatchObject(
{ code: "NOT_FOUND" },
);
await expect(caller.queryRequest({ itemId, requestId: "status", params: { name: 42 } })).rejects.toMatchObject({
code: "BAD_REQUEST",
});
expect(mocks.executeRequest).not.toHaveBeenCalled();
});
test("rejects disabled definitions before any network request", async () => {
const { db, itemId, definitionId } = await setup();
await db
.update(customWidgetDefinitions)
.set({ enabled: false })
.where(eq(customWidgetDefinitions.id, definitionId));
const caller = customApiRouter.createCaller({ db, deviceType: undefined, session: null });
await expect(caller.getData({ itemId })).rejects.toMatchObject({ code: "FORBIDDEN" });
expect(mocks.executeRequest).not.toHaveBeenCalled();
});
test("requires modify permission for named actions", async () => {
const { db, itemId } = await setup();
const viewerId = createId();
await db.insert(users).values({ id: viewerId });
const caller = customApiRouter.createCaller({ db, deviceType: undefined, session: createSession(viewerId) });
await expect(
caller.executeAction({ itemId, requestId: "toggle", params: { enabled: true } }),
).rejects.toMatchObject({ code: "NOT_FOUND" });
expect(mocks.executeRequest).not.toHaveBeenCalled();
});
test("executes an authorized named action once with typed body substitution", async () => {
const { db, itemId, boardId } = await setup({ isPublic: false });
const editorId = createId();
await db.insert(users).values({ id: editorId });
await db.insert(boardUserPermissions).values({ boardId, userId: editorId, permission: "modify" });
const caller = customApiRouter.createCaller({ db, deviceType: undefined, session: createSession(editorId) });
const result = await caller.executeAction({ itemId, requestId: "toggle", params: { enabled: true } });
expect(result.ok).toBe(true);
expect(mocks.executeRequest).toHaveBeenCalledOnce();
expect(mocks.executeRequest).toHaveBeenCalledWith(
expect.objectContaining({ method: "POST", body: '{"enabled":true}' }),
);
});
test("requires explicit confirmation before DELETE", async () => {
const { db, itemId, ownerId } = await setup({ isPublic: false });
const caller = customApiRouter.createCaller({ db, deviceType: undefined, session: createSession(ownerId) });
await expect(caller.executeAction({ itemId, requestId: "delete", params: {} })).rejects.toMatchObject({
code: "PRECONDITION_FAILED",
});
expect(mocks.executeRequest).not.toHaveBeenCalled();
});
});