Files
Moltbot/src/canvas-host/server.test.ts
2026-02-14 20:11:57 +00:00

310 lines
9.6 KiB
TypeScript

import type { AddressInfo } from "node:net";
import fs from "node:fs/promises";
import { createServer } from "node:http";
import os from "node:os";
import path from "node:path";
import { afterAll, beforeAll, describe, expect, it, vi } from "vitest";
import { WebSocket } from "ws";
import { rawDataToString } from "../infra/ws.js";
import { defaultRuntime } from "../runtime.js";
import { A2UI_PATH, CANVAS_HOST_PATH, CANVAS_WS_PATH, injectCanvasLiveReload } from "./a2ui.js";
import { createCanvasHostHandler, startCanvasHost } from "./server.js";
const chokidarMockState = vi.hoisted(() => ({
watchers: [] as Array<{
on: (event: string, cb: (...args: unknown[]) => void) => unknown;
close: () => Promise<void>;
__emit: (event: string, ...args: unknown[]) => void;
}>,
}));
// Tests: avoid chokidar polling/fsevents; trigger "all" events manually.
vi.mock("chokidar", () => {
const createWatcher = () => {
const handlers = new Map<string, Array<(...args: unknown[]) => void>>();
const api = {
on: (event: string, cb: (...args: unknown[]) => void) => {
const list = handlers.get(event) ?? [];
list.push(cb);
handlers.set(event, list);
return api;
},
close: async () => {},
__emit: (event: string, ...args: unknown[]) => {
for (const cb of handlers.get(event) ?? []) {
cb(...args);
}
},
};
chokidarMockState.watchers.push(api);
return api;
};
const watch = () => createWatcher();
return {
default: { watch },
watch,
};
});
describe("canvas host", () => {
const quietRuntime = {
...defaultRuntime,
log: (..._args: Parameters<typeof console.log>) => {},
};
let fixtureRoot = "";
let fixtureCount = 0;
const createCaseDir = async () => {
const dir = path.join(fixtureRoot, `case-${fixtureCount++}`);
await fs.mkdir(dir, { recursive: true });
return dir;
};
beforeAll(async () => {
fixtureRoot = await fs.mkdtemp(path.join(os.tmpdir(), "openclaw-canvas-fixtures-"));
});
afterAll(async () => {
await fs.rm(fixtureRoot, { recursive: true, force: true });
});
it("injects live reload script", () => {
const out = injectCanvasLiveReload("<html><body>Hello</body></html>");
expect(out).toContain(CANVAS_WS_PATH);
expect(out).toContain("location.reload");
expect(out).toContain("openclawCanvasA2UIAction");
expect(out).toContain("openclawSendUserAction");
});
it("creates a default index.html when missing", async () => {
const dir = await createCaseDir();
const server = await startCanvasHost({
runtime: quietRuntime,
rootDir: dir,
port: 0,
listenHost: "127.0.0.1",
allowInTests: true,
});
try {
const res = await fetch(`http://127.0.0.1:${server.port}${CANVAS_HOST_PATH}/`);
const html = await res.text();
expect(res.status).toBe(200);
expect(html).toContain("Interactive test page");
expect(html).toContain("openclawSendUserAction");
expect(html).toContain(CANVAS_WS_PATH);
} finally {
await server.close();
}
});
it("skips live reload injection when disabled", async () => {
const dir = await createCaseDir();
await fs.writeFile(path.join(dir, "index.html"), "<html><body>no-reload</body></html>", "utf8");
const server = await startCanvasHost({
runtime: quietRuntime,
rootDir: dir,
port: 0,
listenHost: "127.0.0.1",
allowInTests: true,
liveReload: false,
});
try {
const res = await fetch(`http://127.0.0.1:${server.port}${CANVAS_HOST_PATH}/`);
const html = await res.text();
expect(res.status).toBe(200);
expect(html).toContain("no-reload");
expect(html).not.toContain(CANVAS_WS_PATH);
const wsRes = await fetch(`http://127.0.0.1:${server.port}${CANVAS_WS_PATH}`);
expect(wsRes.status).toBe(404);
} finally {
await server.close();
}
});
it("serves canvas content from the mounted base path and reuses handlers without double close", async () => {
const dir = await createCaseDir();
await fs.writeFile(path.join(dir, "index.html"), "<html><body>v1</body></html>", "utf8");
const handler = await createCanvasHostHandler({
runtime: quietRuntime,
rootDir: dir,
basePath: CANVAS_HOST_PATH,
allowInTests: true,
});
const server = createServer((req, res) => {
void (async () => {
if (await handler.handleHttpRequest(req, res)) {
return;
}
res.statusCode = 404;
res.setHeader("Content-Type", "text/plain; charset=utf-8");
res.end("Not Found");
})();
});
server.on("upgrade", (req, socket, head) => {
if (handler.handleUpgrade(req, socket, head)) {
return;
}
socket.destroy();
});
await new Promise<void>((resolve) => server.listen(0, "127.0.0.1", resolve));
const port = (server.address() as AddressInfo).port;
try {
const res = await fetch(`http://127.0.0.1:${port}${CANVAS_HOST_PATH}/`);
const html = await res.text();
expect(res.status).toBe(200);
expect(html).toContain("v1");
expect(html).toContain(CANVAS_WS_PATH);
const miss = await fetch(`http://127.0.0.1:${port}/`);
expect(miss.status).toBe(404);
} finally {
await new Promise<void>((resolve, reject) =>
server.close((err) => (err ? reject(err) : resolve())),
);
}
const originalClose = handler.close;
const closeSpy = vi.fn(async () => originalClose());
handler.close = closeSpy;
const hosted = await startCanvasHost({
runtime: quietRuntime,
handler,
ownsHandler: false,
port: 0,
listenHost: "127.0.0.1",
allowInTests: true,
});
try {
expect(hosted.port).toBeGreaterThan(0);
} finally {
await hosted.close();
expect(closeSpy).not.toHaveBeenCalled();
await originalClose();
}
});
it("serves HTML with injection and broadcasts reload on file changes", async () => {
const dir = await createCaseDir();
const index = path.join(dir, "index.html");
await fs.writeFile(index, "<html><body>v1</body></html>", "utf8");
const watcherStart = chokidarMockState.watchers.length;
const server = await startCanvasHost({
runtime: quietRuntime,
rootDir: dir,
port: 0,
listenHost: "127.0.0.1",
allowInTests: true,
});
try {
const watcher = chokidarMockState.watchers[watcherStart];
expect(watcher).toBeTruthy();
const res = await fetch(`http://127.0.0.1:${server.port}${CANVAS_HOST_PATH}/`);
const html = await res.text();
expect(res.status).toBe(200);
expect(html).toContain("v1");
expect(html).toContain(CANVAS_WS_PATH);
const ws = new WebSocket(`ws://127.0.0.1:${server.port}${CANVAS_WS_PATH}`);
await new Promise<void>((resolve, reject) => {
const timer = setTimeout(() => reject(new Error("ws open timeout")), 5000);
ws.on("open", () => {
clearTimeout(timer);
resolve();
});
ws.on("error", (err) => {
clearTimeout(timer);
reject(err);
});
});
const msg = new Promise<string>((resolve, reject) => {
const timer = setTimeout(() => reject(new Error("reload timeout")), 10_000);
ws.on("message", (data) => {
clearTimeout(timer);
resolve(rawDataToString(data));
});
});
await fs.writeFile(index, "<html><body>v2</body></html>", "utf8");
watcher.__emit("all", "change", index);
expect(await msg).toBe("reload");
ws.close();
} finally {
await server.close();
}
}, 20_000);
it("serves A2UI scaffold and blocks traversal/symlink escapes", async () => {
const dir = await createCaseDir();
const a2uiRoot = path.resolve(process.cwd(), "src/canvas-host/a2ui");
const bundlePath = path.join(a2uiRoot, "a2ui.bundle.js");
const linkName = `test-link-${Date.now()}-${Math.random().toString(16).slice(2)}.txt`;
const linkPath = path.join(a2uiRoot, linkName);
let createdBundle = false;
let createdLink = false;
try {
await fs.stat(bundlePath);
} catch {
await fs.writeFile(bundlePath, "window.openclawA2UI = {};", "utf8");
createdBundle = true;
}
await fs.symlink(path.join(process.cwd(), "package.json"), linkPath);
createdLink = true;
const server = await startCanvasHost({
runtime: quietRuntime,
rootDir: dir,
port: 0,
listenHost: "127.0.0.1",
allowInTests: true,
});
try {
const res = await fetch(`http://127.0.0.1:${server.port}/__openclaw__/a2ui/`);
const html = await res.text();
expect(res.status).toBe(200);
expect(html).toContain("openclaw-a2ui-host");
expect(html).toContain("openclawCanvasA2UIAction");
const bundleRes = await fetch(
`http://127.0.0.1:${server.port}/__openclaw__/a2ui/a2ui.bundle.js`,
);
const js = await bundleRes.text();
expect(bundleRes.status).toBe(200);
expect(js).toContain("openclawA2UI");
const traversalRes = await fetch(
`http://127.0.0.1:${server.port}${A2UI_PATH}/%2e%2e%2fpackage.json`,
);
expect(traversalRes.status).toBe(404);
expect(await traversalRes.text()).toBe("not found");
const symlinkRes = await fetch(`http://127.0.0.1:${server.port}${A2UI_PATH}/${linkName}`);
expect(symlinkRes.status).toBe(404);
expect(await symlinkRes.text()).toBe("not found");
} finally {
await server.close();
if (createdLink) {
await fs.rm(linkPath, { force: true });
}
if (createdBundle) {
await fs.rm(bundlePath, { force: true });
}
}
});
});