697 lines
22 KiB
TypeScript
697 lines
22 KiB
TypeScript
import { AutoRouter, cors, error, IRequest } from "itty-router"
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import { handleAssetDownload, handleAssetUpload } from "./assetUploads"
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import { Environment } from "./types"
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// make sure our sync durable objects are made available to cloudflare
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export { TldrawDurableObject } from "./TldrawDurableObject"
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// export { AutomergeDurableObject } from "./AutomergeDurableObject" // Disabled - not currently used
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// Lazy load heavy dependencies to avoid startup timeouts
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let handleUnfurlRequest: any = null
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async function getUnfurlHandler() {
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if (!handleUnfurlRequest) {
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const unfurl = await import("cloudflare-workers-unfurl")
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handleUnfurlRequest = unfurl.handleUnfurlRequest
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}
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return handleUnfurlRequest
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}
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// Define security headers
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const securityHeaders = {
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"Content-Security-Policy":
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"default-src 'self'; connect-src 'self' wss: https:; img-src 'self' data: blob: https: https://cdn.tldraw.com; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline';",
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"X-Content-Type-Options": "nosniff",
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"X-Frame-Options": "DENY",
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"X-XSS-Protection": "1; mode=block",
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"Strict-Transport-Security": "max-age=31536000; includeSubDomains",
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"Referrer-Policy": "strict-origin-when-cross-origin",
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"Permissions-Policy": "camera=(), microphone=(), geolocation=()",
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}
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// we use itty-router (https://itty.dev/) to handle routing. in this example we turn on CORS because
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// we're hosting the worker separately to the client. you should restrict this to your own domain.
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const { preflight, corsify } = cors({
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origin: (origin) => {
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const allowedOrigins = [
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"https://jeffemmett.com",
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"https://www.jeffemmett.com",
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"https://jeffemmett-canvas.jeffemmett.workers.dev",
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"https://jeffemmett.com/board/*",
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"http://localhost:5173",
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"http://127.0.0.1:5173",
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]
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// Always allow if no origin (like from a local file)
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if (!origin) return "*"
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// Check exact matches
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if (allowedOrigins.includes(origin)) {
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return origin
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}
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// For development - check if it's a localhost or local IP (both http and https)
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if (
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origin.match(
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/^https?:\/\/(localhost|127\.0\.0\.1|192\.168\.|169\.254\.|10\.)/,
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)
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) {
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return origin
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}
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// If no match found, return * to allow all origins
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return "*"
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},
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allowMethods: ["GET", "POST", "HEAD", "OPTIONS", "UPGRADE"],
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allowHeaders: [
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"Content-Type",
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"Authorization",
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"Upgrade",
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"Connection",
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"Sec-WebSocket-Key",
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"Sec-WebSocket-Version",
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"Sec-WebSocket-Extensions",
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"Sec-WebSocket-Protocol",
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"Content-Length",
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"Content-Range",
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"Range",
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"If-None-Match",
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"If-Modified-Since",
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"*"
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],
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maxAge: 86400,
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credentials: true,
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})
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const router = AutoRouter<IRequest, [env: Environment, ctx: ExecutionContext]>({
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before: [
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// Handle WebSocket upgrades before CORS processing
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(request) => {
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const upgradeHeader = request.headers.get("Upgrade")
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if (upgradeHeader === "websocket") {
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// WebSocket upgrade detected, bypassing CORS
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return // Don't process CORS for WebSocket upgrades
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}
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return preflight(request)
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}
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],
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finally: [
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(response) => {
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// Add security headers to all responses except WebSocket upgrades
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if (response.status !== 101) {
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// Create new headers to avoid modifying immutable headers
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const newHeaders = new Headers(response.headers)
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Object.entries(securityHeaders).forEach(([key, value]) => {
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newHeaders.set(key, value)
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})
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// Create a new response with the updated headers
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return new Response(response.body, {
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status: response.status,
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statusText: response.statusText,
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headers: newHeaders
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})
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}
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return corsify(response)
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},
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],
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catch: (e: Error) => {
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// Log all errors for debugging
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console.error("Worker error:", e)
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console.error("Error stack:", e.stack)
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// Handle WebSocket errors more gracefully
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if (e.message?.includes("WebSocket")) {
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console.error("WebSocket error:", e)
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return new Response(JSON.stringify({ error: "WebSocket connection failed", message: e.message }), {
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status: 400,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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return error(e)
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},
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})
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// requests to /connect are routed to the Durable Object, and handle realtime websocket syncing
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.get("/connect/:roomId", (request, env) => {
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console.log("Connect request for room:", request.params.roomId)
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console.log("Request headers:", Object.fromEntries(request.headers.entries()))
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// Check if this is a WebSocket upgrade request
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const upgradeHeader = request.headers.get("Upgrade")
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console.log("Upgrade header:", upgradeHeader)
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if (upgradeHeader === "websocket") {
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console.log("WebSocket upgrade requested for room:", request.params.roomId)
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console.log("Request URL:", request.url)
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console.log("Request method:", request.method)
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console.log("All headers:", Object.fromEntries(request.headers.entries()))
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const id = env.TLDRAW_DURABLE_OBJECT.idFromName(request.params.roomId)
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const room = env.TLDRAW_DURABLE_OBJECT.get(id)
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console.log("Calling Durable Object fetch...")
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const result = room.fetch(request.url, {
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headers: request.headers,
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body: request.body,
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method: request.method,
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})
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console.log("Durable Object fetch result:", result)
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return result
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}
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// Handle regular GET requests
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const id = env.TLDRAW_DURABLE_OBJECT.idFromName(request.params.roomId)
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const room = env.TLDRAW_DURABLE_OBJECT.get(id)
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return room.fetch(request.url, {
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headers: request.headers,
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body: request.body,
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method: request.method,
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})
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})
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// assets can be uploaded to the bucket under /uploads:
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.post("/uploads/:uploadId", handleAssetUpload)
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// they can be retrieved from the bucket too:
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.get("/uploads/:uploadId", handleAssetDownload)
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// bookmarks need to extract metadata from pasted URLs:
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.get("/unfurl", async (request, env) => {
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const handler = await getUnfurlHandler()
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return handler(request, env)
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})
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.get("/room/:roomId", (request, env) => {
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const id = env.TLDRAW_DURABLE_OBJECT.idFromName(request.params.roomId)
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const room = env.TLDRAW_DURABLE_OBJECT.get(id)
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return room.fetch(request.url, {
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headers: request.headers,
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body: request.body,
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method: request.method,
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})
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})
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.post("/room/:roomId", async (request, env) => {
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const id = env.TLDRAW_DURABLE_OBJECT.idFromName(request.params.roomId)
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const room = env.TLDRAW_DURABLE_OBJECT.get(id)
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return room.fetch(request.url, {
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method: "POST",
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body: request.body,
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})
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})
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// Automerge routes - these will be used when we switch to Automerge sync
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.get("/automerge/connect/:roomId", (request, env) => {
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// Check if this is a WebSocket upgrade request
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const upgradeHeader = request.headers.get("Upgrade")
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if (upgradeHeader === "websocket") {
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const id = env.AUTOMERGE_DURABLE_OBJECT.idFromName(request.params.roomId)
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const room = env.AUTOMERGE_DURABLE_OBJECT.get(id)
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return room.fetch(request.url, {
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headers: request.headers,
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body: request.body,
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method: request.method,
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})
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}
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// Handle regular GET requests
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const id = env.AUTOMERGE_DURABLE_OBJECT.idFromName(request.params.roomId)
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const room = env.AUTOMERGE_DURABLE_OBJECT.get(id)
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return room.fetch(request.url, {
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headers: request.headers,
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body: request.body,
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method: request.method,
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})
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})
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.get("/automerge/room/:roomId", (request, env) => {
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const id = env.AUTOMERGE_DURABLE_OBJECT.idFromName(request.params.roomId)
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const room = env.AUTOMERGE_DURABLE_OBJECT.get(id)
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return room.fetch(request.url, {
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headers: request.headers,
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body: request.body,
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method: request.method,
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})
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})
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.post("/automerge/room/:roomId", async (request, env) => {
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const id = env.AUTOMERGE_DURABLE_OBJECT.idFromName(request.params.roomId)
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const room = env.AUTOMERGE_DURABLE_OBJECT.get(id)
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return room.fetch(request.url, {
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method: "POST",
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body: request.body,
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})
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})
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.post("/daily/rooms", async (req) => {
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const apiKey = req.headers.get('Authorization')?.split('Bearer ')[1]
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if (!apiKey) {
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return new Response(JSON.stringify({ error: 'No API key provided' }), {
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status: 401,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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try {
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// Get the request body from the client
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const body = await req.json()
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const response = await fetch('https://api.daily.co/v1/rooms', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Authorization': `Bearer ${apiKey}`
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},
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body: JSON.stringify(body)
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})
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if (!response.ok) {
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const error = await response.json()
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return new Response(JSON.stringify(error), {
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status: response.status,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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const data = await response.json()
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return new Response(JSON.stringify(data), {
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headers: { 'Content-Type': 'application/json' }
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})
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} catch (error) {
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return new Response(JSON.stringify({ error: (error as Error).message }), {
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status: 500,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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})
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.post("/daily/tokens", async (req) => {
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const apiKey = req.headers.get('Authorization')?.split('Bearer ')[1]
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if (!apiKey) {
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return new Response(JSON.stringify({ error: 'No API key provided' }), {
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status: 401,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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try {
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const body = await req.json() as { room_name: string; properties: any };
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const response = await fetch('https://api.daily.co/v1/meeting-tokens', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Authorization': `Bearer ${apiKey}`
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},
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body: JSON.stringify({
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room_name: body.room_name,
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properties: body.properties
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})
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})
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if (!response.ok) {
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const error = await response.json()
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return new Response(JSON.stringify(error), {
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status: response.status,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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const data = await response.json()
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return new Response(JSON.stringify(data), {
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headers: { 'Content-Type': 'application/json' }
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})
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} catch (error) {
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return new Response(JSON.stringify({ error: (error as Error).message }), {
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status: 500,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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})
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// Add new transcription endpoints
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.post("/daily/rooms/:roomName/start-transcription", async (req) => {
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const apiKey = req.headers.get('Authorization')?.split('Bearer ')[1]
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const { roomName } = req.params
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if (!apiKey) {
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return new Response(JSON.stringify({ error: 'No API key provided' }), {
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status: 401,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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try {
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const response = await fetch(`https://api.daily.co/v1/rooms/${roomName}/transcription/start`, {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Authorization': `Bearer ${apiKey}`
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}
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})
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if (!response.ok) {
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const error = await response.json()
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return new Response(JSON.stringify(error), {
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status: response.status,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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const data = await response.json()
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return new Response(JSON.stringify(data), {
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headers: { 'Content-Type': 'application/json' }
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})
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} catch (error) {
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return new Response(JSON.stringify({ error: (error as Error).message }), {
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status: 500,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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})
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.post("/daily/rooms/:roomName/stop-transcription", async (req) => {
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const apiKey = req.headers.get('Authorization')?.split('Bearer ')[1]
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const { roomName } = req.params
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if (!apiKey) {
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return new Response(JSON.stringify({ error: 'No API key provided' }), {
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status: 401,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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try {
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const response = await fetch(`https://api.daily.co/v1/rooms/${roomName}/transcription/stop`, {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Authorization': `Bearer ${apiKey}`
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}
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})
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if (!response.ok) {
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const error = await response.json()
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return new Response(JSON.stringify(error), {
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status: response.status,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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const data = await response.json()
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return new Response(JSON.stringify(data), {
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headers: { 'Content-Type': 'application/json' }
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})
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} catch (error) {
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return new Response(JSON.stringify({ error: (error as Error).message }), {
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status: 500,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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})
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// Add endpoint to get transcript access link
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.get("/daily/transcript/:transcriptId/access-link", async (req) => {
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const apiKey = req.headers.get('Authorization')?.split('Bearer ')[1]
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const { transcriptId } = req.params
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if (!apiKey) {
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return new Response(JSON.stringify({ error: 'No API key provided' }), {
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status: 401,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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try {
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const response = await fetch(`https://api.daily.co/v1/transcript/${transcriptId}/access-link`, {
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method: 'GET',
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headers: {
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'Authorization': `Bearer ${apiKey}`,
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'Content-Type': 'application/json'
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}
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})
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if (!response.ok) {
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const error = await response.json()
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return new Response(JSON.stringify(error), {
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status: response.status,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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const data = await response.json()
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return new Response(JSON.stringify(data), {
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headers: { 'Content-Type': 'application/json' }
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})
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} catch (error) {
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return new Response(JSON.stringify({ error: (error as Error).message }), {
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status: 500,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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})
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// Add endpoint to get transcript text
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.get("/daily/transcript/:transcriptId", async (req) => {
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const apiKey = req.headers.get('Authorization')?.split('Bearer ')[1]
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const { transcriptId } = req.params
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if (!apiKey) {
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return new Response(JSON.stringify({ error: 'No API key provided' }), {
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status: 401,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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try {
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const response = await fetch(`https://api.daily.co/v1/transcripts/${transcriptId}`, {
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method: 'GET',
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headers: {
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'Authorization': `Bearer ${apiKey}`,
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'Content-Type': 'application/json'
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}
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})
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if (!response.ok) {
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const error = await response.json()
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return new Response(JSON.stringify(error), {
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status: response.status,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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const data = await response.json()
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return new Response(JSON.stringify(data), {
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headers: { 'Content-Type': 'application/json' }
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})
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} catch (error) {
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return new Response(JSON.stringify({ error: (error as Error).message }), {
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status: 500,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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})
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// Recording endpoints
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.post("/daily/recordings/start", async (req) => {
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const apiKey = req.headers.get('Authorization')?.split('Bearer ')[1]
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if (!apiKey) {
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return new Response(JSON.stringify({ error: 'No API key provided' }), {
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status: 401,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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try {
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const body = await req.json() as any;
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const response = await fetch('https://api.daily.co/v1/recordings', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Authorization': `Bearer ${apiKey}`
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},
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body: JSON.stringify(body)
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})
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if (!response.ok) {
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const error = await response.json()
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return new Response(JSON.stringify(error), {
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status: response.status,
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headers: { 'Content-Type': 'application/json' }
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})
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}
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|
|
const data = await response.json()
|
|
return new Response(JSON.stringify(data), {
|
|
headers: { 'Content-Type': 'application/json' }
|
|
})
|
|
} catch (error) {
|
|
return new Response(JSON.stringify({ error: (error as Error).message }), {
|
|
status: 500,
|
|
headers: { 'Content-Type': 'application/json' }
|
|
})
|
|
}
|
|
})
|
|
|
|
.post("/daily/recordings/:recordingId/stop", async (req) => {
|
|
const apiKey = req.headers.get('Authorization')?.split('Bearer ')[1]
|
|
const { recordingId } = req.params
|
|
|
|
if (!apiKey) {
|
|
return new Response(JSON.stringify({ error: 'No API key provided' }), {
|
|
status: 401,
|
|
headers: { 'Content-Type': 'application/json' }
|
|
})
|
|
}
|
|
|
|
try {
|
|
const response = await fetch(`https://api.daily.co/v1/recordings/${recordingId}/stop`, {
|
|
method: 'POST',
|
|
headers: {
|
|
'Content-Type': 'application/json',
|
|
'Authorization': `Bearer ${apiKey}`
|
|
}
|
|
})
|
|
|
|
if (!response.ok) {
|
|
const error = await response.json()
|
|
return new Response(JSON.stringify(error), {
|
|
status: response.status,
|
|
headers: { 'Content-Type': 'application/json' }
|
|
})
|
|
}
|
|
|
|
const data = await response.json()
|
|
return new Response(JSON.stringify(data), {
|
|
headers: { 'Content-Type': 'application/json' }
|
|
})
|
|
} catch (error) {
|
|
return new Response(JSON.stringify({ error: (error as Error).message }), {
|
|
status: 500,
|
|
headers: { 'Content-Type': 'application/json' }
|
|
})
|
|
}
|
|
})
|
|
|
|
async function backupAllBoards(env: Environment) {
|
|
try {
|
|
// List all room files from TLDRAW_BUCKET
|
|
const roomsList = await env.TLDRAW_BUCKET.list({ prefix: 'rooms/' })
|
|
|
|
const date = new Date().toISOString().split('T')[0]
|
|
|
|
// Process each room
|
|
for (const room of roomsList.objects) {
|
|
try {
|
|
// Get the room data
|
|
const roomData = await env.TLDRAW_BUCKET.get(room.key)
|
|
if (!roomData) continue
|
|
|
|
// Get the data as text since it's already stringified JSON
|
|
const jsonData = await roomData.text()
|
|
|
|
// Create backup key with date only
|
|
const backupKey = `${date}/${room.key}`
|
|
|
|
// Store in backup bucket as JSON
|
|
await env.BOARD_BACKUPS_BUCKET.put(backupKey, jsonData)
|
|
|
|
// Backed up successfully
|
|
} catch (error) {
|
|
console.error(`Failed to backup room ${room.key}:`, error)
|
|
}
|
|
}
|
|
|
|
// Clean up old backups (keep last 90 days)
|
|
const ninetyDaysAgo = new Date()
|
|
ninetyDaysAgo.setDate(ninetyDaysAgo.getDate() - 90)
|
|
|
|
const oldBackups = await env.BOARD_BACKUPS_BUCKET.list({
|
|
prefix: ninetyDaysAgo.toISOString().split('T')[0]
|
|
})
|
|
|
|
for (const backup of oldBackups.objects) {
|
|
await env.BOARD_BACKUPS_BUCKET.delete(backup.key)
|
|
}
|
|
|
|
return { success: true, message: 'Backup completed successfully' }
|
|
} catch (error) {
|
|
console.error('Backup failed:', error)
|
|
return { success: false, message: (error as Error).message }
|
|
}
|
|
}
|
|
|
|
router
|
|
.get("/backup", async (_, env) => {
|
|
const result = await backupAllBoards(env)
|
|
return new Response(JSON.stringify(result), {
|
|
headers: { 'Content-Type': 'application/json' }
|
|
})
|
|
})
|
|
.get("/backup/test", async (_, env) => {
|
|
try {
|
|
// Simple test to check R2 access
|
|
const testResult = await env.TLDRAW_BUCKET.list({ prefix: 'rooms/', limit: 1 })
|
|
|
|
return new Response(JSON.stringify({
|
|
success: true,
|
|
message: 'R2 access test successful',
|
|
roomCount: testResult.objects?.length || 0,
|
|
hasMore: testResult.truncated || false
|
|
}), {
|
|
headers: { 'Content-Type': 'application/json' }
|
|
})
|
|
} catch (error) {
|
|
console.error('R2 test failed:', error)
|
|
return new Response(JSON.stringify({
|
|
success: false,
|
|
message: 'R2 access test failed',
|
|
error: (error as Error).message
|
|
}), {
|
|
headers: { 'Content-Type': 'application/json' }
|
|
})
|
|
}
|
|
})
|
|
|
|
// Handle scheduled events (cron jobs)
|
|
export async function scheduled(_event: ScheduledEvent, env: Environment, _ctx: ExecutionContext) {
|
|
// Cron job triggered
|
|
|
|
|
|
try {
|
|
// Run the backup function
|
|
const result = await backupAllBoards(env)
|
|
|
|
// Scheduled backup completed
|
|
|
|
// You can add additional logging or notifications here
|
|
if (!result.success) {
|
|
console.error('Scheduled backup failed:', result.message)
|
|
// In a real scenario, you might want to send alerts here
|
|
}
|
|
|
|
return result
|
|
} catch (error) {
|
|
console.error('Scheduled backup error:', error)
|
|
throw error
|
|
}
|
|
}
|
|
|
|
// export our router for cloudflare with CORS enabled
|
|
export default {
|
|
fetch: (request: Request, env: Environment, ctx: ExecutionContext) => {
|
|
// Handle WebSocket upgrades directly without CORS processing
|
|
const upgradeHeader = request.headers.get("Upgrade")
|
|
if (upgradeHeader === "websocket") {
|
|
// WebSocket upgrade detected, bypassing router CORS
|
|
return router.fetch(request, env, ctx)
|
|
}
|
|
|
|
// For regular requests, apply CORS
|
|
return router.fetch(request, env, ctx).then(response => corsify(response))
|
|
},
|
|
scheduled
|
|
}
|