iframe-proxy | Sunbelt Computer Software

History

446 lines (412 loc) · 20.2 KB

Raw

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

199

200

201

202

203

204

205

206

207

208

209

210

211

212

213

214

215

216

217

218

219

220

221

222

223

224

225

226

227

228

229

230

231

232

233

234

235

236

237

238

239

240

241

242

243

244

245

246

247

248

249

250

251

252

253

254

255

256

257

258

259

260

261

262

263

264

265

266

267

268

269

270

271

272

273

274

275

276

277

278

279

280

281

282

283

284

285

286

287

288

289

290

291

292

293

294

295

296

297

298

299

300

301

302

303

304

305

306

307

308

309

310

311

312

313

314

315

316

317

318

319

320

321

322

323

324

325

326

327

328

329

330

331

332

333

334

335

336

337

338

339

340

341

342

343

344

345

346

347

348

349

350

351

352

353

354

355

356

357

358

359

360

361

362

363

364

365

366

367

368

369

370

371

372

373

374

375

376

377

378

379

380

381

382

383

384

385

386

387

388

389

390

391

392

393

394

395

396

397

398

399

400

401

402

403

404

405

406

407

408

409

410

411

412

413

414

415

416

417

418

419

420

421

422

423

424

425

426

427

428

429

430

431

432

433

434

435

436

437

438

439

440

441

442

443

444

445

446

import { createServer, type Server } from 'http'

import { exec } from 'child_process'

import { readFile } from 'fs/promises'

import { existsSync } from 'fs'

import { join, normalize, extname, dirname, sep } from 'path'

import { fileURLToPath } from 'url'

import { AddressInfo } from 'net'

import { hostname } from 'os'

import { loadPricing } from './models.js'

import { buildMenubarPayloadForRange } from './usage-aggregator.js'

import type { MenubarPayload } from './menubar-json.js'

import { periodInfoFromQuery, UsageQueryError } from './cli-date.js'

import { pullDevices, linkRemote } from './sharing/host.js'

import { browse } from './sharing/discovery.js'

import { loadOrCreateIdentity } from './sharing/identity.js'

import { pairingCode } from './sharing/pairing.js'

import { getSharingDir, loadRemotes, loadShareAlways, saveShareAlways } from './sharing/store.js'

import { ShareController } from './sharing/share-controller.js'

import { sanitizeForSharing } from './sharing/sanitize.js'

import { buildContextTree, findClaudeSession, listRecentTitledSessions, snapshotRows, type ContextTreeResult, type SessionRef } from './context-tree.js'

import { buildCodexContextTree, findCodexSession, listRecentCodexSessions } from './context-tree-codex.js'

function readBody(req: import('http').IncomingMessage): Promise<string> {

return new Promise((resolve, reject) => {

let body = ''

req.on('data', (c) => {

body += c

if (body.length > 1_000_000) reject(new Error('request body too large'))

})

req.on('end', () => resolve(body))

req.on('error', reject)

})

}

function writeJsonError(res: import('http').ServerResponse, status: number, error: string): void {

res.writeHead(status, { 'content-type': 'application/json; charset=utf-8' })

res.end(JSON.stringify({ error }))

}

// Cap on the cached local payload, matched to the parser's own session cache

// (parser.ts) so the assembled payload is never staler than its source data.

const LOCAL_PAYLOAD_TTL_MS = 180_000

const HERE = dirname(fileURLToPath(import.meta.url))

// Locate the built React dashboard (dist/dash). Works both when running from a

// published package (dist/dash next to the bundled CLI) and from source.

function resolveDashDir(): string | null {

const candidates = [

process.env['CODEBURN_DASH_DIR'],

join(HERE, 'dash'),

join(HERE, '..', 'dist', 'dash'),

join(HERE, '..', 'dash', 'dist'),

].filter(Boolean) as string[]

for (const dir of candidates) {

if (existsSync(join(dir, 'index.html'))) return dir

}

return null

}

const CONTENT_TYPES: Record<string, string> = {

'.html': 'text/html; charset=utf-8',

'.js': 'text/javascript; charset=utf-8',

'.css': 'text/css; charset=utf-8',

'.svg': 'image/svg+xml',

'.json': 'application/json; charset=utf-8',

'.woff2': 'font/woff2',

'.woff': 'font/woff',

'.png': 'image/png',

'.ico': 'image/x-icon',

'.map': 'application/json',

}

const NOT_BUILT_PAGE =

'<!doctype html><meta charset="utf-8">' +

'<body style="font-family:system-ui;background:#0a0a0b;color:#e7e7ea;padding:48px;line-height:1.6">' +

'<h2>Dashboard not built yet</h2>' +

'<p>Build the web UI once, then reload:</p>' +

'<pre style="background:#141417;padding:12px 16px;border-radius:8px;color:#ff8c42">cd dash && npm install && npm run build</pre>' +

'<p>The CLI keeps serving the live data API in the meantime.</p></body>'

function openBrowser(url: string): void {

const cmd = process.platform === 'darwin' ? 'open' : process.platform === 'win32' ? 'start ""' : 'xdg-open'

try {

exec(`${cmd} ${url}`)

} catch {

/* user can open it manually */

}

export function injectDashboardBootstrap(html: string, payload: unknown): string {

const json = JSON.stringify(payload)

if (json === undefined) throw new TypeError('dashboard bootstrap payload is not serializable')

// Keep the JSON safe at the boundary where it enters an HTML script. This is

// deliberately inside the helper so callers cannot forget the escape.

const safeJson = json.replace(/</g, String.fromCharCode(92) + 'u003c')

return html.replace('<script type="module"', () => `<script>window.__CODEBURN_BOOTSTRAP__=${safeJson}</script>\n <script type="module"`)

}

export async function runWebDashboard(opts: {

period: string

provider: string

from?: string

to?: string

project: string[]

exclude: string[]

port: number

open: boolean

}): Promise<Server> {

await loadPricing()

const dashDir = resolveDashDir()

// Sharing this device serves the SANITIZED aggregate (no project names/paths

// or per-session detail), unlike the local /api/usage which shows everything.

const shareGetUsage = async (q: { period?: string; from?: string; to?: string }) => {

const periodInfo = periodInfoFromQuery(q, opts.period)

return sanitizeForSharing(await buildMenubarPayloadForRange(periodInfo, { provider: 'all', optimize: false }))

}

const share = new ShareController(shareGetUsage)

if (await loadShareAlways()) await share.start(true).catch(() => {})

// The server is long-lived, so cache this machine's parsed payload (the CLI

// process cannot). Store the promise before any await so concurrent identical

// requests collapse into one parse instead of racing.

const localPayloadCache = new Map<string, { at: number; payload: Promise<MenubarPayload> }>()

const rebuildPayload = (key: string, period: string, provider: string, from?: string, to?: string): Promise<MenubarPayload> => {

const periodInfo = periodInfoFromQuery({ period, from, to }, opts.period)

const payload = buildMenubarPayloadForRange(periodInfo, { provider, project: opts.project, exclude: opts.exclude, optimize: false })

const now = Date.now()

localPayloadCache.set(key, { at: now, payload })

for (const [k, v] of localPayloadCache) if (now - v.at >= LOCAL_PAYLOAD_TTL_MS) localPayloadCache.delete(k)

void payload.catch(() => localPayloadCache.delete(key))

return payload

}

const getLocalPayload = (period: string, provider: string, from?: string, to?: string): Promise<MenubarPayload> => {

const key = `${period}|${provider}|${from ?? ''}|${to ?? ''}`

const hit = localPayloadCache.get(key)

if (hit && Date.now() - hit.at < LOCAL_PAYLOAD_TTL_MS) {

// Stale-while-revalidate: past 75% of the TTL, hand back the cached

// payload instantly and rebuild behind it, so the TTL expiry never

// lands its multi-second parse on a user's click.

if (Date.now() - hit.at > LOCAL_PAYLOAD_TTL_MS * 0.75) void rebuildPayload(key, period, provider, from, to).catch(() => {})

return hit.payload

}

return rebuildPayload(key, period, provider, from, to)

}

// Warm every period tab shortly after startup, sequentially, so the first

// click on 7d/30d/Month answers from the payload cache instead of paying a

// full parse. Lifetime is deliberately last-and-optional: it is the rarest

// tab and the costliest parse. Failures are ignored - a prefetch is never

// load-bearing.

const prefetchPeriods = async (): Promise<void> => {

for (const period of ['today', 'week', '30days', 'month', 'all', 'lifetime']) {

try { await getLocalPayload(period, opts.provider, opts.from, opts.to) } catch { /* not load-bearing */ }

}

setTimeout(() => { void prefetchPeriods() }, 500)

// Context trees re-read a whole transcript (up to 100MB), so cache each by

// file version. Keyed on mtime: an active session invalidates itself.

const contextTreeCache = new Map<string, Promise<ContextTreeResult>>()

const getContextTree = (provider: 'claude' | 'codex', ref: SessionRef): Promise<ContextTreeResult> => {

const key = `${provider}:${ref.sessionId}:${ref.mtimeMs}`

const hit = contextTreeCache.get(key)

if (hit) {

// Re-insert so eviction is LRU rather than insertion order.

contextTreeCache.delete(key)

contextTreeCache.set(key, hit)

return hit

}

const tree = provider === 'claude' ? buildContextTree(ref) : buildCodexContextTree(ref)

contextTreeCache.set(key, tree)

void tree.catch(() => contextTreeCache.delete(key))

while (contextTreeCache.size > 12) {

const oldest = contextTreeCache.keys().next().value

if (oldest === undefined) break

contextTreeCache.delete(oldest)

}

return tree

}

// Embed this machine's prewarmed payload in index.html for an instant first

// paint with no data round-trip. Only the local device is inlined: no remote

// network wait, and paired devices stream in via the live fetch right after.

const serveIndexHtml = async (res: import('http').ServerResponse, filePath: string): Promise<void> => {

const html = await readFile(filePath, 'utf8')

const payload = await getLocalPayload(opts.period, opts.provider, opts.from, opts.to)

const devices = [{ id: 'local', name: hostname(), local: true, payload }]

const injected = injectDashboardBootstrap(html, { devices })

res.writeHead(200, { 'content-type': 'text/html; charset=utf-8', 'cache-control': 'no-store' })

res.end(injected)

}

const server = createServer(async (req, res) => {

try {

const url = new URL(req.url ?? '/', 'http://localhost')

// Loopback-only server. Reject any request not addressed to localhost

// (defeats DNS rebinding, which would otherwise let a website you visit

// read your local usage) and any cross-origin request (CSRF). The local

// payload is unsanitized, so this guard is what keeps it on your machine.

const reqHost = (req.headers.host ?? '').replace(/:\d+$/, '')

const loopback = reqHost === '127.0.0.1' || reqHost === 'localhost' || reqHost === '::1' || reqHost === '[::1]'

const origin = req.headers.origin

const originOk = !origin || /^https?:\/\/(127\.0\.0\.1|localhost|\[::1\])(:\d+)?$/.test(origin)

if (!loopback || !originOk) {

res.writeHead(403, { 'content-type': 'text/plain' })

res.end('Forbidden')

return

}

if (url.pathname === '/api/usage') {

const period = url.searchParams.get('period') ?? opts.period

const provider = url.searchParams.get('provider') ?? opts.provider

const from = url.searchParams.get('from') ?? opts.from

const to = url.searchParams.get('to') ?? opts.to

let payload

try {

payload = await getLocalPayload(period, provider, from, to)

} catch (err) {

if (!(err instanceof UsageQueryError)) throw err

writeJsonError(res, 400, err.message)

return

}

res.writeHead(200, { 'content-type': 'application/json; charset=utf-8', 'cache-control': 'no-store' })

res.end(JSON.stringify(payload))

return

}

// This machine plus every paired device, each kept separate. Remote

// payloads arrive already sanitized (aggregate numbers only).

if (url.pathname === '/api/devices') {

const period = url.searchParams.get('period') ?? opts.period

const provider = url.searchParams.get('provider') ?? opts.provider

const from = url.searchParams.get('from') ?? opts.from

const to = url.searchParams.get('to') ?? opts.to

let results

try {

results = await pullDevices(() => getLocalPayload(period, provider, from, to), { period, from, to }, hostname(), {})

} catch (err) {

if (!(err instanceof UsageQueryError)) throw err

writeJsonError(res, 400, err.message)

return

}

res.writeHead(200, { 'content-type': 'application/json; charset=utf-8', 'cache-control': 'no-store' })

res.end(JSON.stringify({ devices: results }))

return

}

// This device's own identity (name + fingerprint) for the pairing UI.

if (url.pathname === '/api/identity') {

const id = await loadOrCreateIdentity(getSharingDir())

res.writeHead(200, { 'content-type': 'application/json; charset=utf-8', 'cache-control': 'no-store' })

res.end(JSON.stringify({ name: id.name, fingerprint: id.fingerprint }))

return

}

// Discover devices currently sharing on the local network (mDNS). Each

// carries the confirm code to match, and whether it is already paired.

if (url.pathname === '/api/devices/scan') {

const dir = getSharingDir()

const id = await loadOrCreateIdentity(dir)

const pairedFps = new Set((await loadRemotes(dir)).map((r) => r.fingerprint))

const found = await browse(2500)

const list = found

.filter((d) => d.fingerprint !== id.fingerprint)

.map((d) => ({

name: d.name,

host: d.host,

port: d.port,

fingerprint: d.fingerprint,

code: pairingCode(id.fingerprint, d.fingerprint),

paired: pairedFps.has(d.fingerprint),

}))

res.writeHead(200, { 'content-type': 'application/json; charset=utf-8', 'cache-control': 'no-store' })

res.end(JSON.stringify({ found: list }))

return

}

// Pair with a chosen discovered device. Blocks until the other device

// approves (or declines / times out), then stores the link.

if (url.pathname === '/api/devices/pair' && req.method === 'POST') {

if (!(req.headers['content-type'] ?? '').includes('application/json')) {

res.writeHead(415, { 'content-type': 'application/json' })

res.end(JSON.stringify({ ok: false, error: 'content-type must be application/json' }))

return

}

const body = JSON.parse((await readBody(req)) || '{}') as { name: string; host: string; port: number; fingerprint: string }

try {

const device = await linkRemote(body)

res.writeHead(200, { 'content-type': 'application/json; charset=utf-8' })

res.end(JSON.stringify({ ok: true, name: device.name }))

} catch (err) {

res.writeHead(409, { 'content-type': 'application/json; charset=utf-8' })

res.end(JSON.stringify({ ok: false, error: err instanceof Error ? err.message : String(err) }))

}

return

}

// Share-this-device controls. Status carries the pending pairing requests

// so the SPA can poll one endpoint and surface approvals in the browser.

if (url.pathname === '/api/share/status') {

res.writeHead(200, { 'content-type': 'application/json; charset=utf-8', 'cache-control': 'no-store' })

res.end(JSON.stringify(await share.status()))

return

}

if (url.pathname === '/api/share/start' && req.method === 'POST') {

const body = JSON.parse((await readBody(req)) || '{}') as { always?: boolean }

let startError: string | undefined

try {

await share.start(!!body.always)

await saveShareAlways(!!body.always)

} catch (err) {

// e.g. EADDRINUSE when a CLI `codeburn share` already holds the port.

startError = err instanceof Error ? err.message : String(err)

}

res.writeHead(200, { 'content-type': 'application/json; charset=utf-8' })

res.end(JSON.stringify({ ...(await share.status()), error: startError }))

return

}

if (url.pathname === '/api/share/stop' && req.method === 'POST') {

await share.stop()

await saveShareAlways(false)

res.writeHead(200, { 'content-type': 'application/json; charset=utf-8' })

res.end(JSON.stringify(await share.status()))

return

}

// Session ids are resolved against the discovered session files only,

// never joined into a path from user input, and responses never carry

// local file paths.

if (url.pathname === '/api/context/sessions') {

const provider = url.searchParams.get('provider') ?? 'claude'

if (provider !== 'claude' && provider !== 'codex') {

writeJsonError(res, 400, 'provider must be claude or codex')

return

}

const refs = provider === 'claude' ? await listRecentTitledSessions(15) : await listRecentCodexSessions(15)

const sessions = refs.map((r) => ({ provider, sessionId: r.sessionId, project: r.project, title: r.title, mtimeMs: r.mtimeMs, sizeBytes: r.sizeBytes }))

res.writeHead(200, { 'content-type': 'application/json; charset=utf-8', 'cache-control': 'no-store' })

res.end(JSON.stringify({ sessions }))

return

}

if (url.pathname === '/api/context/tree') {

const provider = url.searchParams.get('provider') ?? 'claude'

const id = url.searchParams.get('id') ?? ''

if ((provider !== 'claude' && provider !== 'codex') || !id) {

writeJsonError(res, 400, 'provider (claude|codex) and id are required')

return

}

// findClaudeSession/findCodexSession resolve an id prefix the same way

// `codeburn context <session>` does (see context-tree.ts's resolveSession) -

// trust that match instead of re-requiring the full id here, so a prefix

// that works on the CLI works through the API too.

const ref = provider === 'claude' ? await findClaudeSession(id) : await findCodexSession(id)

if (!ref) {

writeJsonError(res, 404, `no ${provider} session ${id}`)

return

}

const tree = await getContextTree(provider, ref)

const payload = {

...tree,

session: { sessionId: tree.session.sessionId, project: tree.session.project, mtimeMs: tree.session.mtimeMs, sizeBytes: tree.session.sizeBytes },

effectiveRows: snapshotRows(tree.effective),

fullRows: snapshotRows(tree.full),

}

res.writeHead(200, { 'content-type': 'application/json; charset=utf-8', 'cache-control': 'no-store' })

res.end(JSON.stringify(payload))

return

}

if (url.pathname === '/api/share/approve' && req.method === 'POST') {

const body = JSON.parse((await readBody(req)) || '{}') as { id?: string; approve?: boolean }

const ok = typeof body.id === 'string' && share.resolvePending(body.id, !!body.approve)

res.writeHead(200, { 'content-type': 'application/json; charset=utf-8' })

res.end(JSON.stringify({ ok }))

return

}

if (!dashDir) {

res.writeHead(200, { 'content-type': 'text/html; charset=utf-8' })

res.end(NOT_BUILT_PAGE)

return

}

let pathname = decodeURIComponent(url.pathname)

if (pathname === '/' || pathname === '') pathname = '/index.html'

const filePath = normalize(join(dashDir, pathname))

if (filePath !== dashDir && !filePath.startsWith(dashDir + sep)) {

res.writeHead(403)

res.end('Forbidden')

return

}

try {

if (extname(filePath) === '.html') {

await serveIndexHtml(res, filePath)

} else {

const buf = await readFile(filePath)

res.writeHead(200, { 'content-type': CONTENT_TYPES[extname(filePath)] ?? 'application/octet-stream' })

res.end(buf)

}

} catch {

// Unknown path: serve index.html so the SPA can route it.

await serveIndexHtml(res, join(dashDir, 'index.html'))

}

} catch (err) {

res.writeHead(500, { 'content-type': 'application/json' })

res.end(JSON.stringify({ error: err instanceof Error ? err.message : String(err) }))

}

})

const port = await new Promise<number>((resolve, reject) => {

server.once('error', (err: NodeJS.ErrnoException) => {

if (err.code === 'EADDRINUSE') {

server.listen(0, '127.0.0.1', () => resolve((server.address() as AddressInfo).port))

} else {

reject(err)

}

})

server.listen(opts.port, '127.0.0.1', () => resolve((server.address() as AddressInfo).port))

})

// Durable handler so a post-bind socket error never crashes the process.

server.on('error', () => {})

void Promise.resolve().then(() => getLocalPayload(opts.period, opts.provider, opts.from, opts.to)).catch(() => {})

const url = `http://127.0.0.1:${port}`

if (!dashDir) {

process.stdout.write(`\n Dashboard UI is not built. Run: cd dash && npm install && npm run build\n`)

}

process.stdout.write(`\n CodeBurn dashboard at ${url}\n Press Ctrl+C to stop.\n\n`)

if (opts.open) openBrowser(url)

// Withdraw the mDNS advertisement and close the share server cleanly on exit.

process.on('SIGINT', () => {

void share.stop().finally(() => process.exit(0))

})

return server

await new Promise<never>(() => {

/* run until interrupted */

})

}

Sunbelt Computer Software

PL/B Language Development and Support

Navigation Menu

Uh oh!

Sunbelt Computer Software

PL/B Language Development and Support

Uh oh!

FilesExpand file tree

web-dashboard.ts

Latest commit

History

web-dashboard.ts

File metadata and controls