mirror of
https://github.com/deepseek-ai/deepseek-harness
synced 2026-08-15 21:04:50 +00:00
104 lines
3.8 KiB
TypeScript
104 lines
3.8 KiB
TypeScript
/**
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* `dsh web` — the web-shape assembly: startHost + dist resolution +
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* startWebServer + the URL line + signal wiring. Mixing host and carrier
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* concerns is this app module's job (packages stay single-sided).
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*/
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import { parseArgs } from 'node:util'
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import { networkInterfaces } from 'node:os'
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import { createRequire } from 'node:module'
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import { mountWebPlugins, startHost } from '@deepseek-ai/dsh-host-runtime'
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import { createHostWebPluginRegistry, startWebServer } from '@deepseek-ai/dsh-host-webserver'
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const LOOPBACK_HOST = '127.0.0.1'
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const ALL_INTERFACES_HOST = '0.0.0.0'
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export async function runWeb(argv: string[]): Promise<void> {
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const { values } = parseArgs({
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args: argv,
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options: {
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host: { type: 'string', default: LOOPBACK_HOST },
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port: { type: 'string', default: '3080' },
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},
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allowPositionals: false,
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})
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if (values.host !== LOOPBACK_HOST && values.host !== ALL_INTERFACES_HOST) {
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process.stderr.write(
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`dsh web: invalid --host ${values.host}; expected ${LOOPBACK_HOST} or ${ALL_INTERFACES_HOST}\n`,
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)
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process.exit(1)
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}
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const hostAddress = values.host
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const port = Number(values.port)
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if (!Number.isInteger(port) || port <= 0 || port > 65535) {
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process.stderr.write(`dsh web: invalid --port ${values.port}\n`)
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process.exit(1)
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}
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// A missing DEEPSEEK_API_KEY throws here (plugin load is fail-loud, uncaught by design).
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const host = await startHost({ boot: { persistenceRoot: './.sessions' } })
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// Web UI plugin chain: in-memory Loader tree over the eight UI packages,
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// then the registry that feeds __DSH_BOOT__ and /plugins/<id>/client.js.
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const mounted = await mountWebPlugins(host.ctx)
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const webPlugins = createHostWebPluginRegistry({
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ctx: host.ctx,
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loader: mounted.loader,
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resolvePkgJson: mounted.resolvePkgJson,
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onError: (err: Error) => { process.stderr.write(`dsh web: plugin rescan: ${String(err)}\n`) },
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})
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// Published so the webserver invariant companion can audit manifest/bundle
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// consistency; nothing else reads this key.
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host.ctx.reflect.provide('webPlugins', webPlugins)
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// Dist location is workspace knowledge of this app: resolved through
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// @deepseek-ai/dsh-frontend's package exports, not configured.
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const require = createRequire(import.meta.url)
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let distIndex: string
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try {
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distIndex = require.resolve('@deepseek-ai/dsh-frontend/dist/index.html')
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} catch {
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process.stderr.write('dsh web: frontend dist not built; run pnpm --filter @deepseek-ai/dsh-frontend build first\n')
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await host.dispose()
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process.exit(1)
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}
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let exiting = false
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async function shutdown(code: number): Promise<void> {
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if (exiting) return
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exiting = true
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try {
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await server.close()
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await host.dispose()
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} finally {
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process.exit(code)
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}
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}
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let server: Awaited<ReturnType<typeof startWebServer>>
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try {
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server = await startWebServer(
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{ host: hostAddress, port, distIndex, apiHandler: host.handler, webPlugins },
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(err: Error) => {
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process.stderr.write(`dsh web: ${String(err)}\n`)
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void shutdown(1)
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},
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)
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} catch (error: unknown) {
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// listen failed (EADDRINUSE…): no server to close, dispose the host directly.
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process.stderr.write(`dsh web: ${String(error)}\n`)
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await host.dispose()
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process.exit(1)
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}
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const lan = hostAddress === ALL_INTERFACES_HOST
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? Object.values(networkInterfaces()).flat()
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.find(iface => iface !== undefined && iface.family === 'IPv4' && !iface.internal)
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: undefined
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const localUrl = `http://${LOOPBACK_HOST}:${server.port}`
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console.log(`dsh web: ${localUrl}${lan === undefined ? '' : ` (LAN: http://${lan.address}:${server.port})`}`)
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process.on('SIGTERM', () => { void shutdown(0) })
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process.on('SIGINT', () => { void shutdown(130) })
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}
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