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fix(gui): harden multimodal image attachments

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This commit is contained in:
Yichen Jiang
2026-07-23 19:38:37 +08:00
parent eea595fcb4
commit 580e05b794
61 changed files with 1700 additions and 214 deletions
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16
apps/cli/src/web.ts
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@@ -12,6 +12,7 @@ import { createHostWebPluginRegistry, startWebServer } from '@deepseek-ai/dsh-ho
const LOOPBACK_HOST = '127.0.0.1'
const ALL_INTERFACES_HOST = '0.0.0.0'
const REQUEST_ENVELOPE_HEADROOM_BYTES = 1024 * 1024
export async function runWeb(argv: string[]): Promise<void> {
const { values } = parseArgs({
@@ -19,6 +20,7 @@ export async function runWeb(argv: string[]): Promise<void> {
options: {
host: { type: 'string', default: LOOPBACK_HOST },
port: { type: 'string', default: '3080' },
'max-request-body-bytes': { type: 'string' },
},
allowPositionals: false,
})
@@ -34,9 +36,21 @@ export async function runWeb(argv: string[]): Promise<void> {
process.stderr.write(`dsh web: invalid --port ${values.port}\n`)
process.exit(1)
}
const configuredMaxRequestBodyBytes = values['max-request-body-bytes'] === undefined
? undefined
: Number(values['max-request-body-bytes'])
if (configuredMaxRequestBodyBytes !== undefined
&& (!Number.isInteger(configuredMaxRequestBodyBytes) || configuredMaxRequestBodyBytes < 1)) {
process.stderr.write(`dsh web: invalid --max-request-body-bytes ${values['max-request-body-bytes']}\n`)
process.exit(1)
}
// A missing DEEPSEEK_API_KEY throws here (plugin load is fail-loud, uncaught by design).
const host = await startHost({ boot: { persistenceRoot: './.sessions' } })
const attachments = host.ctx.get('attachments')
if (attachments === undefined) throw new Error('dsh web: attachment service unavailable')
const maxRequestBodyBytes = configuredMaxRequestBodyBytes
?? Math.ceil(attachments.imageLimits.maxMessageImageBytes * 4 / 3) + REQUEST_ENVELOPE_HEADROOM_BYTES
// Web UI plugin chain: in-memory Loader tree over the eight UI packages,
// then the registry that feeds __DSH_BOOT__ and /plugins/<id>/client.js.
@@ -78,7 +92,7 @@ export async function runWeb(argv: string[]): Promise<void> {
let server: Awaited<ReturnType<typeof startWebServer>>
try {
server = await startWebServer(
{ host: hostAddress, port, distIndex, apiHandler: host.handler, webPlugins },
{ host: hostAddress, port, distIndex, apiHandler: host.handler, maxRequestBodyBytes, webPlugins },
(err: Error) => {
process.stderr.write(`dsh web: ${String(err)}\n`)
void shutdown(1)