fix: 修复中危问题:注册接口、模型名、LLM 超时、WebSocket 断线、未公开任务泄露等
服务端 - 删掉没人用的 /account/register,外网不能再批量注册小号 - 模型名只放行豆包和配置的 LLM_MODEL,浏览器里存的旧模型名换成默认模型; 聊天默认模型改读 LLM_MODEL - 流式生成改成 120 秒无数据才超时(另有 15 分钟总上限),思考模型不会被中途掐断; SSE 最后一行没有换行时不再丢内容 - WebSocket:token 无效 401、任务不存在 404,建对话失败时关闭连接; 引导出错时把没有回复的提问移出上下文 - 未公开的教程只有超管能看,未公开的挑战和素材管理员也能看,其他人 404 - Caddy:/media 加 CSP sandbox 和 nosniff,上传的 html/svg 直接打开不能跑脚本; 加 CORS,预览 iframe 里的代码可以读取字体和 fetch 素材 前端 - 新增 ReconnectingSocket:意外断开后退避重连,握手失败先刷新 token; 断线时清掉“生成中”状态,旧连接的事件不再改写新连接 - marked 扩展抽到 utils/markdown.ts:教程用独立实例,不再改全局 marked; 学生内容的渲染保留高亮,不带会渲染原始 HTML 的 preview 扩展 - 挑战页、创作页加载完成前离开时不再建立连接,离开时关闭引导弹窗 - 教程、提交列表、用户管理跟随浏览器前进后退;快速翻页只用最后一次结果, 改筛选条件不再请求两次 - 随机评分弹窗在 AI 回复完之后不再弹出 Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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@@ -1,6 +1,7 @@
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import { describe, expect, test } from "bun:test"
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import { pyRound, pySum } from "../src/services/pyround"
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import { extractCode, parseGuidanceResponse } from "../src/services/llm"
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import { chatModel, extractCode, parseGuidanceResponse, streamChat } from "../src/services/llm"
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import { config } from "../src/config"
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import { checkPassword, makePassword } from "../src/auth"
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import { formatMicros, iso, uuidHex, uuidOut } from "../src/db"
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import { toCsv } from "../src/services/gradebook"
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@@ -67,3 +68,49 @@ test("时间与 UUID 格式", () => {
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test("CSV 转义", () => {
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expect(toCsv([["a", 'b"c', "d,e"], [1, 2.5, ""]])).toBe('a,"b""c","d,e"\r\n1,2.5,\r\n')
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})
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describe("streamChat", () => {
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test("不认识的模型换成默认模型,最后一行没有换行也能读到", async () => {
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let model = ""
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const server = Bun.serve({
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port: 0,
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async fetch(req) {
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model = ((await req.json()) as any).model
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const line = (s: string) => `data: ${JSON.stringify({ choices: [{ delta: { content: s } }] })}`
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// 一行拆在两个分块之间,最后一行不带换行
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const body = `${line("你好")}\n\n${line("世")}\n${line("界")}`
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const enc = new TextEncoder()
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const cut = body.indexOf("世") + 2
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return new Response(
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new ReadableStream({
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async start(ctrl) {
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ctrl.enqueue(enc.encode(body.slice(0, cut)))
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await Bun.sleep(5)
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ctrl.enqueue(enc.encode(body.slice(cut)))
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ctrl.close()
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},
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}),
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{ headers: { "content-type": "text/event-stream" } },
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)
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},
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})
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const saved = { ...config }
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Object.assign(config, { llmApiKey: "k", llmBaseUrl: `http://localhost:${server.port}` })
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try {
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let out = ""
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for await (const s of streamChat([{ role: "user", content: "hi" }], "deepseek-v4-flash-thinking")) out += s
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expect(out).toBe("你好世界")
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expect(model).toBe(config.llmModel)
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} finally {
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Object.assign(config, saved)
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server.stop(true)
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}
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})
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test("chatModel 只放行配置里的模型", () => {
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expect(chatModel("doubao-seed-2-1-lite-260915")).toBe("doubao-seed-2-1-lite-260915")
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expect(chatModel(config.llmModel)).toBe(config.llmModel)
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expect(chatModel("gpt-5")).toBe(config.llmModel)
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expect(chatModel("")).toBe(config.llmModel)
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})
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})
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