部署:bubblewrap 沙箱、编译检查、访问口令、Docker Compose
- 学生程序每次运行放进 bubblewrap:断网,只读挂载系统文件、运行时和自己的工程目录, 看不到其他进程和服务器环境变量;限制堆内存 128 MB、CPU 时间 120 秒、运行 60 分钟, nice 10,全站同时运行上限 150;启动时自检沙箱,不可用时拒绝运行 - 编译检查(SIM001):网络、反射、启动进程、调用本机代码、加载程序集、dynamic 给出中文报错 - 访问口令:cookie 保存口令哈希,按真实 IP 限制输错次数;前端口令页 - 服务端配置集中到 config.ts,可用环境变量覆盖;Bun 直接提供打包好的网页 - Dockerfile(多阶段,服务端打包成单文件)、compose.yaml(Caddy 只收 HTTP,接入 NPM 的 npm_proxy 网络)、deploy/deploy.sh(本机构建后经 ssh 传到服务器)和部署说明 - 测试:沙箱隔离、内存上限、CPU 时间上限、编译检查 Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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# 物联网编程仿真平台:一个镜像里包含 Bun 服务端、打包好的网页、.NET 运行时和 bubblewrap 沙箱。
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# 构建:docker compose build;部署说明见 deploy/README.md
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# ---- C# 运行时(编译服务 + 仿真库) ----
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FROM mcr.microsoft.com/dotnet/sdk:10.0 AS runtime-build
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WORKDIR /src
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COPY runtime/ runtime/
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RUN dotnet build runtime/Runtime.slnx -c Release
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# ---- 网页和服务端 ----
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FROM oven/bun:1.4.3 AS web-build
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WORKDIR /src
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COPY package.json bun.lock ./
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COPY shared/package.json shared/
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COPY server/package.json server/
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COPY web/package.json web/
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RUN bun install --frozen-lockfile
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COPY shared/ shared/
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COPY server/ server/
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COPY web/ web/
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RUN cd web && bun run build
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# 服务端打包成单个文件,运行镜像里不需要 node_modules
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RUN bun build server/src/index.ts --target=bun --outfile=server.js
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# ---- 运行镜像 ----
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FROM mcr.microsoft.com/dotnet/runtime:10.0
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RUN apt-get update \
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&& apt-get install -y --no-install-recommends bubblewrap tzdata \
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&& rm -rf /var/lib/apt/lists/*
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COPY --from=oven/bun:1.4.3 /usr/local/bin/bun /usr/local/bin/bun
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WORKDIR /app
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COPY --from=runtime-build /src/runtime/Sim.Runner/bin/Release/net10.0/ runtime/
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COPY --from=web-build /src/web/dist/ web/dist/
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COPY --from=web-build /src/server.js ./
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COPY samples/ samples/
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ENV APP_ROOT=/app \
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RUNNER_DLL=runtime/Sim.Runner.dll \
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RUNS_DIR=/tmp/runs \
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SIM_SANDBOX=bwrap \
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TZ=Asia/Shanghai \
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PORT=3000 \
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DOTNET_CLI_TELEMETRY_OPTOUT=1
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# 镜像自带的非 root 用户
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USER $APP_UID
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EXPOSE 3000
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CMD ["bun", "server.js"]
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