90 lines
4.5 KiB
Docker
90 lines
4.5 KiB
Docker
###############################################################################
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# Stage 0 ─ builder-torch：编译 PyTorch 2.7.1 (+cu126)
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###############################################################################
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ARG CUDA_VERSION=12.6.1
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FROM nvidia/cuda:${CUDA_VERSION}-devel-ubuntu22.04 AS builder-torch
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ARG MAX_JOBS=24 # 按机器核心数调整
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ENV DEBIAN_FRONTEND=noninteractive \
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PYTHONUNBUFFERED=1 LANG=C.UTF-8 LC_ALL=C.UTF-8 \
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USE_CUDA=1 USE_DISTRIBUTED=0 BUILD_TEST=0 TORCH_CUDA_ARCH_LIST="7.5;8.0;8.6;9.0"
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RUN apt-get update && apt-get install -y --no-install-recommends \
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python3 python3-pip python3-distutils git cmake ninja-build \
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libopenblas-dev libopenmpi-dev \
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libnccl2=2.22.3-1+cuda12.6 \
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libnccl-dev=2.22.3-1+cuda12.6 \
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libjpeg-dev libpng-dev ca-certificates && \
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python3 -m pip install --no-cache-dir --upgrade pip wheel setuptools
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WORKDIR /opt
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RUN git clone --recursive -b v2.7.1 https://github.com/pytorch/pytorch.git
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WORKDIR /opt/pytorch
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ENV MAX_JOBS=${MAX_JOBS}
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RUN python3 setup.py bdist_wheel # ≈50‒60 min 首编
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###############################################################################
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# Stage 1 ─ builder-extras：用自编 Torch 装 TV / flashinfer / sglang，并收集轮子
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###############################################################################
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ARG CUDA_VERSION=12.6.1
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FROM nvidia/cuda:${CUDA_VERSION}-devel-ubuntu22.04 AS builder-extras
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ENV DEBIAN_FRONTEND=noninteractive PYTHONUNBUFFERED=1 LANG=C.UTF-8 LC_ALL=C.UTF-8
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RUN apt-get update && apt-get install -y --no-install-recommends \
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python3 python3-pip python3-distutils git build-essential \
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cmake ninja-build libjpeg-dev libpng-dev ca-certificates \
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libopenmpi-dev \
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libnccl2=2.22.3-1+cuda12.6 \
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libnccl-dev=2.22.3-1+cuda12.6 && \
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python3 -m pip install --no-cache-dir --upgrade pip wheel setuptools
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# ── 安装自编 torch 轮子 ──────────────────────────────────────────────────────
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COPY --from=builder-torch /opt/pytorch/dist/torch-2.7.1+cu126*.whl /tmp/
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RUN python3 -m pip install --no-cache-dir /tmp/torch-2.7.1+cu126*.whl && rm /tmp/*.whl
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# ── 编译 torchvision 0.22.1 (依赖本地 torch) ────────────────────────────────
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WORKDIR /opt
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RUN git clone -b v0.22.1 https://github.com/pytorch/vision.git
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WORKDIR /opt/vision
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RUN python3 setup.py bdist_wheel
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# ── 编译 flashinfer (主分支支持 torch 2.7 / cu126) ─────────────────────────
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WORKDIR /opt
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RUN git clone https://github.com/Dao-AILab/flashinfer.git
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WORKDIR /opt/flashinfer/python
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RUN python3 setup.py bdist_wheel
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# ── 编译你本地 sglang 源码并打 wheel ───────────────────────────────────────
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COPY ./sglang /sgl/sglang
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WORKDIR /sgl/sglang/python
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RUN python3 -m pip install ".[srt,openai]" --no-build-isolation && \
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python3 -m pip wheel ".[srt,openai]" --no-deps -w /tmp/sg_wheels
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# ── 收集所有 wheel 到 /wheels ──────────────────────────────────────────────
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RUN mkdir -p /wheels && \
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cp /opt/pytorch/dist/torch-2.7.1+cu126*.whl /wheels/ && \
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cp /opt/vision/dist/torchvision-0.22.1+cu126*.whl /wheels/ && \
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cp /opt/flashinfer/python/dist/flashinfer_python-*.whl /wheels/ && \
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cp /tmp/sg_wheels/sglang-*.whl /wheels/
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###############################################################################
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# Stage 2 ─ runtime：极简运行镜像，仅离线安装 wheel
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###############################################################################
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ARG CUDA_VERSION=12.6.1
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FROM nvidia/cuda:${CUDA_VERSION}-runtime-ubuntu22.04
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ENV DEBIAN_FRONTEND=noninteractive PYTHONUNBUFFERED=1 LANG=C.UTF-8 LC_ALL=C.UTF-8
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RUN apt-get update && apt-get install -y --no-install-recommends \
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python3 python3-pip python3-distutils ca-certificates && \
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rm -rf /var/lib/apt/lists/* && \
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python3 -m pip install --no-cache-dir --upgrade pip
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COPY --from=builder-extras /wheels /tmp/wheels
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RUN python3 -m pip install --no-cache-dir /tmp/wheels/* && rm -rf /tmp/wheels
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# 仅做 CI / CPU 自检 —— 输出帮助后退出 0
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CMD ["python3", "-m", "sglang.launch_server", "--help"]
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