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| FROM python:3.10-slim | |
| ENV PYTHONUNBUFFERED=1 \ | |
| PIP_NO_CACHE_DIR=1 \ | |
| HF_HOME=/data/cache \ | |
| MODEL_DIR=/data/indextts2 | |
| # ffmpeg: 音频处理; git: 安装 indextts 源码包 | |
| RUN apt-get update && apt-get install -y --no-install-recommends \ | |
| ffmpeg git curl ca-certificates && \ | |
| rm -rf /var/lib/apt/lists/* | |
| WORKDIR /app | |
| COPY requirements.txt ./ | |
| RUN pip install --upgrade pip && pip install -r requirements.txt | |
| # 构建期把模型权重烘进镜像(public repo, 无需 token), 避免每次冷启动下载 6GB | |
| RUN python -c "from huggingface_hub import snapshot_download; \ | |
| snapshot_download(repo_id='IndexTeam/IndexTTS-2', local_dir='/data/indextts2')" | |
| # 预热: 构建期预下载辅助模型(w2v-bert/MaskGCT/CAMPPlus/BigVGAN)到 hf_cache, | |
| # 不加载模型(避免构建容器 OOM), 冷启动从 ~4min 降到 ~1min | |
| RUN python -c "from indextts.utils.model_download import ensure_models_available; \ | |
| ensure_models_available('/data/indextts2')" | |
| COPY app.py ./ | |
| ENV PORT=7860 | |
| CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"] | |