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ARG BASE_IMAGE=ghcr.io/meta-pytorch/openenv-base:latest
FROM ${BASE_IMAGE} AS builder
WORKDIR /app
# Ensure git and curl are available
RUN apt-get update && \
apt-get install -y --no-install-recommends git curl ca-certificates && \
rm -rf /var/lib/apt/lists/*
# Build argument to control whether we're building standalone or in-repo
ARG BUILD_MODE=in-repo
ARG ENV_NAME=rl_code_fix_env
# Copy environment code (always at root of build context)
COPY . /app/env
# For in-repo builds, openenv is already vendored in the build context
# For standalone builds, openenv will be installed via pyproject.toml
WORKDIR /app/env
# Ensure uv is available
RUN if ! command -v uv >/dev/null 2>&1; then \
curl -LsSf https://astral.sh/uv/install.sh | env UV_INSTALL_DIR=/usr/local/bin sh; \
fi
# Install dependencies using uv sync
# If uv.lock exists, use it; otherwise resolve on the fly
RUN --mount=type=cache,target=/root/.cache/uv \
if [ -f uv.lock ]; then \
uv sync --frozen --no-install-project --no-editable; \
else \
uv sync --no-install-project --no-editable; \
fi
RUN --mount=type=cache,target=/root/.cache/uv \
if [ -f uv.lock ]; then \
uv sync --frozen --no-editable; \
else \
uv sync --no-editable; \
fi
# Final runtime stage
FROM ${BASE_IMAGE}
# Install curl for health check
RUN apt-get update && \
apt-get install -y --no-install-recommends curl && \
rm -rf /var/lib/apt/lists/*
WORKDIR /app
# Copy environment code + its in-place virtualenv from builder.
# Keep the venv at the same path it was created with (/app/env/.venv)
# to avoid relocation issues and dual-venv path conflicts.
COPY --from=builder /app/env /app/env
# Use the single in-repo venv
ENV VIRTUAL_ENV="/app/env/.venv"
ENV PATH="/app/env/.venv/bin:$PATH"
# Hermetic runtime: keep imports pinned to repo code + active venv.
ENV PYTHONPATH="/app/env"
ENV PYTHONNOUSERSITE="1"
ENV PYTHONDONTWRITEBYTECODE="1"
# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
CMD curl -f http://localhost:8000/health || exit 1
# Expose the application port
EXPOSE 8000
# Run the FastAPI server
# The module path is constructed to work with the /app/env structure
ENV ENABLE_WEB_INTERFACE=true
CMD ["sh", "-c", "cd /app/env && uvicorn server.app:app --host 0.0.0.0 --port 8000"]
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