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# fsys Dockerfile — C++20 静态文件托管服务
# 多阶段构建:第一阶段编译 libhttp + libmsg + fsys,第二阶段精简运行时
# ============================================================================
# Stage 1: 构建阶段
# ============================================================================
FROM ubuntu:24.04 AS builder
LABEL maintainer="qingsong"
LABEL service="fsys"
LABEL description="Static File Hosting Service (C++20) - 静态文件托管服务"
ENV DEBIAN_FRONTEND=noninteractive
RUN apt-get update && apt-get install -y --no-install-recommends \
build-essential \
libboost-json-dev \
libssl-dev \
libcurl4-openssl-dev \
make \
&& rm -rf /var/lib/apt/lists/*
WORKDIR /build
COPY libhttp/ /build/libhttp/
COPY libmsg/ /build/libmsg/
COPY fsys/ /build/fsys/
# 编译 libmsg
RUN cd /build/libmsg && make clean && make
# 编译 libhttp
RUN cd /build/libhttp && make clean && make \
CPP="g++" \
INCS="-I inc" \
SERVER_LIBS="-lssl -lcrypto -lpthread" \
CLIENT_LIBS="-lssl -lcrypto -lcurl -lpthread"
# 编译 fsys
RUN cd /build/fsys && make clean && make \
CPP="g++" \
INCS="-I ../libhttp/inc -I ../libmsg/inc" \
LIBS="-L ../libhttp/build -L ../libmsg/build -lus_http -lus_httpclient -lus_msg -lboost_json -lssl -lcrypto -lcurl -lpthread" \
RPATH="-Wl,-rpath,/app/lib"
# ============================================================================
# Stage 2: 运行时阶段
# ============================================================================
FROM ubuntu:24.04
ENV DEBIAN_FRONTEND=noninteractive
RUN apt-get update && apt-get install -y --no-install-recommends \
libboost-json1.83.0 \
libssl3 \
libcurl4 \
ca-certificates \
curl \
&& rm -rf /var/lib/apt/lists/* \
&& useradd -m -u 1000 appuser
WORKDIR /app
# 复制构建产物
COPY --from=builder /build/fsys/build/fsys /app/fsys
COPY --from=builder /build/libhttp/build/libus_http.so /app/lib/libus_http.so
COPY --from=builder /build/libhttp/build/libus_httpclient.so /app/lib/libus_httpclient.so
COPY --from=builder /build/libmsg/build/libus_msg.so /app/lib/libus_msg.so
# 复制静态文件(public 目录)
COPY static/public/ /app/public/
ENV LD_LIBRARY_PATH=/app/lib
RUN chown -R appuser:appuser /app
USER appuser
EXPOSE 9200
# 健康检查:GET /health 期望 200
HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
CMD curl -sf http://localhost:9200/health -o /dev/null || exit 1
ENV LISTEN_ADDR=0.0.0.0 \
LISTEN_PORT=9200 \
STATIC_ROOT=/app/public
CMD ["/app/fsys"]