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#
# Build stage
#
FROM alpine:3.13 as build
# args
ARG version="master"
# build root
WORKDIR /build
RUN apk add \
git \
ca-certificates \
alpine-sdk \
clang \
cmake \
zlib-static zlib-dev \
lua5.1 lua5.1-dev \
linux-headers
# source
RUN git clone https://github.com/lpereira/lwan -b ${version} .
# build
RUN mkdir build \
&& cd build \
&& cmake \
.. \
-DCMAKE_C_COMPILER=clang \
-DCMAKE_BUILD_TYPE=Release \
-DCMAKE_EXE_LINKER_FLAGS="-static" \
-DCMAKE_C_FLAGS="-static" \
&& make
# compress and test
#RUN cd build \
# && ls -l src/bin/lwan \
# && upx --ultra-brute src/bin/lwan/lwan
# make a temp folder
RUN mkdir -p /tmp
#
# Final image
#
FROM scratch
# labels
LABEL org.label-schema.vcs-url="https://github.com/productionwentdown/lwan"
LABEL org.label-schema.version=${version}
LABEL org.label-schema.schema-version="1.0"
# copy binary and ca certs
COPY --from=build /build/build/src/bin/lwan/lwan /bin/lwan
COPY --from=build /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
# copy default configuration
COPY lwan.conf /etc/lwan.conf
# copy empty temp folder
COPY --from=build /tmp /tmp
# serve from /srv
WORKDIR /srv
EXPOSE 8080
ENTRYPOINT ["/bin/lwan", "--config", "/etc/lwan.conf"]