# Lua Build
FROM nickblah/lua:5.4-luarocks-alpine AS build
RUN apk add --no-cache build-base rust cargo lua5.4-dev pkgconfig openssl-dev m4 bsd-compat-headers
# Install lua modules here.
RUN luarocks install luasec
RUN luarocks install luasocket
RUN luarocks install lua-cjson
RUN luarocks install base64
RUN luarocks install inspect

# Need to build rust in this container too due to version mismatch between
# build environments of lua and rust
WORKDIR /app
COPY . .
RUN cargo build --release

# Deploy stage
FROM alpine
WORKDIR /app
RUN apk update && apk add --no-cache ca-certificates openssl libgcc lua5.4-libs

COPY --from=build /usr/local/bin/lua /usr/local/bin/lua
COPY --from=build /usr/local/bin/luarocks /usr/local/bin/luarocks
COPY --from=build /usr/local/lib/lua /usr/local/lib/lua
COPY --from=build /usr/local/share/lua /usr/local/share/lua
COPY --from=build /usr/local/lib/luarocks /usr/local/lib/luarocks
COPY --from=build /app/target/release/webserver /app/webserver

CMD ["./webserver"]