FROM ubuntu:24.04 AS build

RUN apt-get update && apt-get install -y --no-install-recommends curl xz-utils ca-certificates git && rm -rf /var/lib/apt/lists/*

ARG ZIG_VERSION=0.16.0

ARG TARGETARCH

RUN case "$TARGETARCH" in \

amd64) echo "ZIG_ARCH=x86_64" > /tmp/zig-arch.env ;; \

arm64) echo "ZIG_ARCH=aarch64" > /tmp/zig-arch.env ;; \

*) echo "unsupported TARGETARCH=$TARGETARCH" >&2; exit 1 ;; \

esac

RUN --mount=type=cache,id=ochi-zig-tarballs,target=/tmp/zig-cache \

. /tmp/zig-arch.env && \

zig_dir="/usr/local/zig-${ZIG_ARCH}-linux-${ZIG_VERSION}" && \

zig_tar="/tmp/zig-cache/zig-${ZIG_ARCH}.tar.xz" && \

if [ ! -f "${zig_tar}" ]; then \

curl -fsSL -o "${zig_tar}" "https://ziglang.org/download/${ZIG_VERSION}/zig-${ZIG_ARCH}-linux-${ZIG_VERSION}.tar.xz"; \

fi && \

tar -xJf "${zig_tar}" -C /usr/local && \

ln -sf "${zig_dir}/zig" /usr/local/bin/zig

WORKDIR /app

COPY build.zig build.zig.zon ./

RUN --mount=type=cache,id=ochi-zig-global,target=/root/.cache/zig \

--mount=type=cache,id=ochi-zig-local,target=/app/.zig-cache \

/usr/local/bin/zig build --fetch

COPY src/ src/

ARG OPTIMIZE=ReleaseSafe

ARG RELEASE=false

ARG TRACY=false

ARG PPROF=false

RUN --mount=type=cache,id=ochi-zig-global,target=/root/.cache/zig \

--mount=type=cache,id=ochi-zig-local,target=/app/.zig-cache \

/usr/local/bin/zig build -Doptimize=${OPTIMIZE} -Dtracy=${TRACY} -Dpprof=${PPROF} -Drelease=${RELEASE}

# FROM gcr.io/distroless/cc-debian12:nonroot AS runtime

FROM ubuntu:24.04 AS runtime

RUN apt-get update && apt-get install -y --no-install-recommends \

ca-certificates \

llvm \

&& rm -rf /var/lib/apt/lists/* \

&& if [ ! -x /usr/bin/llvm-symbolizer ]; then \

sym="$(ls /usr/bin/llvm-symbolizer-* 2>/dev/null | head -n 1)"; \

test -n "${sym}" && ln -sf "${sym}" /usr/bin/llvm-symbolizer; \

fi

WORKDIR /app

ENV LLVM_SYMBOLIZER_PATH=/usr/bin/llvm-symbolizer

ENV TSAN_OPTIONS=external_symbolizer_path=/usr/bin/llvm-symbolizer,symbolize=1,halt_on_error=1,verbosity=1

COPY --from=build /app/zig-out/bin/ochi /usr/local/bin/ochi

EXPOSE 9014

CMD ["/usr/local/bin/ochi"]