dockerfile-rust

ARG APP
ARG TZ=Asia/Shanghai

FROM rust:1.81.0-alpine AS builder
ARG APP
ARG TZ

RUN apk add --no-cache make tzdata musl-dev protoc protobuf-dev

RUN cp /usr/share/zoneinfo/$TZ /etc/localtime &&  \
    adduser  \
        --disabled-password  \
        --gecos "" \
        --home "/nonexistent"  \
        --shell "/sbin/nologin"  \
        --no-create-home  \
        --uid "100001"  \
        "appuser"

COPY . /workspace/
WORKDIR /workspace
WORKDIR /workspace/$APP

RUN --mount=type=cache,target=/usr/local/cargo/registry \
    cargo build --release

FROM alpine:latest
ARG APP

COPY --from=builder /etc/passwd /etc/passwd
COPY --from=builder /etc/group /etc/group
COPY --from=builder /etc/localtime /etc/localtime

COPY --from=builder /workspace/$APP/target/release/app /usr/local/bin/app

RUN mkdir -p /var/log/app && chown appuser /var/log/app
USER appuser
VOLUME /var/log/app
EXPOSE 8080

ENTRYPOINT ["app"]