FROM rust:1.91-alpine3.22 as chef
RUN apk add --no-cache musl-dev
RUN cargo install cargo-chef
WORKDIR /usr/src/app

FROM chef as planner
COPY Cargo.toml Cargo.lock src ./
RUN cargo chef prepare --recipe-path recipe.json

FROM chef as builder
COPY --from=planner /usr/src/app/recipe.json recipe.json
RUN cargo chef cook --release --recipe-path recipe.json
COPY Cargo.toml Cargo.lock src ./
RUN cargo build --release

FROM alpine:3.22
RUN apk --no-cache add libgcc libstdc++ bash iproute2 iptables iptables-legacy ipset netcat-openbsd jq
COPY --from=builder /usr/src/app/target/release/tun1 /usr/local/bin/tun
COPY ./entrypoint.sh /entrypoint.sh

ENTRYPOINT ["/entrypoint.sh"]
CMD ["tun"]
