FROM ekidd/rust-musl-builder:1.46.0 AS builder

WORKDIR /home/rust/src

# Cache build deps
RUN USER=rust cargo init
COPY Cargo.toml Cargo.lock ./
RUN cargo build --locked --release && \
        rm src/*.rs

COPY --chown=rust:rust ./src ./src
RUN touch ./src/main.rs && \
        cargo build --release

FROM alpine:3
RUN apk --no-cache add ca-certificates=20191127-r5
COPY --from=builder \
    /home/rust/src/target/x86_64-unknown-linux-musl/release/vaultwarden_ldap \
    /usr/local/bin/

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