# Start by building the application.
FROM docker.io/golang:1.22 AS build

WORKDIR /usr/src/transocks
COPY . .

RUN go build -trimpath -o transocks ./cmd/transocks

# Now copy it into our base image.
FROM gcr.io/distroless/static-debian11:nonroot

COPY --from=build /usr/src/transocks/transocks /usr/bin/transocks

VOLUME [ "/etc/transocks" ]
ENTRYPOINT [ "/usr/bin/transocks" ]

ARG IMAGE_CREATED
ARG IMAGE_VERSION
ARG IMAGE_REVISION

LABEL org.opencontainers.image.created="${IMAGE_CREATED}" \
    org.opencontainers.image.authors="MouseSoft" \
    org.opencontainers.image.url="https://git.mousesoft.ru/ms/transocks" \
    org.opencontainers.image.documentation="https://git.mousesoft.ru/ms/transocks/src/branch/master/README.md" \
    org.opencontainers.image.source="https://git.mousesoft.ru/ms/transocks" \
    org.opencontainers.image.version="${IMAGE_VERSION}" \
    org.opencontainers.image.revision="${IMAGE_REVISION}" \
    org.opencontainers.image.vendor="MouseSoft" \
    org.opencontainers.image.licenses="MIT" \
    org.opencontainers.image.title="transocks - a transparent SOCKS5/HTTP proxy" \
    org.opencontainers.image.description="transocks is a background service to redirect TCP connections transparently to a SOCKS5 server or a HTTP proxy server like Squid."