FROM armhf/alpine:3.5

ENV GOGS_CUSTOM /data/gogs
ENV QEMU_EXECVE 1

# For cross compile on dockerhub
################################

COPY ./docker/armhf/qemu-arm-static /usr/bin/
COPY ./docker/armhf/resin-xbuild /usr/bin/

RUN [ "/usr/bin/qemu-arm-static", "/bin/sh", "-c", "ln -s resin-xbuild /usr/bin/cross-build-start; ln -s resin-xbuild /usr/bin/cross-build-end; ln /bin/sh /bin/sh.real" ]

RUN [ "cross-build-start" ]

# Prepare the container
#######################

# Install system utils & Gogs runtime dependencies
ADD https://github.com/tianon/gosu/releases/download/1.9/gosu-armhf /usr/sbin/gosu
RUN chmod +x /usr/sbin/gosu \
 && apk --no-cache --no-progress add ca-certificates bash git linux-pam s6 curl openssh socat tzdata

COPY . /app/gogs/build
WORKDIR /app/gogs/build

RUN    ./docker/build-go.sh \
    && ./docker/build.sh \
    && ./docker/finalize.sh

# Configure LibC Name Service
COPY docker/nsswitch.conf /etc/nsswitch.conf

# For cross compile on dockerhub
################################

RUN [ "cross-build-end" ]

# Configure Docker Container
############################
VOLUME ["/data"]
EXPOSE 22 3000
ENTRYPOINT ["/app/gogs/docker/start.sh"]
CMD ["/bin/s6-svscan", "/app/gogs/docker/s6/"]