FROM debian:bullseye

# Prepare the image.
ENV DEBIAN_FRONTEND noninteractive

# Google Cloud SDK pre requisites.
RUN apt-get update && apt-get install -y -qq --no-install-recommends apt-transport-https \
    ca-certificates gnupg curl

ARG TARGETARCH

RUN cd $(mktemp -d) && curl -L -O "https://github.com/GoogleCloudPlatform/docker-credential-gcr/releases/download/v2.1.22/docker-credential-gcr_linux_$TARGETARCH-2.1.22.tar.gz" && \
    tar xvf "docker-credential-gcr_linux_$TARGETARCH-2.1.22.tar.gz" && \
    mv docker-credential-gcr /usr/bin/ && rm -r $(pwd)

# Install the Google Cloud SDK.
ENV HOME /
ENV CLOUDSDK_PYTHON_SITEPACKAGES 1
RUN echo "deb [signed-by=/usr/share/keyrings/cloud.google.gpg] \
    https://packages.cloud.google.com/apt cloud-sdk main" | \
    tee -a /etc/apt/sources.list.d/google-cloud-sdk.list && \
    curl https://packages.cloud.google.com/apt/doc/apt-key.gpg | \
    gpg --dearmor -o /usr/share/keyrings/cloud.google.gpg && \
    apt-get update && apt-get -y -qq install google-cloud-sdk && apt-get clean

# Various networking and other tools. net-tools installs arp, netstat, etc.
RUN apt-get install -u -qq vim \
    net-tools netcat ipset conntrack inetutils-traceroute bridge-utils \
    ebtables iputils-ping traceroute tcpdump \
    && apt-get clean

# These packages are required or extracting source tarballs and building the kernel.
RUN apt-get update && \
    apt-get install -u -qq \
        xz-utils make gcc python3-minimal bc libelf-dev libssl-dev \
        bison flex dwarves libdw1 binutils && \
    apt-get clean

RUN BUILD_DEPS="binutils-dev bison gawk \
    flex zlib1g-dev libncurses5-dev liblzo2-dev libsnappy-dev \
    make wget git texinfo g++" \
    && apt-get install -y $BUILD_DEPS \
    && curl -L -O https://github.com/crash-utility/crash/archive/refs/tags/8.0.4.tar.gz \
    && tar xf 8.0.4.tar.gz && make -j$(nproc) -C crash-8.0.4 \
    && make -C crash-8.0.4 extensions \
    && mkdir -p /usr/lib/crash/extensions \
    && cp -f crash-8.0.4/crash /usr/bin/crash \
    && cp -f crash-8.0.4/extensions/*.so /usr/lib/crash/extensions/ \
    && strip /usr/bin/crash /usr/lib/crash/extensions/*.so \
    && rm -rf 8.0.4.tar.gz crash-8.0.4 \
    && apt-get purge -y --auto-remove $BUILD_DEPS

COPY cos-kernel /usr/local/bin

VOLUME ["/.config"]

CMD ["/bin/bash"]