ARG DOCKER_VERSION=26.1.3
ARG DOCKER_BUILDX_VERSION=0.20.1
ARG HOST_BASE_VERSION=bookworm-20241223-slim
ARG HELM_VERSION=3.16.4
ARG HELM_DIFF_VERSION=3.5.0
ARG HELM_GIT_VERSION=1.3.0
ARG HELMFILE_VERSION=0.149.0
ARG ISTIOCTL_VERSION=1.15.0
ARG KUBECTL_VERSION=1.24.1
ARG KUSTOMIZE_VERSION=3.8.10
ARG SKOPEO_VERSION=1.15.0

FROM docker:${DOCKER_VERSION} AS docker-remote

FROM scratch AS docker-buildx-remote
ARG DOCKER_BUILDX_VERSION
ADD https://github.com/docker/buildx/releases/download/v0.20.1/buildx-v0.20.1.linux-amd64 /srv/docker-buildx

FROM scratch AS helm-remote
ARG HELM_VERSION
ADD https://get.helm.sh/helm-v${HELM_VERSION}-linux-amd64.tar.gz /srv/helm-linux-amd64.tar.gz

FROM scratch AS helm-diff-remote
ARG HELM_DIFF_VERSION
ADD https://github.com/databus23/helm-diff/releases/download/v${HELM_DIFF_VERSION}/helm-diff-linux-amd64.tgz /srv/helm-diff-linux-amd64.tgz

FROM scratch AS helm-git-remote
ARG HELM_GIT_VERSION
ADD https://github.com/aslafy-z/helm-git/archive/refs/tags/v${HELM_GIT_VERSION}.tar.gz /srv/helm-git.tar.gz

FROM scratch AS helmfile-remote
ARG HELMFILE_VERSION
ADD https://github.com/helmfile/helmfile/releases/download/v${HELMFILE_VERSION}/helmfile_${HELMFILE_VERSION}_linux_amd64.tar.gz /srv/helmfile_linux_amd64.tar.gz

FROM scratch AS istioctl-remote
ARG ISTIOCTL_VERSION
ADD https://github.com/istio/istio/releases/download/${ISTIOCTL_VERSION}/istio-${ISTIOCTL_VERSION}-linux-amd64.tar.gz /srv/istioctl-linux-amd64.tar.gz

FROM scratch AS kubectl-remote
ARG KUBECTL_VERSION
ADD https://dl.k8s.io/release/v${KUBECTL_VERSION}/bin/linux/amd64/kubectl /srv/kubectl

FROM scratch AS kustomize-remote
ARG KUSTOMIZE_VERSION
ADD https://github.com/kubernetes-sigs/kustomize/releases/download/kustomize%2Fv${KUSTOMIZE_VERSION}/kustomize_v${KUSTOMIZE_VERSION}_linux_amd64.tar.gz /srv/kustomize_linux_amd64.tar.gz

FROM scratch AS skopeo-remote
ARG SKOPEO_VERSION
ADD https://github.com/containers/skopeo/archive/refs/tags/v${SKOPEO_VERSION}.tar.gz /srv/skopeo.tar.gz

FROM debian:${HOST_BASE_VERSION} AS host-base-tools
RUN	true && \
	apt-get update && \
	apt-get install -y \
		bash-completion git \
		libgpgme11 libsubid4 libdevmapper1.02.1 && \
	adduser tool && \
	apt-get clean && \
	true
ARG DOCKER_VERSION
ENV DOCKER_VERSION=${DOCKER_VERSION}
ARG DOCKER_BUILDX_VERSION
ENV DOCKER_BUILDX_VERSION=${DOCKER_BUILDX_VERSION}
ARG HOST_BASE_VERSION
ENV HOST_BASE_VERSION=${HOST_BASE_VERSION}
ARG HELM_VERSION
ENV HELM_VERSION=${HELM_VERSION}
ARG HELM_DIFF_VERSION
ENV HELM_DIFF_VERSION=${HELM_DIFF_VERSION}
ARG HELM_GIT_VERSION
ENV HELM_GIT_VERSION=${HELM_GIT_VERSION}
ARG HELMFILE_VERSION
ENV HELMFILE_VERSION=${HELMFILE_VERSION}
ARG ISTIOCTL_VERSION
ENV ISTIOCTL_VERSION=${ISTIOCTL_VERSION}
ARG KUBECTL_VERSION
ENV KUBECTL_VERSION=${KUBECTL_VERSION}
ARG KUSTOMIZE_VERSION
ENV KUSTOMIZE_VERSION=${KUSTOMIZE_VERSION}
ARG SKOPEO_VERSION
ENV SKOPEO_VERSION=${SKOPEO_VERSION}

FROM host-base-tools AS skopeo-compiled
COPY --from=skopeo-remote /srv/skopeo.tar.gz /srv/skopeo.tar.gz
RUN	true && set -x && \
	echo "deb http://deb.debian.org/debian/ bookworm-backports main" > /etc/apt/sources.list.d/bookworm-backups.list && \
	apt-get update && \
	apt-get install -y \
		make libgpgme-dev libassuan-dev libbtrfs-dev libdevmapper-dev pkg-config \
		golang-1.22-go golang-1.22 go-md2man \
		&& \
	apt-get clean && \
	mkdir /srv/build && cd /srv/build && tar xzvf /srv/skopeo.tar.gz && \
	mv skopeo-* /srv/skopeo && \
	cd /srv/skopeo && \
	PATH=/usr/lib/go-1.22/bin:$PATH make && \
	cp bin/skopeo /usr/local/bin/skopeo && \
	cd /srv && \
	rm /srv/skopeo* -rf && \
	apt-get remove -y \
		make libgpgme-dev libassuan-dev libbtrfs-dev libdevmapper-dev pkg-config \
		golang-1.22-go golang-1.22 go-md2man \
		&& \
	true

FROM host-base-tools AS host-build-tools
COPY --from=docker-remote /usr/local/bin/docker /usr/local/bin/docker
COPY --from=docker-buildx-remote /srv/docker-buildx /usr/libexec/docker/cli-plugins/docker-buildx
COPY --from=helm-remote /srv/helm-linux-amd64.tar.gz /srv/helm-linux-amd64.tar.gz
COPY --from=helm-diff-remote /srv/helm-diff-linux-amd64.tgz /srv/helm-diff-linux-amd64.tgz
COPY --from=helm-git-remote /srv/helm-git.tar.gz /srv/helm-git.tar.gz
COPY --from=helmfile-remote /srv/helmfile_linux_amd64.tar.gz /srv/helmfile_linux_amd64.tar.gz
COPY --from=istioctl-remote /srv/istioctl-linux-amd64.tar.gz /srv/istioctl-linux-amd64.tar.gz
COPY --from=kubectl-remote /srv/kubectl /usr/local/bin/kubectl
COPY --from=kustomize-remote /srv/kustomize_linux_amd64.tar.gz /srv/kustomize_linux_amd64.tar.gz

# requires: libgpgme11 libsubid4 libdevmapper1.02.1
COPY --from=skopeo-compiled /usr/local/bin/skopeo /usr/local/bin/skopeo

RUN	true && set -x && \
	chmod +x /usr/libexec/docker/cli-plugins/docker-buildx && \
	chown tool:tool /srv/* && \
	chmod +x /usr/local/bin/kubectl && \
	cd /tmp && \
	mkdir install && cd install && \
	tar -zxvf /srv/helm-linux-amd64.tar.gz && \
	mv linux-amd64/helm /usr/local/bin/helm && \
	cd .. && rm -rf install && \
	mkdir install && cd install && \
	tar -zxvf /srv/helmfile_linux_amd64.tar.gz && \
	mv helmfile /usr/local/bin/helmfile && \
	cd .. && rm -rf install && \
	mkdir install && cd install && \
	tar -zxvf /srv/istioctl-linux-amd64.tar.gz && \
	ls istio-*/bin/ && \
	mv istio-*/bin/istioctl /usr/local/bin/istioctl && \
	cd .. && rm -rf install && \
	tar -zxvf /srv/kustomize_linux_amd64.tar.gz && \
	mv kustomize /usr/local/bin/kustomize && \
	cd .. && rm -rf install && \
	docker completion bash > /etc/bash_completion.d/docker && \
	helm completion bash > /etc/bash_completion.d/helm && \
	istioctl completion bash > /etc/bash_completion.d/istioctl && \
	kubectl completion bash > /etc/bash_completion.d/kubectl && \
	kustomize completion bash > /etc/bash_completion.d/kustomize && \
	skopeo completion bash > /etc/bash_completion.d/skopeo && \
	true

USER	tool:tool
RUN	true && set -x && \
	cd /home/tool && \
	helm env > /tmp/.helm-env && . /tmp/.helm-env && rm /tmp/.helm-env && \
	mkdir -p $HELM_PLUGINS && \
	tar -C $HELM_PLUGINS -xf /srv/helm-diff-linux-amd64.tgz && \
	tar -C $HELM_PLUGINS -xf /srv/helm-git.tar.gz && \
	kustomize version && \
	helm version && helm plugin list && \
	helmfile version && \
	istioctl version --remote=false && \
	skopeo -v && \
	mkdir -p .config/kustomize/plugin && \
	mkdir .ssh && chmod 700 .ssh && \
	true

FROM host-base-tools AS final-output
COPY --from=host-build-tools /home/tool/ /home/tool/ 
COPY --from=host-build-tools /usr/libexec/docker/cli-plugins/ /usr/libexec/docker/cli-plugins/
COPY --from=host-build-tools /usr/local/bin/ /usr/local/bin/
COPY --from=host-build-tools /usr/local/sbin/ /usr/local/sbin/
COPY --from=host-build-tools /etc/bash_completion.d/ /etc/bash_completion.d/
COPY entrypoint.sh /usr/local/sbin/entrypoint.sh
ENTRYPOINT ["entrypoint.sh"]