Dockerfile.0.12

FROM alpine:3.9 AS base

FROM base AS build-base
RUN apk add --no-cache curl

FROM build-base AS kubectl
ARG KUBECTL_VERSION
ARG KUBECTL_CHECKSUM
ARG SOURCE=https://dl.k8s.io/v$KUBECTL_VERSION/kubernetes-client-linux-amd64.tar.gz
ARG TARGET=/kubernetes-client.tar.gz
RUN curl -fLSs "$SOURCE" -o "$TARGET"
RUN sha512sum "$TARGET"
RUN echo "$KUBECTL_CHECKSUM *$TARGET" | sha512sum -c -
RUN tar -xvf "$TARGET" -C /

FROM build-base AS helm
ARG HELM_VERSION
ARG HELM_CHECKSUM
ARG SOURCE=https://storage.googleapis.com/kubernetes-helm/helm-v$HELM_VERSION-linux-amd64.tar.gz
ARG TARGET=/helm.tar.gz
RUN curl -fLSs "$SOURCE" -o "$TARGET"
RUN sha256sum "$TARGET"
RUN echo "$HELM_CHECKSUM *$TARGET" | sha256sum -c -
RUN mkdir -p /helm
RUN tar -xvf "$TARGET" -C /helm

FROM build-base AS stage
WORKDIR /stage
ENV PATH=$PATH:/stage/usr/bin
COPY --from=kubectl /kubernetes/client/bin/kubectl ./usr/bin/
COPY --from=helm /helm/linux-amd64/helm ./usr/bin/
COPY --from=helm /helm/linux-amd64/tiller ./usr/bin/

FROM base
RUN apk add --no-cache ca-certificates git
COPY --from=stage /stage/ /