Files
linuxkit/projects/kubernetes/kubernetes/Dockerfile
Ian Campbell f18ed90d4f kubernetes: Add local scripts after downloads
Caches much better.

Signed-off-by: Ian Campbell <ijc@docker.com>
2017-07-17 13:42:11 +01:00

50 lines
2.1 KiB
Docker

#FROM linuxkit/alpine:9bcf61f605ef0ce36cc94d59b8eac307862de6e1 AS build
# XXX needs ebtables ethtool iproute2 libc6-compat socat
FROM alpine:3.6 AS build
ENV kubernetes_version v1.6.1
ENV weave_version v1.9.4
ENV cni_version 0799f5732f2a11b329d9e3d51b9c8f2e3759f2ff
ENV kube_release_artefacts "https://dl.k8s.io/${kubernetes_version}/bin/linux/amd64"
RUN apk add -U --no-cache \
curl \
&& true
RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
RUN apk add --no-cache --initdb -p /out \
alpine-baselayout \
busybox \
ca-certificates \
curl \
ebtables \
ethtool \
iproute2 \
iptables \
libc6-compat \
musl \
socat \
util-linux \
&& true
# Remove apk residuals. We have a read-only rootfs, so apk is of no use.
RUN rm -rf /out/etc/apk /out/lib/apk /out/var/cache
RUN curl -fSL -o /tmp/cni.tgz https://dl.k8s.io/network-plugins/cni-amd64-${cni_version}.tar.gz && \
mkdir -p /out/opt/cni /out/etc/cni/net.d && \
tar -xzf /tmp/cni.tgz -C /out/opt/cni
RUN curl -fSL -o /out/etc/weave.yaml https://cloud.weave.works/k8s/v1.6/net?v=${weave_version}
RUN curl -fSL -o /out/usr/bin/kubelet https://dl.k8s.io/${kubernetes_version}/bin/linux/amd64/kubelet && chmod 0755 /out/usr/bin/kubelet
RUN curl -fSL -o /out/usr/bin/kubeadm https://dl.k8s.io/${kubernetes_version}/bin/linux/amd64/kubeadm && chmod 0755 /out/usr/bin/kubeadm
RUN curl -fSL -o /out/usr/bin/kubectl https://dl.k8s.io/${kubernetes_version}/bin/linux/amd64/kubectl && chmod 0755 /out/usr/bin/kubectl
ADD kubelet.sh /out/usr/bin/kubelet.sh
ADD kubeadm-init.sh /out/usr/bin/kubeadm-init.sh
FROM scratch
WORKDIR /
ENTRYPOINT ["/usr/bin/kubelet.sh"]
COPY --from=build /out /
ENV KUBECONFIG "/etc/kubernetes/admin.conf"
LABEL org.mobyproject.config='{"binds": ["/dev:/dev", "/var:/var:rshared,rbind", "/var/lib/kubeadm:/etc/kubernetes", "/etc/cni:/rootfs/etc/cni:rshared,rbind", "/opt/cni:/rootfs/opt/cni:rshared,rbind"], "mounts": [{"type": "cgroup", "options": ["rw","nosuid","noexec","nodev","relatime"]}], "capabilities": ["all"], "rootfsPropagation": "shared", "pid": "host"}'