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- FROM debian:buster-slim
- # > cni.go:364] [...] exec: "iptables": executable file not found in $PATH
- # > docker_sandbox.go:394] failed to read pod IP from plugin/docker: networkPlugin cni [...]: unexpected command output nsenter: failed to execute ip: No such file or directory
- # > portforward.go:400] [...] unable to do port forwarding: socat not found
- # https://github.com/kubernetes/kubernetes/blob/v1.17.0/pkg/kubelet/dockershim/docker_streaming_others.go#L42
- RUN apt-get update && apt-get install --yes --no-install-recommends \
- ca-certificates \
- curl \
- iproute2 \
- iptables \
- socat `# kubectl port-forward` \
- util-linux `# nsenter`
- # k8s.gcr.io/kube-proxy:v1.17.0 uses legacy iptables
- RUN update-alternatives --set iptables /usr/sbin/iptables-legacy
- # https://github.com/kubernetes/kubernetes/blob/v1.17.0/pkg/kubelet/dockershim/network/kubenet/kubenet_linux.go#L88
- ARG CNI_PLUGINS_VERSION=v0.8.5
- ARG CNI_BIN_DIR=/opt/cni/bin
- ARG CNI_PLUGINS="\
- ./bridge \
- ./host-local \
- ./loopback \
- "
- RUN mkdir --parents $CNI_BIN_DIR \
- && curl --location https://github.com/containernetworking/plugins/releases/download/$CNI_PLUGINS_VERSION/cni-plugins-linux-amd64-$CNI_PLUGINS_VERSION.tgz \
- | tar --ungzip --extract --verbose --directory=$CNI_BIN_DIR -- $CNI_PLUGINS \
- && ls -l --human-readable --all $CNI_BIN_DIR
- ARG KUBERNETES_VERSION=v1.17.0
- RUN curl --location https://dl.k8s.io/$KUBERNETES_VERSION/kubernetes-node-linux-amd64.tar.gz \
- | tar --ungzip --extract --verbose --directory=/usr/local/bin --strip-components=3 kubernetes/node/bin/kubelet
- #RUN apt-get install --yes --no-install-recommends strace
- #ENTRYPOINT ["strace", "-f"]
- # --healthz-port
- HEALTHCHECK CMD [ "$(curl --silent --show-error http://localhost:10248/healthz)" = "ok" ] || exit 1
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