From 41eb91681145ec97d74dbc80025eb7fbcd925ffb Mon Sep 17 00:00:00 2001
From: Jerome Petazzoni <jerome.petazzoni@gmail.com>
Date: Sat, 6 Apr 2019 12:23:40 -0500
Subject: [PATCH] Add kubebins command (install Kubernetes binaries but do not
 setup cluster)

---
 prepare-vms/lib/commands.sh | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/prepare-vms/lib/commands.sh b/prepare-vms/lib/commands.sh
index 27b7dbdd..c416526a 100644
--- a/prepare-vms/lib/commands.sh
+++ b/prepare-vms/lib/commands.sh
@@ -103,6 +103,37 @@ _cmd_deploy() {
     info "$0 cards $TAG"
 }
 
+_cmd kubebins "Install Kubernetes and CNI binaries but don't start anything"
+_cmd_kubebins() {
+    TAG=$1
+    need_tag
+
+    pssh --timeout 300 "
+    set -e
+    cd /usr/local/bin
+    if ! [ -x etcd ]; then
+        curl -L https://github.com/etcd-io/etcd/releases/download/v3.3.10/etcd-v3.3.10-linux-amd64.tar.gz \
+        | sudo tar --strip-components=1 --wildcards -zx '*/etcd' '*/etcdctl'
+    fi
+    if ! [ -x hyperkube ]; then
+        curl -L https://dl.k8s.io/v1.14.0/kubernetes-server-linux-amd64.tar.gz \
+        | sudo tar --strip-components=3 -zx kubernetes/server/bin/hyperkube
+    fi
+    if ! [ -x kubelet ]; then
+        for BINARY in kubectl kube-apiserver kube-scheduler kube-controller-manager kubelet kube-proxy;
+        do
+            sudo ln -s hyperkube \$BINARY
+        done
+    fi
+    sudo mkdir -p /opt/cni/bin
+    cd /opt/cni/bin
+    if ! [ -x bridge ]; then
+        curl -L https://github.com/containernetworking/plugins/releases/download/v0.7.5/cni-plugins-amd64-v0.7.5.tgz \
+        | sudo tar -zx
+    fi
+    "
+}
+
 _cmd kube "Setup kubernetes clusters with kubeadm (must be run AFTER deploy)"
 _cmd_kube() {
     TAG=$1