chore(makefile): add ubuntu-versions (#89)

Signed-off-by: Maksim Paskal <[email protected]>

Makefile

@@ -62,4 +62,7 @@ install:
 	--snapshot \
 	--skip=validate \
 	--output /tmp/hcloud-k8s-ctl
-	sudo mv /tmp/hcloud-k8s-ctl /usr/local/bin/hcloud-k8s-ctl
+	sudo mv /tmp/hcloud-k8s-ctl /usr/local/bin/hcloud-k8s-ctl
+
+ubuntu-versions:
+	docker run -v `pwd`:/app -it ubuntu:20.04 /app/scripts/ubuntu-versions.sh

scripts/common-install.sh

@@ -22,7 +22,7 @@ export PAUSE_CONTAINER="{{ .Values.serverComponents.containerd.pausecontainer }}
 
 # https://containerd.io/releases/#kubernetes-support
 # to select all available versions, run
-# apt-cache madison docker-ce containerd.io kubelet
+# make make ubuntu-versions
 
 export DEBIAN_FRONTEND=noninteractive
 export HOME=/root/

scripts/ubuntu-versions.sh

@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+
+# Copyright [email protected]
+#
+# Licensed under the Apache License, Version 2.0 (the "License")
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+set -ex
+export DEBIAN_FRONTEND=noninteractive
+
+apt update
+apt install -y apt-transport-https ca-certificates curl software-properties-common
+
+curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
+curl -fsSL https://packages.cloud.google.com/apt/doc/apt-key.gpg | gpg --dearmor -o /usr/share/keyrings/kubernetes-archive-keyring.gpg
+
+cat <<EOF >/etc/apt/sources.list.d/kubernetes.list
+deb [signed-by=/usr/share/keyrings/kubernetes-archive-keyring.gpg] https://apt.kubernetes.io/ kubernetes-xenial main
+EOF
+cat <<EOF >/etc/apt/sources.list.d/docker.list
+deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable
+EOF
+
+apt update
+apt-cache madison docker-ce containerd.io kubelet