#!/usr/bin/env bash

DOWNLOAD_DIR="/usr/local/bin"
mkdir -p "$DOWNLOAD_DIR"


CRICTL_VERSION="v1.28.0"
ARCH="amd64"

curl -L "https://github.com/kubernetes-sigs/cri-tools/releases/download/${CRICTL_VERSION}/crictl-${CRICTL_VERSION}-linux-${ARCH}.tar.gz" | tar -C $DOWNLOAD_DIR -xz

RELEASE="$(curl -sSL https://dl.k8s.io/release/stable.txt)"
ARCH="amd64"

cd $DOWNLOAD_DIR
curl -L --remote-name-all https://dl.k8s.io/release/${RELEASE}/bin/linux/${ARCH}/{kubeadm,kubelet}
chmod +x {kubeadm,kubelet}

RELEASE_VERSION="v0.16.2"

curl -sSL "https://raw.githubusercontent.com/kubernetes/release/${RELEASE_VERSION}/cmd/krel/templates/latest/kubelet/kubelet.service" | sed "s:/usr/bin:${DOWNLOAD_DIR}:g" | tee /etc/systemd/system/kubelet.service

mkdir -p /etc/systemd/system/kubelet.service.d
curl -sSL "https://raw.githubusercontent.com/kubernetes/release/${RELEASE_VERSION}/cmd/krel/templates/latest/kubeadm/10-kubeadm.conf" | sed "s:/usr/bin:${DOWNLOAD_DIR}:g" | tee /etc/systemd/system/kubelet.service.d/10-kubeadm.conf

systemctl enable kubelet
systemctl start kubelet