#!/usr/bin/env bash

{% set hostname = config.get_first('Genesis:hostname', 'KubernetesNode:hostname') -%}

set -xe

if [ $(kubectl get nodes | grep '\bReady\b' | wc -l) -lt 2 ]; then
    echo Not enough live nodes to proceed with teardown. 1>&2
    exit 1
fi

# Evict pods
kubectl drain --force --timeout 3600s --grace-period 1800 --ignore-daemonsets --delete-local-data {{ hostname }} || true

kubectl label node {{ hostname }} $(kubectl get node {{ hostname }} -o 'jsonpath={.metadata.labels}' | sed 's/map\[//' | sed 's/\]//' | tr ' ' '\n' | sed 's/:.*/-/g' | grep -v 'kubernetes.io')

sleep 30

# Stop kubelet
systemctl stop kubelet
systemctl disable kubelet

# Stop remaining containers processes
docker rm -f $(docker ps -aq) || true