#!/bin/bash
ssh_master=$(cat tmp/master_ssh_command)
ssh_node1=$(cat tmp/node1_ssh_command)
ssh_node2=$(cat tmp/node2_ssh_command)
ssh_node3=$(cat tmp/node3_ssh_command)
ssh_node4=$(cat tmp/node4_ssh_command)
sleep 5
echo Master SSH command: $ssh_master | grep ssh

$ssh_master curl -o /root/get_k3s.sh https://get.k3s.io 
$ssh_master chmod +x /root/get_k3s.sh
$ssh_node1 curl -o /root/get_k3s.sh https://get.k3s.io 
$ssh_node1 chmod +x /root/get_k3s.sh
$ssh_node2 curl -o /root/get_k3s.sh https://get.k3s.io 
$ssh_node2 chmod +x /root/get_k3s.sh
$ssh_node3 curl -o /root/get_k3s.sh https://get.k3s.io 
$ssh_node3 chmod +x /root/get_k3s.sh
$ssh_node4 curl -o /root/get_k3s.sh https://get.k3s.io 
$ssh_node4 chmod +x /root/get_k3s.sh

$ssh_master /root/get_k3s.sh server --cluster-init
master_ip=$(echo $ssh_master | cut -d '@' -f2)
sleep 10
token=$($ssh_master cat /var/lib/rancher/k3s/server/node-token)

worker_cmd="K3S_URL='https://${master_ip}:6443' K3S_TOKEN='${token}' /root/get_k3s.sh"

$ssh_node1 $worker_cmd &
$ssh_node2 $worker_cmd &
$ssh_node3 $worker_cmd &
$ssh_node4 $worker_cmd &

sleep 20

echo
echo KUBERNETES INSTALLED! PLEASE FIND BELOW THE ACTIVE NODES AND PODS:
$ssh_master kubectl get nodes,pods -A

echo You can SSH into the nodes to run kubectl commands:
cat tmp/*_command