prepare k3s node

node-prepare.sh

#!/bin/bash


sudo apt update && sudo apt upgrade -y
sudo apt-get install apt-transport-https ca-certificates curl  gnupg-agent software-properties-common sshpass -y
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
sudo apt-key fingerprint 0EBFCD88
sudo add-apt-repository  "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
sudo apt-get install docker-ce docker-ce-cli containerd.io -y
sudo usermod -aG docker $(whoami)
sudo docker image pull nginx:alpine

sshpass -p "ato" ssh -o StrictHostKeyChecking=no ubuntu@192.168.86.2 "sudo cat /var/lib/rancher/k3s/server/node-token" > /tmp/k3s-token

wget https://gist.githubusercontent.com/gabrik/87d4ae5dadb262709ccaedd5880bb031/raw/44efb4c30a8d020fe20960c76a0b441722e57122/stat.pl -O /home/ubuntu/stat.pl
chmod +x /home/ubuntu/stat.pl

curl -sfL https://get.k3s.io | K3S_URL=https://192.168.86.2:6443 K3S_TOKEN=$(cat /tmp/k3s-token) sh -

export MYIP=$(ip route get 8.8.8.8 | awk -F"src " 'NR==1{split($2,a," ");print a[1]}')
sshpass -p "ato" ssh -o StrictHostKeyChecking=no ato@192.168.86.224 "echo $HOSTNAME,$MYIP >> /home/ato/gb/paper/k3s-nodes.csv"
sshpass -p "ato" ssh -o StrictHostKeyChecking=no ato@192.168.86.224 "cat ~/.ssh/id_rsa.pub" >> /home/ubuntu/.ssh/authorized_keys