kubernetes user data script

k8s-user-data.sh

#!/bin/bash 

#Docker repo
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"

#Kubernetes repo
curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add -
echo 'deb http://apt.kubernetes.io/ kubernetes-xenial main' | sudo tee /etc/apt/sources.list.d/kubernetes.list

#Packages
sudo apt update
sudo apt install -y git wget apt-transport-https ca-certificates curl software-properties-common nfs-common helm

#Docker
sudo apt install -y docker-ce

#Kubernetes
sudo apt install -y  kubelet kubeadm kubectl kubernetes-cni

#Config
sudo sysctl net.bridge.bridge-nf-call-iptables=1
sudo swapoff -a
sudo rm -rf /var/lib/kubelet/*

sudo groupadd docker
sudo usermod -aG docker $USER

#Manual config
#remove line in /etc/fstab related to swap

#Commands
kubectl get nodes -o wide

kubectl cluster-info

curl -L https://github.com/jenkins-x/jx/releases/download/v1.3.212/jx-linux-amd64.tar.gz | tar xzv 
sudo mv jx /usr/local/bin