Kubernetes installation

install.sh

#!/bin/sh
export DEBIAN_FRONTEND=noninteractive;

if [ "$(whoami)" != "root" ]; then
    echo "$0: Permission denied"
    exit 1;
fi 

# Install kubeadm
if [ -z "$(command -v kubeadm)" ]; then
    echo "kubeadm installation"
    apt-get update && apt-get install -y apt-transport-https docker.io
    echo "deb http://apt.kubernetes.io/ kubernetes-xenial main" > /etc/apt/sources.list.d/kubernetes.list
    curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | apt-key add -
    apt-get update && apt-get install -y kubelet kubeadm kubernetes-cni
fi

# Start kubernetes cluster
systemctl restart kubelet
kubeadm init --pod-network-cidr=10.32.0.0/12
mkdir -p ~/.kube && cp /etc/kubernetes/admin.conf ~/.kube/config
kubectl taint nodes --all node-role.kubernetes.io/master-
kubectl apply -f https://raw.githubusercontent.com/cloudnativelabs/kube-router/master/daemonset/kubeadm-kuberouter.yaml

# Install helm
if [ -z "$(command -v helm)" ]; then
    curl -s https://raw.githubusercontent.com/kubernetes/helm/master/scripts/get | bash
fi