Script to install Minikube and OpenFaas on Amazon EC2

install-minikube-openfaas-ec2.sh

###	
# References	
# http://dreamcloud.artark.ca/docker-hands-on-guide-docker-and-minikube-on-aws-ec2/	
# https://github.com/robertluwang/docker-hands-on-guide/blob/master/minikube-none-installation.md	
# https://github.com/openfaas/faas/blob/master/guide/deployment_k8s.md	
#	
# Last update: Feb 2, 2018	
###	

### Prerequisites
### Update packages	
sudo yum update -y	
 	
### Set the default system editor for this user to nano	
export EDITOR=nano	
 	
### Install required packages	
sudo yum install -y docker dos2unix git	
 	
### Start Docker service	
sudo service docker start	
sudo usermod -a -G docker ec2-user
newgrp docker
 	
### Alert user to update paths	
echo Update the secure_path of sudo config to add :/usr/local/bin at the end	
echo you can use the command sudo -E visudo

### This is where we start	
echo Starting installation at `date`	
echo	
 	
### Clean up old binaries	
echo Search for existing binaries ...	
if [ -f /usr/local/bin/minikube ]; then	
    echo Found an existing minikube binary, changing it to minikube.old	
    sudo mv /usr/local/bin/minikube /usr/local/bin/minikube.old	
fi	
 	
if [ -f /usr/local/bin/kubectl ]; then	
    echo Found an existing kubectl binary, changing it to kubectl.old	
    sudo mv /usr/local/bin/kubectl /usr/local/bin/kubectl.old	
fi	
 	
if [ -f /usr/local/bin/localkube ]; then	
    echo Found an existing localkube binary, changing it to localkube.old	
    sudo mv /usr/local/bin/localkube /usr/local/bin/localkube.old	
fi	
 	
### Downloading new binaries	
echo	
echo Downloading the latest version of minikube ...	
curl -Lo minikube https://storage.googleapis.com/minikube/releases/latest/minikube-linux-amd64	
chmod +x minikube	
sudo mv minikube /usr/local/bin	
 	
echo 	
echo Downloading the latest version of kubectl ...	
curl -Lo kubectl https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl	
chmod +x kubectl	
sudo mv kubectl /usr/local/bin	
 	
### Getting ready for minikube	
echo	
echo setup MINIKUBE env ...	
export MINIKUBE_WANTUPDATENOTIFICATION=true	
export MINIKUBE_WANTREPORTERRORPROMPT=false	
export MINIKUBE_HOME=$HOME	
export CHANGE_MINIKUBE_NONE_USER=true	
if [ -d $HOME/.kube ]; then	
    sudo rm -r $HOME/.kube	
else	
    mkdir $HOME/.kube	
    touch $HOME/.kube/config	
    export KUBECONFIG=$HOME/.kube/config	
fi	
 	
if [ -d $HOME/.minikube ]; then	
    sudo rm -r $HOME/.minikube	
fi	
 	
### Installing minikube	
echo 	
echo Starting minikube with none vm driver ...	
sudo -E minikube start --vm-driver=none	
 	
sudo chmod +x /usr/local/bin/localkube	
 	
### Verify minikube status	
minikube status	
 	
### Done installing minikube	
echo 	
echo Completed minikube installation at `date` 	
 	
### Get OpenFaas	
echo	
echo Continuing installation of OpenFaas using faas-netes	
 	
cd ~	
git clone https://github.com/openfaas/faas-netes	
 	
### Installing OpenFaas	
cd ~/faas-netes	
kubectl apply -f ./namespaces.yml	
kubectl apply -f ./yaml	
 	
echo 	
echo Completed OpenFaas installation at `date` 	
 	
### Closing remarks	
echo Make sure that the following ports are accessible from your IP address only because RBAC is not enabled:	
echo Kubernetes UI: 30000	
echo API Gateway / UI: 31112	
echo Prometheus: 31119