Kismatic auto install K8s

#in this lab, I use 3 computer:
  - deploy: any pc in network running ubuntu, centos, even my laptop vm
  - k8s-master : 192.168.70.141
  - k8s-node1: 192.168.70.142
  
#do on deploy, master, node1
nano /etc/hosts
192.168.70.141 k8s-master
192.168.70.142 k8s-node1
192.168.70.94 kubernetes-master

#on master, node1
systemctl stop firewalld
systemctl disable firewalld
 
#in deploy
mkdir ~/kismatic-deploy
cd ~/kismatic-deploy
wget https://github.com/apprenda/kismatic/releases/download/v1.5.2/kismatic-v1.5.2-linux-amd64.tar.gz
tar -zxcf kismatic-v1.5.2-linux-amd64.tar.gz
 
#in k8s-master, k8s-node1
#create user kismaticuser
sudo useradd -d /home/kismaticuser -m kismaticuser
sudo passwd kismaticuser

echo "kismaticuser ALL = (root) NOPASSWD:ALL" | sudo tee /etc/sudoers.d/kismaticuser
sudo chmod 0440 /etc/sudoers.d/kismaticuser

#in deploy
ssh-keygen -t rsa -b 4096 -f kismaticuser.key -P ""
ssh-copy-id -i kismaticuser.key kismaticuser@192.168.70.141
ssh-copy-id -i kismaticuser.key kismaticuser@192.168.70.142

./kismatic install plan
#.... just fill in detail as the script ask

nano kismatic-cluster.yaml
#remember add absolute path for ssh private key
#fill information...

./kismatic install apply
====================================================================================
 The cluster was installed successfully!

- To use the generated kubeconfig file with kubectl:
    * use "./kubectl --kubeconfig generated/kubeconfig"
    * or copy the config file "cp generated/kubeconfig ~/.kube/config"
- To view the Kubernetes dashboard: "./kismatic dashboard"
- To SSH into a cluster node: "./kismatic ssh etcd|master|worker|storage|$node.host"