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copy right by Myguddy from http://patorjk.com/software/taag/#p=display&f=Old%20Banner&t=Welcome%20to
- Vagrant : https://www.vagrantup.com/downloads.html
- Vagrant Host manager : vagrant plugin install vagrant-hostmanager
- virtualbox : https://www.virtualbox.org/
- ansible: brew install ansible
- kubectl : brew install kubectl
- Host OS: maxOS High Sierra 10.13.3
- Homebrew : Homebrew 1.6.0
- Virtualbox : 5.2.8 r121009
- vagrant : 2.0.3
- ansible : 2.5.0
- change contents of 'VagrantFile' : IPs or Number of worker node
- Master: 2 cpu, 3072MB, 172.168.50.10
- Worker: 3 node, 4 cpu, 3072MB, 172.168.50.21~23
- vagrant up: install docker, k8s binary, and required sw
- run shell script
- ./k8s-init.sh [master name, k8s] : kubeadm init, setup kubeconfig in local
- ./k8s-cni.sh [master name, k8s]: install overlay network-calico
- Join worker node in cluster
- ./k8s-join.sh [master name, k8s] [worker name, k8s1]
- ./k8s-join.sh [master name, k8s] [worker name, k8s2]
- ./k8s-join.sh [master name, k8s] [worker name, k8s3]
- make dashboard : install dashboard, https://k8s.nogada.dev:30000
- make helm : install helm
- make ingress: install ingress controller
- kubernetes dashboard : https://[master-ip]:30000
- grafana : http://[master-ip]:30001
- save current status and suspend : vagrant suspend
- resume vms : vagrant resume
- power off: vagrant halt
- boot : vagrant up
- destroy vms: vagrant destroy
- cf: if want execute on specific vm, then vagrant up [name of host in VagrantFile]