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環境構築

master(control-plane)

master VM作成

  • Mac/Win
# package_box配下に移動
$ cd package_box
$ pwd
/XXXXXXX/k8s-bootcamp/package_box
$ vagrant up master
# passwordを聞かれたらvagrantとタイプ
$ vagrant ssh master

k8s control plane作成

$ curl -sL https://raw.githubusercontent.com/n-guitar/k8s-bootcamp/main/package_box/scripts/master.sh | bash

# 確認
$ kubectl get nodes
# 結果
NAME          STATUS   ROLES                  AGE   VERSION
master-node   Ready    control-plane,master   36s   v1.22.10
  • join コマンド作成
$ sudo kubeadm token create --print-join-command
# 結果をコピーしておく(node側で利用)
kubeadm join 192.168.200.10:6443 --token XXXXXXXX --discovery-token-ca-cert-hash sha256:XXXXXXXX

node

node VM作成

  • Mac/Win
# package_box配下に移動
$ cd package_box
$ pwd
/XXXXXXX/k8s-bootcamp/package_box
$ vagrant up node01
# passwordを聞かれたらvagrantとタイプ
$ vagrant ssh node01

k8s node作成

$ curl -sL https://raw.githubusercontent.com/n-guitar/k8s-bootcamp/main/package_box/scripts/node.sh | bash

k8s cluster join

$ sudo kubeadm join 192.168.200.10:6443 --token XXXXXXXX --discovery-token-ca-cert-hash sha256:XXXXXXXX

masterから確認&role設定

$ kubectl get nodes
# 結果
NAME            STATUS   ROLES                  AGE   VERSION
master-node     Ready    control-plane,master   26m   v1.22.10
worker-node01   Ready    <none>                 32s   v1.22.10

$ kubectl label node worker-node01 node-role.kubernetes.io/worker=worker
$ kubectl get nodes
# 結果
NAME            STATUS   ROLES                  AGE   VERSION
master-node     Ready    control-plane,master   27m   v1.22.10
worker-node01   Ready    worker                 57s   v1.22.10