password 로그인, docker, kubectl, eksctl, helm 설치

적용 전 kubectl 버전 확인하기

my-template

#!/bin/bash
exec > >(tee /var/log/user-data.log|logger -t user-data -s 2>/dev/console) 2>&1

sed -i 's/PasswordAuthentication no/PasswordAuthentication yes/' /etc/ssh/sshd_config
systemctl restart sshd
echo '1234' | passwd --stdin ec2-user

yum install -y docker
usermod -aG docker ec2-user
systemctl enable --now docker

curl -LO "https://dl.k8s.io/release/v1.27.0/bin/linux/amd64/kubectl"
chmod +x kubectl
mkdir -p ~/.local/bin
mv ./kubectl ~/.local/bin/kubectl
kubectl version --short --client

curl --silent --location "https://github.com/weaveworks/eksctl/releases/latest/download/eksctl_$(uname -s)_amd64.tar.gz" | tar xz -C /tmp
sudo mv -v /tmp/eksctl /usr/local/bin
eksctl version

curl https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3 > get_helm.sh
chmod 700 get_helm.sh
./get_helm.sh