k8s_init.sh

#!/bin/bash

# install
sudo apt-get update
sudo apt-get install -y \
     ca-certificates \
     curl \
     gnupg \
     lsb-release
sudo mkdir -p /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
echo \
"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
$(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt-get update
sudo apt-get install -y docker-ce docker-ce-cli containerd.io docker-compose-plugin

# docker run
read -p "ok? (y/N): " yn
case "$yn" in [yY]*) ;; *) echo "abort." ; exit ;; esac
sudo service docker start

# kind install
read -p "ok? (y/N): " yn
case "$yn" in [yY]*) ;; *) echo "abort." ; exit ;; esac
curl -Lo ./kind https://kind.sigs.k8s.io/dl/v0.14.0/kind-linux-amd64
chmod +x ./kind
sudo mv ./kind /usr/local/bin/kind

# helm install
read -p "ok? (y/N): " yn
case "$yn" in [yY]*) ;; *) echo "abort." ; exit ;; esac
curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3
chmod 700 get_helm.sh
./get_helm.sh
sudo rm -rf get_helm.sh

# kubectl install
read -p "ok? (y/N): " yn
case "$yn" in [yY]*) ;; *) echo "abort." ; exit ;; esac
curl -LO "https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl"
chmod +x ./kubectl
sudo mv ./kubectl /usr/local/bin/kubectl

# skaffold install
read -p "ok? (y/N): " yn
case "$yn" in [yY]*) ;; *) echo "abort." ; exit ;; esac
curl -Lo skaffold https://storage.googleapis.com/skaffold/releases/latest/skaffold-linux-amd64 && \
sudo install skaffold /usr/local/bin/
sudo rm -rf skaffold

# k9s install
read -p "ok? (y/N): " yn
case "$yn" in [yY]*) ;; *) echo "abort." ; exit ;; esac
curl -s -L https://github.com/derailed/k9s/releases/download/v0.25.18/k9s_Linux_x86_64.tar.gz -o k9s && tar -xvf k9s && chmod 755 k9s && rm LICENSE README.md  && sudo mv k9s /usr/local/bin

# minikube install
curl -LO https://storage.googleapis.com/minikube/releases/latest/minikube-linux-amd64
sudo install minikube-linux-amd64 /usr/local/bin/minikube
rm -rf minikube-linux-amd64 

sudo gpasswd -a $(whoami) docker
sudo chgrp docker /var/run/docker.sock
sudo service docker restart

echo source <(kubectl completion bash) >> ~/.bashrc
source ~/.bashrc