Kubernetes: Cài đặt minikube trên WSL 2

Có 2 cách sử dụng docker và k8s bên trong WSL 2:

• Docker Desktop WSL 2 integration
  
• Docker CE inside the WSL 2 distro (systemd trên WSL 2)

Trong bài viết này, minhfsex hướng dẫn các bạn cài đặt Minikube trong WSL 2 (sử dụng Ubuntu)

Cài đặt 

Cài đặt Ubuntu

Mở Terminal trên Windows, cài đặt WSL2

wsl --install

Restart Window

Liệt kê các bản Linux distribution mà Microsoft hỗ trợ:

PS >wsl -l --online
The following is a list of valid distributions that can be installed.
Install using 'wsl.exe --install <Distro>'.

NAME                                   FRIENDLY NAME
Ubuntu                                 Ubuntu
Debian                                 Debian GNU/Linux
kali-linux                             Kali Linux Rolling
Ubuntu-18.04                           Ubuntu 18.04 LTS
Ubuntu-20.04                           Ubuntu 20.04 LTS
Ubuntu-22.04                           Ubuntu 22.04 LTS
OracleLinux_7_9                        Oracle Linux 7.9
OracleLinux_8_7                        Oracle Linux 8.7
OracleLinux_9_1                        Oracle Linux 9.1
openSUSE-Leap-15.5                     openSUSE Leap 15.5
SUSE-Linux-Enterprise-Server-15-SP4    SUSE Linux Enterprise Server 15 SP4
SUSE-Linux-Enterprise-15-SP5           SUSE Linux Enterprise 15 SP5
openSUSE-Tumbleweed                    openSUSE Tumbleweed

Bạn gõ lệnh

wsl --install -d ubuntu

Cài đặt Docker

Remove the already docker containers
---------------------------------------------------------------
sudo apt-get remove docker docker-engine docker.io containerd runc

Update the repository
----------------------------------
sudo apt-get update

Install the prerequisite softwares
-----------------------------------------------------
sudo apt-get install \
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg-agent \
    software-properties-common

Add the pgp key to repos
----------------------------------------
curl -fsSL https://download.docker.com/linux/ubu... | sudo apt-key add -

sudo add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
   $(lsb_release -cs) \
   stable"

Update the repository
------------------------------------
sudo apt-get update

Upgrade the wsl
---------------------------
sudo apt-get upgrade -y

Install the docker container engine
--------------------------------------------------------
sudo apt-get install docker-ce docker-ce-cli containerd.io -y

sudo groupadd docker

sudo usermod -aG docker $USER && newgrp docker

Tham khảo thêm: Docker: Cài đặt Docker Engine trên WSL 2 - Part 1.2

Cài đặt Minikube

Binary download

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

Debian package

curl -LO https://storage.googleapis.com/minikube/releases/latest/minikube_latest_amd64.deb
sudo dpkg -i minikube_latest_amd64.deb

Start cluster

minikube start

Dừng cluster nhưng không ảnh hưởng tới quá trình deploy

minikue pause

minikube stop

minikube delete --all

Ngoài docker ra, Minikube còn hỗ trợ các driver khác

• kvm2
• podman
• qemu2
• virtualbox

    ▪ docker: Not healthy: "docker version --format {{.Server.Os}}-{{.Server.Version}}:{{.Server.Platform.Name}}" exit status 1: permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Get "http://%2Fvar%2Frun%2Fdocker.sock/v1.24/version": dial unix /var/run/docker.sock: connect: permission denied
    ▪ docker: Suggestion: Add your user to the 'docker' group: 'sudo usermod -aG docker $USER && newgrp docker' 
💡  Alternatively you could install one of these drivers:
    ▪ kvm2: Not installed: exec: "virsh": executable file not found in $PATH
    ▪ podman: Not installed: exec: "podman": executable file not found in $PATH
    ▪ qemu2: Not installed: exec: "qemu-system-x86_64": executable file not found in $PATH
    ▪ virtualbox: Not installed: unable to find VBoxManage in $PATH

Cài đặt Kubectl

$ sudo snap install kubectl --classic
kubectl 1.28.3 from Canonical✓ installed
$ kubectl version --client
Client Version: v1.28.3
Kustomize Version: v5.0.4-0.20230601165947-6ce0bf390ce3

Tham khảo

How to Install Minikube in Ubuntu

Day 1: Cài đặt minikube - Docker Desktop