Minikube: start

Sumber: https://minikube.sigs.k8s.io/docs/start/

minikube adalah Kubernetes lokal, berfokus untuk membuatnya mudah dipelajari dan dikembangkan untuk Kubernetes.

Yang kita butuhkan hanyalah wadah Docker (atau kompatibel serupa) atau lingkungan Mesin Virtual, dan Kubernetes hanya dengan satu perintah:

minikube start

Spesifikasi Minimal

• CPU 2 core atau lebih
• RAM 2GB free
• Harddisk 20GB free
• Sambungan Internet
• Container atau virtual machine manager, seperti: Docker, QEMU, Hyperkit, Hyper-V, KVM, Parallels, Podman, VirtualBox, atau VMware Fusion/Workstation

Instalasi

Linux Binary Package

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

Linux Debian Package

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

Linux RPM Package

curl -LO https://storage.googleapis.com/minikube/releases/latest/minikube-latest.x86_64.rpm
sudo rpm -Uvh minikube-latest.x86_64.rpm

Windows

Download and run the installer for the latest release. Or if using PowerShell, use this command:

New-Item -Path 'c:\' -Name 'minikube' -ItemType Directory -Force
Invoke-WebRequest -OutFile 'c:\minikube\minikube.exe' -Uri 'https://github.com/kubernetes/minikube/releases/latest/download/minikube-windows-amd64.exe' -UseBasicParsing

Add the minikube.exe binary to your PATH. Make sure to run PowerShell as Administrator.

$oldPath = [Environment]::GetEnvironmentVariable('Path', [EnvironmentVariableTarget]::Machine)
if ($oldPath.Split(';') -inotcontains 'C:\minikube'){ `
  [Environment]::SetEnvironmentVariable('Path', $('{0};C:\minikube' -f $oldPath), [EnvironmentVariableTarget]::Machine) `
}

If you used a terminal (like powershell) for the installation, please close the terminal and reopen it before running minikube.

Start minikube

minikube start

Interaksi dengan Cluster minikube

kubectl get po -A
minikube kubectl -- get po -A

Untuk melihat dashboard

minikube dashboard

Akan membuka akses web di

http://127.0.0.1:46779/api/v1/namespaces/kubernetes-dashboard/services/http:kubernetes-dashboard:/proxy/

Deploy Application

kubectl create deployment hello-minikube --image=k8s.gcr.io/echoserver:1.4
kubectl expose deployment hello-minikube --type=NodePort --port=8080
kubectl get services hello-minikube

atau di arahkan ke browser

minikube service hello-minikube

atau lakukan port fowarding

kubectl port-forward service/hello-minikube 7080:8080

supaya bisa di akses di http://localhost:7080/

Deploy Loadbalancer

kubectl create deployment balanced --image=k8s.gcr.io/echoserver:1.4  
kubectl expose deployment balanced --type=LoadBalancer --port=8000

minikube tunnel

kubectl get services balanced

Bisa di akses dari <EXTERNAL-IP>:8000

Management Minicube

minikube pause
minikube stop
minikube config set memory 16384
minikube addons list
minikube start -p aged --kubernetes-version=v1.16.1
minikube delete --all

Referensi

• https://minikube.sigs.k8s.io/docs/start/

Pranala Menarik

• minikube