Voir :

• https://enix.io/fr/blog/kubernetes-c-est-quoi-definition-k8s/
• https://blog.cybiere.fr/post/installation-cluster-kubernetes-kubeadm-flannel/
• Microshift (OpenShift OKD)

Voir aussi :

• |Monitor Kubernetes cloud costs with open source tools

Il est conseillé de configurer un pool de 3 nœuds minimum pour optimiser le rolling upgrade lors des mises à jour de sécurité (patch updates) ou de version mineure.

Voir :

• https://gitlab.com/lucj/k8s-exercices/-/blob/master/Installation/kind.md

chmod +x /usr/local/bin/kind
kind create cluster
kubectl cluster-info --context kind-kind

Install de kubectl Install de Minikube

Install de Docker Desktop Docker swarm

https://kubernetes.io/docs/tasks/tools/

• Kubectl
• Kind
• Minicube
• Kubeadm

Voir :

• https://gitlab.com/lucj/k8s-exercices/-/blob/master/Installation/k3s.md
• https://particule.io/blog/k3s/

https://gitlab.com/lucj/k8s-exercices/-/blob/master/Installation/k3d.md

Deploiement de K8S avec Ansible

Basé sur KVM ou VirtualBox

Voir :

• https://gitlab.com/lucj/k8s-exercices/-/blob/master/Installation/minikube.md

# Start a cluster using the kvm2 driver:
minikube start --driver=kvm2
 
# To make kvm2 the default driver:
minikube config set driver kvm2
 
minikube addons enable metrics-server
minikube dashboard

Minikube crée un Cluster Kube en créant des VMs

minikube start --vm-driver=none
minikube status
minicube ip
ssh docker@<ip> # Pass: tcuser

$ minikube addons list
|-----------------------------|----------|--------------|--------------------------------|
|         ADDON NAME          | PROFILE  |    STATUS    |           MAINTAINER           |
|-----------------------------|----------|--------------|--------------------------------|
| ambassador                  | minikube | disabled     | 3rd party (Ambassador)         |
| auto-pause                  | minikube | disabled     | minikube                       |
| cloud-spanner               | minikube | disabled     | Google                         |
| csi-hostpath-driver         | minikube | disabled     | Kubernetes                     |
| dashboard                   | minikube | enabled ✅   | Kubernetes                     |
| default-storageclass        | minikube | enabled ✅   | Kubernetes                     |
| efk                         | minikube | disabled     | 3rd party (Elastic)            |
| freshpod                    | minikube | disabled     | Google                         |
| gcp-auth                    | minikube | disabled     | Google                         |
| gvisor                      | minikube | disabled     | minikube                       |
| headlamp                    | minikube | disabled     | 3rd party (kinvolk.io)         |
| helm-tiller                 | minikube | disabled     | 3rd party (Helm)               |
| inaccel                     | minikube | disabled     | 3rd party (InAccel             |
|                             |          |              | [info@inaccel.com])            |
| ingress                     | minikube | disabled     | Kubernetes                     |
| ingress-dns                 | minikube | disabled     | minikube                       |
| inspektor-gadget            | minikube | disabled     | 3rd party                      |
|                             |          |              | (inspektor-gadget.io)          |
| istio                       | minikube | disabled     | 3rd party (Istio)              |
| istio-provisioner           | minikube | disabled     | 3rd party (Istio)              |
| kong                        | minikube | disabled     | 3rd party (Kong HQ)            |
| kubeflow                    | minikube | disabled     | 3rd party                      |
| kubevirt                    | minikube | disabled     | 3rd party (KubeVirt)           |
| logviewer                   | minikube | disabled     | 3rd party (unknown)            |
| metallb                     | minikube | disabled     | 3rd party (MetalLB)            |
| metrics-server              | minikube | enabled ✅   | Kubernetes                     |
| nvidia-device-plugin        | minikube | disabled     | 3rd party (NVIDIA)             |
| nvidia-driver-installer     | minikube | disabled     | 3rd party (NVIDIA)             |
| nvidia-gpu-device-plugin    | minikube | disabled     | 3rd party (NVIDIA)             |
| olm                         | minikube | disabled     | 3rd party (Operator Framework) |
| pod-security-policy         | minikube | disabled     | 3rd party (unknown)            |
| portainer                   | minikube | disabled     | 3rd party (Portainer.io)       |
| registry                    | minikube | disabled     | minikube                       |
| registry-aliases            | minikube | disabled     | 3rd party (unknown)            |
| registry-creds              | minikube | disabled     | 3rd party (UPMC Enterprises)   |
| storage-provisioner         | minikube | enabled ✅   | minikube                       |
| storage-provisioner-gluster | minikube | disabled     | 3rd party (Gluster)            |
| storage-provisioner-rancher | minikube | disabled     | 3rd party (Rancher)            |
| volcano                     | minikube | disabled     | third-party (volcano)          |
| volumesnapshots             | minikube | disabled     | Kubernetes                     |
| yakd                        | minikube | disabled     | 3rd party (marcnuri.com)       |
|-----------------------------|----------|--------------|--------------------------------|

Voir : How to Install Kubernetes Cluster on Debian 11-12

Initializes cluster master node

kubeadm init --apiserver-advertise-address $(hostname -i) --pod-network-cidr 10.5.0.0/16

Initialize cluster networking

kubectl apply -f https://raw.githubusercontent.com/cloudnativelabs/kube-router/master/daemonset/kubeadm-kuberouter.yaml

minikube start
minikube service list
minikube update-context

Ubuntu

Voir :

• https://www.linuxtechi.com/install-configure-kubernetes-ubuntu-18-04-ubuntu-18-10/
• https://gitlab.com/lucj/k8s-exercices/-/blob/master/Installation/microK8s.md

snap install microk8s --classic
 
microk8s.kubectl get nodes
microk8s.kubectl get pod --namespace=kube-system

A installer :

• Minicube
• Docker Desktop
• Kubernetes Vanilla

Cours en ligne :

• KodeCloud

Voir aussi :

• Automate Kubernetes Workloads with Ansible