Entering Kubernetes avec Microks

Site de référence

https://microk8s.io/docs/getting-started

 

 Installer

sudo snap install microk8s --classic

Lister les servvces

 microk8s kubectl get services
 Lister les pods

microk8s kubectl get pods
 

Pousser une image docker vers un repo 

microk8s enable registry
 

docker tag d17287c3708f localhost:32000/jupyter:1

docker push localhost:32000/jupyter:1

Créer un deploiement

 microk8s kubectl create deployment jupyter --image=localhost:32000/jupyter:1

Deployer  

microk8s kubectl scale deployment jupyter 1

Lister les images (et leur taille)

 microk8s ctr images ls

Proxy dashboard (accessible en remote)

 microk8s dashboard-proxy

 microk8s kubectl port-forward -n kube-system service/kubernetes-dashboard 10443:443
 

Delete a pod

 microk8s kubectl delete  pods <podname>

Appliquer un changement

microk8s kubectl apply -f volume.yml

Créer un volume persistant 

apiVersion: v1
kind: PersistentVolume
metadata:
  name: streamlit-volume
  labels:
    type: local
spec:
  storageClassName: manual
  capacity:
    storage: 10Gi
  accessModes:
    - ReadWriteOnce
  hostPath:
    path: "/home/clement/appstreamlit"

Use a private unsecure repository in microk8s

mkdir -p /var/snap/microk8s/current/args/certs.d/192.168.1.39:32000
 

vi /var/snap/microk8s/current/args/certs.d/192.168.1.39\:32000/hosts.toml
 

server = "http://192.168.1.39:32000"

[host."http://192.168.1.39:32000"]
capabilities = ["pull", "resolve"]
insecure_skip_verify = true