K3s + Rancher

k3s.txt

sudo nano /etc/nginx/nginx.conf

load_module /usr/lib/nginx/modules/ngx_stream_module.so;

events {}

stream {
  upstream k3s_servers {
    server 192.168.0.10:6443;
    server 192.168.0.11:6443;
  }

  server {
    listen 6443;
    proxy_pass k3s_servers;
  }
}

curl -sfL https://get.k3s.io | INSTALL_K3S_VERSION=v1.24.7+k3s1 sh -s - server \
  --datastore-endpoint="mysql://k3s:password@tcp(localhost:3306)/k3s" \
  --tls-san k3s.local
  
sudo cp /etc/rancher/k3s/k3s.yaml ~/.kube/config
sudo chown $USER:$USER ~/.kube/config
sudo chmod 600 ~/.kube/config

sudo kubectl get nodes

curl https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3 | bash

helm repo add rancher-stable https://releases.rancher.com/server-charts/stable

sudo kubectl create namespace cattle-system

sudo kubectl apply --validate=false -f https://github.com/jetstack/cert-manager/releases/download/v1.7.1/cert-manager.crds.yaml

sudo kubectl create namespace cert-manager

helm repo add jetstack https://charts.jetstack.io

helm repo update

helm install \
  cert-manager jetstack/cert-manager \
  --namespace cert-manager \
  --version v1.7.1

sudo kubectl get pods --namespace cert-manager

helm install rancher rancher-stable/rancher \
  --namespace cattle-system \
  --set hostname=k3s.local

sudo kubectl -n cattle-system rollout status deploy/rancher

https://k3s.local

kubectl get secret --namespace cattle-system bootstrap-secret -o go-template='{{.data.bootstrapPassword|base64decode}}{{"\n"}}' 

sudo kubectl get service --all-namespaces