prometheus-grafana-hello-world.sh

cat <<EOF > config.yaml
---
apiVersion: kubeadm.k8s.io/v1beta2
kind: ClusterConfiguration
networking:
  podSubnet: 10.244.0.0/16
apiServer:
  extraArgs:
    service-node-port-range: 8000-31274
EOF

sudo kubeadm init --config config.yaml

mkdir -p $HOME/.kube

sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config

sudo chown $(id -u):$(id -g) $HOME/.kube/config

kubectl apply -f https://github.com/flannel-io/flannel/releases/latest/download/kube-flannel.yml

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

helm repo add prometheus-community https://prometheus-community.github.io/helm-charts

helm repo add grafana https://grafana.github.io/helm-charts

helm repo update

kubectl create ns prometheus

kubectl create ns grafana

helm install -n prometheus prometheus prometheus-community/prometheus --set server.persistentVolume.enabled=false --set alertmanager.persistence.enabled=false

helm install -n grafana grafana grafana/grafana --set service.type=NodePort --set service.nodePort=8080

kubectl get secret --namespace grafana grafana -o jsonpath="{.data.admin-password}" | base64 --decode ; echo