kubernetes-monitoring's Introduction

Prometheus and Grafana Kubernetes Monitoring Setup

Kubernetes 1.8+
Grafana:5.3.0
Prometheus:v2.4.3

Apply 1:

kubectl apply -f namespace.yaml
kubectl apply -f prometheus/
kubectl apply -f prometheus/node-exporter/
kubectl apply -f prometheus/kube-state-metrics/

Grafana

kubectl apply -f grafana/
kubectl --namespace grafana create configmap grafana-import-dashboards --from-file=grafana/dashboards/ -o json --dry-run | kubectl replace  -f -
kubectl apply -f grafana/import-job/job.yaml

kubectl delete -f grafana/import-job/job.yaml

Other:

kubectl apply -f prometheus/pushgateway/
kubectl apply -f prometheus/alertmanager/
kubectl apply -f prometheus/graphite-exporter/

Custom Metrics API

kubectl create namespace custom-metrics-adapter
kubectl create secret --namespace custom-metrics-adapter  tls cm-adapter-serving-certs  --key /tmp/tls.key --cert /tmp/tls.crt
kubectl apply -f custom-metrics-adapter/

kubectl get --raw "/apis/custom.metrics.k8s.io/v1beta1" | jq

Grafana certs:

openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout /tmp/tls.key -out /tmp/tls.crt
kubectl create secret --namespace grafana  tls grafana-secret  --key /tmp/tls.key --cert /tmp/tls.crt

kubectl apply -f grafana/

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