基于腾讯云 Lighthouse 自建 Grafana 和 Prometheus 服务

链接：https://cloud.tencent.com/developer/article/2351514

前言

Grafana

Prometheus

准备Kubernetes集群

创建kubernetes部署配置文件

kind: Deployment
apiVersion: apps/v1
metadata:
  name: &name grafpro
  labels:
    app: *name
spec:
  selector:
    matchLabels:
      app: *name
  template:
    metadata:
      labels:
        app: *name
    spec:
      containers:
        - name: grafana
          image: grafana/grafana
          securityContext:
            runAsUser: 0
          ports:
            - containerPort: 3000
          volumeMounts:
            - name: *name
              subPath: grafana
              mountPath: /var/lib/grafana
        - name: prometheus
          image: prom/prometheus
          securityContext:
            runAsUser: 0
          ports:
            - containerPort: 9090
          volumeMounts:
            - name: *name
              subPath: etc
              mountPath: /etc/prometheus
            - name: *name
              subPath: prometheus
              mountPath: /prometheus
      volumes:
        - name: *name
          hostPath:
            path: /srv/grafpro
            type: DirectoryOrCreate
---
kind: Service
apiVersion: v1
metadata:
  name: &name grafpro
  labels:
    app: *name
spec:
  selector:
    app: *name
  ports:
    - name: grafana
      port: 3000
      targetPort: 3000
    - name: prometheus
      port: 9090
      targetPort: 9090
---
kind: Ingress
apiVersion: networking.k8s.io/v1
metadata:
  name: &name grafpro
  annotations:
    traefik.ingress.kubernetes.io/router.entrypoints: web,websecure
spec:
  rules:
    - host: grafana.example.org
      http:
        paths:
          - path: /
            pathType: Prefix
            backend:
              service:
                name: *name
                port:
                  name: grafana
    - host: prometheus.example.org
      http:
        paths:
          - path: /
            pathType: Prefix
            backend:
              service:
                name: *name
                port:
                  name: prometheus
  tls:
    - secretName: default

export GRAFPRO_STORAGE=${GRAFPRO_STORAGE:-"/srv/grafpro"}

export GRAFANA_DOMAIN=${GRAFPRO_DOMAIN:-"grafana.example.org"}
export PROMETHEUS_DOMAIN=${PROMETHEUS_DOMAIN:-"grafana.example.org"}

mkdir -p $GRAFPRO_STORAGE/etc

cat <<EOF >$GRAFPRO_STORAGE/etc/prometheus.yml
global:
  scrape_interval: 5s
  scrape_timeout: 5s
  evaluation_interval: 15s

scrape_configs:
  - job_name: prometheus
    static_configs:
      - targets:
          - 127.0.0.1:9090
EOF

cat grafpro.yaml \
    | sed "s#/srv/grafpro#$GRAFPRO_STORAGE#g" \
    | sed "s#grafana.example.org#$GRAFANA_DOMAIN#g" \
    | sed "s#prometheus.example.org#$PROMETHEUS_DOMAIN#g" \
    | kubectl apply -f -

部署 Grafana 和 Prometheus

chmod +x grafpro.sh

./grafpro.sh

测试和验证

Grafana

Prometheus

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