K8s可视化监控告警【2】--Grafana部署-蒲公英云

K8s可视化监控告警【2】--Grafana部署

1. app部署

apiVersion: v1
kind: ReplicationController
metadata:
  name: grafana-core
  namespace: kube-system
  labels:
    monitor: grafana
    component: core
spec:
  replicas: 1
  template:
    metadata:
      labels:
        monitor: grafana
        component: core
    spec:
      tolerations:
      - key: node-role.kubernetes.io/master
        operation: Equal
        effect: NoSchedule
      containers:
      - image: grafana/grafana:4.2.0
        name: grafana-core
        imagePullPolicy: IfNotPresent
        # env:
        resources:
          # keep request = limit to keep this container in guaranteed class
          limits:
            cpu: 100m
            memory: 100Mi
          requests:
            cpu: 100m
            memory: 100Mi
        env:
          # The following env variables set up basic auth twith the default admin user and admin password.
          - name: GF_AUTH_BASIC_ENABLED
            value: "true"
          - name: GF_AUTH_ANONYMOUS_ENABLED
            value: "false"
          # - name: GF_AUTH_ANONYMOUS_ORG_ROLE
          # value: Admin
          # does not really work, because of template variables in exported dashboards:
          # - name: GF_DASHBOARDS_JSON_ENABLED
          # value: "true"
        readinessProbe:
          httpGet:
            path: /login
            port: 3000
          # initialDelaySeconds: 30
          # timeoutSeconds: 1
        volumeMounts:
        - name: grafana-persistent-storage
          mountPath: /var
      volumes:
      - name: grafana-persistent-storage
        emptyDir: { }
---
apiVersion: v1
kind: Service
metadata:
  name: grafana
  namespace: kube-system
  labels:
    monitor: grafana
    component: core
spec:
  type: NodePort
  ports:
  - port: 3000 # 访问服务名即可跳转到对于目标容器端口
    protocol: TCP
    targetPort: 3000 # 容器开放端口
    nodePort: 33000 # 绑定集群节点端口
  selector:
    monitor: grafana
    component: core