apiVersion: apps/v1
kind: Deployment
metadata:
  name: grafana
  namespace: monitoring
  labels:
    app: grafana
spec:
  replicas: 1
  selector:
    matchLabels:
      app: grafana
  template:
    metadata:
      labels:
        app: grafana
    spec:
      containers:
      - name: grafana
        image: grafana/grafana:latest
        imagePullPolicy: IfNotPresent
        ports:
        - containerPort: 3000
          name: grafana
        env:
        - name: GF_SECURITY_ADMIN_USER
          value: "admin"
        - name: GF_SECURITY_ADMIN_PASSWORD
          valueFrom:
            secretKeyRef:
              name: grafana-secret
              key: admin-password
        - name: GF_USERS_ALLOW_SIGN_UP
          value: "false"
        - name: GF_SERVER_ROOT_URL
          value: "http://localhost:3000"
        - name: GF_INSTALL_PLUGINS
          value: ""
        volumeMounts:
        - name: grafana-storage
          mountPath: /var/lib/grafana
        - name: grafana-datasources
          mountPath: /etc/grafana/provisioning/datasources
        - name: grafana-dashboards-provider
          mountPath: /etc/grafana/provisioning/dashboards
        - name: grafana-dashboards
          mountPath: /var/lib/grafana/dashboards
        resources:
          requests:
            memory: "256Mi"
            cpu: "100m"
          limits:
            memory: "512Mi"
            cpu: "500m"
        livenessProbe:
          httpGet:
            path: /api/health
            port: 3000
          initialDelaySeconds: 60
          periodSeconds: 10
        readinessProbe:
          httpGet:
            path: /api/health
            port: 3000
          initialDelaySeconds: 30
          periodSeconds: 5
      volumes:
      - name: grafana-storage
        persistentVolumeClaim:
          claimName: grafana-pvc
      - name: grafana-datasources
        configMap:
          name: grafana-datasources
      - name: grafana-dashboards-provider
        configMap:
          name: grafana-dashboards-provider
      - name: grafana-dashboards
        configMap:
          name: grafana-dashboards