apiVersion: v1
kind: ConfigMap
metadata:
  name: kibana-config
data:
  kibana.yml: |-
    server.name: kibana
    server.host: 0.0.0.0
    elasticsearch.hosts: [ "http://elastic:9200" ]
  node.options: |-
    --max-old-space-size=4096
    --unhandled-rejections=warn

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: kibana
  labels:
    app: kibana
spec:
  replicas: 1
  selector:
    matchLabels:
      app: kibana
  template:
    metadata:
      labels:
        app: kibana
    spec:
      containers:
        - name: kibana
          image: docker.elastic.co/kibana/kibana:7.16.3
          ports:
            - containerPort: 5601
          resources:
            requests:
              cpu: 100m
              memory: 512Mi
            limits:
              cpu: 2
              memory: 4Gi
          volumeMounts:
            - name: config
              mountPath: /usr/share/kibana/config/kibana.yml
              subPath: kibana.yml
              readOnly: true
            - name: node-options
              mountPath: /usr/share/kibana/config/node.options
              subPath: node.options
              readOnly: true
      volumes:
        - name: config
          configMap:
            name: kibana-config
            items:
              - key: kibana.yml
                path: kibana.yml
        - name: node-options
          configMap:
            name: kibana-config
            items:
              - key: node.options
                path: node.options

---
apiVersion: v1
kind: Service
metadata:
  name: kibana
  labels:
    app: kibana
spec:
  ports:
    - port: 5601
      targetPort: 5601
      nodePort: 30013
  selector:
    app: kibana
  type: NodePort