elasticsearch.yml

apiVersion: elasticsearch.k8s.elastic.co/v1alpha1
kind: Elasticsearch
metadata:
  name: elasticsearch
spec:
  version: 7.1.0
  http:
    service:  
      spec:
        type: LoadBalancer
        ports:
        - name: elastic-https-port
          port: 9200
          targetPort: 9200
          protocol: TCP
    tls:
      selfSignedCertificate:
        subjectAltNames:
        - ip: 0.0.0.0
  nodes:
  - nodeCount: 3
    config:
      node.master: false
      node.data: true
      node.ingest: false
    volumeClaimTemplates:
    - metadata:
        name: elasticsearch-data
      spec:
        accessModes:
        - ReadWriteOnce
        resources:
          requests:
            storage: 100Gi
  - nodeCount: 2
    config:
      node.master: true
      node.data: false
      node.ingest: true
    podTemplate:
      spec:
        containers:
        - name: elasticsearch-master
          resources:
            limits:
              memory: 4Gi
              cpu: 1