elasticsearch-deployment.yaml

# https://medium.com/google-cloud/a-guide-to-deploy-elasticsearch-cluster-on-google-kubernetes-engine-52f67743ee98
apiVersion: extensions/v1beta1
kind: Deployment
  annotations:
    kompose.version: 1.17.0 ()
  creationTimestamp: null
  labels:
    service: elasticsearch
  name: elasticsearch
  namespace: graylog
spec:
  replicas: 4
  selector:
    matchLabels:
      service: elasticsearch
  strategy: {}
  volumeClaimTemplates:
  - metadata:
      name: data
      labels:
        app: elasticsearch
    spec:
      accessModes: [ "ReadWriteOnce" ]
      storageClassName: default
      # NOTE: You can increase the storage size
      resources:
        requests:
          storage: 10Gi
  template:
    metadata:
      creationTimestamp: null
      labels:
        service: elasticsearch
    spec:
      terminationGracePeriodSeconds: 300
      containers:
      - env:
        - name: ES_JAVA_OPTS
          value: -Xms512m -Xmx512m
        - name: bootstrap.memory_lock
          value: "true"
        - name: cluster.name
          value: graylog
        - name: node.name
          valueFrom:
            fieldRef:
              fieldPath: metadata.name
        - name: xpack.security.enabled
          value: "false"
          # NOTE: This will tell the elasticsearch node where to connect to other nodes to form a cluster
        - name: discovery.zen.ping.unicast.hosts
          value: "elasticsearch-0.elasticsearch.default.svc.cluster.local,elasticsearch-1.elasticsearch.default.svc.cluster.local,elasticsearch-2.elasticsearch.default.svc.cluster.local,elasticsearch-3.elasticsearch.default.svc.cluster.local"
        - name: discovery.zen.minimum_master_nodes
          value: "2"
        image: docker.elastic.co/elasticsearch/elasticsearch:5.6.14
        ports:
        - containerPort: 9200
          name: rest
          protocol: TCP
        - containerPort: 9300
          name: inter-node
          protocol: TCP
        volumeMounts:
        - name: data
          mountPath: /usr/share/elasticsearch/data
        name: elasticsearch
        resources:
          requests:
            memory: 8Gi
          limits:
            memory: 16Gi
      restartPolicy: Always
status: {}