---
apiVersion: v1
kind: ConfigMap
metadata:
  name: elasticsearch-conf
  labels:
    app: elasticsearch
data:
  elasticsearch.yml: |
    cluster:
      name: elasticsearch
    node:
      name: ${HOSTNAME}
    network:
      host: 0.0.0.0
    discovery:
      zen.ping.unicast.hosts: elasticsearch-cluster
      zen.minimum_master_nodes: 2
    path:
      data: /elasticsearch/persistent/elasticsearch/data
      logs: /elasticsearch/logs
---
apiVersion: apps/v1beta1
kind: StatefulSet
metadata:
  name: elasticsearch
  annotations:
    image.openshift.io/triggers: |
      [{
      "from": {
        "kind": "ImageStreamTag",
        "name": "elasticsearch:5.6.10"
        },
        "fieldPath": "spec.template.spec.containers[?(@.name==\"elasticsearch\")].image"
      }]
  labels:
    app: elasticsearch
spec:
  podManagementPolicy: OrderedReady
  replicas: 3
  selector:
    matchLabels:
      app: elasticsearch
  serviceName: elasticsearch
  template:
    metadata:
      labels:
        app: elasticsearch
    spec:
      containers:
      - name: elasticsearch
        env:
        - name: LOG_LEVEL
          value: info
        image: ' '
        imagePullPolicy: IfNotPresent
        ports:
        - containerPort: 9200
          name: api
          protocol: TCP
        - containerPort: 9300
          name: cluster
          protocol: TCP
        resources:
          limits:
            memory: 512Mi
          requests:
            memory: 512Mi
        volumeMounts:
        - mountPath: /elasticsearch/persistent
          name: elasticsearch-persistent
        - mountPath: /etc/elasticsearch/elasticsearch.yml
          subPath: elasticsearch.yml
          name: elasticsearch-conf
      securityContext: {}
      volumes:
      - name: elasticsearch-persistent
        emptyDir: {}
      - name: elasticsearch-conf
        configMap:
          name: elasticsearch-conf
---
apiVersion: v1
kind: Service
metadata:
  name: elasticsearch
  labels:
    app: elasticsearch
spec:
  ports:
  - name: api
    port: 9200
    protocol: TCP
    targetPort: 9200
  selector:
    app: elasticsearch
  sessionAffinity: None
  type: ClusterIP
---
apiVersion: v1
kind: Service
metadata:
  name: elasticsearch-cluster
  labels:
    app: elasticsearch
spec:
  ports:
  - name: cluster
    port: 9300
    protocol: TCP
    targetPort: 9300
  selector:
    app: elasticsearch
  type: ClusterIP
  clusterIP: None
---
apiVersion: v1
kind: ImageStream
metadata:
  name: elasticsearch
  labels:
    app: elasticsearch
spec:
  lookupPolicy:
    local: false
  tags:
  - name: latest
    from:
      kind: DockerImage
      name: registry.centos.org/rhsyseng/elasticsearch:latest
  - name: 6.2.2
    from:
      kind: DockerImage
      name: registry.centos.org/rhsyseng/elasticsearch:6.2.2
  - name: 6.1.2
    from:
      kind: DockerImage
      name: registry.centos.org/rhsyseng/elasticsearch:6.1.2
  - name: 5.6.10
    from:
      kind: DockerImage
      name: registry.centos.org/rhsyseng/elasticsearch:5.6.10