An Elastic Search Stateful Set and Service Manifest

es-service.yml

- apiVersion: v1
  kind: Service
  metadata:
    namespace: infra
    name: es
    labels:
      app: es
      name: es
      namespace: infra
  spec:
    selector:
      app: elasticsearch
    ports:
      - name: primary
        port: 9200
        targetPort: 9200
        protocol: TCP
      - name: secondary
        port: 9300
        targetPort: 9300
        protocol: TCP
    clusterIP: None
- apiVersion: v1
  kind: Service
  metadata:
    namespace: infra
    name: elasticsearch
    labels:
      app: elasticsearch
      name: elasticsearch
      namespace: infra
  spec:
    selector:
      app: elasticsearch
    ports:
      - name: primary
        port: 9200
        targetPort: 9200
        protocol: TCP
      - name: secondary
        port: 9300
        targetPort: 9300
        protocol: TCP

es-statefulSet.yml

apiVersion: apps/v1beta1
kind: StatefulSet
metadata:
  namespace: infra
  name: elasticsearch
  labels:
    name: elasticsearch
    namespace: infra
spec:
  serviceName: es
  replicas: 1
  revisionHistoryLimit: 1
  updateStrategy:
    type: RollingUpdate
  selector:
    matchLabels:
      app: elasticsearch
  template:
    metadata:
      labels:
        app: elasticsearch
        name: elasticsearch
        namespace: infra
    spec:
      containers:
        - name: elasticsearch
          image: 'elasticsearch:5.5.1-alpine'
          env:
            - name: NETWORK_HOST
              value: 0.0.0.0
            - name: ES_JAVA_OPTS
              value: '-Xms256m -Xmx1g'
          ports:
            - name: primary
              containerPort: 9200
              protocol: TCP
            - name: secondary
              containerPort: 9300
              protocol: TCP
          resources:
            requests:
              memory: 256Mi
              cpu: 10m
            limits:
              memory: 1024Mi
              cpu: 1000m
      volumes:
        - name: es-config
          configMap:
            name: es-config
            items:
              - key: jvm.options
                path: jvm.options
  volumeClaimTemplates:
    - metadata:
        name: es-data
        namespace: infra
      spec:
        accessModes:
          - ReadWriteOnce
        resources:
          requests:
            storage: 20Gi