es-client.yaml

apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: es-client
  labels:
    component: elasticsearch
    role: client
spec:
  replicas: 2
  strategy:
    type: RollingUpdate
    rollingUpdate:
      maxSurge: 1
      maxUnavailable: 0
  template:
    metadata:
      labels:
        component: elasticsearch
        role: client
      annotations:
        scheduler.alpha.kubernetes.io/affinity: |
          {
            "podAntiAffinity": {
              "requiredDuringSchedulingIgnoredDuringExecution": [
                {
                  "labelSelector": {
                    "matchLabels": {
                        "component": "elasticsearch",
                        "role": "client"
                      }
                  },
                  "topologyKey": "kubernetes.io/hostname"
                }
              ]
            }
          }
    spec:
      containers:
      - name: es-client
        securityContext:
          privileged: true
          capabilities:
            add:
              - IPC_LOCK
        image: kayrus/docker-elasticsearch-kubernetes:2.4.4
        args:
        - /run.sh
        - -Des.path.conf=/etc/elasticsearch
        readinessProbe:
          httpGet:
            path: /
            port: 9200
            scheme: HTTP
          timeoutSeconds: 1
          successThreshold: 3
        livenessProbe:
          httpGet:
            path: /_cluster/health
            port: 9200
            scheme: HTTP
          initialDelaySeconds: 360
          timeoutSeconds: 2
        imagePullPolicy: Always
        env:
        - name: NAMESPACE
          valueFrom:
            fieldRef:
              fieldPath: metadata.namespace
        - name: CLUSTER_NAME
          valueFrom:
            configMapKeyRef:
              name: es-env
              key: es-cluster-name
        - name: NODE_MASTER
          value: 'false'
        - name: NODE_DATA
          value: 'false'
        - name: HTTP_ENABLE
          value: 'true'
        - name: ES_HEAP_SIZE
          valueFrom:
            configMapKeyRef:
              name: es-env
              key: es-client-heap
        - name: ES_CLIENT_ENDPOINT
          valueFrom:
            configMapKeyRef:
              name: es-env
              key: es-client-endpoint
        ports:
        - name: transport
          containerPort: 9300
          protocol: TCP
        - name: http
          containerPort: 9200
          protocol: TCP
        volumeMounts:
        - name: es-config
          mountPath: /etc/elasticsearch
      volumes:
      - name: es-config
        configMap:
          name: es-config