apiVersion: apps/v1
kind: Deployment
metadata:
  name: elasticsearch
  namespace: app-notifications
spec:
  replicas: 1
  selector:
    matchLabels:
      app: elasticsearch
  template:
    metadata:
      labels:
        app: elasticsearch
    spec:
      containers:
        - name: elasticsearch
          image: docker.elastic.co/elasticsearch/elasticsearch:8.12.1
          ports:
            - containerPort: 9200
              name: http
            - containerPort: 9300
              name: transport
          env:
            - name: discovery.type
              value: single-node
            - name: xpack.security.enabled
              value: "true"
            - name: ES_JAVA_OPTS
              value: "-Xms1g -Xmx1g"
          volumeMounts:
            - name: elastic-data
              mountPath: /usr/share/elasticsearch/data
      volumes:
        - name: elastic-data
          persistentVolumeClaim:
            claimName: elasticsearch-data