apiVersion: v1
kind: Service
metadata: { name: elasticsearch, namespace: elastic }
spec:
  ports:
    - { name: http, port: 9200, targetPort: 9200 }
    - { name: transport, port: 9300, targetPort: 9300 }
  selector: { app: elasticsearch }
---
apiVersion: apps/v1
kind: StatefulSet
metadata: { name: elasticsearch, namespace: elastic }
spec:
  serviceName: elasticsearch
  replicas: 1
  selector: { matchLabels: { app: elasticsearch } }
  template:
    metadata: { labels: { app: elasticsearch } }
    spec:
      nodeSelector: { node: hetzner-2 }
      containers:
      - name: es
        image: docker.elastic.co/elasticsearch/elasticsearch:8.14.0
        env:
          - { name: discovery.type, value: single-node }
          - { name: xpack.security.enabled, value: "false" }
          - { name: ES_JAVA_OPTS, value: "-Xms2g -Xmx2g" }
        ports:
          - { containerPort: 9200 }
          - { containerPort: 9300 }
        volumeMounts:
          - { name: data, mountPath: /usr/share/elasticsearch/data }
  volumeClaimTemplates:
  - metadata: { name: data }
    spec:
      accessModes: ["ReadWriteOnce"]
      storageClassName: local-ssd-hetzner
      resources: { requests: { storage: 80Gi } }