statefulset.yaml

apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: geonetwork
spec:
  selector:
    matchLabels:
      app: geonetwork
  serviceName: "geonetwork"
  replicas: 1
  template:
    metadata:
      labels:
        app: geonetwork
    spec:
      terminationGracePeriodSeconds: 10
      containers:
      - name: geonetwork
        image: geonetwork:4.2.2
        env:
        - name: 'ES_HOST'
          value: 'geonetwork-es-http.geonetwork.svc.cluster.local'
        - name: 'ES_PROTOCOL'
          value: 'http'
        - name: 'ES_USERNAME'
          value: 'elastic'
        - name: 'ES_PASSWORD'
          valueFrom:
            secretKeyRef:
              name: geonetwork-es-elastic-user
              key: elastic
        ports:
        - containerPort: 8080
          name: geonetwork
        volumeMounts:
        - name: geonetwork-data
          mountPath: /var/lib/geonetwork_data
  volumeClaimTemplates:
  - metadata:
      name: geonetwork-data
    spec:
      accessModes: [ "ReadWriteOnce" ]
      storageClassName: "local-path"
      resources:
        requests:
          storage: 5Gi