Oracle Statefulset Manifest

oracle-sts.yaml

apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: oracle-db
  namespace: default
  labels:
    app: oracle-db
spec:
  serviceName: oracle-svc
  replicas: 1
  selector:
    matchLabels:
      app: oracle-db
  template:
    metadata:
      labels:
        app: oracle-db
    spec:
      securityContext:
        runAsUser: 54321
        runAsGroup: 54321
        fsGroup: 54321
      containers:
      - name: oracle
        image: gvenzl/oracle-free:latest
        imagePullPolicy: IfNotPresent
        ports:
        - containerPort: 1521
          name: oracle
        - containerPort: 5500
          name: em
        env:
        - name: ORACLE_PWD
          valueFrom:
            secretKeyRef:
              name: oracle-secret
              key: password
        - name: ORACLE_SID
          value: "FREE"
        - name: ORACLE_PDB
          value: "FREEPDB1"
        resources:
          requests:
            memory: "2Gi"
            cpu: "1"
          limits:
            memory: "4Gi"
            cpu: "2"
        volumeMounts:
        - name: oracle-data
          mountPath: /opt/oracle/oradata
        - name: healthcheck-script
          mountPath: /healthcheck
        livenessProbe:
          exec:
            command:
            - /bin/bash
            - /healthcheck/healthcheck.sh
          initialDelaySeconds: 300
          periodSeconds: 30
          timeoutSeconds: 10
          failureThreshold: 3
        readinessProbe:
          exec:
            command:
            - /bin/bash
            - /healthcheck/healthcheck.sh
          initialDelaySeconds: 300
          periodSeconds: 30
          timeoutSeconds: 10
          failureThreshold: 3
      volumes:
      - name: healthcheck-script
        configMap:
          name: oracle-healthcheck
          defaultMode: 0755  # Make script executable
  volumeClaimTemplates:
  - metadata:
      name: oracle-data
    spec:
      accessModes: ["ReadWriteOnce"]
      resources:
        requests:
          storage: 10Gi
      storageClassName: standard

---
apiVersion: v1
kind: Service
metadata:
  name: oracle-svc
  labels:
    app: oracle-db
spec:
  clusterIP: None
  ports:
  - port: 1521
    name: oracle
    targetPort: 1521
  selector:
    app: oracle-db

---
apiVersion: v1
kind: Secret
metadata:
  name: oracle-secret
type: Opaque
stringData:
  password: "YourSecurePassword123"