99 lines
2.2 KiB
YAML
99 lines
2.2 KiB
YAML
# 1. PersistentVolume — cluster-scoped, hostPath on minikube node
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apiVersion: v1
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kind: PersistentVolume
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metadata:
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name: db-pv
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labels:
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app: db
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spec:
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capacity:
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storage: 1Gi
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accessModes:
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- ReadWriteOnce
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persistentVolumeReclaimPolicy: Retain
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storageClassName: manual
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hostPath:
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path: /mnt/data/taskapp-db
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type: DirectoryOrCreate
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---
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# 2. PersistentVolumeClaim — namespaced, binds to db-pv
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apiVersion: v1
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kind: PersistentVolumeClaim
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metadata:
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name: db-pvc
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namespace: taskapp
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spec:
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accessModes:
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- ReadWriteOnce
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storageClassName: manual
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resources:
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requests:
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storage: 1Gi
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selector:
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matchLabels:
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app: db
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---
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# 3. StatefulSet — Postgres
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apiVersion: apps/v1
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kind: StatefulSet
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metadata:
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name: db
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namespace: taskapp
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spec:
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serviceName: db # references the headless Service in service.yaml
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replicas: 1
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selector:
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matchLabels:
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app: db
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template:
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metadata:
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labels:
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app: db
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spec:
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containers:
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- name: postgres
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image: postgres:15
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ports:
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- containerPort: 5432
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name: postgres
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envFrom:
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- secretRef:
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name: db-credentials
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env:
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- name: PGDATA
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value: /var/lib/postgresql/data/pgdata
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volumeMounts:
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- name: db-storage
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mountPath: /var/lib/postgresql/data
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resources:
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requests:
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cpu: 100m
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memory: 128Mi
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limits:
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cpu: 500m
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memory: 512Mi
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readinessProbe:
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exec:
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command:
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- sh
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- -c
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- 'pg_isready -U "$POSTGRES_USER"'
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initialDelaySeconds: 5
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periodSeconds: 5
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timeoutSeconds: 3
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livenessProbe:
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exec:
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command:
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- sh
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- -c
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- 'pg_isready -U "$POSTGRES_USER"'
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initialDelaySeconds: 10
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periodSeconds: 10
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timeoutSeconds: 3
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volumes:
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- name: db-storage
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persistentVolumeClaim:
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claimName: db-pvc
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