minikube working

k8s/base/postgres.yaml

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+---
+# ── PostgreSQL Service ──
+apiVersion: v1
+kind: Service
+metadata:
+  name: postgres
+  namespace: ecommerce
+  labels:
+    app: postgres
+    app.kubernetes.io/part-of: ecommerce
+spec:
+  clusterIP: None          # Headless for StatefulSet
+  ports:
+    - port: 5432
+      targetPort: 5432
+      protocol: TCP
+      name: postgres
+  selector:
+    app: postgres
+
+---
+# ── PostgreSQL StatefulSet ──
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: postgres
+  namespace: ecommerce
+  labels:
+    app: postgres
+    app.kubernetes.io/part-of: ecommerce
+spec:
+  serviceName: postgres
+  replicas: 1
+  selector:
+    matchLabels:
+      app: postgres
+  template:
+    metadata:
+      labels:
+        app: postgres
+    spec:
+      containers:
+        - name: postgres
+          image: postgres:15-alpine
+          ports:
+            - containerPort: 5432
+              name: postgres
+          env:
+            - name: POSTGRES_USER
+              valueFrom:
+                secretKeyRef:
+                  name: ecommerce-secrets
+                  key: POSTGRES_USER
+            - name: POSTGRES_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: ecommerce-secrets
+                  key: POSTGRES_PASSWORD
+            - name: POSTGRES_DB
+              valueFrom:
+                secretKeyRef:
+                  name: ecommerce-secrets
+                  key: POSTGRES_DB
+            - name: PGDATA
+              value: /var/lib/postgresql/data/pgdata
+          volumeMounts:
+            - name: postgres-data
+              mountPath: /var/lib/postgresql/data
+          resources:
+            requests:
+              cpu: 250m
+              memory: 256Mi
+            limits:
+              cpu: "1"
+              memory: 1Gi
+          readinessProbe:
+            exec:
+              command:
+                - sh
+                - -c
+                - pg_isready -U "$POSTGRES_USER" -d "$POSTGRES_DB"
+            initialDelaySeconds: 5
+            periodSeconds: 10
+          livenessProbe:
+            exec:
+              command:
+                - sh
+                - -c
+                - pg_isready -U "$POSTGRES_USER" -d "$POSTGRES_DB"
+            initialDelaySeconds: 30
+            periodSeconds: 15
+  volumeClaimTemplates:
+    - metadata:
+        name: postgres-data
+      spec:
+        accessModes: ["ReadWriteOnce"]
+        resources:
+          requests:
+            storage: 10Gi