backend scaffold

2026-08-17 15:31:27 +08:00
commit 84fc2c0677
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+# Prod。与 deployment-uat.yaml 逐字一致，只差 namespace 和 SPRING_PROFILES_ACTIVE
+# ——两个环境跑的是同一个镜像，差异只在外部注入的配置上（见 09-build-deploy.md 附录）。
+# 改动这份时请同步改另外两份，别让三份漂移。
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: conti-backend
+  namespace: retailapp-prod
+  labels:
+    app: conti-backend
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: conti-backend
+  strategy:
+    type: RollingUpdate
+    rollingUpdate:
+      maxUnavailable: 0
+      maxSurge: 1
+  template:
+    metadata:
+      labels:
+        app: conti-backend
+    spec:
+      serviceAccountName: conti-backend
+      terminationGracePeriodSeconds: 45
+      securityContext:
+        runAsNonRoot: true
+        seccompProfile:
+          type: RuntimeDefault
+      containers:
+        - name: conti-backend
+          image: registry.example.com/conti-backend:__TAG__
+          ports:
+            - name: http
+              containerPort: 8080
+          env:
+            - name: SPRING_PROFILES_ACTIVE
+              value: prod
+          envFrom:
+            - configMapRef:
+                name: conti-backend-env
+            - secretRef:
+                name: conti-backend-secret
+          securityContext:
+            allowPrivilegeEscalation: false
+            readOnlyRootFilesystem: true
+            capabilities:
+              drop: ["ALL"]
+          resources:
+            requests:
+              cpu: "500m"
+              memory: "1Gi"
+            limits:
+              memory: "2Gi"
+          startupProbe:
+            httpGet:
+              path: /actuator/health/liveness
+              port: 8080
+            periodSeconds: 5
+            failureThreshold: 30
+          livenessProbe:
+            httpGet:
+              path: /actuator/health/liveness
+              port: 8080
+            periodSeconds: 10
+          readinessProbe:
+            httpGet:
+              path: /actuator/health/readiness
+              port: 8080
+            periodSeconds: 5
+          lifecycle:
+            preStop:
+              exec:
+                command: ["sh", "-c", "sleep 10"]
+          volumeMounts:
+            - name: tmp
+              mountPath: /tmp
+      volumes:
+        - name: tmp
+          emptyDir: {}
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: conti-backend
+  namespace: retailapp-prod
+  labels:
+    app: conti-backend
+spec:
+  selector:
+    app: conti-backend
+  ports:
+    - name: http
+      port: 80
+      targetPort: 8080