# 使用多阶段构建
# 阶段1：构建PHP应用
FROM php:8.1-fpm-alpine AS php
WORKDIR /var/www/html
COPY . .
RUN docker-php-ext-install mysqli pdo pdo_mysql
<h1>阶段2：配置Nginx</h1><p>FROM nginx:alpine
COPY --from=php /var/www/html /var/www/html
COPY nginx.conf /etc/nginx/nginx.conf
EXPOSE 80</p>

apiVersion: apps/v1
kind: Deployment
metadata:
  name: php-app
spec:
  replicas: 2
  selector:
    matchLabels:
      app: php-app
  template:
    metadata:
      labels:
        app: php-app
    spec:
      containers:
      - name: nginx
        image: your-registry/php-app:v1
        ports:
        - containerPort: 80
        volumeMounts:
        - name: code-storage
          mountPath: /var/www/html
      volumes:
      - name: code-storage
        emptyDir: {}

apiVersion: v1
kind: Service
metadata:
  name: php-app-service
spec:
  selector:
    app: php-app
  ports:
    - protocol: TCP
      port: 80
      targetPort: 80
  type: NodePort

apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: php-app-ingress
  annotations:
    nginx.ingress.kubernetes.io/rewrite-target: /
spec:
  ingressClassName: nginx
  rules:
  - host: www.myphpsite.com
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: php-app-service
            port:
              number: 80

env:
- name: DB_HOST
  value: "mysql-service"
- name: DB_PASSWORD
  valueFrom:
    secretKeyRef:
      name: db-secret
      key: password

livenessProbe:
  httpGet:
    path: /healthz
    port: 80
  initialDelaySeconds: 30
  periodSeconds: 10