以下是一个使用ALB Ingress控制器将非API请求重定向到不同域名的示例解决方法:
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
name: redirect-ingress
annotations:
kubernetes.io/ingress.class: alb
alb.ingress.kubernetes.io/target-type: ip
spec:
rules:
- http:
paths:
- path: /*
backend:
service:
name: redirect-service
port:
number: 80
apiVersion: v1
kind: Service
metadata:
name: redirect-service
spec:
selector:
app: redirect-app
ports:
- protocol: TCP
port: 80
targetPort: 80
const express = require('express');
const app = express();
app.get('*', (req, res) => {
// 重定向到不同的域名
res.redirect('http://example.com' + req.originalUrl);
});
app.listen(80, () => {
console.log('Redirect server listening on port 80');
});
FROM node:14
WORKDIR /app
COPY package*.json ./
RUN npm install
COPY . .
EXPOSE 80
CMD [ "node", "app.js" ]
构建并推送Docker镜像到一个容器注册表中。
创建一个Deployment和Service来部署重定向应用程序的Pod:
apiVersion: apps/v1
kind: Deployment
metadata:
name: redirect-app
spec:
replicas: 1
selector:
matchLabels:
app: redirect-app
template:
metadata:
labels:
app: redirect-app
spec:
containers:
- name: redirect-app
image: /redirect-app:latest
ports:
- containerPort: 80
---
apiVersion: v1
kind: Service
metadata:
name: redirect-app
spec:
selector:
app: redirect-app
ports:
- protocol: TCP
port: 80
targetPort: 80
kubectl apply -f redirect-ingress.yaml
kubectl apply -f redirect-service.yaml
kubectl apply -f redirect-app.yaml
这样,ALB Ingress控制器将在非API请求到达时将其路由到重定向应用程序的Pod,并由应用程序处理重定向逻辑。