11、Istio服务弹性：构建可靠的微服务架构

Istio服务弹性：构建可靠的微服务架构

1. 应用设置

我们继续之前的示例，快速浏览一下描述 istio-frontent 部署和服务、 webapp 部署和服务的配置。

1.1 WebApp 部署配置

# WebApp-deployment-v7.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
  name: webapp-deployment-7.0
  labels:
    app: webapp
    version: v7.0
spec:
  replicas: 2
  selector:
    matchLabels:
      app: webapp
      version: v7.0
  template:
    metadata:
      labels:
        app: webapp
        version: v7.0
    spec:
      containers:
      - name: webapp
        image: web-app:7.0
        imagePullPolicy: Never
        ports:
        - containerPort: 5000

1.2 前端部署配置

# frontend-deployment.yaml
apiVersion: apps/v1