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  • k8s-istio记录

    apiVersion: apps/v1
    kind: Deployment # 定义Kubernetes资源的类型为Deployment
    metadata:
      name: demo-web-deployment # 定义资源的名称
      labels:
        app: demo-web-deployment
    spec:  # 定义资源的状态。
      replicas: 1 # 定义我们想运行多少个Pod,在这里我们希望运行2个
      selector:
        matchLabels: # 定义该部署匹配哪些Pod
          app: demo-web
      minReadySeconds: 5 # 可选,指定Pod可以变成可用状态的最小秒数,默认是0
      strategy: # 指定更新版本时,部署使用的策略
        type: RollingUpdate # 策略类型,使用RollingUpdate可以保证部署期间服务不间断
        rollingUpdate:
          maxUnavailable: 1 # 部署时最大允许停止的Pod数量(与replicas相比)
          maxSurge: 1 # 部署时最大允许创建的Pod数量(与replicas相比)
      template: # 用来指定Pod的模板,与Pod的定义类似
        metadata:
          labels: # 根据模板创建的Pod会被贴上该标签,与上面的matchLabels对应
            app: demo-web
        spec:
          containers:
            - name: web
              image: registry.cn-hangzhou.aliyuncs.com/icxl-pu/grpc-api:0215_2
              imagePullPolicy: Always # 默认是IfNotPresent,如果设置成Always,则每一次部署都会重新拉取容器映像(否则,如果本地存在指定的镜像版本,就不会再去拉取)
              ports:
                - containerPort: 50001
    ---
    apiVersion: v1
    kind: Service
    metadata:
      name: demo-web-service
    spec:
      type: ClusterIP
      selector:
        app: demo-web
      ports:
      - name: grpc # 与Gateway Name要一样
        protocol: TCP
        port: 50001
        targetPort: 50001
    
    ---
    apiVersion: networking.istio.io/v1alpha3
    kind: VirtualService
    metadata:
      name: aspnetcore-virtualservice
    spec:
      hosts:
      - "*"
      gateways:
      - aspnetcore-gateway
      http:
      - match:
        - uri:
            regex: .*
        route:
        - destination:
            host: demo-web-service
            port:
              number: 50001
    
    ---
    apiVersion: networking.istio.io/v1alpha3
    kind: Gateway
    metadata:
      name: aspnetcore-gateway
    spec:
      selector:
        istio: ingressgateway # use istio default controller
      servers:
      - port:
          number: 443
          name: grpc
          protocol: HTTPS
        tls:
          #简单模式(仅需客户端验证服务端Https证书,不是双向验证(MUTUAL))
          mode: SIMPLE
          #挂载服务端证书(与之前定义的secret tls istio-ingressgateway-certs --cert对应)
          serverCertificate: /etc/istio/ingressgateway-certs/tls.crt
          #挂载服务端私钥(与之前定义的secret tls istio-ingressgateway-certs --key对应)
          privateKey: /etc/istio/ingressgateway-certs/tls.key
        hosts:
        - "*"
    ---
    apiVersion: networking.istio.io/v1alpha3
    kind: DestinationRule
    metadata:
      name: tls-foo
    spec:
      host: "*"
      trafficPolicy:
        tls:
          mode: SIMPLE
    
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  • 原文地址:https://www.cnblogs.com/icxldd/p/14403835.html
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