chat-svc.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    app: chat-svc
  name: chat-svc
  namespace: default
spec:
  replicas: 1
  selector:
    matchLabels:
      app: chat-svc
  strategy:
    rollingUpdate:
      maxSurge: 25%
      maxUnavailable: 25%
    type: RollingUpdate
  template:
    metadata:
      labels:
        app: chat-svc
    spec:
      containers:
      - image: gcr.io/cloud-native-madison/chat-svc:0.1.2
        imagePullPolicy: IfNotPresent
        name: chat-svc
        ports:
        - containerPort: 9000
          name: grpc
          protocol: TCP
      dnsPolicy: ClusterFirst
      restartPolicy: Always
      terminationGracePeriodSeconds: 30

---

apiVersion: v1
kind: Service
metadata:
  name: chat-svc
  labels:
    app: chat-svc
spec:
  ports:
  - port: 9000 
    name: grpc
    protocol: TCP
    targetPort: 9000
  selector:
    app: chat-svc

---

apiVersion: networking.istio.io/v1alpha3
kind: EnvoyFilter
metadata:
  name: chat-svc-grpc-web-filter
spec:
  workloadLabels:
    app: chat-svc
  filters:
  - listenerMatch:
      listenerType: SIDECAR_INBOUND
      listenerProtocol: HTTP
    insertPosition:
      index: FIRST
    filterType: HTTP
    filterName: "envoy.grpc_web"
    filterConfig: {}

---

apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: chat-svc
  namespace: default
  labels:
    app: chat-svc
spec:
  gateways:
  - chat-gateway
  hosts:
  - chat-svc
  - chat.kurtspace.com
  http:
  - match:
    - uri:
        prefix: /v1.chat.ChatService
    route:
    - destination:
        host: chat-svc
        port:
          number: 9000
    corsPolicy:
      allowOrigin: 
      - '*'
      allowCredentials:  true
      allowHeaders:
      - grpc-timeout
      - content-type
      - keep-alive
      - user-agent
      - cache-control
      - content-type
      - content-transfer-encoding
      - custom-header-1
      - x-accept-content-transfer-encoding
      - x-accept-response-streaming
      - x-user-agent
      - x-grpc-web
      allowMethods:
      - POST
      - GET
      - OPTIONS
      - PUT
      - DELETE
      exposeHeaders:
      - custom-header-1
      - grpc-status
      - grpc-message