refactor(istio): routerule

Author: Tamás Hódi

istio_examples/RouteRule/api/apiDeploymentV1.yaml

@@ -0,0 +1,49 @@
+apiVersion: apps/v1beta1
+kind: Deployment
+metadata:
+  name: api-v1
+  labels:
+    app: api
+    version: v1
+spec:
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: api
+        version: v1
+      name: api-v1
+    spec:
+      containers:
+      - name: api
+        image: k8s/api:v1
+        ports:
+        - containerPort: 5000
+        env:
+        - name: VERSION
+          value: "v1"
+---
+apiVersion: apps/v1beta1
+kind: Deployment
+metadata:
+  name: api-v2
+  labels:
+    app: api
+    version: v2
+spec:
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: api
+        version: v2
+      name: api-v2
+    spec:
+      containers:
+      - name: api
+        image: k8s/api:v1
+        ports:
+        - containerPort: 5000
+        env:
+        - name: VERSION
+          value: "v2"

istio_examples/RouteRule/api/apiDeploymentV2.yaml

@@ -9,4 +9,3 @@ spec:
   ports:
   - protocol: TCP
     port: 5000
-    nodePort: 30010

istio_examples/RouteRule/api/deployment.yml

@@ -5,7 +5,7 @@
   "main": "server.js",
   "scripts": {
     "start": "docker run -p 5000:5000 k8s/api:v1",
-    "build": "docker build -t k8s/api:v1 ."
+    "dockerize": "docker build -t k8s/api:v1 ."
   },
   "author": "",
   "license": "ISC",

istio_examples/RouteRule/api/routerule.yaml renamed to istio_examples/RouteRule/api/routerule.yml

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+DIR=$(pwd)
+
+SERVICE_NAMES=("ui" "api")
+
+for SERVICE_NAME in "${SERVICE_NAMES[@]}"; do
+  cd $DIR/$SERVICE_NAME/src && npm i && npm run dockerize
+  kubectl delete service,deployment $SERVICE_NAME
+  kubectl create -f ../deployment.yml
+  kubectl create -f ../service.yml
+done
+
+API_URL=$(minikube service api --url)
+kubectl patch deployment ui --patch '{"spec": {"template": {"spec": {"containers": [{"name": "ui", "env":[{"name": "REACT_APP_API_URL", "value": "'$API_URL'"}]}]}}}}'
+
+kubectl create -f api/routerule.yml

istio_examples/RouteRule/api/service.yaml renamed to istio_examples/RouteRule/api/service.yml

@@ -19,3 +19,6 @@ spec:
         image: k8s/ui:v1
         ports:
         - containerPort: 3000
+        env:
+        - name: REACT_APP_API_URL
+          value: 'sample-url'