사. SWRS Azure-AKS

## Microsoft 리포지토리 키를 가져옵니다.
[root@workspace-vm ~]# sudo rpm --import https://packages.microsoft.com/keys/microsoft.asc
[root@workspace-vm ~]# 

## 로컬 azure-cli 리포지토리 정보를 만듭니다.
[root@workspace-vm ~]# sudo sh -c 'echo -e "[azure-cli]\nname=Azure CLI\nbaseurl=https://packages.microsoft.com/yumrepos/azure-cli\nenabled=1\ngpgcheck=1\ngpgkey=https://packages.microsoft.com/keys/microsoft.asc" > /etc/yum.repos.d/azure-cli.repo'
[root@workspace-vm ~]# 

## azure-cli를 설치 합니다.
[root@workspace-vm ~]# sudo yum install azure-cli
Loaded plugins: fastestmirror, langpacks
Loading mirror speeds from cached hostfile

## Azure에 로그인 합니다.
[root@workspace-vm ~]# az login
To sign in, use a web browser to open the page https://microsoft.com/devicelogin and enter the code HT3WTWGFJ to authenticate.
[
  {
    "cloudName": "AzureCloud",
    "id": "c6c1cb6d-3a2b-4912-xxxx-xxxxxxxxxx",
    "isDefault": false,
    "name": "종량제",
    "state": "Disabled",
    "tenantId": "075f7662-60f9-46bb-xxxx-xxxxxxxxxx",
    "user": {
      "name": "sooabia22@mycompany.co.kr",
      "type": "user"
    }
  },
  {
    "cloudName": "AzureCloud",
    "id": "24ebf866-0c20-435b-xxxx-xxxxxxxxxx",
    "isDefault": true,
    "name": "Visual Studio Enterprise",
    "state": "Enabled",
    "tenantId": "075f7662-60f9-46bb-xxxx-xxxxxxxxxx",
    "user": {
      "name": "sooabia22@mycompany.co.kr",
      "type": "user"
    }
  }
]
[root@workspace-vm ~]# 
[root@workspace-vm ~]# az account show
{
  "environmentName": "AzureCloud",
  "id": "24ebf866-0c20-435b-xxxx-xxxxxxxxxx",
  "isDefault": true,
  "name": "Visual Studio Enterprise",
  "state": "Enabled",
  "tenantId": "075f7662-60f9-46bb-xxxx-xxxxxxxxxx",
  "user": {
    "name": "sooabia22@mycompany.co.kr",
    "type": "user"
  }
}

[root@workspace-vm ~]# az aks install-cli
Downloading client to "/usr/local/bin/kubectl" from "https://storage.googleapis.com/kubernetes-release/release/v1.14.1/bin/linux/amd64/kubectl"
Please ensure that /usr/local/bin is in your search PATH, so the `kubectl` command can be found.

[root@workspace-vm ~]# az aks get-credentials --resource-group aks-rg --name sanse-aks
Merged "sanse-aks" as current context in /root/.kube/config
[root@workspace-vm ~]# 

[root@workspace-vm ~]# kubectl get nodes
NAME                       STATUS   ROLES   AGE     VERSION
aks-agentpool-31134750-0   Ready    agent   3h39m   v1.12.7
aks-agentpool-31134750-1   Ready    agent   3h39m   v1.12.7
[root@workspace-vm ~]# 

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: redis
spec:
  selector:
    matchLabels:
      app: redis
  replicas: 1
  template:
    metadata:
      labels:
        app: redis
    spec:
      containers:
      - name: redis
        image: redis
        ports:
        - containerPort: 6379
---
apiVersion: apps/v1
kind: Deployment 
metadata: 
  name: reactor-demo 
spec: 
  selector: 
    matchLabels: 
      app: reactor-demo 
  replicas: 3
  template:
    metadata: 
      labels: 
        app: reactor-demo 
    spec: 
      containers: 
      - name: reactor-demo 
        image: sooabia/reactor-demo:1.0
        ports: 
        - containerPort: 8080
---  
kind: Service 
apiVersion: v1 
metadata: 
  name: spring-service 
spec: 
  selector: 
    app: reactor-demo 
  ports: 
  - protocol: TCP 
    port: 80 
    targetPort: 8080
  type: LoadBalancer

## Azure AKS에 배포하기
[root@workspace-vm deploy]# kubectl apply -f k8s-deploy-aks.yml 
deployment.apps/redis-deployment created
deployment.apps/reactor-demo created
service/reactor-service created
service/redis created
[root@workspace-vm deploy]# 
[root@workspace-vm deploy]# kubectl get pod
NAME                               READY   STATUS    RESTARTS   AGE
reactor-demo-8b77f949f-7fpwc       1/1     Running   0          9s
reactor-demo-8b77f949f-8lm8d       1/1     Running   0          9s
reactor-demo-8b77f949f-pltqf       1/1     Running   0          9s
redis-deployment-c899fb5b5-cx8nl   1/1     Running   0          9s
[root@workspace-vm deploy]# 
[root@workspace-vm deploy]# kubectl get svc
NAME              TYPE           CLUSTER-IP     EXTERNAL-IP   PORT(S)        AGE
kubernetes        ClusterIP      10.0.0.1       <none>        443/TCP        3h46m
reactor-service   LoadBalancer   10.0.238.114   <pending>     80:32070/TCP   15s
redis             ClusterIP      10.0.3.79      <none>        6379/TCP       14s
[root@workspace-vm deploy]# 
[root@workspace-vm deploy]# kubectl get svc
NAME              TYPE           CLUSTER-IP     EXTERNAL-IP     PORT(S)        AGE
kubernetes        ClusterIP      10.0.0.1       <none>          443/TCP        3h46m
reactor-service   LoadBalancer   10.0.238.114   52.231.28.109   80:32070/TCP   48s
redis             ClusterIP      10.0.3.79      <none>          6379/TCP       47s
[root@workspace-vm deploy]# 

## 어플리케이션 호출하기
[root@workspace-vm deploy]# curl -XPOST http://52.231.28.109:80/link -H "Content-Type: application/json" -d '{"link":"http://wiki.iisanse.com"}'
{"shortenedLink":"http://localhost:8080/dXOOvO"}

## 삭제하기
[root@workspace-vm deploy]# kubectl delete -f k8s-deploy-aks.yml 
deployment.apps "redis-deployment" deleted
deployment.apps "reactor-demo" deleted
service "reactor-service" deleted
service "redis" deleted