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====== Criar Deploy e Serviço através de arquivos YAML ======
<code bash>
$ kubectl create deploy nginx --image=nginx --dry-run=client -o yaml > deploy.yaml
</code>

<code yaml>
$ cat deploy.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
  creationTimestamp: null
  labels:
    app: nginx
  name: nginx
spec:
  replicas: 1
  selector:
    matchLabels:
      app: nginx
  strategy: {}
  template:
    metadata:
      creationTimestamp: null
      labels:
        app: nginx
    spec:
      containers:
      - image: nginx
        name: nginx
        resources: {}
status: {}
</code>

<code bash>
$ kubectl apply -f deploy.yaml
</code>

<code bash>
$ kubectl get deploy
NAME    READY   UP-TO-DATE   AVAILABLE   AGE
nginx   1/1     1            1           49s
</code>

<code bash>
kubectl get pod
NAME                     READY   STATUS    RESTARTS   AGE
nginx-85b98978db-tqxcp   1/1     Running   0          109s
</code>

<code bash>
$ kubectl get replicaset
NAME               DESIRED   CURRENT   READY   AGE
nginx-85b98978db   1         1         1       2m1s
</code>

<code bash>
$ kubectl get all
NAME                         READY   STATUS    RESTARTS   AGE
pod/nginx-85b98978db-tqxcp   1/1     Running   0          3m13s

NAME                 TYPE        CLUSTER-IP   EXTERNAL-IP   PORT(S)   AGE
service/kubernetes   ClusterIP   10.96.0.1    <none>        443/TCP   3d14h

NAME                    READY   UP-TO-DATE   AVAILABLE   AGE
deployment.apps/nginx   1/1     1            1           3m13s

NAME                               DESIRED   CURRENT   READY   AGE
replicaset.apps/nginx-85b98978db   1         1         1       3m13s
</code>

<code bash>
$ kubectl expose deploy nginx --port=8080 --target-port=80 --dry-run=client -o yaml > service.yaml
</code>

<code yaml>
$ cat service.yaml
apiVersion: v1
kind: Service
metadata:
  creationTimestamp: null
  labels:
    app: nginx
  name: nginx
spec:
  ports:
  - port: 8080
    protocol: TCP
    targetPort: 80
  selector:
    app: nginx
status:
  loadBalancer: {}
</code>

<code bash>
$ kubectl apply -f service.yaml
</code>

<code bash>
$ kubectl get services
NAME         TYPE        CLUSTER-IP      EXTERNAL-IP   PORT(S)    AGE
kubernetes   ClusterIP   10.96.0.1       <none>        443/TCP    3d14h
nginx        ClusterIP   10.111.216.98   <none>        8080/TCP   32s
</code>

<code bash>
$ kubectl run -ti client --image=curlimages/curl /bin/sh
If you don't see a command prompt, try pressing enter.
/ $
</code>

<code bash>
/ $ curl http://10.111.216.98:8080
<!DOCTYPE html>
<html>
<head>
<title>Welcome to nginx!</title>
<style>
html { color-scheme: light dark; }
body { width: 35em; margin: 0 auto;
font-family: Tahoma, Verdana, Arial, sans-serif; }
</style>
</head>
<body>
<h1>Welcome to nginx!</h1>
<p>If you see this page, the nginx web server is successfully installed and
working. Further configuration is required.</p>

<p>For online documentation and support please refer to
<a href="http://nginx.org/">nginx.org</a>.<br/>
Commercial support is available at
<a href="http://nginx.com/">nginx.com</a>.</p>

<p><em>Thank you for using nginx.</em></p>
</body>
</html>
</code>

<code bash>
/ $ exit
Session ended, resume using 'kubectl attach client -c client -i -t' command when the pod is running
</code>

<code bash>
$ kubectl get pods
NAME                     READY   STATUS    RESTARTS      AGE
client                   1/1     Running   1 (99s ago)   6m27s
nginx-85b98978db-tqxcp   1/1     Running   0             19m
</code>

<code bash>
$ kubectl delete pod client
pod "client" deleted
</code>

<code bash>
$ kubectl delete -f deploy.yaml,service.yaml
deployment.apps "nginx" deleted
service "nginx" deleted
</code>