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Kubernetes Nginx Ingress Controller公开了Nginx Webserver

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我基本上想通过URL从外部访问Nginx-hello页面 . 我已经为运行kubernetes和Nginx ingress的v-server创建了一个子域的(工作)A记录:vps.my-domain.com

我使用这些教程在CoreOS上通过kubeadm安装Kubernem作为单节点集群:https://kubernetes.io/docs/setup/independent/install-kubeadm/https://kubernetes.io/docs/setup/independent/create-cluster-kubeadm/和nginx-ingress使用https://kubernetes.github.io/ingress-nginx/deploy/#bare-metal .

我还在/ etc / hosts文件中添加了以下条目:

31.214.xxx.xxx vps.my-domain.com

(xxx被服务器IP的后三位替换)

我使用以下文件来创建部署,服务和入口:

apiVersion: apps/v1
kind: Deployment
metadata:
  name: my-nginx
spec:
  selector:
    matchLabels:
      run: my-nginx
  replicas: 1
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        run: my-nginx
    spec:
      containers:
      - name: my-nginx
        image: nginx
        ports:
        - name: http
          containerPort: 80
          protocol: TCP
---
apiVersion: v1
kind: Service
metadata:
  name: my-nginx
  labels:
    run: my-nginx
spec:
  type: ClusterIP
  ports:
  - name: http
    port: 80
    protocol: TCP
    targetPort: http
  selector:
    run: my-nginx
---
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: my-nginx
  annotations:
    kubernetes.io/ingress.class: "nginx"
    ingress.kubernetes.io/ssl-redirect: "False"
spec:
  rules:
  - host: vps.my-domain.com
    http:
      paths:
      - backend:
          serviceName: my-nginx
          servicePort: 80

描述输出:

core@vps ~/k8 $ kubectl describe ing
Name:             my-nginx
Namespace:        default
Address:
Default backend:  default-http-backend:80 (<none>)
Rules:
  Host                  Path  Backends
  ----                  ----  --------
  vps.my-domain.com
                           my-nginx:80 (<none>)
Annotations:
  kubectl.kubernetes.io/last-applied-configuration:      
{"apiVersion":"extensions/v1beta1",...}

  kubernetes.io/ingress.class:         nginx
  ingress.kubernetes.io/ssl-redirect:  False
Events:
  Type    Reason  Age                From                      Message
  ----    ------  ----               ----                      -------
  Normal  UPDATE  49m (x2 over 56m)  nginx-ingress-controller  Ingress default/my-nginx

虽然我可以使用nodeip和端口80来卷曲Nginx hello页面,但它不能在VM外部工作 . Failed to connect to vps.my-domain.com port 80: Connection refused

我忘记了什么或配置错了吗?任何帮助或提示将不胜感激!

谢谢

EDIT:

访问“vps.my-domain.com:30519`给了我nginx欢迎页面 . 但是在配置中我指定了端口:80 . 我从get服务的输出中得到了端口:

core@vps ~/k8 $ kubectl get services --all-namespaces | grep "my-nginx"
default         my-nginx               ClusterIP   10.107.5.14      <none>        80/TCP                       1h

我也让它在端口上工作:80添加

externalIPs:
  - 31.214.xxx.xxx

到my-nginx服务 . 但这不是它应该如何工作,对吧?在kubernetes和ingress-nginx的教程和示例中,它总是没有externalIPs . 入口规则现在也不起作用(例如,如果我将路径设置为/ test) .

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