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) .
1 回答
显然我错过了一个部分:负载均衡器 . 我在这些说明中提到了这一要求 . 但是我遵循了这个教程:https://kubernetes.github.io/ingress-nginx/deploy/baremetal/#a-pure-software-solution-metallb现在一切正常 .
由于metallb需要多个ip地址,你必须列出你的单个ip-adress子网\ 32:
31.214.xxx.xxx\32