Kubernetes(k8s) 简单部署服务到域名访问

0.K8S集群环境

Kubernetes v1.16.6
traefik v2.0.7

1.部署服务

文件名: my-nginx.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: my-nginx
spec:
  replicas: 2
  selector:
    matchLabels:
      app: my-nginx
  template:
    metadata:
      labels:
        app: my-nginx
    spec:
      containers:
      - name: my-nginx
        image: nginx:1.7.9
        ports:
        - containerPort: 80

---
kind: Service
apiVersion: v1
metadata:
  name: my-nginx
spec:
  selector:
    app: my-nginx
  ports:
    - protocol: TCP
      port: 80

$ kubectl create -f my-nginx.yaml
deployment.apps/my-nginx created
service/my-nginx created

查看部署情况

$ kubectl get svc
NAME          TYPE        CLUSTER-IP       EXTERNAL-IP   PORT(S)        AGE
my-nginx      ClusterIP   10.254.31.23     <none>        80/TCP         29h

$ kubectl get pod
NAME                        READY   STATUS    RESTARTS   AGE
my-nginx-86575b68dc-dt8wr   1/1     Running   0          72s
my-nginx-86575b68dc-ltlv2   1/1     Running   0          72s

2.配置 域名访问

文件名: my-nginx-ingess.yaml

apiVersion: traefik.containo.us/v1alpha1
kind: IngressRoute
metadata:
  name: my-nginx
  namespace: default
spec:
  entryPoints:
    - web
  routes:
  - match: Host(`k8s-test.linuxhub.cn`)
    kind: Rule
    services:
    - name: my-nginx
      port: 80

$ kubectl apply -f my-nginx-ingess.yaml
ingressroute.traefik.containo.us/my-nginx created

查看部署情况

$ kubectl get IngressRoute
NAME       AGE
my-nginx   3m18s

3.域名访问

http://k8s-test.linuxhub.cn

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