apiVersion: v1
kind: Pod
metadata:
  name: nginx
  # 指定 label，便于检索
  labels:
    app: nginx
spec:
  containers:
    - name: nginx
      # 指定镜像
      image: nginx:alpine
      # 指定暴露端口
      ports:
        - containerPort: 80

---
# 创建网络服务
apiVersion: v1
kind: Service
metadata:
  name: kube-node-service
  labels:
    name: kube-node-service
spec:
  type: NodePort      #这里代表是NodePort类型的
  ports:
    - port: 80          #这里的端口和clusterIP(10.97.114.36)对应，即10.97.114.36:80,供内部访问。
      targetPort: 80  #端口一定要和container暴露出来的端口对应，nodejs暴露出来的端口是8081，所以这里也应是8081
      protocol: TCP
      nodePort: 32143   # 所有的节点都会开放此端口，此端口供外部调用。

  selector:
    app: nginx          #这里选择器一定要选择容器的标签，之前写name:kube-node是错的。

docker run --name licode -p  3000:3000 -p $MIN_PORT-$MAX_PORT:30000-30050/udp -p 3001:3001  -p 8080:8080 -e "MIN_PORT=30000" -e "MAX_PORT=30050" -e "PUBLIC_IP=your_ip_address" lynckia/licode

sudo vim /lib/systemd/system/docker.service

ExecStart=/usr/bin/dockerd -H tcp://0.0.0.0:2375 -H unix://var/run/docker.sock 

sudo systemctl daemon-reload // 1，加载docker守护线程
sudo systemctl restart docker // 2，重启docker

$ docker pull portainer/portainer

docker run -d -p 9000:9000 -v /var/run/docker.sock:/var/run/docker.sock -v /home/docker/portainer:/data --name portainer --restart=always portainer/portainer

$ sudo kubectl get pods --all-namespaces | grep dashboard
kubernetes-dashboard   dashboard-metrics-scraper-6b4884c9d5-mvnb9   1/1     Running   0          40m
kubernetes-dashboard   kubernetes-dashboard-d7f7f565d-zhpsc         1/1     Running   0          40m

$ sudo  kubectl logs -f -n kubernetes-dashboard kubernetes-dashboard-d7f7f565d-zhpsc

No metric client provided. Skipping metrics.
2020/08/03 09:02:22 [2020-08-03T09:02:22Z] Outcoming response to 192.168.84.241:40086 with 200 status code
2020/08/03 09:02:23 Metric client health check failed: the server is currently unable to handle the request (get services dashboard-metrics-scraper). Retrying in 30 seconds.

$ sudo kubectl apply -f https://raw.githubusercontent.com/kubernetes/dashboard/v2.0.0/aio/deploy/recommended.yaml

$ swapoff -a

sudo vim /etc/fstab 
# /swapfile none swap sw 0 0

sudo reboot