1.首选我调配了基础环境，安装了k8s和docker
2.添加了两个节点
3.网络组件选择了flannel，执行无异常
4.两个节点无反应，找不到
5.查看节点日志发现两个问题，1是时间跟本地不同步，2.疑似配置有问题。
请各位帮我看一下，谢谢。附图：
```[root@node1 ~]# journalctl -f -u kubelet
-- Logs begin at 一 2021-11-15 09:50:35 CST. --
11月 15 10:33:40 node1 kubelet[2333]: E1115 10:33:40.047372 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:40 node1 kubelet[2333]: E1115 10:33:40.149871 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:40 node1 kubelet[2333]: I1115 10:33:40.197252 2333 kubelet_node_status.go:294] Setting node annotation to enable volume controller attach/detach
11月 15 10:33:40 node1 kubelet[2333]: I1115 10:33:40.206297 2333 kubelet_node_status.go:70] Attempting to register node node1
11月 15 10:33:40 node1 kubelet[2333]: E1115 10:33:40.207841 2333 kubelet_node_status.go:92] Unable to register node "node1" with API server: Post https://192.168.159.21:6443/api/v1/nodes: dial tcp 192.168.159.21:6443: connect: no route to host
11月 15 10:33:40 node1 kubelet[2333]: E1115 10:33:40.250242 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:40 node1 kubelet[2333]: E1115 10:33:40.350689 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:40 node1 kubelet[2333]: E1115 10:33:40.452146 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:40 node1 kubelet[2333]: E1115 10:33:40.552767 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:40 node1 kubelet[2333]: E1115 10:33:40.653732 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:40 node1 kubelet[2333]: E1115 10:33:40.754164 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:40 node1 kubelet[2333]: E1115 10:33:40.855089 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:40 node1 kubelet[2333]: W1115 10:33:40.935694 2333 cni.go:237] Unable to update cni config: no networks found in /etc/cni/net.d
11月 15 10:33:40 node1 kubelet[2333]: E1115 10:33:40.955956 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:41 node1 kubelet[2333]: E1115 10:33:41.058779 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:41 node1 kubelet[2333]: E1115 10:33:41.159676 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:41 node1 kubelet[2333]: E1115 10:33:41.260803 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:41 node1 kubelet[2333]: E1115 10:33:41.361746 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:41 node1 kubelet[2333]: E1115 10:33:41.461900 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:41 node1 kubelet[2333]: E1115 10:33:41.467996 2333 eviction_manager.go:246] eviction manager: failed to get summary stats: failed to get node info: node "node1" not found
11月 15 10:33:41 node1 kubelet[2333]: E1115 10:33:41.562721 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:41 node1 kubelet[2333]: E1115 10:33:41.572400 2333 kubelet.go:2183] Container runtime network not ready: NetworkReady=false reason:NetworkPluginNotReady message:docker: network plugin is not ready: cni config uninitialized
11月 15 10:33:41 node1 kubelet[2333]: E1115 10:33:41.663620 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:41 node1 kubelet[2333]: E1115 10:33:41.764280 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:41 node1 kubelet[2333]: E1115 10:33:41.865309 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:41 node1 kubelet[2333]: E1115 10:33:41.966482 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:42 node1 kubelet[2333]: E1115 10:33:42.067586 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:42 node1 kubelet[2333]: E1115 10:33:42.167945 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:42 node1 kubelet[2333]: E1115 10:33:42.245249 2333 reflector.go:153] k8s.io/kubernetes/pkg/kubelet/kubelet.go:449: Failed to list *v1.Service: Get https://192.168.159.21:6443/api/v1/services?limit=500&resourceVersion=0: dial tcp 192.168.159.21:6443: connect: no route to host
11月 15 10:33:42 node1 kubelet[2333]: E1115 10:33:42.268728 2333 kubelet.go:2263] node "node1" not found
11月 15 10:33:42 node1 kubelet[2333]: E1115 10:33:42.369588 2333 kubelet.go:2263] node "node1" not found
^C
[root@node1 ~]# date
2021年 11月 15日 星期一 10:45:54 CST
[root@node1 ~]#
6.master节点/etc/cni/net.d配置文件内容（没有做过修改）
