操作系统信息
云服务器，CentOS Linux release 7.7.1908 (Core)
Kubernetes版本信息
将 kubectl version 命令执行结果贴在下方
Client Version: version.Info{Major:"1", Minor:"22", GitVersion:"v1.22.3", GitCommit:"c92036820499fedefec0f847e2054d824aea6cd1", GitTreeState:"clean", BuildDate:"2021-10-27T18:41:28Z", GoVersion:"go1.16.9", Compiler:"gc", Platform:"linux/amd64"}
Server Version: version.Info{Major:"1", Minor:"22", GitVersion:"v1.22.3", GitCommit:"c92036820499fedefec0f847e2054d824aea6cd1", GitTreeState:"clean", BuildDate:"2021-10-27T18:35:25Z", GoVersion:"go1.16.9", Compiler:"gc", Platform:"linux/amd64"}
容器运行时
将 docker version / crictl version / nerdctl version 结果贴在下方
Client: Docker Engine - Community
Version: 20.10.17
API version: 1.41
Go version: go1.17.11
Git commit: 100c701
Built: Mon Jun 6 23:05:12 2022
OS/Arch: linux/amd64
Context: default
Experimental: true
Server: Docker Engine - Community
Engine:
Version: 20.10.17
API version: 1.41 (minimum version 1.12)
Go version: go1.17.11
Git commit: a89b842
Built: Mon Jun 6 23:03:33 2022
OS/Arch: linux/amd64
Experimental: false
containerd:
Version: 1.6.6
GitCommit: 10c12954828e7c7c9b6e0ea9b0c02b01407d3ae1
runc:
Version: 1.1.2
GitCommit: v1.1.2-0-ga916309
docker-init:
Version: 0.19.0
GitCommit: de40ad0
KubeSphere版本信息
KubeSphere v3.3.0 版本，部署在kubeadm安装的kubernetes集群
问题是什么
部署在边缘节点的Pod可以正常查看日志监控等信息，但无法登入到终端执行命令，报错如下：
[root@kubernetes ~]# kubectl get pod -o wide
NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES
nginx-5545fcddc9-7n5g8 1/1 Running 0 13m 192.168.16.2 edge-node01 <none> <none>
[root@kubernetes ~]# kubectl exec -it nginx-5545fcddc9-7n5g8 bash -v=7
kubectl exec [POD] [COMMAND] is DEPRECATED and will be removed in a future version. Use kubectl exec [POD] -- [COMMAND] instead.
I0721 10:39:09.816637 2871 loader.go:372] Config loaded from file: /root/.kube/config
I0721 10:39:09.822313 2871 round_trippers.go:432] GET https://192.168.0.223:6443/api/v1/namespaces/default/pods/nginx-5545fcddc9-7n5g8
I0721 10:39:09.822336 2871 round_trippers.go:438] Request Headers:
I0721 10:39:09.822351 2871 round_trippers.go:442] Accept: application/json, */*
I0721 10:39:09.822361 2871 round_trippers.go:442] User-Agent: kubectl/v1.22.3 (linux/amd64) kubernetes/c920368
I0721 10:39:09.830410 2871 round_trippers.go:457] Response Status: 200 OK in 8 milliseconds
I0721 10:39:09.835799 2871 podcmd.go:88] Defaulting container name to nginx
I0721 10:39:09.836238 2871 round_trippers.go:432] POST https://192.168.0.223:6443/api/v1/namespaces/default/pods/nginx-5545fcddc9-7n5g8/exec?command=bash&container=nginx&stdin=true&stdout=true&tty=true
I0721 10:39:09.836265 2871 round_trippers.go:438] Request Headers:
I0721 10:39:09.836282 2871 round_trippers.go:442] User-Agent: kubectl/v1.22.3 (linux/amd64) kubernetes/c920368
I0721 10:39:09.836294 2871 round_trippers.go:442] X-Stream-Protocol-Version: v4.channel.k8s.io
I0721 10:39:09.836304 2871 round_trippers.go:442] X-Stream-Protocol-Version: v3.channel.k8s.io
I0721 10:39:09.836315 2871 round_trippers.go:442] X-Stream-Protocol-Version: v2.channel.k8s.io
I0721 10:39:09.836325 2871 round_trippers.go:442] X-Stream-Protocol-Version: channel.k8s.io
I0721 10:39:09.850219 2871 round_trippers.go:457] Response Status: 500 Internal Server Error in 13 milliseconds
I0721 10:39:09.850732 2871 helpers.go:217] server response object: [{
"metadata": {}
}]
F0721 10:39:09.850755 2871 helpers.go:116] Error from server:
goroutine 1 [running]:
k8s.io/kubernetes/vendor/k8s.io/klog/v2.stacks(0xc00000e001, 0xc0004ca400, 0x42, 0x1f1)
cloudcore的日志报错如下：
E0721 10:52:04.959786 1 streamserver.go:227] exec: can not find 10.96.0.1 session
E0721 10:52:08.922591 1 streamserver.go:227] exec: can not find 10.96.0.1 session
E0721 10:52:13.145498 1 streamserver.go:227] exec: can not find 10.96.0.1 session
E0721 10:52:13.289746 1 streamserver.go:227] exec: can not find 10.96.0.1 session
......
edgecore的配置中已经开启了edgeStream
[root@edge-node01 ~]# vim /etc/kubeedge/config/edgecore.yaml
....
edgeStream:
enable: true
handshakeTimeout: 30
readDeadline: 15
server: <CloudcoreIP>:30004
tlsTunnelCAFile: /etc/kubeedge/ca/rootCA.crt
tlsTunnelCertFile: /etc/kubeedge/certs/server.crt
tlsTunnelPrivateKeyFile: /etc/kubeedge/certs/server.key
