在执行kubeadm join的时候报错如下: ?...join — error execution phase preflight: couldn’t validate the identity of the API Server: abort connecting...to API servers after timeout of 5m0s 这个错误的原因是token失效 两种方案都需要重新生成token kubeadm join报错及解决 error的原因:...token list TOKEN TTL EXPIRES USAGES DESCRIPTION EXTRA GROUPS 5ti5kd.o32bm9lofv6zej94 21h 2019-05-22T11...31569 configset.go:202] WARNING: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io
初始化过程 [12:19:42root@k8s-master1 ~]#kubeadm init --config=kubeadm-config.yaml W0429 12:19:55.473821...16375 configset.go:348] WARNING: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io...kubeproxy.config.k8s.io] [init] Using Kubernetes version: v1.19.10 [preflight] Running pre-flight checks [WARNING
一、令牌管理 查看令牌 [root@master ~]# kubeadm token list 删除令牌 [root@master ~]# kubeadm token delete 创建令牌...W0410 16:22:44.706213 11426 configset.go:202] WARNING: kubeadm cannot validate component configs...for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io] oqghzy.40dftxcaeegan10t < 这一条信息是我们新生成的...--upload-certs W0410 16:49:45.773081 21497 configset.go:202] WARNING: kubeadm cannot validate component...configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io] [upload-certs] Storing the certificates
在k8s-nodes2上执行kubeadm reset 可以断开node, 然后重新join kubeadm reset ?...上面三个是warning, 最后一个是error. 什么意思呢? 应该是master生成的节点过期了....token list TOKEN TTL EXPIRES USAGES DESCRIPTION EXTRA GROUPS 5ti5kd.o32bm9lofv6zej94 21h 2019-05-22T11...31569 configset.go:202] WARNING: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io...the identity of the API Server: Get https://10.10.0.10:6443/api/v1/namespaces/kube-public/configmaps
latest version in the v1.17 series: COMPONENT CURRENT AVAILABLE API Server v1.17.9...latest stable version: COMPONENT CURRENT AVAILABLE API Server v1.17.9 v1.18.14...:202] WARNING: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io...W0106 14:23:58.367816 11936 configset.go:202] WARNING: kubeadm cannot validate component configs for...API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io] [preflight] Running pre-flight checks.
[root@k8s-node1 ~]# kubeadm reset [reset] WARNING: Changes made to this host by 'kubeadm init' or 'kubeadm...在集群中查看集群的token值 [root@k8s-master ~]# kubeadm token create --print-join-command W1121 05:38:27.405833...12512 configset.go:348] WARNING: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io...d988ba566675095ae25255d63b21cc4d5a9a69bee9905dc638f58b217c651c14 [preflight] Running pre-flight checks [WARNING...[preflight] FYI: You can look at this config file with 'kubectl -n kube-system get cm kubeadm-config
W1114 11:56:27.286372 4411 configset.go:202] WARNING: kubeadm cannot validate component configs for...init --config kubeadm-config.yaml W1114 12:04:56.768490 5707 configset.go:202] WARNING: kubeadm cannot...validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io] [init] Using...:25.985706 292853 configset.go:202] WARNING: kubeadm cannot validate component configs for API groups...: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io
token create --print-join-command W1009 17:15:31.782757 37720 configset.go:348] WARNING: kubeadm cannot...validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io] kubeadm join...3e3ee481f5603621f216e707321aa26a68834939e440be91322c62eb8540ffce [preflight] Running pre-flight checks [WARNING...Please follow the guide at https://kubernetes.io/docs/setup/cri/ [WARNING FileExisting-socat]: socat...[preflight] FYI: You can look at this config file with 'kubectl -n kube-system get cm kubeadm-config
/kubeadm-init-config.yaml # W1212 17:17:16.721037 1306627 configset.go:348] WARNING: kubeadm cannot...validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io] # certificate...文件中的证书,供管理员使用,并对kubeadm本身进行更新 (admin.conf ) # certificate for serving the Kubernetes API renewed...certs renew all --config=kubeadm-init-config.yaml W1213 13:42:52.803441 2059631 configset.go:348] WARNING...: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io
: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io...=192.168.229.129 W0412 04:26:46.161220 4999 configset.go:202] WARNING: kubeadm cannot validate component...configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io] [init] Using Kubernetes version...: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io...=192.168.229.129 W0412 05:53:17.658412 4025 configset.go:202] WARNING: kubeadm cannot validate component
-25T07:54:09Z\",\"type\":\"Ready\"}]}}" for node "k8s-master-1": Patch "https://apiserver.demo:6443/api...is much newer: v1.20.1; falling back to: stable-1.19 W1225 16:25:01.120802 19101 configset.go:348] WARNING...: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io...token create --print-join-command W1225 16:26:27.642047 20949 configset.go:348] WARNING: kubeadm cannot...validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io] kubeadm join
echo APISERVER_NAME=${APISERVER_NAME} && echo POD_SUBNET=${POD_SUBNET} 注意事项: 重新初始化 master 节点前,请先执行 kubeadm...#master 节点生成的token已过有效时间为 2 个小时 kubeadm token create 问题4.在master节点上执行kubectl命令报错localhost:8080 was refused...init --config=kubeadm-config.yaml --upload-certs W0623 09:17:13.281279 29557 configset.go:202] WARNING...: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io...is running at https://k8s.weiyigeek.top:6443 # KubeDNS is running at https://k8s.weiyigeek.top:6443/api
按照一定的目的依次排列; 调配、安排; 整体架构 image.png Master k8s集群控制节点,对集群进行调度管理,接受集群外用户去集群操作请求; Master Node 由 API...service-cidr=10.96.0.0/12 --pod-network-cidr=10.244.0.0/16 W0602 21:10:27.153412 8853 configset.go:348] WARNING...: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io...] [init] Using Kubernetes version: v1.19.4 [preflight] Running pre-flight checks [WARNING IsDockerSystemdCheck...ce6240b7d71a93309c46e99d450028d2d36fcb508960c557e6ce56bfaf0b1c58 [preflight] Running pre-flight checks [WARNING
安装部署 kubernetes的部署方式有很多,最原始的方式我就不尝试了,下面我使用kubeadm的方式来初始化部署一个kubernetes群集。...; --apiserver-bind-port:表示apiserver的端口是什么,默认是6443; W0709 11:32:12.551573 2186 configset.go:202] WARNING...: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io...] [init] Using Kubernetes version: v1.18.5 [preflight] Running pre-flight checks [WARNING Firewalld..." could not be reached [WARNING Hostname]: hostname "k8s-master": lookup k8s-master on 192.168.3.1
commands:\n\t- 'systemctl status kubelet'\n\t- 'journalctl -xeu kubelet'\n\nAdditionally, a control plane component...validate kube-proxy config - no validator is available\nW0227 14:11:35.372637 50864 validation.go:...28] Cannot validate kubelet config - no validator is available\n\t[WARNING Firewalld]: firewalld is active...- 'systemctl status kubelet' - 'journalctl -xeu kubelet' Additionally, a control plane component...] Cannot validate kubelet config - no validator is available [WARNING Firewalld]: firewalld is
10.10.45.192 \ > --pod-network-cidr=10.244.0.0/16 W0508 15:09:35.577282 28115 configset.go:202] WARNING...: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io...[preflight] Running pre-flight checks [WARNING Hostname]: hostname "st01015vm194" could not be reached...[WARNING Hostname]: hostname "st01015vm194": lookup st01015vm194 on 192.168.16.24:53: no such host...over 4m33s) kubelet, st01015vm193 Back-off pulling image "quay.io/coreos/flannel:v0.12.0-amd64" Warning
/cri-tools/cmd/crictl [discovery] Trying to connect to API Server "10.0.100.202:6443" [discovery] Created...from "https://10.0.100.202:6443" [discovery] Requesting info from "https://10.0.100.202:6443" again to validate... info signature and contents are valid and TLS certificate validates against pinned roots, will use API... Server "10.0.100.202:6443" [discovery] Successfully established connection with API Server "10.0.100.202...- Either there is no internet connection, or imagePullPolicy is set to "Never", so the kubelet cannot
~]# cat kubeadm-init.yamlapiVersion:kubeadm.k8s.io/v1beta2bootstrapTokens:-groups: -system:bootstrappers...[root@localhost~]# cat kubeadm-init.yamlapiVersion:kubeadm.k8s.io/v1beta2bootstrapTokens:-groups: -system...config images pull --config kubeadm-init.yamlW121810:48:44.641505 75319 validation.go:28]Cannot validate...kube-proxy config - no validator is availableW121810:48:44.641691 75319 validation.go:28]Cannot validate...2b65bf29e32c1906391b66796f3cd5cf79bce239b43ff82fefb73ace984ac294 W1218 23:48:20.344418 4134join.go:346] [preflight] WARNING
节点,搭建简单,存在单点故障,一般用于测试环境 多主多从:多个master节点和多个node节点,搭建复杂,安全性高,用于生产环境 安装方式 Kubernetes的安装方式有3种,minikube,kubeadm...,二进制包 minikube: 用户快速搭建单节点kubernetes的工具(不推荐) kubeadm: 一个用户快速搭建kubernetes集群的工具 二进制包: 从官网下载二进制包,依次安装,...much newer: v1.20.5; falling back to: stable-1.18 W0326 18:47:05.964186 32344 configset.go:202] WARNING...: kubeadm cannot validate component configs for API groups [kubelet.config.k8s.io kubeproxy.config.k8s.io..."/etc/kube-flannel" - pathPrefix: "/run/flannel" readOnlyRootFilesystem: false # Users and groups
10:05:28.006627 832 validation.go:28] Cannot validate kubelet config - no validator is available...W0902 10:05:28.006754 832 validation.go:28] Cannot validate kube-proxy config - no validator is...] Cannot validate kubelet config - no validator is available [upload-certs] Storing the certificates...28] Cannot validate kube-proxy config - no validator is available W0903 15:29:10.958457 25049 validation.go...:28] Cannot validate kubelet config - no validator is available kubeadm join api.k8s.local:8443 --token
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