我有一个 CentOS vm(用于安装 RKE)和 3 个节点安装的 rancherOS(vmware 版本从这里用于控制平面、etcd 和工作节点)
我收到“已成功构建 Kubernetes 集群”消息,但在编写“kubectl get nodes”命令时出现错误。安装rke后,kubectl命令不起作用,我从官网手动安装。
结果:
结果,当我使用 Rancher 用户运行它时打印此错误:无法连接到服务器:net/http:TLS 握手超时
使用root:来自服务器的错误:etcdserver:请求超时
问题出在哪里?我的 rke 设计正确吗?
RKE(一个 vm Centos)
- controlplane-etcd-worker 节点 (rancherOS)
- controlplane-etcd-worker 节点 (rancherOS)
- controlplane-etcd-worker 节点 (rancherOS)
环境信息
RKE 安装的虚拟机:CentOS - 2CPU / 4GB 内存 RancherOS 安装的虚拟机:2CPU / 4GB 内存
$ rke --version
rke version v1.0.1
$ kubectl version
Client Version: version.Info{Major:"1", Minor:"17", GitVersion:"v1.17.2", GitCommit:"59603c6e503c87169aea6106f57b9f242f64df89", GitTreeState:"clean", BuildDate:"2020-01-18T23:30:10Z", GoVersion:"go1.13.5", Compiler:"gc", Platform:"linux/amd64"}
Unable to connect to the server: net/http: TLS handshake timeout
$ kubectl config get-contexts
CURRENT NAME CLUSTER AUTHINFO NAMESPACE
* rancher_cluster rancher_cluster kube-admin-rancher_cluster
$ kubectl config current-context
rancher_cluster
$ kubectl config view
apiVersion: v1
clusters:
- cluster:
certificate-authority-data: DATA+OMITTED
server: https://xxx.xxx.xxx.xxx:6443
name: rancher_cluster
contexts:
- context:
cluster: rancher_cluster
user: kube-admin-rancher_cluster
name: rancher_cluster
current-context: rancher_cluster
kind: Config
preferences: {}
users:
- name: kube-admin-rancher_cluster
user:
client-certificate-data: REDACTED
client-key-data: REDACTED
在 RKE 服务器 (CentOS)
$ sudo docker version
Client:
Version: 1.13.1
API version: 1.26
Package version: docker-1.13.1-103.git7f2769b.el7.centos.x86_64
Go version: go1.10.3
Git commit: 7f2769b/1.13.1
Built: Sun Sep 15 14:06:47 2019
OS/Arch: linux/amd64
Server:
Version: 1.13.1
API version: 1.26 (minimum version 1.12)
Package version: docker-1.13.1-103.git7f2769b.el7.centos.x86_64
Go version: go1.10.3
Git commit: 7f2769b/1.13.1
Built: Sun Sep 15 14:06:47 2019
OS/Arch: linux/amd64
Experimental: false
在 RancherOS 虚拟机中
Client: Docker Engine - Community
Version: 19.03.5
API version: 1.40
Go version: go1.12.12
Git commit: 633a0ea838
Built: Wed Nov 13 07:22:05 2019
OS/Arch: linux/amd64
Experimental: false
Server: Docker Engine - Community
Engine:
Version: 19.03.5
API version: 1.40 (minimum version 1.12)
Go version: go1.12.12
Git commit: 633a0ea838
Built: Wed Nov 13 07:28:45 2019
OS/Arch: linux/amd64
Experimental: false
containerd:
Version: v1.2.10
GitCommit: b34a5c8af56e510852c35414db4c1f4fa6172339
runc:
Version: 1.0.0-rc8+dev
GitCommit: 3e425f80a8c931f88e6d94a8c831b9d5aa481657
docker-init:
Version: 0.18.0
GitCommit: fec3683