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tls-san:
- my-kubernetes-domain.com
- another-kubernetes-domain.com
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systemctl enable rke2-server.service
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server: https://<DNS-DOMAIN>:9345
tls-san:
- my-kubernetes-domain.com
- another-kubernetes-domain.com
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systemctl enable rke2-server.service
systemctl start rke2-server.service
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现在,Server 节点的状态应该是 Ready。
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}, `kubeconfig`), ` 文件。该文件包含访问集群的凭证。请将该文件保存在安全的位置。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `如要使用该 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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}, `kubeconfig`), ` 文件:`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("ol", null, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("li", {
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}, `安装 Kubernetes 命令行工具 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("a", {
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"href": "https://kubernetes.io/docs/tasks/tools/install-kubectl/#install-kubectl"
}, `kubectl`), `。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("li", {
parentName: "ol"
}, `复制 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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}, `/etc/rancher/rke2/rke2.yaml`), ` 文件并保存到本地主机的 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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}, `~/.kube/config`), ` 目录上。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("li", {
parentName: "ol"
}, `在 kubeconfig 文件中,`, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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}, `server`), ` 的参数为 localhost。在端口 6443 上将服务器配置为 controlplane 负载均衡器的 DNS(RKE2 Kubernetes API Server 使用端口 6443,而 Rancher Server 将通过 NGINX Ingress 在端口 80 和 443 上提供服务。)以下是一个示例 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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}, `rke2.yaml`), `:`)), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("pre", null, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("code", {
parentName: "pre",
"className": "language-yml"
}, `apiVersion: v1
clusters:
- cluster:
certificate-authority-data: [CERTIFICATE-DATA]
server: [LOAD-BALANCER-DNS]:6443 # 编辑此行
name: default
contexts:
- context:
cluster: default
user: default
name: default
current-context: default
kind: Config
preferences: {}
users:
- name: default
user:
password: [PASSWORD]
username: admin
`)), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("strong", {
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parentName: "p"
}, `kubectl`), ` 来管理你的 RKE2 集群。如果你有多个 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
parentName: "p"
}, `kubeconfig`), ` 文件,在使用 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
parentName: "p"
}, `kubectl`), ` 时,你可以传入文件路径来指定要使用的 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
parentName: "p"
}, `kubeconfig`), ` 文件:`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("pre", null, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("code", {
parentName: "pre"
}, `kubectl --kubeconfig ~/.kube/config/rke2.yaml get pods --all-namespaces
`)), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `有关 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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}, `kubeconfig`), ` 文件的详情,请参见 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("a", {
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"href": "https://docs.rke2.io/cluster_access"
}, `RKE2 官方文档`), `或 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("a", {
parentName: "p",
"href": "https://kubernetes.io/docs/concepts/configuration/organize-cluster-access-kubeconfig/"
}, ` Kubernetes 官方文档`), `中关于使用 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
parentName: "p"
}, `kubeconfig`), ` 文件管理集群访问的部分。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("h3", {
"id": "4-检查集群-pod-的健康状况"
}, `4. 检查集群 Pod 的健康状况`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `现在你已经设置了 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
parentName: "p"
}, `kubeconfig`), ` 文件。你可以使用 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
parentName: "p"
}, `kubectl`), ` 在本地主机访问集群。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `检查所有需要的 Pod 和容器是否健康:`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("pre", null, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("code", {
parentName: "pre"
}, `/var/lib/rancher/rke2/bin/kubectl --kubeconfig /etc/rancher/rke2/rke2.yaml get pods -A
NAMESPACE NAME READY STATUS RESTARTS AGE
kube-system cloud-controller-manager-rke2-server-1 1/1 Running 0 2m28s
kube-system cloud-controller-manager-rke2-server-2 1/1 Running 0 61s
kube-system cloud-controller-manager-rke2-server-3 1/1 Running 0 49s
kube-system etcd-rke2-server-1 1/1 Running 0 2m13s
kube-system etcd-rke2-server-2 1/1 Running 0 87s
kube-system etcd-rke2-server-3 1/1 Running 0 56s
kube-system helm-install-rke2-canal-hs6sx 0/1 Completed 0 2m17s
kube-system helm-install-rke2-coredns-xmzm8 0/1 Completed 0 2m17s
kube-system helm-install-rke2-ingress-nginx-flwnl 0/1 Completed 0 2m17s
kube-system helm-install-rke2-metrics-server-7sggn 0/1 Completed 0 2m17s
kube-system kube-apiserver-rke2-server-1 1/1 Running 0 116s
kube-system kube-apiserver-rke2-server-2 1/1 Running 0 66s
kube-system kube-apiserver-rke2-server-3 1/1 Running 0 48s
kube-system kube-controller-manager-rke2-server-1 1/1 Running 0 2m30s
kube-system kube-controller-manager-rke2-server-2 1/1 Running 0 57s
kube-system kube-controller-manager-rke2-server-3 1/1 Running 0 42s
kube-system kube-proxy-rke2-server-1 1/1 Running 0 2m25s
kube-system kube-proxy-rke2-server-2 1/1 Running 0 59s
kube-system kube-proxy-rke2-server-3 1/1 Running 0 85s
kube-system kube-scheduler-rke2-server-1 1/1 Running 0 2m30s
kube-system kube-scheduler-rke2-server-2 1/1 Running 0 57s
kube-system kube-scheduler-rke2-server-3 1/1 Running 0 42s
kube-system rke2-canal-b9lvm 2/2 Running 0 91s
kube-system rke2-canal-khwp2 2/2 Running 0 2m5s
kube-system rke2-canal-swfmq 2/2 Running 0 105s
kube-system rke2-coredns-rke2-coredns-547d5499cb-6tvwb 1/1 Running 0 92s
kube-system rke2-coredns-rke2-coredns-547d5499cb-rdttj 1/1 Running 0 2m8s
kube-system rke2-coredns-rke2-coredns-autoscaler-65c9bb465d-85sq5 1/1 Running 0 2m8s
kube-system rke2-ingress-nginx-controller-69qxc 1/1 Running 0 52s
kube-system rke2-ingress-nginx-controller-7hprp 1/1 Running 0 52s
kube-system rke2-ingress-nginx-controller-x658h 1/1 Running 0 52s
kube-system rke2-metrics-server-6564db4569-vdfkn 1/1 Running 0 66s
`)), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("strong", {
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}, `结果`), `:你可通过使用 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
parentName: "p"
}, `kubectl`), ` 访问集群,并且 RKE2 集群能成功运行。现在,你可以在集群上安装 Rancher Management Server。`));
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