mirror of
https://github.com/rancher/rancher-docs.git
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447 lines
23 KiB
JavaScript
447 lines
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}, `操作系统，容器运行时，硬件和网络`), `的常规要求。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `如需获取配置 Linux 节点的示例，请参见`, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("a", {
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parentName: "p",
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"href": "/zh/v2.8/how-to-guides/new-user-guides/infrastructure-setup/nodes-in-amazon-ec2"
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}, `在 Amazon EC2 中配置节点`), `的教程。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("h3", {
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"id": "2-配置负载均衡器"
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}, `2. 配置负载均衡器`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `你还需要设置一个负载均衡器，来将流量重定向到三个节点中的任意一个节点上的 Rancher 副本。配置后，当单个节点不可用时，继续保障与 Rancher Management Server 的通信。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `在后续步骤中配置 Kubernetes 时，RKE 工具会部署一个 NGINX Ingress Controller。该 Controller 将侦听 worker 节点的 80 端口和 443 端口，以响应发送给特定主机名的流量。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `在安装 Rancher 后（也是在后续步骤中），Rancher 系统将创建一个 Ingress 资源。该 Ingress 通知 NGINX Ingress Controller 监听发往 Rancher 主机名的流量。NGINX Ingress Controller 在收到发往 Rancher 主机名的流量时，会将其转发到集群中正在运行的 Rancher Server Pod。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `在你的实现中，你可以考虑是否需要使用 4 层或 7 层的负载均衡器：`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("ul", null, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("li", {
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parentName: "ul"
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}, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("strong", {
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parentName: "li"
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}, `4 层负载均衡器`), `：两种选择中较为简单的一种，它将 TCP 流量转发到你的节点中。我们建议使用 4 层负载均衡器，将流量从 TCP/80 端口和 TCP/443 端口转发到 Rancher Management 集群节点上。集群上的 Ingress Controller 会将 HTTP 流量重定向到 HTTPS，并在 TCP/443 端口上终止 SSL/TLS。Ingress Controller 会将流量转发到 Rancher deployment 中 Ingress Pod 的 TCP/80 端口。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("li", {
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parentName: "ul"
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}, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("strong", {
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parentName: "li"
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}, `7 层负载均衡器`), `：相对比较复杂，但功能更全面。例如，与 Rancher 本身进行 TLS 终止相反，7 层负载均衡器能够在负载均衡器处处理 TLS 终止。如果你需要集中在基础设施中进行 TLS 终止，7 层负载均衡可能会很适合你。7 层负载均衡还能让你的负载均衡器基于 HTTP 属性（例如 cookie 等）做出决策，而 4 层负载均衡器则不能。如果你选择在 7 层负载均衡器上终止 SSL/TLS 流量，则在安装 Rancher 时（后续步骤）需要使用 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "li"
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}, `--set tls=external`), ` 选项。详情请参见 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("a", {
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parentName: "li",
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"href": "/zh/v2.8/getting-started/installation-and-upgrade/installation-references/helm-chart-options#%E5%A4%96%E9%83%A8-tls-%E7%BB%88%E6%AD%A2"
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||
}, `Rancher Helm Chart 选项`), `。`)), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `如需获取配置 NGINX 负载均衡器的示例，请参见`, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("a", {
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parentName: "p",
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"href": "/zh/v2.8/how-to-guides/new-user-guides/infrastructure-setup/nginx-load-balancer"
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||
}, `本页`), `。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `如需获取如何配置 Amazon ELB 网络负载均衡器的指南，请参见`, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("a", {
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parentName: "p",
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"href": "/zh/v2.8/how-to-guides/new-user-guides/infrastructure-setup/amazon-elb-load-balancer"
|
||
}, `本页`), `。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("admonition", {
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"type": "caution"
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||
}, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", {
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parentName: "admonition"
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}, `安装后，请勿将此负载均衡（例如 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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parentName: "p"
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}, `local`), ` 集群 Ingress）用于 Rancher 以外的应用。如果此 Ingress 与其他应用共享，在其他应用的 Ingress 配置重新加载后，可能导致 Rancher 出现 websocket 错误。我们建议把 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("inlineCode", {
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||
parentName: "p"
|
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}, `local`), ` 集群专用给 Rancher，不要在集群内部署其他应用。`)), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("h3", {
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"id": "3-配置-dns-记录"
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||
}, `3. 配置 DNS 记录`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `配置完负载均衡器后，你将需要创建 DNS 记录，以将流量发送到该负载均衡器。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `根据你的环境，DNS 记录可以是指向负载均衡器 IP 的 A 记录，也可以是指向负载均衡器主机名的 CNAME。无论是哪种情况，请确保该记录是你要 Rancher 进行响应的主机名。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `在安装 Rancher 时（后续步骤），你需要指定此主机名。请知悉，此主机名无法修改。请确保你设置的主机名是你想要的。`), /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("p", null, `有关设置 DNS 记录以将域流量转发到 Amazon ELB 负载均衡器的指南，请参见 `, /*#__PURE__*/ (0,_mdx_js_react__WEBPACK_IMPORTED_MODULE_1__/* .mdx */ .kt)("a", {
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parentName: "p",
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"href": "https://docs.aws.amazon.com/Route53/latest/DeveloperGuide/routing-to-elb-load-balancer"
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}, `AWS 官方文档`), `。`));
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}
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MDXContent.isMDXComponent = true;
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