105 lines
4.0 KiB
Markdown
105 lines
4.0 KiB
Markdown
---
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vssueId: 13
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lessAds: false
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description: Kuboard_是一款Kubernetes_Dashboard_快速在K8S上落地微服务_本文是Kuboard的安装手册_包括安装Kuboard的前提条件_与Kubernetes的版本兼容性_安装步骤_以及完成安装后如何访问Kuboard界面。
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meta:
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- name: keywords
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content: Kubernetes Dashboard安装,Kuboard安装,K8S Dashboard安装
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---
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# 通过反向代理访问 Kuboard
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<AdSenseTitle/>
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## 为何使用反向代理
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为了方便用户能够快速地了解和测试 Kuboard,Kuboard 使用了 http 协议,在生产环境中,为了获得更强的安全性,请务必为 Kuboard 配置 HTTPS。最便捷的方式是使用 Kubernetes Ingress 进行配置并启用 HTTPS;用户也可以使用自己配置的 Nginx 将请求反向代理到 Kuboard,在 Nginx 上配置 HTTPS。
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## 配置反向代理时的注意事项
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在为 Kuboard 配置反向代理时,需要注意:
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* WebContextRoot
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* Kuboard 需要使用根路径进行访问,即 https://yourkuboard.yourcompany.com/,而不能是 https://yourcompany.com/kuboard/ 这样的二级路径;
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* 启用 WebSocket
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* Kuboard 中终端和日志的功能需要用到 WebSocket,需要在您的反向代理中配置 WebSocket,才能正常使用 Kuboard 的终端和日志功能;
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* PassHeader
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* Kuboard 的 Portforward <Badge>v2.0.1</Badge> 功能需要用到 SPDY 协议,需要您的反向代理能够支持此协议,并将 Upgrade,Connection,Authorization 这几个 Header 传递给 Kuboard。
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## 配置样例
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### Ingress 配置
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本章节假设您使用 [nginx-ingress](https://docs.nginx.com/nginx-ingress-controller/overview/) 作为您的 Ingress Controller,其他类型的 Ingress 控制器(如 traefik,ingress-nginx 等)请自行参考其官方文档,了解如何启用 WebSocket 并配置 PassHeader
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> * 第 9 行,通过 nginx.org/proxy-pass-headers 设置 PassHeader
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> * 第 10 行,为 kuboard Service 开启 WebSocket
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> * 第 29 行,将 Web 的根路径映射到 kuboard
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``` yaml {9,10,29}
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---
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apiVersion: networking.k8s.io/v1beta1
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kind: Ingress
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metadata:
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annotations:
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k8s.kuboard.cn/displayName: kuboard
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k8s.kuboard.cn/workload: kuboard
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nginx.com/sticky-cookie-services: serviceName=kuboard srv_id expires=1h path=/
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nginx.org/proxy-pass-headers: 'Upgrade,Connection,Authorization'
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nginx.org/websocket-services: kuboard
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creationTimestamp: '2020-03-21T01:35:08Z'
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generation: 3
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labels:
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k8s.kuboard.cn/layer: monitor
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k8s.kuboard.cn/name: kuboard
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name: kuboard
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namespace: kube-system
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resourceVersion: '25838555'
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selfLink: /apis/networking.k8s.io/v1beta1/namespaces/kube-system/ingresses/kuboard
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uid: b7903125-9a95-4562-b45a-b506359b5c19
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spec:
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rules:
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- host: demo.kuboard.cn
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http:
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paths:
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- backend:
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serviceName: kuboard
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servicePort: http
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path: /
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tls:
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- hosts:
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- demo.kuboard.cn
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secretName: demo.kuboard.cn
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```
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### Nginx 配置
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如果您使用 nginx 作为反向代理,配置文件样例如下所示:
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``` nginx {7-9,14-16}
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server {
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listen 80;
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server_name kuboard.yourdomain.com; # 替换成你的域名
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location / {
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proxy_pass http://192.168.2.39:32567; # 替换成你的节点地址
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proxy_http_version 1.1;
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proxy_pass_header Authorization;
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proxy_set_header Host $host;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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# proxy_set_header X-Forwarded-Proto https; # 如果您在反向代理上启用了 HTTPS
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}
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location /k8s-ws/ {
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proxy_pass http://192.168.2.39:32567; # 替换成你的节点地址
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proxy_http_version 1.1;
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proxy_pass_header Authorization;
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proxy_set_header Upgrade "websocket";
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proxy_set_header Connection "upgrade";
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proxy_set_header Host $host;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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# proxy_set_header X-Forwarded-Proto https; # 如果您在反向代理上启用了 HTTPS
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}
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gzip on;
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}
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```
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