一. 背景
通过 二进制方式 完成了kubernetes的安装,可以正常使用kubernetes的各种功能了,但是有点不足的是,只能通过命令查看/创建/删除/修改等操作,没有直观的Web UI界面感受直观,因此搭建kubernetes dashboard来进一步的管理容器应用。
二. 操作
1. 调研所需的dashboard配置版本
因为kubernetes已搭建完成,而且版本比较新v1.16.1,一般普通的dashboard会导致其与Kubernetes服务不兼容。
官网调研,kubernetesv1.16.1所需的dashboard需要 v2.0以上,如果要展示各节点的cpu/内存/磁盘空间等使用情况,则需要安装metrics
2. 跨网下载两个镜像并导入到本地仓库中
因为国内无法直接访问相关的docker仓库,则需要一台网外服务器做跳板支持
网外]# docker pull kubernetesui/metrics-scraper:v1.0.1
网外]# docker pull docker.io/kubernetesui/dashboard:v2.0.0-beta4
网外]# docker save -i dashboard.tar docker.io/kubernetesui/dashboard:v2.0.0-beta4
网外]# docker save -i metrics.tar kubernetesui/metrics-scraper:v1.0.1
master]# docker load < docker.io/kubernetesui/dashboard:v2.0.0-beta4
master]# docker load < kubernetesui/metrics-scraper:v1.0.1
master]# docker tag docker.io/kubernetesui/dashboard:v2.0.0-beta4 192.168.89.132:5000/kubernetesui/dashboard:v2.0.0-beta4
master]# docker tag kubernetesui/metrics-scraper:v1.0.1 192.168.89.132:5000/kubernetesui/metrics-scraper:v1.0.1
master]# docker push 192.168.89.132:5000/kubernetesui/dashboard:v2.0.0-beta4
master]# docker push 192.168.89.132:5000/kubernetesui/metrics-scraper:v1.0.1
3. 到官网下载相应的dashboard yaml文件,并做修改
位置:https://raw.githubusercontent.com/kubernetes/dashboard/v2.0.0-beta4/aio/deploy/recommended.yaml
修改镜像位置等信息 recommended.yaml
# Copyright 2017 The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
apiVersion: v1
kind: Namespace
metadata:
name: kubernetes-dashboard
---
apiVersion: v1
kind: ServiceAccount
metadata:
labels:
k8s-app: kubernetes-dashboard
name: kubernetes-dashboard
namespace: kubernetes-dashboard
---
kind: Service
apiVersion: v1
m

本文详细介绍如何在Kubernetes环境中部署和使用Dashboard UI,包括版本兼容性检查、镜像下载与导入、YAML文件修改、kubectl命令执行及浏览器访问流程。同时,探讨了常见问题如token失效与私有仓库维护。
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