Kubernetes Dashboard is a generic web-based UI for Kubernetes clusters. It allows users to manage and troubleshoot applications running in a cluster, and to manage the cluster itself.Deploying DashboardProject GitHub AddressOfficial documentation ReferenceGet Yaml filecurl -O https://raw.githubusercontent.com/kubernetes
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During the Ming Dynasty, Emperor Chengzu Zhu Di, in order to develop overseas trade and establish his prestige, sent Zheng He seven voyages, set the ancient China's largest, the most ships (more than 240 ships), the most seafarers (27,000 people), the longest time, than the European countries sailing time of half a century earlier ocean voyage feat.
as few privileged accounts as possible for each node and administrator, and disable Kubernetes Web UI (that is, Kubernetes Dashboard) and legacy authorization in the production environment.
Source: https://cloudplatform.googleblog.com/2017/12/Manage-Google-Kubernetes-Engine-from-Cloud-Console-dashboard-now-generally-
ClusterCluster is a collection of compute, storage, and network resources, and Kubernetes uses these resources to run various container-based applicationsMasterMaster is the brain of cluster, whose primary responsibility is scheduling, that is, deciding where the application will run. Master runs the Linux operating system, which can be either a physical machine or a virtual machine. To achieve high availability, you can run multiple master.NodeNode's
Configure the dashboard service for a Kubernetes Cluster
This article describes how to create and use kube-ui (also called dashboard) based on the previous article. This is essentially an api interface for connecting webui to the master. It obtains information about the k8s cluster through the api and then displays it on the web, which is more friendly to users, it is not very useful.
1. Download image file
What is a container?Kubernetes is a container management platform. It is conceivable that we need containers to manage them. But what is a container? The best answers to the official Docker documentation are:
A container image is a lightweight, standalone, executable package that contains everything that can be run: Code, runtime, System tools, system libraries, settings. For Linux and Windows-based applications, containerized software can ru
1. Compiling environment
Operating system: Ubuntu 16.04 LTS AMD64
git:2.7.4
docker:1.12.6
2. Compile Steps
2.1 Clone Source Code
# git clone https://github.com/kubernetes/kubernetes.git
# git checkout release-1.7
2.2 To modify the source code is to solve the Gcr.io domestic problems, has been tested, even if ready to gcr.io related mirrors, such as not modify the source code will still be due to network problems caused the compilation failed
edit
The content of this section:
Traefik Introduction
Two services deployed for testing
Role Based Access Control configuration (Kubernetes 1.6+ only)
Deploying Traefik
Deploying Ingress
Deploying the Traefik UI
Access test
Health Check
I. Introduction of TraefikTraefik is a front-end load balancer with good support for orchestration tools such as MicroServices architec
rhsm -y2, the browser open UI interface error{"Kind": "Status","Apiversion": "V1","Metadata": {},"Status": "Failure","Message": "No endpoints available for service \" Kubernetes-dashboard\ "","Reason": "Serviceunavailable","Code": 503}Workaround:Kube_admission_control configuration requires authentication by default, edit config file, Kube_admission_control, remove Securitycontextdeny,serviceaccount[Email
able to provide the following services:
Serves as the server for the Kubernetes API, providing API services for nodes within the cluster as well as KUBECTL tools.
As a proxy for cluster components, such as the Kubernetes UI
Through the API server can be Kubernetes API objects such as pods,services and other op
ObjectiveThis article is a reading note, specific reference to Mr. Nu Bongfei's original "Kubernetes Guide", thank the original author, salute!I. Introduction of BorgBorg is a large-scale cluster management system within Google, which is responsible for the scheduling and management of many core services within Google.The goal of Borg is to enable users to focus on their core business without having to worry about resource management, and to maximize
-host=http://192.168.2.143:8080 livenessProbe: httpGet: path: / port: 9090 initialDelaySeconds: 30 timeoutSeconds: 30
Because the kubernetes-dashboard-amd64 is going to be walled, it's down here;Service
Service is used to configure the label selector of the dashboard;Create a kube-dashboard-svc.yaml file with the following content:
apiVersion: v1kind: Servicemetadata: name:
I. Background INTRODUCTION
As we all know, due to the domestic network reasons, in the construction of kubernetes environment, often encountered the need for the mirror can not find the situation.
After all, it is not a good idea to pick up rubbish in Dockerhub, this article teaches everyone to build their own mirror warehouse in Dockerhub.
Request: Have GitHub account number, have dockerhub account number, do not register.
Second, the basic steps
2.1
Tail-f/var/log/messagenov1409:39:09imagejournal:w111409:39:09.943633 1controller.go:386]Resettingendpointsformasterservice " Kubernetes "to{{}{kubernetesdefault/api/v1/namespaces/default/ Endpoints/kubernetes17553a6b-c907-11e7-b180-fa163ee5f1502002302017-11-1406:43:15 +0000utcWorkaround:Append the--apiserver-count=n to the Api-server configuration file, and then restart the ApiserverThis article is from the "ipcpu" blog, make sure to keep this source
The best technical combat from Docker to Kubernetes": Https://pan.baidu.com/s/18nnAZJeQvS_wO_SGBx-vvQ"Docker is the cornerstone of a world-changing box, micro-service, leading the cloud into the 2.0 eraDocker is used to manage containers, k8s is a container orchestration tool, very powerful!Docker is a challenging and interesting open source project that completely frees up the power of Linux virtualization, greatly easing the supply of cloud computin
On the left is my personal, if you need further communication, please add. On the right is my public number "OpenStack private cloud", if interested, please pay attention.in the previous post, " Kubernetes Getting Started learning mentioned in the Katacoda experimental environment can be further familiar with the use of k8s , the specific URL is: https://www.katacoda.com/courses/kubernetes/Recently spent s
The content of this section:
Service Discovery and load balancing
Ingress Combat
First, service discovery and load balancingIn the previous installation deployment Kubernetes cluster, it was simple to demonstrate that pod and Service,kubernetes implemented service discovery and load balancing for containers within the Kubernetes cluster through
Kubernetes architecture and component introduction of open-source container Cluster Management System
This article is based on an Infoq article (see the reference section) and has been modified based on your understanding in difficult areas. For more information about deploying kubernetes on Ubuntu, see.
Together we will ensure that Kubernetes is a strong and ope
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