Kubernetes DNS system

The DNS service is not requiredIt is usually installed as an add-onKube DNS, CoreDNS process After the DNS application of Kubernetes is deployed, a service Cluster IP will be exposedAfter the DNS service Cluster IP is assigned, the system (generally refers to the installer) will configure Kubelet with the – cluster DNS = startup paramet ...

Posted on Mon, 06 Dec 2021 20:32:52 -0500 by gli

Build envoy vscode debugging environment

Build envoy vscode debugging environmentAfter a week of tossing and turning, I can finally successfully debug envy source code. I stepped on countless pits halfway. Here's a record.Tried the following means, includingJetbrains clion debuggingvscode Mac native gdb(lldb) debuggingvscode docker container debuggingIn the end, only the last method s ...

Posted on Mon, 06 Dec 2021 15:43:26 -0500 by j0sh

How to report errors through Kubernetes events

This article was first published in https://robberphex.com/error-reporting-with-kubernetes-events/A Kubernetes Webhook is maintained in the group, which can intercept the creation request of pod and make some modifications (such as adding environment variables, adding init container, etc.).The business logic itself is very simple, but if there ...

Posted on Mon, 06 Dec 2021 00:26:53 -0500 by nemonoman

Getting started with cloud native -k8s-service

Kubernetes Pod is ordinary. Its doors will be created and will die (birth, death, old age), and they cannot be resurrected. Replication controllers dynamically create and destroy Pods (such as expanding or shrinking the scale, or performing dynamic updates). Each pod consists of its own IP, and these IP can not be continuously dependent over ti ...

Posted on Sun, 05 Dec 2021 14:33:46 -0500 by cuvaibhav

Embrace blue-green deployment and promote smooth upgrade of AKS cluster Version (Part 2)

In the first part of this series of articles, we have introduced the basic idea of AKS blue-green deployment and how to deploy relevant resources and integrate the application gateway with AKS. Please click here Look back.In this article, we will further introduce how to deploy applications, how to deploy new AKS clusters, and how to switch AKS ...

Posted on Sun, 05 Dec 2021 06:34:33 -0500 by MishieMoo

kubernetes(k8s) note authentication, authorization and admission control RBAC access control

RBAC access control Users Accountspreface:ServiceAccount and Users Account authentication have been introduced and created earlier, but the final test found that Users Account does not have access rights. This section describes RBAC authorization for ServiceAccount and Users Account authenticationWhat is RBAC?RBAC is Role-Based Access Control. ...

Posted on Fri, 03 Dec 2021 19:22:23 -0500 by nodehopper

kubernetes(k8s) note authentication, authorization and access control access control

admission control 1, What is K8S access control After the resource is created and authenticated, Kube apiserver intercepts the data before writing it to etcd, and then changes the resource and determines its correctness.LimitRange,ResourceQuotaObjective: to control the resource usage in a specific namespace, and finally realize the fair use ...

Posted on Fri, 03 Dec 2021 18:52:24 -0500 by PHPycho

[k8s] deploy EKS cluster with one click of Terraform

This article applies to the model text Use AWS overseas account Have a certain understanding of aws, terrain and k8s Create an independent VPC Introduction to Terraform Terrain is an open source infrastructure as code software. Similarly, there is CloudFormation on AWS cloud. We chose terrain because it is more general and can manage common ...

Posted on Thu, 02 Dec 2021 20:50:01 -0500 by StateGuy

How to play Fluid + JuiceFS in Kubernetes cluster

About the author:LV Dongdong, the architect of yunzhisheng supercomputing platform, is responsible for the architecture design and function research and development of large-scale distributed machine learning platform, and is responsible for the optimization of deep learning algorithm application and AI model acceleration. The research fields i ...

Posted on Tue, 30 Nov 2021 04:08:25 -0500 by forzatio

kubernetes core combat --- StatefulSets

7,StatefulSetsStatefulSet is an API object used to manage workload of stateful applications.Stateful set is used to manage Deployment and extend a group of pods, and can provide sequence number and uniqueness guarantee for these pods.Like Deployment, stateful set manages a set of pods defined based on the same container. But unlike Deployment, ...

Posted on Tue, 30 Nov 2021 00:22:38 -0500 by dreams4000