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Catalog kubernetes Network Communication Problems to be solved flannel Calico/Cannel kubernetes Network Communication Problems to be solved Communication between different containers within the same pod, local Communication between Pod s Communication between pod and Service: PodIP<-- ...

The previous article talked about service. This article is about ingress. What is ingress? The last article introduced service, which exposed three ways of service: Cluster ip, NodePort and LoadBalance. These three ways are provided in the service dimension. The function of service is embodied in two aspects. Within the cluster, it keeps track ...

Original address Extending kubernetes is the two most commonly used and most needed things to master: custom resources CRD and adminsion web hook. This article teaches you how to master CRD development in 10 minutes. kubernetes allows users to customize their own resource objects, just like deployment stateful settings, which are widely used. F ...

1.Basic concepts statefulset, which can be translated into stateful settings. Contrast with deployment The pod created by deployment deployment is stateless. The rescheduling of pod, the name of pod hostname, the order of starting pod and deleting pod are random. The deployment uses shared storage, and all pods share a single volume. The pod c ...

1. Prerequisites for deployment2. CA and private key3. Deployment of kubectlIV. Deployment of etcd5. Deployment of flannel 1. Prerequisites for deployment The next few articles focus steadily on the 1.14.3 version of the binary installation of kubernetes 1. Version information docker:v17.06.0-ce etcd:v3.2.26 flannel:v0.11.0 Kubernetes:v1.14.3 ...

Preface Kubernetes provides three security access control measures for API access: authentication, authorization and Admission Control. Authentication solves the problem of who the user is, and authorization solves the problem of what the user can do. Admission Control is the role of resource management. Reasonable authority management can ensu ...

According to this article Bowen In this paper, virtual nodes can be deployed on ACK cluster by Helm to improve the resilience of cluster. Now, the example of ECI elastic container deployed by virtual node also supports the unified management of stdout output and log files synchronized to Aliyun Log Service (SLS). All logs can be collected in th ...

Introduction to Kubernetes Kubernetes (K8S) is an open source container cluster management system, which can realize the functions of automatic deployment, automatic expansion and maintenance of container cluster. It is not only a container layout tool, but also a new distributed architecture leading sc ...

brief introduction Micro is a micro-service framework implemented in go language, which realizes several common elements of services, such as gateway, proxy, registry, messaging, and also supports pluggable extension. This article explores how the project implements these components and organizes them to work together through a core object in m ...

Introduction Kubernetes has been operating in our production environment for nearly a year, and is now running steadily. From the construction of the system to the migration of the project, there have been many problems. The production environment uses multiple master nodes to achieve high availability of kubernetes, and uses haproxy+keepaliv ...