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Merge pull request #1117 from tonglil/patch-1

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Cleanup controllers readme
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Manuel Alejandro de Brito Fontes 2017-08-12 09:15:39 -04:00 committed by GitHub
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controllers/README.md
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# Ingress controllers # Ingress controllers
This directory contains ingress controllers. This directory contains Ingress controllers.
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# Ingress Controllers
Configuring a webserver or loadbalancer is harder than it should be. Most webserver configuration files are very similar. There are some applications that have weird little quirks that tend to throw a wrench in things, but for the most part you can apply the same logic to them and achieve a desired result. The Ingress resource embodies this idea, and an Ingress controller is meant to handle all the quirks associated with a specific "class" of Ingress (be it a single instance of a loadbalancer, or a more complicated setup of frontends that provide GSLB, DDoS protection etc). Configuring a webserver or loadbalancer is harder than it should be. Most webserver configuration files are very similar. There are some applications that have weird little quirks that tend to throw a wrench in things, but for the most part you can apply the same logic to them and achieve a desired result.
The Ingress resource embodies this idea, and an Ingress controller is meant to handle all the quirks associated with a specific "class" of Ingress (be it a single instance of a loadbalancer, or a more complicated setup of frontends that provide GSLB, DDoS protection, etc).
## What is an Ingress Controller? ## What is an Ingress Controller?
An Ingress Controller is a daemon, deployed as a Kubernetes Pod, that watches the apiserver's `/ingresses` endpoint for updates to the [Ingress resource](https://kubernetes.io/docs/concepts/services-networking/ingress/). Its job is to satisfy requests for ingress. An Ingress Controller is a daemon, deployed as a Kubernetes Pod, that watches the apiserver's `/ingresses` endpoint for updates to the [Ingress resource](https://kubernetes.io/docs/concepts/services-networking/ingress/). Its job is to satisfy requests for Ingresses.