January 2026
Intermediate to advanced
392 pages
9h 36m
Spanish
book
Guía de estudio para administrador certificado de Kubernetes (CKA). (Spanish Edition), 2nd Edition
by Benjamin Muschko
Content preview from Guía de estudio para administrador certificado de Kubernetes (CKA). (Spanish Edition), 2nd Edition
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Capítulo 8. Helm y Kustomize
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Los objetos de Kubernetes se pueden crear, modificar y eliminar utilizando comandos kubectl imperativos o ejecutando un comando kubectl en un archivo manifiesto que declare el estado deseado de un objeto, denominado manifiesto. El lenguaje de definición principal de un manifiesto es YAML, aunque puedes optar por JSON, que es el formato menos utilizado entre la comunidad de Kubernetes. Se recomienda que los equipos de desarrollo confirmen y envíen esos archivos de manifiesto a los repositorios de control de versiones, ya que esto ayudará a realizar un seguimiento y auditar los cambios a lo largo del tiempo.
El modelado de una aplicación en Kubernetes a menudo requiere un conjunto de objetos de apoyo, cada uno de los cuales puede tener su propio manifiesto. Por ejemplo, es posible que quieras crear una Implementación que ejecute la aplicación en cinco pods, un ConfigMap para inyectar datos de configuración como variables de entorno y un servicio para exponer el acceso a la red.
No es práctico administrar una pila de aplicaciones completa ejecutando comandos kubectl individuales. Ahí es donde entran en juego herramientas de código abierto como Helm y Kustomize. Te permiten administrar cómodamente el ciclo de vida de las pilas de aplicaciones y los componentes del clúster como una sola unidad, al tiempo que permiten el ajuste contextual ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.