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 7. Operadores ydefiniciones de recursos personalizados (CRD)
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Kubernetes incluye un conjunto de funciones básicas para satisfacer las necesidades básicas de ejecución de pilas de aplicaciones con un conjunto estándar de primitivas. Para casos de uso personalizados, Kubernetes permite instalar extensiones en la plataforma, operadores.
Una definición de recurso personalizado (CRD) es un mecanismo de extensión de Kubernetes (a menudo incluido con un operador) para introducir primitivas API personalizadas que satisfagan requisitos no cubiertos por las primitivas integradas.
Este capítulo se centrará en la instalación y configuración de operadores, así como en la interacción con las CRD proporcionadas.
Trabajar con operadores
Los operadores amplían el comportamiento básico del clúster de Kubernetes sin cambiar realmente el código de Kubernetes. Puedes pensar en el operador como un complemento de la plataforma. Los operadores suelen automatizar tareas que tendrían que realizar personas, como implementar, configurar, escalar, actualizar y administrar aplicaciones.
El patrón de operador
Un operador suele constar de varios componentes: uno o varios CRD, un controlador y, a menudo, componentes ...
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