{"id":100527,"date":"2021-06-16T16:22:37","date_gmt":"2021-06-16T14:22:37","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/predstavlena-biblioteka-aya-dlya-sozdaniya-ebpf-obrabotchikov-na-yazyke-rust"},"modified":"2021-06-16T16:22:37","modified_gmt":"2021-06-16T14:22:37","slug":"predstavlena-biblioteka-aya-dlya-sozdaniya-ebpf-obrabotchikov-na-yazyke-rust","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/predstavlena-biblioteka-aya-dlya-sozdaniya-ebpf-obrabotchikov-na-yazyke-rust","title":{"rendered":"Se presenta la biblioteca Aya para crear controladores eBPF en el lenguaje Rust","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Se ha presentado la primera versi\u00f3n de la biblioteca Aya, que permite crear controladores eBPF en el lenguaje Rust, ejecut\u00e1ndose dentro del n\u00facleo de Linux en una m\u00e1quina virtual especial con JIT. A diferencia de otras herramientas para desarrollar programas eBPF, Aya no utiliza libbpf ni el compilador bcc, sino que ofrece su propia implementaci\u00f3n, escrita en Rust, que utiliza el paquete crate libc para acceder directamente a las llamadas del sistema del n\u00facleo. No se requiere tener herramientas del lenguaje C ni archivos de encabezado del n\u00facleo para compilar Aya. El c\u00f3digo de la biblioteca se distribuye bajo las licencias MIT y Apache 2.0.    <\/p>\n<p>Principales caracter\u00edsticas:  <\/p>\n<ul>\n<li class=\"l\"> Soporte para el formato BTF (BPF Type Format), que proporciona informaci\u00f3n sobre tipos en pseudoc\u00f3digo BPF para la verificaci\u00f3n de tipos y la coincidencia con los tipos proporcionados por el n\u00facleo actual. La aplicaci\u00f3n de BTF permite crear controladores eBPF universales que se pueden utilizar sin recompilaci\u00f3n con diferentes versiones del n\u00facleo de Linux.\n<li class=\"l\"> Soporte para llamadas &#171;bpf-to-bpf&#187;, variables globales e inicializadores, lo que permite estructurar programas para eBPF de manera similar a programas normales, utilizando aya como runtime, sobreescribiendo funciones considerando el funcionamiento en eBPF.\n<li class=\"l\"> Soporte para varios tipos de n\u00facleo, incluyendo arreglos normales, mapas hash, pilas, colas, trazas de pila, as\u00ed como estructuras para sockets y seguimiento del rendimiento.\n<li class=\"l\"> Posibilidad de crear varios tipos de programas eBTF, incluyendo programas para filtrado y gesti\u00f3n de tr\u00e1fico, controladores cgroup y diversas operaciones con sockets, programas XDP.\n<li class=\"l\"> Soporte para plataformas de procesamiento as\u00edncrono de solicitudes en modo no bloqueante como tokio y async-std.\n<li class=\"l\"> Compilaci\u00f3n r\u00e1pida, sin dependencia de la reconstrucci\u00f3n del n\u00facleo y de los archivos de encabezado del n\u00facleo.    <\/ul>\n<p>El proyecto se considera hasta ahora experimental &#8212; la API a\u00fan no est\u00e1 estabilizada y sigue en desarrollo. Tambi\u00e9n no se han implementado todas las funcionalidades previstas. Hasta finales de a\u00f1o, los desarrolladores esperan llevar la funcionalidad de Aya a la par con libbpf, y en enero de 2022, formar el primer lanzamiento estable. Adem\u00e1s, se planea combinar las partes de Aya necesarias para escribir c\u00f3digo en Rust para el n\u00facleo de Linux con componentes que operan en el espacio de usuario y que se utilizan para cargar, adjuntar e interactuar con programas eBPF.   <\/p>\n<p>Recordemos que eBPF es un int\u00e9rprete de bytecode integrado en el n\u00facleo de Linux que permite crear manejadores de operaciones de red, rastrear el rendimiento del sistema, interceptar llamadas al sistema, controlar el acceso, procesar eventos con seguimiento de tiempo, contar la frecuencia y duraci\u00f3n de las operaciones, y realizar rastreo utilizando kprobes\/uprobes\/tracepoints. Gracias a la utilizaci\u00f3n de la compilaci\u00f3n JIT, el bytecode se traduce en tiempo real a instrucciones de m\u00e1quina y se ejecuta con el rendimiento de c\u00f3digo nativo. XDP proporciona herramientas para ejecutar programas BPF a nivel del controlador de red, con la posibilidad de acceso directo al b\u00fafer DMA de paquetes, lo que permite crear manejadores de alto rendimiento para operar bajo una alta carga de red.<br \/>\n<br \/>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55340\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u043f\u0435\u0440\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 Aya, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0439 \u0441\u043e\u0437\u0434\u0430\u0432\u0430\u0442\u044c \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Rust \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 eBPF, \u0437\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c\u044b\u0435 \u0432\u043d\u0443\u0442\u0440\u0438 \u044f\u0434\u0440\u0430 Linux \u0432 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e\u0439 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0439 \u043c\u0430\u0448\u0438\u043d\u0435 \u0441 JIT. \u0412 \u043e\u0442\u043b\u0438\u0447\u0438\u0435 \u043e\u0442 \u0434\u0440\u0443\u0433\u0438\u0445 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u043e\u0432 \u0434\u043b\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 eBPF-\u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c, Aya \u043d\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 libbpf \u0438 \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440 bcc, \u0430 \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u0442 \u0441\u043e\u0431\u0441\u0442\u0432\u0435\u043d\u043d\u0443\u044e \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e, \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u043d\u0443\u044e \u043d\u0430 Rust, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 crate-\u043f\u0430\u043a\u0435\u0442 libc \u0434\u043b\u044f \u043f\u0440\u044f\u043c\u043e\u0433\u043e \u043e\u0431\u0440\u0430\u0449\u0435\u043d\u0438\u044f \u043a \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u043c \u0432\u044b\u0437\u043e\u0432\u0430\u043c \u044f\u0434\u0440\u0430. [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-100527","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u043f\u0435\u0440\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 Aya, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0439 \u0441\u043e\u0437\u0434\u0430\u0432\u0430\u0442\u044c \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Rust \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 eBPF, 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JIT.","canonical_url":"https:\/\/prohoster.info\/es\/blog\/news\/predstavlena-biblioteka-aya-dlya-sozdaniya-ebpf-obrabotchikov-na-yazyke-rust","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"es_ES","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0430 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430 Aya \u0434\u043b\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f eBPF-\u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Rust | 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