{"id":111089,"date":"2023-10-25T15:10:16","date_gmt":"2023-10-25T13:10:16","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-nginx-1-25-3-njs-0-8-2-i-nginx-unit-1-31-1"},"modified":"2023-10-25T15:10:16","modified_gmt":"2023-10-25T13:10:16","slug":"vypusk-nginx-1-25-3-njs-0-8-2-i-nginx-unit-1-31-1","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/vypusk-nginx-1-25-3-njs-0-8-2-i-nginx-unit-1-31-1","title":{"rendered":"Lanzamiento de nginx 1.25.3, njs 0.8.2 y NGINX Unit 1.31.1","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Se ha formado el lanzamiento de la rama principal de nginx 1.25.3, en el que contin\u00faa el desarrollo de nuevas capacidades. En la rama estable paralela 1.24.x, solo se est\u00e1n realizando cambios relacionados con la correcci\u00f3n de errores graves y vulnerabilidades. M\u00e1s adelante, a partir de la rama principal 1.25.x, se formar\u00e1 la rama stable 1.26. El c\u00f3digo del proyecto est\u00e1 escrito en el lenguaje C y se distribuye bajo la licencia BSD.       <\/p>\n<p>Entre los cambios:  <\/p>\n<ul>\n<li class=\"l\"> Se ha mejorado la protecci\u00f3n contra actividades an\u00f3malas de clientes HTTP\/2, y en particular, contra ataques DoS del tipo \u00abRapid Reset\u00bb, en los que se crea un gran n\u00famero de flujos que son restablecidos de inmediato dentro de una sola conexi\u00f3n HTTP\/2. En la configuraci\u00f3n predeterminada, tales ataques est\u00e1n limitados por el n\u00famero de solicitudes por conexi\u00f3n \u00abkeepalive_requests\u00bb (despu\u00e9s de cada 1000 solicitudes, la conexi\u00f3n se restablecer\u00e1) y por las restricciones \u00ablimit_req\u00bb. Para una respuesta m\u00e1s r\u00e1pida ante inundaciones de solicitudes a trav\u00e9s de m\u00faltiples flujos, se ha a\u00f1adido una restricci\u00f3n adicional que no permite crear m\u00e1s de 256 (2 * max_concurrent_streams) nuevos flujos por cada ciclo de procesamiento de eventos. Esta nueva restricci\u00f3n permite comenzar a bloquear solicitudes antes de alcanzar el l\u00edmite general de flujos simult\u00e1neos, por ejemplo, cuando los flujos se procesan de forma as\u00edncrona o se restablecen. Un cambio similar tambi\u00e9n form\u00f3 parte de la versi\u00f3n angie 1.3.1 (un fork de nginx), publicada hace una semana.\n<li class=\"l\"> Se ha mejorado la gesti\u00f3n de los buffers utilizados para la detecci\u00f3n autom\u00e1tica de conexiones HTTP\/2.\n<li class=\"l\"> Se ha mejorado el rendimiento al iniciar configuraciones con un gran n\u00famero de directivas \u00ablocation\u00bb.\n<li class=\"l\"> Se ha solucionado el cierre inesperado del proceso de trabajo observado al intentar usar HTTP\/2 sin <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/es\/ssl-sertifikat\/\"   title=\"SSL\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2317\">SSL<\/a>.\n<li class=\"l\"> Se ha corregido un manejo incorrecto del encabezado \u00abStatus\u00bb devuelto por el backend cuando el texto explicativo est\u00e1 vac\u00edo.\n<li class=\"l\"> Se ha eliminado una fuga de memoria durante la reconfiguraci\u00f3n, que ocurr\u00eda al compilar con la biblioteca PCRE2.\n<li class=\"l\"> Se ha incorporado una gran cantidad de correcciones y mejoras relacionadas con el soporte del protocolo HTTP\/3.    <\/ul>\n<p>Al mismo tiempo se lanz\u00f3 njs 0.8.2, un int\u00e9rprete del lenguaje JavaScript para <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/es\/server\/\"   title=\"de un servidor web\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1188\">de un servidor web<\/a> nginx. El int\u00e9rprete njs implementa los est\u00e1ndares de ECMAScript y permite ampliar las capacidades de nginx para manejar solicitudes mediante scripts en la configuraci\u00f3n. Los scripts pueden utilizarse en el archivo de configuraci\u00f3n para definir una l\u00f3gica avanzada de procesamiento de solicitudes, formaci\u00f3n de configuraciones, generaci\u00f3n din\u00e1mica de respuestas, modificaci\u00f3n de solicitudes\/respuestas o creaci\u00f3n r\u00e1pida de sustitutos para resolver problemas en aplicaciones web. En la nueva versi\u00f3n se ha a\u00f1adido el objeto console, que proporciona m\u00e9todos como error(), info(), log(), time(), timeEnd() y warn(). Se ha a\u00f1adido el m\u00e9todo fs.existsSync() al m\u00f3dulo fs.    <\/p>\n<p>Tambi\u00e9n se puede destacar la publicaci\u00f3n del servidor de aplicaciones NGINX Unit 1.31.1, que proporciona una soluci\u00f3n para ejecutar aplicaciones web en varios lenguajes de programaci\u00f3n (Python, PHP, Perl, Ruby, Go, JavaScript\/Node.js y Java). Bajo la supervisi\u00f3n de NGINX Unit, se pueden ejecutar simult\u00e1neamente varias aplicaciones en diferentes lenguajes de programaci\u00f3n, cuyos par\u00e1metros de inicio se pueden modificar din\u00e1micamente sin necesidad de editar archivos de configuraci\u00f3n ni reiniciar. Adem\u00e1s de corregir errores, en la nueva versi\u00f3n se ha permitido en el m\u00f3dulo Wasm la carga de datos de m\u00e1s de 4 GB, y se ha habilitado la posibilidad de establecer c\u00f3digos de estado HTTP en las respuestas.<br \/>\n<br \/>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=59993\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 nginx 1.25.3, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u043d\u043e\u0432\u044b\u0445 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0435\u0439. \u0412 \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u043e \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u043e\u0439 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0435 1.24.x \u0432\u043d\u043e\u0441\u044f\u0442\u0441\u044f \u0442\u043e\u043b\u044c\u043a\u043e \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0435 \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u0441\u0435\u0440\u044c\u0451\u0437\u043d\u044b\u0445 \u043e\u0448\u0438\u0431\u043e\u043a \u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439. \u0412 \u0434\u0430\u043b\u044c\u043d\u0435\u0439\u0448\u0435\u043c \u043d\u0430 \u0431\u0430\u0437\u0435 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 1.25.x \u0431\u0443\u0434\u0435\u0442 \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0430 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u0430\u044f \u0432\u0435\u0442\u043a\u0430 1.26. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421\u0438 \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 BSD. \u0421\u0440\u0435\u0434\u0438 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439: \u0423\u0441\u0438\u043b\u0435\u043d\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-111089","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- 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