{"id":35678,"date":"2019-10-31T22:05:43","date_gmt":"2019-10-31T19:05:43","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vypusk-nginx-1-17-1-i-njs-0-3-3\/"},"modified":"2019-10-31T22:05:43","modified_gmt":"2019-10-31T19:05:43","slug":"vypusk-nginx-1-17-1-i-njs-0-3-3","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/vypusk-nginx-1-17-1-i-njs-0-3-3","title":{"rendered":"Lanzamiento de nginx 1.17.1 y njs 0.3.3","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"http:\/\/mailman.nginx.org\/pipermail\/nginx-announce\/2019\/000243.html\">Disponible<\/a><\/noindex> lanzamiento de la rama principal <noindex><a rel=\"nofollow\" href=\"http:\/\/nginx.org\">nginx 1.17.1<\/a><\/noindex>, en la cual contin\u00faa el desarrollo de nuevas funcionalidades (en la rama estable que se mantiene paralelamente <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50561\">rama 1.16<\/a><\/noindex> se realizan \u00fanicamente cambios relacionados con la correcci\u00f3n de errores graves y vulnerabilidades.<\/p>\n<p>Principales <noindex><a rel=\"nofollow\" href=\"http:\/\/nginx.org\/en\/CHANGES\">cambios<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> Se ha a\u00f1adido la directiva <noindex><a rel=\"nofollow\" href=\"http:\/\/nginx.org\/en\/docs\/http\/ngx_http_limit_req_module.html#limit_req_dry_run\">limit_req_dry_run<\/a><\/noindex>, que activa el modo de prueba, en el que no se aplican restricciones sobre la intensidad del procesamiento de solicitudes (sin limitaci\u00f3n de tasa), pero contin\u00faa el registro del n\u00famero de solicitudes que exceden los l\u00edmites en la memoria compartida;\n<li class=\"l\"> Al utilizar la directiva \u00ab<noindex><a rel=\"nofollow\" href=\"http:\/\/nginx.org\/en\/docs\/http\/ngx_http_upstream_module.html#hash\">hash<\/a><\/noindex>\u00bb en el bloque de configuraci\u00f3n \u00abupstream\u00bb para organizar la balanceo de carga vinculando al cliente con el servidor, si se indica un valor vac\u00edo para la clave, se activa ahora el modo de balanceo uniforme (round-robin);\n<li class=\"l\"> Se ha solucionado el fallo en el flujo de trabajo al usar cach\u00e9 junto con la directiva &#171;image_filter&#187; y la redirecci\u00f3n del controlador de error 415 utilizando la directiva &#171;error_page&#187;;\n<li class=\"l\"> Se solucion\u00f3 el fallo del proceso de trabajo que ocurr\u00eda al usar el int\u00e9rprete Perl incorporado.\n<\/ul>\n<p>Tambi\u00e9n se puede destacar <noindex><a rel=\"nofollow\" href=\"http:\/\/mailman.nginx.org\/pipermail\/nginx-announce\/2019\/000244.html\">lanzamiento<\/a><\/noindex> njs 0.3.3, el int\u00e9rprete de lenguaje JavaScript para el servidor web nginx. El int\u00e9rprete njs implementa est\u00e1ndares ECMAScript y permite ampliar las capacidades de nginx para procesar solicitudes mediante scripts en la configuraci\u00f3n. Los scripts pueden ser utilizados en el archivo de configuraci\u00f3n para definir una l\u00f3gica de procesamiento de solicitudes m\u00e1s avanzada, configurar, generar din\u00e1micamente respuestas, modificar solicitudes\/respuestas o crear r\u00e1pidamente soluciones para problemas en aplicaciones web. <\/p>\n<p>En la nueva versi\u00f3n de njs, se han corregido problemas detectados durante pruebas de fuzzing. Se ha implementado una variable global &#171;process&#187; con los par\u00e1metros y variables de entorno del proceso actual (process.pid, process.env.HOME, etc.). Se ha proporcionado la posibilidad de escritura en todas las propiedades y m\u00e9todos integrados. Se ha a\u00f1adido la implementaci\u00f3n de Array.prototype.fill(). Se ha implementado soporte para la sintaxis propuesta en ECMAScript 5. <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/JavaScript\/Reference\/Functions\/get\">getter<\/a><\/noindex> y <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/JavaScript\/Reference\/Functions\/set\">setter<\/a><\/noindex> para atar la propiedad de un objeto a una funci\u00f3n, por ejemplo:<\/p>\n<p>   var o = {a:2};<br \/>\n   Object.defineProperty(o, &#8216;b&#8217;, {get:function(){return 2*this.a}});<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fuente: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50967\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 nginx 1.17.1, \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 (\u0432 \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 1.16 \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. \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f: \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u0434\u0438\u0440\u0435\u043a\u0442\u0438\u0432\u0430 limit_req_dry_run, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u0430\u043a\u0442\u0438\u0432\u0438\u0440\u0443\u0435\u0442 \u0440\u0435\u0436\u0438\u043c \u043f\u0440\u043e\u0431\u043d\u043e\u0433\u043e \u0437\u0430\u043f\u0443\u0441\u043a\u0430, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u043d\u0435 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u044e\u0442\u0441\u044f \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u044f \u043d\u0430 \u0438\u043d\u0442\u0435\u043d\u0441\u0438\u0432\u043d\u043e\u0441\u0442\u044c \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432 (\u0431\u0435\u0437 rate limit), \u043d\u043e \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u0442\u0441\u044f \u0443\u0447\u0451\u0442 \u0432\u044b\u0445\u043e\u0434\u044f\u0449\u0435\u0433\u043e [&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-35678","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 nginx.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" 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