{"id":37691,"date":"2019-10-31T22:19:07","date_gmt":"2019-10-31T19:19:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vypusk-powerdns-authoritative-server-4-2\/"},"modified":"2019-10-31T22:19:07","modified_gmt":"2019-10-31T19:19:07","slug":"vypusk-powerdns-authoritative-server-4-2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/vypusk-powerdns-authoritative-server-4-2","title":{"rendered":"Lanzamiento del PowerDNS Authoritative Server 4.2","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/blog.powerdns.com\/2019\/08\/30\/powerdns-authoritative-server-4-2-0\/\">Se realiz\u00f3<\/a><\/noindex> lanzamiento del servidor DNS autoritativo  <noindex><a rel=\"nofollow\" href=\"https:\/\/www.powerdns.com\/auth.html\">Servidor Autoritativo PowerDNS 4.2<\/a><\/noindex>, dise\u00f1ado para la gesti\u00f3n de zonas DNS. Por <noindex><a rel=\"nofollow\" href=\"https:\/\/www.powerdns.com\/software.html\">los datos<\/a><\/noindex> los desarrolladores del proyecto, PowerDNS Authoritative Server maneja aproximadamente el 30% del total de dominios en Europa (si consideramos solo los dominios con firmas DNSSEC, ese porcentaje es del 90%). El c\u00f3digo del proyecto <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/PowerDNS\/pdns\">se distribuye<\/a><\/noindex> est\u00e1 bajo la licencia GPLv2.<\/p>\n<p>PowerDNS Authoritative Server ofrece la posibilidad de almacenar informaci\u00f3n sobre dominios en varias bases de datos, incluyendo MySQL, PostgreSQL, SQLite3, Oracle y Microsoft SQL Server, as\u00ed como en LDAP y archivos de texto en formato BIND. Las respuestas pueden ser filtradas adicionalmente (por ejemplo, para eliminar spam) o redirigidas mediante la conexi\u00f3n de controladores personalizados en lenguajes como Lua, Java, Perl, Python, Ruby, C y C++. Tambi\u00e9n se destacan caracter\u00edsticas para la recopilaci\u00f3n remota de estad\u00edsticas, incluso a trav\u00e9s de SNMP o mediante API web (para la estad\u00edstica y gesti\u00f3n, se incluye un servidor http), reinicio instant\u00e1neo, un motor integrado para conectar controladores en Lua, y la posibilidad de balanceo de carga teniendo en cuenta la ubicaci\u00f3n geogr\u00e1fica del cliente.<\/p>\n<p>Principales <noindex><a rel=\"nofollow\" href=\"https:\/\/doc.powerdns.com\/authoritative\/changelog\/4.2.html\">novedades<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> Se ha a\u00f1adido la posibilidad de <noindex><a rel=\"nofollow\" href=\"https:\/\/doc.powerdns.com\/authoritative\/lua-records\/index.html\">definiciones<\/a><\/noindex> de registros con controladores en el lenguaje Lua, mediante los cuales se pueden crear controladores sofisticados que tengan en cuenta la AS, subredes, proximidad al usuario, etc. El soporte para registros Lua est\u00e1 implementado para todos los backend de almacenamiento, incluyendo BIND y LMDB. Por ejemplo, para entregar datos considerando la verificaci\u00f3n de disponibilidad de los hosts en la configuraci\u00f3n de la zona, ahora se puede especificar:\n<p>   @ IN LUA A<\/p>\n<li class=\"l\"> Se a\u00f1adi\u00f3 una nueva utilidad <noindex><a rel=\"nofollow\" href=\"https:\/\/doc.powerdns.com\/authoritative\/manpages\/ixfrdist.1.html\">ixfrdist<\/a><\/noindex>, que permite transferir zonas desde el servidor autoritativo mediante solicitudes AXFR e IXFR, teniendo en cuenta la actualidad de los datos transferidos (se verifica el n\u00famero SOA para cada dominio y solo se cargan las nuevas versiones de la zona). La utilidad permite organizar la sincronizaci\u00f3n de zonas en un n\u00famero muy grande de servidores secundarios y recursivos sin crear una gran carga en el servidor primario;\n<li class=\"l\"> En el marco de la preparaci\u00f3n para la iniciativa <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51102\">DNS flag day 2020<\/a><\/noindex>  se ha reducido el valor del par\u00e1metro udp-truncation-threshold de 1680 a 1232, que es responsable de recortar las respuestas UDP al cliente, lo que deber\u00eda reducir significativamente la probabilidad de p\u00e9rdida de paquetes UDP. Se ha elegido el valor 1232, ya que es el m\u00e1ximo en el cual el tama\u00f1o de la respuesta DNS considerando IPv6 se ajusta al valor m\u00ednimo de MTU (1280);\n<li class=\"l\"> Se ha a\u00f1adido un nuevo backend de almacenamiento basado en BD <noindex><a rel=\"nofollow\" href=\"https:\/\/symas.com\/lmdb\/\">LMDB<\/a><\/noindex>. El backend es completamente compatible con DNSSEC, puede usarse para zonas master y slave, y ofrece un rendimiento superior al de la mayor\u00eda de los dem\u00e1s backends. Justo antes del lanzamiento se a\u00f1adi\u00f3 un cambio al c\u00f3digo que interrumpi\u00f3 el funcionamiento del backend LMDB (se procesan zonas slave y la carga a trav\u00e9s de pdnsutil, pero dejaron de funcionar comandos como . Se planea solucionar los problemas en la pr\u00f3xima versi\u00f3n de correcci\u00f3n;\n<li class=\"l\"> Se ha eliminado el soporte para la funci\u00f3n mal documentada , que estaba impidiendo la soluci\u00f3n de algunos problemas. De acuerdo con los requisitos <noindex><a rel=\"nofollow\" href=\"https:\/\/tools.ietf.org\/html\/rfc8624\">RFC 8624<\/a><\/noindex> (GOST R 34.11-2012 trasladado a la categor\u00eda ) se ha eliminado el soporte para hashes GOST DS y firmas digitales ECC-GOST en DNSSEC.\n<\/ul>\n<p>Recordamos que PowerDNS ha pasado a un ciclo de desarrollo de seis meses, seg\u00fan el cual se espera que la pr\u00f3xima versi\u00f3n importante de PowerDNS Authoritative Server llegue en febrero de 2020. Las actualizaciones para las versiones significativas se generar\u00e1n a lo largo del a\u00f1o, despu\u00e9s de lo cual se lanzar\u00e1n correcciones de vulnerabilidades durante otros seis meses. Por lo tanto, el soporte para la rama de PowerDNS Authoritative Server 4.2 durar\u00e1 hasta enero de 2021. <\/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=51400\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u0430\u0432\u0442\u043e\u0440\u0438\u0442\u0435\u0442\u043d\u043e\u0433\u043e (authoritative) DNS-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 PowerDNS Authoritative Server 4.2, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0433\u043e \u0434\u043b\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u043e\u0442\u0434\u0430\u0447\u0438 DNS-\u0437\u043e\u043d. \u041f\u043e \u0434\u0430\u043d\u043d\u044b\u043c \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u043f\u0440\u043e\u0435\u043a\u0442\u0430, PowerDNS Authoritative Server \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u0435\u0442 \u043f\u0440\u0438\u043c\u0435\u0440\u043d\u043e 30% \u0438\u0437 \u043e\u0431\u0449\u0435\u0433\u043e \u0447\u0438\u0441\u043b\u0430 \u0434\u043e\u043c\u0435\u043d\u043e\u0432 \u0432 \u0415\u0432\u0440\u043e\u043f\u0435 (\u0435\u0441\u043b\u0438 \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0442\u044c \u0442\u043e\u043b\u044c\u043a\u043e \u0434\u043e\u043c\u0435\u043d\u044b \u0441 \u043f\u043e\u0434\u043f\u0438\u0441\u044f\u043c\u0438 DNSSEC, \u0442\u043e 90%). \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \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 GPLv2. PowerDNS Authoritative Server \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u043e \u0434\u043e\u043c\u0435\u043d\u0430\u0445 \u0432 [&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-37691","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=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 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