{"id":102670,"date":"2021-12-20T15:36:51","date_gmt":"2021-12-20T13:36:51","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-keshiruyushego-dns-servera-powerdns-recursor-4-6-0"},"modified":"2021-12-20T15:36:51","modified_gmt":"2021-12-20T13:36:51","slug":"vypusk-keshiruyushego-dns-servera-powerdns-recursor-4-6-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/vypusk-keshiruyushego-dns-servera-powerdns-recursor-4-6-0","title":{"rendered":"Lan\u00e7amento do servidor DNS cache PowerDNS Recursor 4.6.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Est\u00e1 dispon\u00edvel a vers\u00e3o do servidor DNS cache PowerDNS Recursor 4.6, respons\u00e1vel pela transforma\u00e7\u00e3o recursiva de nomes. O PowerDNS Recursor \u00e9 constru\u00eddo em uma \u00fanica base de c\u00f3digo com o PowerDNS Authoritative Server, mas os servidores DNS recursivos e autoritativos do PowerDNS se desenvolvem em ciclos de desenvolvimento diferentes e s\u00e3o lan\u00e7ados como produtos separados. O c\u00f3digo do projeto \u00e9 distribu\u00eddo sob a licen\u00e7a GPLv2.     <\/p>\n<p>O servidor fornece recursos para coleta remota de estat\u00edsticas, suporta reinicializa\u00e7\u00e3o instant\u00e2nea, possui um mecanismo embutido para conectar manipuladores em Lua, suporta totalmente DNSSEC, DNS64, RPZ (Response Policy Zones) e permite a conex\u00e3o com listas negras. \u00c9 poss\u00edvel gravar resultados de resolu\u00e7\u00e3o em arquivos de zonas BIND. Para garantir alta performance, s\u00e3o utilizados modernos mecanismos de multiplexa\u00e7\u00e3o de conex\u00f5es no FreeBSD, Linux e Solaris (kqueue, epoll, \/dev\/poll), al\u00e9m de um parser DNS de alto desempenho capaz de processar dezenas de milhares de solicita\u00e7\u00f5es simult\u00e2neas.       <\/p>\n<p>Na nova vers\u00e3o:  <\/p>\n<ul>\n<li class=\"l\"> Foi adicionada a fun\u00e7\u00e3o &#171;Zone to Cache&#187;, que permite extrair periodicamente a zona DNS e inserir seu conte\u00fado no cache, garantindo que o cache esteja sempre em estado &#171;quente&#187; e contenha os dados relacionados \u00e0 zona. A fun\u00e7\u00e3o pode ser utilizada com qualquer tipo de zona, incluindo zonas raiz. A extra\u00e7\u00e3o da zona pode ser realizada usando DNS AXFR, HTTP, HTTPS ou atrav\u00e9s do carregamento de um arquivo local.\n<li class=\"l\"> Possibilidade de limpar registros do cache ao receber solicita\u00e7\u00f5es notify de entrada.\n<li class=\"l\"> Adicionada suporte para criptografar consultas a servidores DNS usando DoT (DNS over TLS). Por padr\u00e3o, o DoT \u00e9 ativado ao especificar a porta 853 para o DNS Forwarder ou ao listar explicitamente servidores DNS pelo par\u00e2metro dot-to-auth-names. A verifica\u00e7\u00e3o de certificados ainda n\u00e3o \u00e9 realizada, assim como o comutador autom\u00e1tico para DoT quando suportado pelo servidor DNS (esses recursos ser\u00e3o inclu\u00eddos ap\u00f3s a aprova\u00e7\u00e3o do comit\u00ea de padroniza\u00e7\u00e3o).\n<li class=\"l\"> Reescrito o c\u00f3digo para estabelecer conex\u00f5es TCP de sa\u00edda, adicionada a possibilidade de reutilizar conex\u00f5es. Para a reutiliza\u00e7\u00e3o de conex\u00f5es TCP (e DoT), as conex\u00f5es n\u00e3o s\u00e3o fechadas imediatamente ap\u00f3s o processamento da solicita\u00e7\u00e3o, mas mantidas abertas por um tempo (o comportamento \u00e9 controlado pela configura\u00e7\u00e3o tcp-out-max-idle-ms).\n<li class=\"l\"> A faixa de m\u00e9tricas coletadas e exportadas com estat\u00edsticas e informa\u00e7\u00f5es para sistemas de monitoramento foi ampliada.\n<li class=\"l\"> Foi adicionada uma fun\u00e7\u00e3o experimental de rastreamento de eventos (Event Tracing), que permite obter detalhes sobre o tempo de execu\u00e7\u00e3o de cada fase da resolu\u00e7\u00e3o.<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56380\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u043a\u044d\u0448\u0438\u0440\u0443\u044e\u0448\u0435\u0433\u043e DNS-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 PowerDNS Recursor 4.6, \u043e\u0442\u0432\u0435\u0447\u0430\u044e\u0449\u0435\u0433\u043e \u0437\u0430 \u0440\u0435\u043a\u0443\u0440\u0441\u0438\u0432\u043d\u043e\u0435 \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0438\u043c\u0451\u043d. PowerDNS Recursor \u043f\u043e\u0441\u0442\u0440\u043e\u0435\u043d \u043d\u0430 \u043e\u0434\u043d\u043e\u0439 \u043a\u043e\u0434\u043e\u0432\u043e\u0439 \u0431\u0430\u0437\u0435 \u0441 PowerDNS Authoritative Server, \u043d\u043e \u0440\u0435\u043a\u0443\u0440\u0441\u0438\u0432\u043d\u044b\u0439 \u0438 \u0430\u0432\u0442\u043e\u0440\u0438\u0442\u0435\u0442\u043d\u044b\u0439 DNS-\u0441\u0435\u0440\u0432\u0435\u0440\u044b PowerDNS \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0442\u0441\u044f \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u0440\u0430\u0437\u043d\u044b\u0445 \u0446\u0438\u043a\u043b\u043e\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0438 \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u044e\u0442\u0441\u044f \u0432 \u0444\u043e\u0440\u043c\u0435 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0445 \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u043e\u0432. \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. \u0421\u0435\u0440\u0432\u0435\u0440 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0430 \u0434\u043b\u044f \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e\u0433\u043e \u0441\u0431\u043e\u0440\u0430 \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0438, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442 [&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-102670","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 \u0440\u0435\u043b\u0438\u0437 \u043a\u044d\u0448\u0438\u0440\u0443\u044e\u0448\u0435\u0433\u043e DNS-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 PowerDNS Recursor 4.6, \u043e\u0442\u0432\u0435\u0447\u0430\u044e\u0449\u0435\u0433\u043e \u0437\u0430 \u0440\u0435\u043a\u0443\u0440\u0441\u0438\u0432\u043d\u043e\u0435 \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0438\u043c\u0451\u043d.\" \/>\n\t<meta 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