{"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\/hu\/blog\/news\/vypusk-keshiruyushego-dns-servera-powerdns-recursor-4-6-0","title":{"rendered":"A PowerDNS Recursor 4.6.0 gyors\u00edt\u00f3t\u00e1raz\u00f3 DNS-szerver kiad\u00e1sa.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Megjelent a PowerDNS Recursor 4.6 n\u00e9pszer\u0171s\u00edt\u0151 DNS-kiszolg\u00e1l\u00f3 verzi\u00f3ja, amely a rekurz\u00edv n\u00e9vfelold\u00e1s\u00e9rt felel. A PowerDNS Recursor ugyanazon k\u00f3dalapra \u00e9p\u00fcl, mint a PowerDNS Authoritative Server, de a rekurz\u00edv \u00e9s az autorit\u00edv DNS-kiszolg\u00e1l\u00f3k fejleszt\u00e9se elt\u00e9r\u0151 \u00fctemez\u00e9s szerint zajlik, \u00e9s k\u00fcl\u00f6n term\u00e9kk\u00e9nt ker\u00fclnek kiad\u00e1sra. A projekt k\u00f3dja GPLv2 licenc alatt terjeszthet\u0151.     <\/p>\n<p>A kiszolg\u00e1l\u00f3 t\u00e1voli statisztikai gy\u0171jt\u0151 eszk\u00f6z\u00f6ket k\u00edn\u00e1l, t\u00e1mogatja a pillanatnyi \u00fajraind\u00edt\u00e1st, be\u00e9p\u00edtett Lua nyelv\u0171 feldolgoz\u00f3 motorral rendelkezik, teljes m\u00e9rt\u00e9kben t\u00e1mogatja a DNSSEC, DNS64, RPZ (Response Policy Zones) form\u00e1tumokat, \u00e9s lehet\u0151v\u00e9 teszi feketelist\u00e1k kapcsol\u00f3d\u00e1s\u00e1t. Van lehet\u0151s\u00e9g a feloldott eredm\u00e9nyek BIND z\u00f3naf\u00e1jlok form\u00e1j\u00e1ban t\u00f6rt\u00e9n\u0151 r\u00f6gz\u00edt\u00e9s\u00e9re. A magas teljes\u00edtm\u00e9ny \u00e9rdek\u00e9ben modern kapcsol\u00f3multiplex\u00e1l\u00e1si mechanizmusokat alkalmaznak FreeBSD, Linux \u00e9s Solaris rendszerekben (kqueue, epoll, \/dev\/poll), valamint egy nagy teljes\u00edtm\u00e9ny\u0171 DNS-paket\u00e1l\u00f3 elemz\u0151t, amely k\u00e9pes kezelni a t\u00edzezernyi p\u00e1rhuzamos k\u00e9r\u00e9st.       <\/p>\n<p>Az \u00faj verzi\u00f3ban:  <\/p>\n<ul>\n<li class=\"l\"> A \"Zone to Cache\" funkci\u00f3 hozz\u00e1adva, amely lehet\u0151v\u00e9 teszi a DNS-z\u00f3na id\u0151szakos kiemel\u00e9s\u00e9t \u00e9s tartalm\u00e1nak gyors\u00edt\u00f3t\u00e1rba val\u00f3 beilleszt\u00e9s\u00e9t, hogy a gyors\u00edt\u00f3t\u00e1r mindig \"forr\u00f3\" \u00e1llapotban legyen \u00e9s a z\u00f3n\u00e1hoz kapcsol\u00f3d\u00f3 adatokat tartalmazza. A funkci\u00f3 b\u00e1rmilyen z\u00f3nat\u00edpushoz haszn\u00e1lhat\u00f3, bele\u00e9rtve a gy\u00f6k\u00e9rz\u00f3n\u00e1t is. A z\u00f3na kiemel\u00e9se DNS AXFR, HTTP, HTTPS vagy helyi f\u00e1jlb\u00f3l val\u00f3 bet\u00f6lt\u00e9s seg\u00edts\u00e9g\u00e9vel v\u00e9gezhet\u0151.\n<li class=\"l\"> Lehet\u0151v\u00e9 v\u00e1lt a cache-b\u0151l val\u00f3 bejegyz\u00e9sek t\u00f6rl\u00e9se be\u00e9rkez\u0151 notify k\u00e9r\u00e9sek eset\u00e9n.\n<li class=\"l\"> T\u00e1mogat\u00e1s ker\u00fclt bevezet\u00e9sre a DNS-kiszolg\u00e1l\u00f3k fel\u00e9 ir\u00e1nyul\u00f3 k\u00e9r\u00e9sek titkos\u00edt\u00e1s\u00e1hoz DoT (DNS over TLS) haszn\u00e1lat\u00e1val. Alap\u00e9rtelmez\u00e9s szerint a DoT enged\u00e9lyezve van, ha a DNS Forwarder-hez a 853-as portot rendelj\u00fck, vagy ha a DNS-kiszolg\u00e1l\u00f3k kifejezett felsorol\u00e1sa t\u00f6rt\u00e9nik a dot-to-auth-names param\u00e9ter seg\u00edts\u00e9g\u00e9vel. A tan\u00fas\u00edtv\u00e1nyok ellen\u0151rz\u00e9se jelenleg m\u00e9g nem t\u00f6rt\u00e9nik, ahogy a DoT haszn\u00e1lat\u00e1ra val\u00f3 automatikus \u00e1tv\u00e1lt\u00e1s sem, ha a DNS-kiszolg\u00e1l\u00f3 t\u00e1mogatja (ezeket a lehet\u0151s\u00e9geket a szabv\u00e1ny\u00fcgyi bizotts\u00e1g j\u00f3v\u00e1hagy\u00e1sa ut\u00e1n fogj\u00e1k bevezetni).\n<li class=\"l\"> \u00c1t\u00edr\u00e1sra ker\u00fclt a k\u00f3d a kimen\u0151 TCP-kapcsolatok l\u00e9trehoz\u00e1s\u00e1hoz, \u00faj lehet\u0151s\u00e9gk\u00e9nt megjelent a kapcsolatok \u00fajrahaszn\u00e1l\u00e1s\u00e1nak t\u00e1mogat\u00e1sa. A TCP (\u00e9s DoT) kapcsolatok ezent\u00fal nem z\u00e1r\u00f3dnak be azonnal a k\u00e9r\u00e9s feldolgoz\u00e1sa ut\u00e1n, hanem egy ideig nyitva maradnak (ez a viselked\u00e9s a tcp-out-max-idle-ms be\u00e1ll\u00edt\u00e1ssal szab\u00e1lyozhat\u00f3).\n<li class=\"l\"> B\u0151v\u00fclt a gy\u0171jt\u00f6tt \u00e9s export\u00e1lt metrik\u00e1k k\u00f6re a statisztik\u00e1k \u00e9s inform\u00e1ci\u00f3k sz\u00e1m\u00e1ra a monitoring rendszerekhez.\n<li class=\"l\"> Bevezet\u00e9sre ker\u00fclt egy k\u00eds\u00e9rleti esem\u00e9nyk\u00f6vet\u00e9si funkci\u00f3 (Event Tracing), amely lehet\u0151v\u00e9 teszi, hogy r\u00e9szletes inform\u00e1ci\u00f3kat kapjunk a felold\u00e1s minden egyes szakasz\u00e1nak v\u00e9grehajt\u00e1si idej\u00e9r\u0151l.<br \/>\n<br \/>Forr\u00e1s: <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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