{"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\/pl\/blog\/news\/vypusk-keshiruyushego-dns-servera-powerdns-recursor-4-6-0","title":{"rendered":"Wydanie cache'uj\u0105cego serwera DNS PowerDNS Recursor 4.6.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Dost\u0119pna jest wersja kacheru DNS PowerDNS Recursor 4.6, odpowiedzialnego za rekursywne t\u0142umaczenie nazw. PowerDNS Recursor zosta\u0142 zbudowany na tej samej bazie kodu co PowerDNS Authoritative Server, ale rekursywne i autorytatywne serwery DNS PowerDNS rozwijaj\u0105 si\u0119 w r\u00f3\u017cnych cyklach produkcji i s\u0105 wydawane jako osobne produkty. Kod projektu jest dost\u0119pny na licencji GPLv2.     <\/p>\n<p>Serwer zapewnia narz\u0119dzia do zdalnego zbierania statystyk, obs\u0142uguje natychmiastowe ponowne uruchamianie, ma wbudowany silnik do \u0142\u0105czenia przetwornik\u00f3w w j\u0119zyku Lua, pe\u0142n\u0105 obs\u0142ug\u0119 DNSSEC, DNS64, RPZ (Response Policy Zones) oraz pozwala na w\u0142\u0105czanie czarnych list. Istnieje mo\u017cliwo\u015b\u0107 zapisywania wynik\u00f3w rozwi\u0105zywania w postaci plik\u00f3w strefowych BIND. W celu zapewnienia wysokiej wydajno\u015bci stosowane s\u0105 nowoczesne mechanizmy multiplexowania po\u0142\u0105cze\u0144 w systemach FreeBSD, Linux i Solaris (kqueue, epoll, \/dev\/poll), a tak\u017ce wysoko wydajny parser pakiet\u00f3w DNS, zdolny do obs\u0142ugi dziesi\u0105tek tysi\u0119cy r\u00f3wnoleg\u0142ych zapyta\u0144.       <\/p>\n<p>W nowej wersji:  <\/p>\n<ul>\n<li class=\"l\"> Dodano funkcj\u0119 \u201eZone to Cache\u201d, kt\u00f3ra umo\u017cliwia okresowe pobieranie strefy DNS i wstawianie jej zawarto\u015bci do pami\u0119ci podr\u0119cznej, aby pami\u0119\u0107 podr\u0119czna zawsze by\u0142a w \u201egor\u0105cym\u201d stanie i zawiera\u0142a dane zwi\u0105zane ze stref\u0105. Funkcja mo\u017ce by\u0107 u\u017cywana z dowolnym typem strefy, w tym z stref\u0105 g\u0142\u00f3wn\u0105. Pobieranie strefy mo\u017cna wykonywa\u0107 za pomoc\u0105 DNS AXFR, HTTP, HTTPS lub poprzez \u0142adowanie z lokalnego pliku.\n<li class=\"l\"> Umo\u017cliwiono kasowanie rekord\u00f3w z pami\u0119ci podr\u0119cznej przy otrzymywaniu przychodz\u0105cych zapyta\u0144 notify.\n<li class=\"l\"> Dodano wsparcie dla szyfrowania zapyta\u0144 do serwer\u00f3w DNS przy u\u017cyciu DoT (DNS over TLS). Domy\u015blnie DoT w\u0142\u0105cza si\u0119, gdy ustawia si\u0119 port 853 dla DNS Forwarder lub gdy DNS-serwery s\u0105 jawnie wymieniane za pomoc\u0105 parametru dot-to-auth-names. Sprawdzanie certyfikat\u00f3w nie jest jeszcze realizowane, podobnie jak automatyczne prze\u0142\u0105czanie na DoT w przypadku wsparcia przez serwer DNS (te mo\u017cliwo\u015bci b\u0119d\u0105 w\u0142\u0105czone po zatwierdzeniu przez komitet ds. standaryzacji).\n<li class=\"l\"> Przepisano kod do ustanawiania wychodz\u0105cych po\u0142\u0105cze\u0144 TCP, dodano mo\u017cliwo\u015b\u0107 wielokrotnego u\u017cycia po\u0142\u0105cze\u0144. Teraz po\u0142\u0105czenia TCP (i DoT) nie s\u0105 zamykane od razu po przetworzeniu zapytania, lecz pozostaj\u0105 otwarte przez pewien czas (zachowanie to regulowane jest ustawieniem tcp-out-max-idle-ms).\n<li class=\"l\"> Rozszerzono zakres zbieranych i eksportowanych metryk ze statystykami i informacjami dla system\u00f3w monitoringu.\n<li class=\"l\"> Dodano eksperymentaln\u0105 funkcj\u0119 \u015bledzenia zdarze\u0144 (Event Tracing), kt\u00f3ra pozwala uzyska\u0107 szczeg\u00f3\u0142owe informacje o czasie realizacji ka\u017cdego etapu rozwi\u0105zywania nazw.<br \/>\n<br \/>\u0179r\u00f3d\u0142o: <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 5.0.1.1 - 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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