{"id":93874,"date":"2020-09-10T13:42:06","date_gmt":"2020-09-10T11:42:06","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-dns-servera-knotdns-3-0-0"},"modified":"2020-09-10T13:42:06","modified_gmt":"2020-09-10T11:42:06","slug":"vypusk-dns-servera-knotdns-3-0-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-dns-servera-knotdns-3-0-0","title":{"rendered":"Vyd\u00e1n\u00ed DNS serveru KnotDNS 3.0.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.knot-dns.cz\/2020-09-09-version-300.html\">Byl zve\u0159ejn\u011bn<\/a><\/noindex> vyd\u00e1n\u00ed <noindex><a rel=\"nofollow\" href=\"https:\/\/www.knot-dns.cz\/\">KnotDNS 3.0.0<\/a><\/noindex>, vysoce v\u00fdkonn\u00e9ho autoritativn\u00edho DNS serveru (rekurzor je realizov\u00e1n jako samostatn\u00e1 aplikace), podporuj\u00edc\u00edho v\u0161echny modern\u00ed funkce DNS. Projekt vyv\u00edj\u00ed \u010desk\u00fd registr jmen CZ.NIC, naps\u00e1n je v jazyce C a <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/CZ-NIC\/knot\">distribuov\u00e1no<\/a><\/noindex> distribuov\u00e1n pod licenc\u00ed GPLv3. <\/p>\n<p>KnotDNS se vyzna\u010duje orientac\u00ed na vysokou v\u00fdkonnost zpracov\u00e1n\u00ed dotaz\u016f, pro co\u017e vyu\u017e\u00edv\u00e1 v\u00edcevl\u00e1knovou a p\u0159ev\u00e1\u017en\u011b neblokuj\u00edc\u00ed implementaci, kter\u00e1 je dob\u0159e \u0161k\u00e1lovateln\u00e1 na SMP syst\u00e9mech. Poskytuje funkce, jako je p\u0159id\u00e1v\u00e1n\u00ed a odstra\u0148ov\u00e1n\u00ed z\u00f3n za b\u011bhu, p\u0159enos z\u00f3n mezi servery, DDNS (dynamick\u00e9 aktualizace), NSID (RFC 5001), roz\u0161\u00ed\u0159en\u00ed EDNS0 a DNSSEC (v\u010detn\u011b NSEC3), omezen\u00ed intenzity odpov\u011bd\u00ed (RRL). <\/p>\n<p>V nov\u00e9m vyd\u00e1n\u00ed:<\/p>\n<ul>\n<li class=\"l\"> P\u0159id\u00e1n vysoce v\u00fdkonn\u00fd s\u00ed\u0165ov\u00fd re\u017eim, realizovan\u00fd pomoc\u00ed subsyst\u00e9mu <noindex><a rel=\"nofollow\" href=\"https:\/\/www.iovisor.org\/technology\/xdp\">XDP<\/a><\/noindex> (eXpress Data Path), kter\u00fd poskytuje prost\u0159edky pro zpracov\u00e1n\u00ed paket\u016f na \u00farovni s\u00ed\u0165ov\u00e9ho ovlada\u010de p\u0159ed zpracov\u00e1n\u00edm j\u00e1drem Linuxu. Pro pou\u017eit\u00ed re\u017eimu je vy\u017eadov\u00e1no j\u00e1dro Linux 4.18 a nov\u011bj\u0161\u00ed.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora katalogu z\u00f3n (\u201eCatalog Zones\u201c), kter\u00fd usnad\u0148uje spr\u00e1vu sekund\u00e1rn\u00edch DNS server\u016f. Po povolen\u00ed t\u00e9to funkce se m\u00edsto ur\u010dov\u00e1n\u00ed jednotliv\u00fdch z\u00e1znam\u016f pro ka\u017edou sekund\u00e1rn\u00ed z\u00f3nu mezi prim\u00e1rn\u00edm a sekund\u00e1rn\u00edm serverem prov\u00e1d\u00ed p\u0159enos katalogu z\u00f3n, po n\u011bm\u017e budou z\u00f3ny na prim\u00e1rn\u00edm serveru ozna\u010den\u00e9 jako sou\u010d\u00e1st katalogu automaticky vytv\u00e1\u0159eny na sekund\u00e1rn\u00edm serveru bez nutnosti \u00fapravy konfigura\u010dn\u00edch soubor\u016f. Pro spr\u00e1vu katalogu byla navr\u017eena utilita kcatalogprint.\n<li class=\"l\"> P\u0159id\u00e1n nov\u00fd re\u017eim kontroly DNSSEC.\n<li class=\"l\"> P\u0159id\u00e1na utilita kzonesign pro ru\u010dn\u00ed generov\u00e1n\u00ed digit\u00e1ln\u00edch podpis\u016f pro DNSSEC.\n<li class=\"l\"> Byla p\u0159id\u00e1na utilita kxdpgun, kter\u00e1 implementuje vysoce v\u00fdkonn\u00fd gener\u00e1tor provozu \u201eDNS p\u0159es UDP\u201c pro Linux.\n<li class=\"l\"> Do kdig byla p\u0159id\u00e1na podpora DNS p\u0159es HTTPS (DoH), realizovan\u00e1 pomoc\u00ed GnuTLS a libnghttp2.\n<li class=\"l\"> V re\u017eimu ru\u010dn\u00edho \u0159\u00edzen\u00ed kl\u00ed\u010d\u016f DNSSEC byla p\u0159id\u00e1na podpora <noindex><a rel=\"nofollow\" href=\"https:\/\/tools.ietf.org\/html\/rfc5011\">stavu odvol\u00e1n\u00ed<\/a><\/noindex> kl\u00ed\u010d\u016f KSK (Key Signing Key) (<noindex><a rel=\"nofollow\" href=\"https:\/\/tools.ietf.org\/html\/rfc5011\">RFC 5011<\/a><\/noindex>).\n<li class=\"l\"> P\u0159id\u00e1na podpora deterministick\u00e9ho generov\u00e1n\u00ed digit\u00e1ln\u00edch podpis\u016f pomoc\u00ed algoritm\u016f ECDSA (pro fungov\u00e1n\u00ed vy\u017eaduje GnuTLS 3.6.10 a nov\u011bj\u0161\u00ed).\n<li class=\"l\"> Navr\u017een bezpe\u010dn\u00fd zp\u016fsob z\u00e1lohov\u00e1n\u00ed a obnovy dat DNS z\u00f3n.\n<li class=\"l\"> V\u00fdrazn\u011b byla zv\u00fd\u0161ena v\u00fdkonnost modulu \u201estatistics\u201c.\n<li class=\"l\"> P\u0159i zapnut\u00ed v\u00edcethreadov\u00e9ho re\u017eimu generov\u00e1n\u00ed digit\u00e1ln\u00edch podpis\u016f pro DNS z\u00f3ny bylo zaji\u0161t\u011bno paralelizace n\u011bkter\u00fdch dal\u0161\u00edch operac\u00ed se z\u00f3nami.\n<li class=\"l\"> Zlep\u0161ena efektivita caching a zv\u00fd\u0161ena v\u00fdkonnost zpracov\u00e1n\u00ed dotaz\u016f.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53683\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 KnotDNS 3.0.0, \u0432\u044b\u0441\u043e\u043a\u043e\u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u0430\u0432\u0442\u043e\u0440\u0438\u0442\u0430\u0442\u0438\u0432\u043d\u043e\u0433\u043e DNS \u0441\u0435\u0440\u0432\u0435\u0440\u0430 (\u0440\u0435\u043a\u0443\u0440\u0441\u043e\u0440 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d \u0432 \u0432\u0438\u0434\u0435 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f), \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u0432\u0441\u0435 \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 DNS. \u041f\u0440\u043e\u0435\u043a\u0442 \u0440\u0430\u0437\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0435\u0442\u0441\u044f \u0447\u0435\u0448\u0441\u043a\u0438\u043c \u0440\u0435\u0435\u0441\u0442\u0440\u043e\u043c \u0438\u043c\u0435\u043d CZ.NIC, \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421\u0438 \u0438 \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 GPLv3. KnotDNS \u043e\u0442\u043b\u0438\u0447\u0430\u0435\u0442\u0441\u044f \u043e\u0440\u0438\u0435\u043d\u0442\u0430\u0446\u0438\u0435\u0439 \u043d\u0430 \u0432\u044b\u0441\u043e\u043a\u0443\u044e \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432, \u0434\u043b\u044f \u0447\u0435\u0433\u043e \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u0430\u044f, \u0438 \u043f\u043e \u0431\u043e\u043b\u044c\u0448\u0435\u0439 \u0447\u0430\u0441\u0442\u0438 \u043d\u0435\u0431\u043b\u043e\u043a\u0438\u0440\u0443\u044e\u0449\u0430\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f, \u0445\u043e\u0440\u043e\u0448\u043e \u043c\u0430\u0441\u0448\u0442\u0430\u0431\u0438\u0440\u0443\u0435\u043c\u0430\u044f \u043d\u0430 [&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-93874","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=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 KnotDNS 3.0.0.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-dns-servera-knotdns-3-0-0\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n\t\t<meta 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