{"id":38811,"date":"2019-10-31T22:26:06","date_gmt":"2019-10-31T19:26:06","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vypusk-dns-servera-knotdns-2-9-0\/"},"modified":"2019-10-31T22:26:06","modified_gmt":"2019-10-31T19:26:06","slug":"vypusk-dns-servera-knotdns-2-9-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/vypusk-dns-servera-knotdns-2-9-0","title":{"rendered":"Vydanie DNS servera KnotDNS 2.9.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.knot-dns.cz\/2019-10-10-version-290.html\">Zverejnen\u00e9<\/a><\/noindex> uvo\u013enenie <noindex><a rel=\"nofollow\" href=\"https:\/\/www.knot-dns.cz\/\">KnotDNS 2.9.0<\/a><\/noindex>, vysoko v\u00fdkonn\u00e9ho autoritat\u00edvneho DNS servera (rekursor je realizovan\u00fd ako samostatn\u00e1 aplik\u00e1cia), ktor\u00fd podporuje v\u0161etky modern\u00e9 funkcie DNS. Projekt vyv\u00edja \u010desk\u00fd register mien CZ.NIC, nap\u00edsan\u00fd v jazyku C a <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/CZ-NIC\/knot\">distribuovan\u00fd<\/a><\/noindex> je pod licenciou GPLv3. <\/p>\n<p>KnotDNS se vyzna\u010duje orientac\u00ed na vysokou v\u00fdkonnost zpracov\u00e1n\u00ed dotaz\u016f, k \u010demu\u017e se vyu\u017e\u00edv\u00e1 v\u00edcerozm\u011brn\u00e1 a v\u011bt\u0161inou neblokuj\u00edc\u00ed implementace, kter\u00e1 je dob\u0159e \u0161k\u00e1lovateln\u00e1 na SMP syst\u00e9mech. Jsou poskytov\u00e1ny takov\u00e9 mo\u017enosti, 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 novom vydan\u00ed:<\/p>\n<ul>\n<li class=\"l\"> Bola zabezpe\u010den\u00e1 pln\u00e1 podpora r\u00f4znych v\u00fdpo\u010dtov s\u00e9riov\u00fdch \u010d\u00edsel (SOA) pre z\u00f3nu na master a slave serveroch, pri aplik\u00e1cii overenia z\u00f3ny digit\u00e1lnym podpisom na slave serveri;\n<li class=\"l\"> Do modulu geoip bola pridan\u00e1 podpora z\u00e1znamov s n\u00e1hradn\u00fdmi vzormi (wildcard);\n<li class=\"l\"> Pre DNSSEC bola pridan\u00e1 nov\u00e1 nastavenie \u2018rrsig-pre-refresh\u2019 na zn\u00ed\u017eenie frekvencie udalost\u00ed overovania z\u00f3ny digit\u00e1lnym podpisom;\n<li class=\"l\"> Pridan\u00e9 nastavenie \u201etcp-reuseport\u201c na nastavenie re\u017eimu SO_REUSEPORT(_LB) pre TCP sokety;\n<li class=\"l\"> Pridan\u00e9 nastavenie \u201etcp-io-timeout\u201c na obmedzenie \u010dasu prich\u00e1dzaj\u00facich oper\u00e1ci\u00ed vstup\/v\u00fdstup cez TCP;\n<li class=\"l\"> V\u00fdrazne bola zv\u00fd\u0161en\u00e1 v\u00fdkonnos\u0165 oper\u00e1ci\u00ed meniacich obsah z\u00f3ny;\n<li class=\"l\"> Bola zastaven\u00e1 podpora rekonfigur\u00e1cie sie\u0165ov\u00fdch rozhran\u00ed a spracovate\u013eov, ke\u010f\u017ee to nie je mo\u017en\u00e9 po resetovan\u00ed procesom opr\u00e1vnen\u00ed;\n<li class=\"l\"> Prepracovan\u00e1 implement\u00e1cia DNS Cookies pre pln\u00e9 dodr\u017eanie n\u00e1vrhu \u0161pecifik\u00e1cie draft-ietf-dnsop-server-cookies;\n<li class=\"l\"> Predvolene je obmedzenie po\u010dtu TCP pripojen\u00ed teraz obmedzen\u00e9 na polovicu syst\u00e9mov\u00e9ho limitu na po\u010det s\u00faborov\u00fdch descriptorov, pri\u010dom po\u010det otvoren\u00fdch s\u00faborov m\u00e1 hodnotu 1048576;\n<li class=\"l\"> Pri v\u00fdbere po\u010dtu spusten\u00fdch spracovate\u013eov sa teraz vyu\u017e\u00edva po\u010det CPU, ale nie menej ako 10;\n<li class=\"l\"> Premenovan\u00e9 mnoh\u00e9 mo\u017enosti, napr\u00edklad \u2018server.tcp-reply-timeout\u2019 na \u2018server.tcp-remote-io-timeout\u2019, \u2018server.max-tcp-clients\u2019 na \u2018server.tcp-max-clients\u2019, \u2018template.journal-db\u2019 na \u2018database.journal-db\u2019 a pod. Podpora star\u00fdch n\u00e1zvov bude zachovan\u00e1 minim\u00e1lne do \u010fal\u0161ieho v\u00fdznamn\u00e9ho vydania.\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=51651\">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 2.9.0, \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-38811","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - 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 2.9.0.\" \/>\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\/sk\/blog\/news\/vypusk-dns-servera-knotdns-2-9-0\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.4\" \/>\n\t\t<meta property=\"og:locale\" content=\"sk_SK\" \/>\n\t\t<meta 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