{"id":37691,"date":"2019-10-31T22:19:07","date_gmt":"2019-10-31T19:19:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vypusk-powerdns-authoritative-server-4-2\/"},"modified":"2019-10-31T22:19:07","modified_gmt":"2019-10-31T19:19:07","slug":"vypusk-powerdns-authoritative-server-4-2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sl\/blog\/news\/vypusk-powerdns-authoritative-server-4-2","title":{"rendered":"Izdaja PowerDNS Authoritative Server 4.2","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/blog.powerdns.com\/2019\/08\/30\/powerdns-authoritative-server-4-2-0\/\">Odr\u017ean<\/a><\/noindex> izdaja avtoritativnega (authoritative) DNS stre\u017enika  <noindex><a rel=\"nofollow\" href=\"https:\/\/www.powerdns.com\/auth.html\">PowerDNS Autoritativni Server 4.2<\/a><\/noindex>, namenjenega organizaciji dostave DNS con.  Po <noindex><a rel=\"nofollow\" href=\"https:\/\/www.powerdns.com\/software.html\">podatkov<\/a><\/noindex> podatkih razvijalcev projekta, PowerDNS Authoritative Server obravnava pribli\u017eno 30 % vseh domen v Evropi (\u010de upo\u0161tevamo samo domene s podpisi DNSSEC, pa 90 %). Koda projekta <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/PowerDNS\/pdns\">se distribuira<\/a><\/noindex> je pod licenco GPLv2.<\/p>\n<p>PowerDNS Authoritative Server omogu\u0107ava skladi\u0161tenje informacija o domenima u raznim bazama podataka, uklju\u010duju\u0107i MySQL, PostgreSQL, SQLite3, Oracle i Microsoft SQL Server, kao i u LDAP i obi\u010dnim tekstualnim datotekama u BIND formatu. Odgovori mogu biti dodatno filtrirani (na primer, za isklju\u010divanje spama) ili preusmeravani pomo\u0107u vlastitih procesora u jezicima Lua, Java, Perl, Python, Ruby, C i C++. Me\u0111u funkcionalnostima su i sredstva za daljinsko prikupljanje statistike, uklju\u010duju\u0107i SNMP ili putem Web API (ugra\u0111eni http server za statistiku i upravljanje), trenutni restart, ugra\u0111eni motor za povezivanje procesora u jeziku Lua, mogu\u0107nost balansiranja optere\u0107enja uzimaju\u0107i u obzir geografsko mesto klijenta.<\/p>\n<p>Glavne <noindex><a rel=\"nofollow\" href=\"https:\/\/doc.powerdns.com\/authoritative\/changelog\/4.2.html\">novosti<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> Dodana je mo\u017enost <noindex><a rel=\"nofollow\" href=\"https:\/\/doc.powerdns.com\/authoritative\/lua-records\/index.html\">definicije<\/a><\/noindex> zapisa s obradnicima na jeziku Lua, putem kojih je mogu\u0107e kreirati sofisticirane obradnike koji uzimaju u obzir AS, podmre\u017ee, blizinu korisnika itd. Podr\u0161ka za Lua zapise implementirana je za sve backendove skladi\u0161tenja, uklju\u010duju\u0107i BIND i LMDB. Na primjer, za isporuku podataka uzimaju\u0107i u obzir pozadinsku provjeru dostupnosti hostova u konfiguraciji zone, sada je mogu\u0107e navesti:\n<p>   @ IN LUA A<\/p>\n<li class=\"l\"> Dodana je nova alatka <noindex><a rel=\"nofollow\" href=\"https:\/\/doc.powerdns.com\/authoritative\/manpages\/ixfrdist.1.html\">ixfrdist<\/a><\/noindex>, koja omogu\u0107ava prenos zona s autoritativnog servera putem AXFR i IXFR upita, uzimaju\u0107i u obzir a\u017eurnost prenesenih podataka (za svaku domenu vr\u0161i se provjera SOA broja i u\u010ditavaju se samo nove verzije zone). Alatka omogu\u0107ava organizovanje sinhronizacije zona na veoma velikom broju sekundarnih i rekursornih servera bez stvaranja velikog optere\u0107enja na primarnom serveru;\n<li class=\"l\"> U okviru priprema za inicijativu <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51102\">DNS flag day 2020<\/a><\/noindex>  s 1680 na 1232 smanjena je vrednost parametra udp-truncation-threshold, koji je odgovoran za skra\u0107ivanje UDP odgovora klijentima, \u0161to bi trebalo zna\u010dajno smanjiti verovatno\u0107u gubitka UDP paketa. Vrednost 1232 je odabrana jer je to maksimum pri kojem veli\u010dina DNS odgovora uzimaju\u0107i u obzir IPv6 ostaje unutar minimalne vrednosti MTU (1280);\n<li class=\"l\"> Dodana je nova skladi\u0161na pozadina zasnovana na bazi podataka <noindex><a rel=\"nofollow\" href=\"https:\/\/symas.com\/lmdb\/\">LMDB<\/a><\/noindex>. Backend je potpuno uskla\u0111en sa DNSSEC-om, mo\u017ee se koristiti za master i slave zone, i pru\u017ea ve\u0107u brzinu od ve\u0107ine drugih backend-a. Neposredno pre objavljivanja, kodu je dodata izmena koja je prekinula rad LMDB backend-a (slave zone i u\u010ditavanje putem pdnsutil funkcioni\u0161u, ali su prestale da rade komande poput . Problemi se planiraju re\u0161iti u bliskom ispravnom izdanju;\n<li class=\"l\"> Podr\u0161ka za slabo dokumentovanu funkciju  je obustavljena, \u0161to je ometalo re\u0161avanje odre\u0111enih problema. U skladu sa zahtevima <noindex><a rel=\"nofollow\" href=\"https:\/\/tools.ietf.org\/html\/rfc8624\">RFC 8624<\/a><\/noindex> (GOST R 34.11-2012 preba\u010den u kategoriju ) u DNSSEC-u je obustavljena podr\u0161ka za GOST DS he\u0161eve i ECC-GOST digitalne potpise.\n<\/ul>\n<p>Spomnimo, da je PowerDNS pre\u0161el na \u0161estmese\u010dni cikel razvoja, v skladu s katerim se naslednja pomembna razli\u010dica PowerDNS Authoritative Server pri\u010dakuje februarja 2020. Posodobitve za pomembne izdaje bodo oblikovane tekom leta, po katerem bodo \u0161e \u0161est mesecev izhajale popravke ranljivosti. Tako bo podpora za razli\u010dico PowerDNS Authoritative Server 4.2 trajala do januarja 2021. <\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Izvor: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51400\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u0430\u0432\u0442\u043e\u0440\u0438\u0442\u0435\u0442\u043d\u043e\u0433\u043e (authoritative) DNS-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 PowerDNS Authoritative Server 4.2, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0433\u043e \u0434\u043b\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u043e\u0442\u0434\u0430\u0447\u0438 DNS-\u0437\u043e\u043d. \u041f\u043e \u0434\u0430\u043d\u043d\u044b\u043c \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u043f\u0440\u043e\u0435\u043a\u0442\u0430, PowerDNS Authoritative Server \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u0435\u0442 \u043f\u0440\u0438\u043c\u0435\u0440\u043d\u043e 30% \u0438\u0437 \u043e\u0431\u0449\u0435\u0433\u043e \u0447\u0438\u0441\u043b\u0430 \u0434\u043e\u043c\u0435\u043d\u043e\u0432 \u0432 \u0415\u0432\u0440\u043e\u043f\u0435 (\u0435\u0441\u043b\u0438 \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0442\u044c \u0442\u043e\u043b\u044c\u043a\u043e \u0434\u043e\u043c\u0435\u043d\u044b \u0441 \u043f\u043e\u0434\u043f\u0438\u0441\u044f\u043c\u0438 DNSSEC, \u0442\u043e 90%). \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. PowerDNS Authoritative Server \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u043e \u0434\u043e\u043c\u0435\u043d\u0430\u0445 \u0432 [&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-37691","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 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