Sakin uwar garken DNS mai caching PowerDNS Recursor 4.6 yana samuwa, wanda ke da alhakin ƙudurin maimaita suna. PowerDNS Recursor an gina shi akan tushe guda ɗaya kamar uwar garken Izini na PowerDNS, amma PowerDNS recursive da madaidaitan sabar DNS ana haɓaka su ta hanyoyi daban-daban na haɓakawa kuma ana fitar da su azaman samfuran daban. Ana rarraba lambar aikin a ƙarƙashin lasisin GPLv2.
Sabar tana ba da kayan aiki don tarin ƙididdiga masu nisa, yana goyan bayan sake kunnawa nan take, yana da ingin ginannen ingin don haɗa masu aiki a cikin yaren Lua, yana goyan bayan DNSSEC, DNS64, RPZ (Yankunan Manufofin Amsa), kuma yana ba ku damar haɗa jerin sunayen baƙi. Yana yiwuwa a yi rikodin sakamakon ƙuduri azaman fayilolin yankin BIND. Don tabbatar da babban aiki, ana amfani da hanyoyin haɗin haɗin kai na zamani a cikin FreeBSD, Linux da Solaris (kqueue, epoll, /dev/poll), da kuma babban fakitin fakitin DNS mai iya sarrafa dubun dubatar buƙatun layi ɗaya.
A cikin sabon sigar:
- An ƙara aikin "Zone to Cache", wanda ke ba ku damar dawo da yankin DNS lokaci-lokaci sannan ku saka abubuwan da ke cikinsa a cikin ma'ajin, ta yadda cache ɗin koyaushe yana cikin yanayin "zafi" kuma ya ƙunshi bayanan da ke da alaƙa da yankin. Ana iya amfani da aikin tare da kowane nau'in yanki, gami da tushen. Ana iya dawo da yanki ta amfani da DNS AXFR, HTTP, HTTPS, ko ta hanyar lodawa daga fayil na gida.
- Yana yiwuwa a sake saita shigarwar daga cache bayan karɓar buƙatun sanarwar masu shigowa.
- Ƙara goyon baya don ɓoye kira zuwa sabobin DNS ta amfani da DoT (DNS akan TLS). Ta hanyar tsoho, ana kunna DoT lokacin da ka saka tashar jiragen ruwa 853 don Mai Gabatar da DNS ko lokacin da ka lissafta sabar DNS a sarari ta hanyar ma'auni-zuwa-auth-names. Har yanzu ba a yi aikin tabbatar da takaddun shaida ba, kamar yadda ake canzawa ta atomatik zuwa DoT da goyan bayan sa ta uwar garken DNS (za a kunna waɗannan fasalulluka bayan amincewar kwamitin daidaitawa).
- An sake rubuta lambar don kafa haɗin TCP masu fita, kuma an ƙara ikon sake amfani da haɗin. Don sake amfani da haɗin TCP (da DoT), haɗin ba ya rufe nan da nan bayan sarrafa buƙatun, amma ana barin su a buɗe na ɗan lokaci (tsarin tcp-out-max-idle-ms yana sarrafa halayen).
- An faɗaɗa kewayon ma'auni da aka tattara da fitarwa tare da ƙididdiga da bayanai don tsarin sa ido.
- An ƙara fasalin Binciken Bidiyo na gwaji wanda ke ba ku damar samun cikakkun bayanai game da lokacin aiwatar da kowane matakin ƙuduri.
source: budenet.ru