{"id":105057,"date":"2022-09-10T20:47:34","date_gmt":"2022-09-10T18:47:34","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-fedora-39-namechen-perehod-na-dnf5-izbavlennyj-ot-komponentov-na-yazyke-python"},"modified":"2022-09-10T20:47:34","modified_gmt":"2022-09-10T18:47:34","slug":"v-fedora-39-namechen-perehod-na-dnf5-izbavlennyj-ot-komponentov-na-yazyke-python","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/v-fedora-39-namechen-perehod-na-dnf5-izbavlennyj-ot-komponentov-na-yazyke-python","title":{"rendered":"I Fedora 39 planeras \u00f6verg\u00e5ngen till DNF5, fri fr\u00e5n komponenter skrivna i Python","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ben Cotton, som \u00e4r Fedora Program Manager p\u00e5 Red Hat, har meddelat avsikten att som standard byta till paketf\u00f6rvaltaren DNF5 f\u00f6r Fedora Linux. I Fedora Linux 39 planeras ett byte av paketen dnf, libdnf och dnf-cutomatic till verktyget DNF5 och det nya biblioteket libdnf5. F\u00f6rslaget har \u00e4nnu inte behandlats av FESCo (Fedora Engineering Steering Committee), som ansvarar f\u00f6r den tekniska delen av utvecklingen av Fedora-distributionen.     <\/p>\n<p>Vid sin tid kom DNF som en ers\u00e4ttning f\u00f6r Yum, som var helt skriven i Python. I DNF har de prestandakr\u00e4vande l\u00e5gniv\u00e5funktionerna skrivits om och flyttats till separata C-bibliotek som hawkey, librepo, libsolv och libcomps, medan ramverket och h\u00f6gre komponenter stannade kvar i Python. DNF5-projektet syftar till att enhetligg\u00f6ra befintliga l\u00e5gniv\u00e5bibliotek, skriva om de \u00e5terst\u00e5ende komponenterna f\u00f6r paketf\u00f6rvaltning fr\u00e5n Python till C++ och flytta grundl\u00e4ggande funktionalitet till ett separat bibliotek libdnf5 med skapandet av ett gr\u00e4nssnitt runt detta bibliotek f\u00f6r att bevara Python API.      <\/p>\n<p>Anv\u00e4ndningen av C++ ist\u00e4llet f\u00f6r Python m\u00f6jligg\u00f6r en avveckling av ett stort antal beroenden, minskar storleken p\u00e5 verktyget och \u00f6kar prestandan. Den h\u00f6gre prestandan uppn\u00e5s inte bara genom anv\u00e4ndning av kompilerad maskinkod, utan ocks\u00e5 genom en f\u00f6rb\u00e4ttrad implementation av transaktionstabellen, optimering av nedladdningar fr\u00e5n arkiv och omstrukturering av databasen (b\u00e5de systemtillst\u00e5nd och operationshistorik har separerats). Verktyget DNF5 \u00e4r fritt fr\u00e5n kopplingar till PackageKit, vars funktionalitet ers\u00e4tts av den nya bakgrundsprocessen DNF Daemon, som tillhandah\u00e5ller ett gr\u00e4nssnitt f\u00f6r pakethantering och uppdateringar i grafiska milj\u00f6er.    <\/p>\n<p>Omstruktureringen kommer ocks\u00e5 att m\u00f6jligg\u00f6ra vissa f\u00f6rb\u00e4ttringar som \u00f6kar anv\u00e4ndarv\u00e4nligheten hos paketf\u00f6rvaltaren. Till exempel har den nya DNF implementerat en mer tydlig indikation av framstegen f\u00f6r operationer; st\u00f6d f\u00f6r anv\u00e4ndning av lokala RPM-paket f\u00f6r transaktioner har lagts till; m\u00f6jlighet att visa information fr\u00e5n inbyggda skript (scriplets) i rapporter om genomf\u00f6rda transaktioner har lagts till; och ett mer avancerat system f\u00f6r autokomplettering av inmatningar f\u00f6r bash har f\u00f6reslagits.<br \/>\n<br \/>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57757\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0411\u0435\u043d \u041a\u043e\u0442\u0442\u043e\u043d (Ben Cotton), \u0437\u0430\u043d\u0438\u043c\u0430\u044e\u0449\u0438\u0439 \u0432 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Red Hat \u0434\u043e\u043b\u0436\u043d\u043e\u0441\u0442\u044c Fedora Program Manager, \u043e\u0431\u044a\u044f\u0432\u0438\u043b \u043e \u043d\u0430\u043c\u0435\u0440\u0435\u043d\u0438\u0438 \u043f\u0435\u0440\u0435\u0432\u0435\u0441\u0442\u0438 Fedora Linux \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u043d\u0430 \u043f\u0430\u043a\u0435\u0442\u043d\u044b\u0439 \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440 DNF5. \u0412 Fedora Linux 39 \u043f\u043b\u0430\u043d\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u0437\u0430\u043c\u0435\u043d\u0438\u0442\u044c \u043f\u0430\u043a\u0435\u0442\u044b dnf, libdnf \u0438 dnf-cutomatic \u043d\u0430 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0439 DNF5 \u0438 \u043d\u043e\u0432\u0443\u044e \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0443 libdnf5. \u041f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u043f\u043e\u043a\u0430 \u043d\u0435 \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0435\u043d\u043e \u043a\u043e\u043c\u0438\u0442\u0435\u0442\u043e\u043c FESCo (Fedora Engineering Steering Committee), \u043e\u0442\u0432\u0435\u0447\u0430\u044e\u0449\u0438\u043c \u0437\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-105057","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=\"\u0411\u0435\u043d \u041a\u043e\u0442\u0442\u043e\u043d (Ben Cotton), \u0437\u0430\u043d\u0438\u043c\u0430\u044e\u0449\u0438\u0439 \u0432 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Red Hat \u0434\u043e\u043b\u0436\u043d\u043e\u0441\u0442\u044c Fedora Program Manager, \u043e\u0431\u044a\u044f\u0432\u0438\u043b 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