{"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\/da\/blog\/news\/v-fedora-39-namechen-perehod-na-dnf5-izbavlennyj-ot-komponentov-na-yazyke-python","title":{"rendered":"I Fedora 39 er overgangen til DNF5 planlagt, hvilket fjerner komponenter skrevet i Python.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ben Cotton, der er Fedora Program Manager hos Red Hat, har meddelt sin hensigt om at skifte Fedora Linux til standarden for pakkeh\u00e5ndteringssystemet DNF5. I Fedora Linux 39 er det planlagt at erstatte pakkerne dnf, libdnf og dnf-cutomatic med v\u00e6rkt\u00f8jerne DNF5 og det nye bibliotek libdnf5. Forslaget er endnu ikke blevet behandlet af FESCo (Fedora Engineering Steering Committee), som har ansvaret for den tekniske del af udviklingen af Fedora-distributionen.     <\/p>\n<p>DNF kom p\u00e5 et tidspunkt som erstatning for Yum, der var skrevet helt i Python. I DNF blev de pr\u00e6stationskr\u00e6vende lavniveau-funktioner omskrevet og flyttet til separate C-biblioteker som hawkey, librepo, libsolv og libcomps, men rammev\u00e6rket og h\u00f8jniveau-komponenterne forblev p\u00e5 Python. DNF5-projektet sigter mod at forene de eksisterende lavniveau-biblioteker, omskrive de tilbagev\u00e6rende komponenter af pakkeh\u00e5ndteringen, der stadig er p\u00e5 Python, til C++, og flytte basale funktionaliteter til det separate bibliotek libdnf5 med skabelsen af et wrapper omkring dette bibliotek for at bevare Python API'et.      <\/p>\n<p>Brugen af C++ i stedet for Python vil fjerne mange afh\u00e6ngigheder, reducere st\u00f8rrelsen p\u00e5 v\u00e6rkt\u00f8jet og forbedre ydeevnen. Den h\u00f8jere ydeevne opn\u00e5s ikke kun gennem kompilering til maskinkode, men ogs\u00e5 ved en forbedret implementering af transaktionstabellen, optimering af indl\u00e6sning fra repositories og omstrukturering af databasen (systemtilstandsdatabaser adskilt fra operationernes historik). DNF5-v\u00e6rkt\u00f8jet er frigjort fra afh\u00e6ngigheden af PackageKit, som er blevet erstattet af en ny baggrundsproces DNF Daemon, der erstatter PackageKits funktionalitet og tilbyder et interface til pakkeh\u00e5ndtering og opdateringer i grafiske milj\u00f8er.    <\/p>\n<p>Omdesignningen giver ogs\u00e5 mulighed for at implementere nogle forbedringer, der \u00f8ger brugervenligheden af pakkeh\u00e5ndteringssystemet. For eksempel er der i den nye DNF en mere visuel indikation af fremdriften af operationerne; der er tilf\u00f8jet support til brug af lokale RPM-pakker til transaktioner; muligheden for at vise information fra scripts indlejret i pakkerne (scriplets) i rapporterne om udf\u00f8rte transaktioner er blevet tilf\u00f8jet; og et mere avanceret autoudfyldningssystem til bash er blevet foresl\u00e5et.<br \/>\n<br \/>Kilde: <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 5.0.3 - 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 \u043e \u043d\u0430\u043c\u0435\u0440\u0435\u043d\u0438\u0438 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