{"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\/fr\/blog\/news\/v-fedora-39-namechen-perehod-na-dnf5-izbavlennyj-ot-komponentov-na-yazyke-python","title":{"rendered":"Fedora 39 pr\u00e9voit la transition vers DNF5, exempt de composants en Python","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ben Cotton, responsable du programme Fedora chez Red Hat, a annonc\u00e9 son intention de passer par d\u00e9faut \u00e0 DNF5 pour la gestion des paquets sous Fedora Linux. Fedora Linux 39 pr\u00e9voit de remplacer les paquets dnf, libdnf et dnf-cutomatic par l\u2019outil DNF5 et la nouvelle biblioth\u00e8que libdnf5. Cette proposition n'a pas encore \u00e9t\u00e9 examin\u00e9e par le comit\u00e9 FESCo (Fedora Engineering Steering Committee), charg\u00e9 des aspects techniques du d\u00e9veloppement de la distribution Fedora.     <\/p>\n<p>\u00c0 l'\u00e9poque, DNF a remplac\u00e9 Yum, qui \u00e9tait enti\u00e8rement \u00e9crit en Python. Dans DNF, les fonctions bas niveau exigeantes en termes de performance ont \u00e9t\u00e9 r\u00e9\u00e9crites et extraites dans des biblioth\u00e8ques C distinctes : hawkey, librepo, libsolv et libcomps, mais l\u2019architecture et les composants de haut niveau sont rest\u00e9s en Python. Le projet DNF5 vise \u00e0 unifier les biblioth\u00e8ques bas niveau existantes, \u00e0 r\u00e9\u00e9crire en C++ les composants de gestion des paquets toujours en Python et \u00e0 extraire les fonctionnalit\u00e9s de base dans une biblioth\u00e8que distincte libdnf5, tout en cr\u00e9ant un wrapper autour de cette biblioth\u00e8que pour conserver l\u2019API Python.      <\/p>\n<p>L'utilisation du C++ au lieu de Python permettra de r\u00e9duire de nombreuses d\u00e9pendances, de diminuer la taille de l'outil et d'augmenter les performances. Une performance sup\u00e9rieure est obtenue non seulement gr\u00e2ce \u00e0 la compilation en code machine, mais aussi gr\u00e2ce \u00e0 une meilleure impl\u00e9mentation de la table des transactions, \u00e0 l'optimisation du chargement depuis les d\u00e9p\u00f4ts et \u00e0 la restructuration de la base de donn\u00e9es (les bases d'\u00e9tat du syst\u00e8me et d'historique des op\u00e9rations sont s\u00e9par\u00e9es). L'outil DNF5 est lib\u00e9r\u00e9 de la d\u00e9pendance \u00e0 PackageKit, remplac\u00e9 par un nouveau processus en arri\u00e8re-plan DNF Daemon, qui remplit les fonctions de PackageKit et offre une interface pour la gestion des paquets et des mises \u00e0 jour dans des environnements graphiques.    <\/p>\n<p>La refonte permettra \u00e9galement d'apporter certaines am\u00e9liorations, renfor\u00e7ant la convivialit\u00e9 du gestionnaire de paquets. Par exemple, dans le nouveau DNF, une indication de progression plus visuelle des op\u00e9rations a \u00e9t\u00e9 mise en \u0153uvre ; la prise en charge des RPM locaux pour les transactions a \u00e9t\u00e9 ajout\u00e9e ; la possibilit\u00e9 d'afficher dans les rapports d'ex\u00e9cution les informations fournies par les scripts int\u00e9gr\u00e9s dans les paquets (scriplets) a \u00e9t\u00e9 incluse ; et un syst\u00e8me d'auto-compl\u00e9tion avanc\u00e9 pour bash a \u00e9t\u00e9 propos\u00e9.<br \/>\n<br \/>Source : <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 5.0.2 - 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 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