{"id":114572,"date":"2024-03-26T00:25:51","date_gmt":"2024-03-25T22:25:51","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-fedora-41-namechen-perehod-na-paketnyj-menedzher-dnf5"},"modified":"2024-03-26T00:25:51","modified_gmt":"2024-03-25T22:25:51","slug":"v-fedora-41-namechen-perehod-na-paketnyj-menedzher-dnf5","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/v-fedora-41-namechen-perehod-na-paketnyj-menedzher-dnf5","title":{"rendered":"No Fedora 41, est\u00e1 previsto a transi\u00e7\u00e3o para o gerenciador de pacotes DNF5.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>No lan\u00e7amento do Fedora 41, foi proposto que a distribui\u00e7\u00e3o padr\u00e3o fosse migrada para o gerenciador de pacotes DNF5. Inicialmente, a transi\u00e7\u00e3o para o DNF5 estava prevista para o lan\u00e7amento do Fedora 39, mas a migra\u00e7\u00e3o foi adiada devido \u00e0 falta de prontid\u00e3o das ferramentas. Apesar de ainda n\u00e3o se ter alcan\u00e7ado a paridade total em funcionalidade com a ferramenta antiga, os desenvolvedores acreditam que a distribui\u00e7\u00e3o est\u00e1 pronta para a migra\u00e7\u00e3o, e as funcionalidades ausentes podem ser implementadas posteriormente. A proposta ainda n\u00e3o foi analisada pelo comit\u00ea FESCo (Fedora Engineering Steering Committee), respons\u00e1vel pela parte t\u00e9cnica do desenvolvimento da distribui\u00e7\u00e3o Fedora. Se a proposta for aprovada, os pacotes dnf, libdnf e dnf-cutomatic ser\u00e3o substitu\u00eddos pelas ferramentas DNF5 e pela nova biblioteca libdnf5, e o link simb\u00f3lico \/usr\/bin\/dnf come\u00e7ar\u00e1 a apontar para o execut\u00e1vel dnf5.    <\/p>\n<p>Na \u00e9poca, o DNF substituiu o gerenciador de pacotes Yum na distribui\u00e7\u00e3o, que foi inteiramente escrito em Python. No DNF, fun\u00e7\u00f5es de baixo n\u00edvel exigentes em desempenho foram reescritas e separadas em bibliotecas C chamadas hawkey, librepo, libsolv e libcomps, mas a estrutura e os componentes de alto n\u00edvel permaneceram em Python. O projeto DNF5 tem como objetivo unificar as bibliotecas de baixo n\u00edvel existentes, reescrever os componentes de gerenciamento de pacotes que ainda est\u00e3o em Python na linguagem C++, e extrair a funcionalidade b\u00e1sica para uma biblioteca separada libdnf5, criando uma camada em torno dessa biblioteca para manter a API Python.    <\/p>\n<p>O uso da linguagem C++ em vez de Python permitiu eliminar um grande n\u00famero de depend\u00eancias, reduzir o tamanho do conjunto de ferramentas e aumentar o desempenho. Um desempenho maior \u00e9 alcan\u00e7ado n\u00e3o apenas pela compila\u00e7\u00e3o em c\u00f3digo de m\u00e1quina, mas tamb\u00e9m devido \u00e0 implementa\u00e7\u00e3o aprimorada da tabela de transa\u00e7\u00f5es, otimiza\u00e7\u00e3o do carregamento de reposit\u00f3rios e reestrutura\u00e7\u00e3o do banco de dados (separados os bancos de dados com o estado do sistema e o hist\u00f3rico de opera\u00e7\u00f5es). O conjunto de ferramentas DNF5 foi desassociado do PackageKit, sendo substitu\u00eddo por um novo processo de segundo plano, o DNF Daemon, que substitui a funcionalidade do PackageKit e oferece uma interface para gerenciamento de pacotes e atualiza\u00e7\u00f5es em ambientes gr\u00e1ficos.    <\/p>\n<p>A reestrutura\u00e7\u00e3o tamb\u00e9m permitiu implementar algumas melhorias que aumentam a facilidade de uso do gerenciador de pacotes. Por exemplo, no novo DNF, foi introduzida uma indica\u00e7\u00e3o de progresso mais clara durante a execu\u00e7\u00e3o de opera\u00e7\u00f5es; foi adicionado suporte para o uso de pacotes RPM locais em transa\u00e7\u00f5es; foi incorporada a possibilidade de exibir nos relat\u00f3rios de transa\u00e7\u00f5es executadas informa\u00e7\u00f5es fornecidas pelos scripts embutidos nos pacotes (scriplets); foi proposta uma sistema de autocompleta\u00e7\u00e3o de entrada mais avan\u00e7ado para bash.<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60849\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0432\u044b\u043f\u0443\u0441\u043a\u0435 Fedora 41 \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u043e \u043f\u0435\u0440\u0435\u0432\u0435\u0441\u0442\u0438 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432 \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. \u0418\u0437\u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e, \u043f\u0435\u0440\u0435\u0445\u043e\u0434 \u043d\u0430 DNF5 \u043f\u043b\u0430\u043d\u0438\u0440\u043e\u0432\u0430\u043b\u043e\u0441\u044c \u043f\u0440\u043e\u0438\u0437\u0432\u0435\u0441\u0442\u0438 \u0432 \u0432\u044b\u043f\u0443\u0441\u043a\u0435 Fedora 39, \u043d\u043e \u043c\u0438\u0433\u0440\u0430\u0446\u0438\u044f \u0431\u044b\u043b\u0430 \u043e\u0442\u043b\u043e\u0436\u0435\u043d\u0430 \u0438\u0437-\u0437\u0430 \u043d\u0435\u0433\u043e\u0442\u043e\u0432\u043d\u043e\u0441\u0442\u0438 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f. \u041d\u0435\u0441\u043c\u043e\u0442\u0440\u044f \u043d\u0430 \u0442\u043e, \u0447\u0442\u043e \u043f\u043e\u043b\u043d\u044b\u0439 \u043f\u0430\u0440\u0438\u0442\u0435\u0442 \u0432 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u0438 \u0441\u043e \u0441\u0442\u0430\u0440\u044b\u043c \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0435\u043c \u0432\u0441\u0451 \u0435\u0449\u0451 \u043d\u0435 \u0434\u043e\u0441\u0442\u0438\u0433\u043d\u0443\u0442, \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u0441\u0447\u0438\u0442\u0430\u044e\u0442, \u0447\u0442\u043e \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432 \u0433\u043e\u0442\u043e\u0432 \u043a \u043c\u0438\u0433\u0440\u0430\u0446\u0438\u0438, \u0430 \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u044e\u0449\u0438\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 [&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-114572","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=\"\u0412 \u0432\u044b\u043f\u0443\u0441\u043a\u0435 Fedora 41 \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u043e \u043f\u0435\u0440\u0435\u0432\u0435\u0441\u0442\u0438 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432 \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.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" 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