{"id":100278,"date":"2021-05-25T22:22:48","date_gmt":"2021-05-25T20:22:49","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/google-nachal-ustanovku-os-fuchsia-na-ustrojstva-nest-hub"},"modified":"2021-05-25T22:22:48","modified_gmt":"2021-05-25T20:22:49","slug":"google-nachal-ustanovku-os-fuchsia-na-ustrojstva-nest-hub","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/google-nachal-ustanovku-os-fuchsia-na-ustrojstva-nest-hub","title":{"rendered":"Google a commenc\u00e9 l'installation du syst\u00e8me d'exploitation Fuchsia sur les appareils Nest Hub","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Petr Hosek, qui dirige chez Google l'\u00e9quipe responsable des syst\u00e8mes de construction, des compilateurs et des outils pour les d\u00e9veloppeurs, a pr\u00e9sent\u00e9 le premier appareil qui sera \u00e9quip\u00e9 du syst\u00e8me d'exploitation Fuchsia. Le firmware bas\u00e9 sur Fuchsia commencera \u00e0 \u00eatre livr\u00e9 sur les cadres photo intelligents Nest Hub dans le cadre d'une mise \u00e0 jour exp\u00e9rimentale pour les participants au programme Google Preview Program.     <\/p>\n<p>Si aucune issue impr\u00e9vue ne survient pendant le d\u00e9ploiement du test, le firmware bas\u00e9 sur Fuchsia sera \u00e9galement appliqu\u00e9 aux autres utilisateurs de Nest Hub, qui ne remarqueraient aucune diff\u00e9rence, car l'interface bas\u00e9e sur le framework Flutter restera la m\u00eame, seules les composantes de bas niveau du syst\u00e8me d'exploitation changeront. Auparavant, des appareils Google Nest Hub lanc\u00e9s depuis 2018, combinant des fonctions de cadre photo, de syst\u00e8me multim\u00e9dia et d'interface de contr\u00f4le domotique, utilisaient un firmware bas\u00e9 sur la couche Cast et le noyau Linux.      <\/p>\n<p>Rappelons qu'\u00e0 travers le projet Fuchsia, Google d\u00e9veloppe depuis 2016 un syst\u00e8me d'exploitation universel capable de fonctionner sur tous types d'appareils, allant des stations de travail et smartphones aux appareils int\u00e9gr\u00e9s et consommation. Le d\u00e9veloppement s'inspire de l'exp\u00e9rience acquise avec la plateforme Android et prend en compte les lacunes en mati\u00e8re de scalabilit\u00e9 et de s\u00e9curit\u00e9.     <\/p>\n<p>Le syst\u00e8me est bas\u00e9 sur le micro-noyau Zircon, d\u00e9riv\u00e9 des travaux du projet LK, \u00e9tendu pour \u00eatre utilis\u00e9 sur diverses classes d'appareils, y compris les smartphones et les ordinateurs personnels. Zircon \u00e9tend LK avec le support des processus et des biblioth\u00e8ques partag\u00e9es, le niveau utilisateur, un syst\u00e8me de traitement d'objets et un mod\u00e8le de s\u00e9curit\u00e9 bas\u00e9 sur les capabilities. Les pilotes sont r\u00e9alis\u00e9s sous forme de biblioth\u00e8ques dynamiques fonctionnant dans l'espace utilisateur, charg\u00e9es par le processus devhost et g\u00e9r\u00e9es par le gestionnaire d'appareils (devmg, Device Manager).    <\/p>\n<p>Une interface graphique d\u00e9di\u00e9e a \u00e9t\u00e9 d\u00e9velopp\u00e9e pour Fuchsia, \u00e9crite en Dart en utilisant le framework Flutter. Le projet comprend \u00e9galement un framework pour la cr\u00e9ation d'interfaces utilisateur, Peridot, un gestionnaire de paquets, Fargo, une biblioth\u00e8que standard libc, un syst\u00e8me de rendu, Escher, un pilote Vulkan, Magma, un gestionnaire de composites, Scenic, et des syst\u00e8mes de fichiers MinFS, MemFS, ThinFS (FAT en Go) et Blobfs, ainsi qu'un gestionnaire de partitions, FVM. Pour le d\u00e9veloppement d'applications, les langages C\/C++, Dart, et \u00e9galement Rust pour les composants syst\u00e8me, Go pour la pile r\u00e9seau, ainsi que Python pour le syst\u00e8me de construction sont pris en charge.    <\/p>\n<p><center><img decoding=\"async\" alt=\"Google a commenc\u00e9 l&#039;installation du syst\u00e8me d&#039;exploitation Fuchsia sur les appareils Nest Hub\" src=\"\/wp-content\/uploads\/2021\/05\/68d69a74e074d2b3fe74eb6f4be018e3.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>      <\/p>\n<p>Un gestionnaire syst\u00e8me est utilis\u00e9 au cours du d\u00e9marrage, incluant appmgr pour cr\u00e9er l'environnement logiciel initial, sysmgr pour former l'environnement de d\u00e9marrage et basemgr pour configurer l'environnement utilisateur et organiser la connexion au syst\u00e8me. Pour assurer la s\u00e9curit\u00e9, un syst\u00e8me avanc\u00e9 d'isolation sandbox est propos\u00e9, dans lequel les nouveaux processus n'ont pas acc\u00e8s aux objets du noyau, ne peuvent pas allouer de m\u00e9moire et ne peuvent pas ex\u00e9cuter de code, et un syst\u00e8me d'espaces de noms est utilis\u00e9 pour d\u00e9finir les permissions d'acc\u00e8s. La plateforme fournit un cadre pour cr\u00e9er des composants sous forme de programmes, ex\u00e9cut\u00e9s dans leur propre sandbox, qui peuvent interagir avec d'autres composants via IPC.<br \/>\n<br \/>Source : <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55207\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0435\u0442\u0440 \u0425\u043e\u0441\u0435\u043a (Petr Hosek), \u0432\u043e\u0437\u0433\u043b\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0439 \u0432 Google \u043a\u043e\u043c\u0430\u043d\u0434\u0443, \u043e\u0442\u0432\u0435\u0447\u0430\u044e\u0449\u0443\u044e \u0437\u0430 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0441\u0431\u043e\u0440\u043a\u0438, \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440\u044b \u0438 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0439 \u0434\u043b\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432, \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u043f\u0435\u0440\u0432\u043e\u0435 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u043e, \u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u0431\u0443\u0434\u0435\u0442 \u043a\u043e\u043c\u043f\u043b\u0435\u043a\u0442\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u043e\u0439 Fuchsia. \u041f\u0440\u043e\u0448\u0438\u0432\u043a\u0430 \u043d\u0430 \u0431\u0430\u0437\u0435 Fuchsia \u043d\u0430\u0447\u043d\u0451\u0442 \u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0442\u044c\u0441\u044f \u0432 \u0443\u043c\u043d\u044b\u0435 \u0440\u0430\u043c\u043a\u0438 \u0434\u043b\u044f \u0444\u043e\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0439 Nest Hub \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0443\u0447\u0430\u0441\u0442\u043d\u0438\u043a\u043e\u0432 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b Google Preview Program. \u0415\u0441\u043b\u0438 \u0432 \u0445\u043e\u0434\u0435 \u043f\u0440\u043e\u0431\u043d\u043e\u0433\u043e \u0432\u043d\u0435\u0434\u0440\u0435\u043d\u0438\u044f \u043d\u0435 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":100279,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-100278","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com 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