{"id":104497,"date":"2022-06-24T09:36:39","date_gmt":"2022-06-24T07:36:40","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/google-nachal-rasprostranenie-proshivki-na-baze-os-fuchsia-dlya-ustrojstv-nest-hub-max"},"modified":"2022-06-24T09:36:39","modified_gmt":"2022-06-24T07:36:40","slug":"google-nachal-rasprostranenie-proshivki-na-baze-os-fuchsia-dlya-ustrojstv-nest-hub-max","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/google-nachal-rasprostranenie-proshivki-na-baze-os-fuchsia-dlya-ustrojstv-nest-hub-max","title":{"rendered":"Google za\u010dal distrib\u00faciu firmv\u00e9ru na b\u00e1ze opera\u010dn\u00e9ho syst\u00e9mu Fuchsia pre zariadenia Nest Hub Max","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Spolo\u010dnos\u0165 Google za\u010dala s distrib\u00faciou novej firmv\u00e9ru zalo\u017eenej na OS Fuchsia pre inteligentn\u00e9 fotookn\u00e1 Nest Hub Max, ktor\u00e9 s\u00fa vyr\u00e1ban\u00e9 od roku 2019. V prvej f\u00e1ze bude firmv\u00e9r na b\u00e1ze Fuchsia dodan\u00fd \u00fa\u010dastn\u00edkom programu Google Preview Program, a ak po\u010das testovania nevznikn\u00fa nepredv\u00eddan\u00e9 probl\u00e9my, firmv\u00e9r bude aplikovan\u00fd aj na zariadeniach ostatn\u00fdch pou\u017e\u00edvate\u013eov Nest Hub Max. <\/p>\n

Fotookno Nest Hub Max sa stalo druh\u00fdm spotrebite\u013esk\u00fdm zariaden\u00edm, ktor\u00e9ho s\u00fa\u010das\u0165ou je opera\u010dn\u00fd syst\u00e9m Fuchsia. Prv\u00fdm zariaden\u00edm, ktor\u00e9 dostalo firmv\u00e9r na b\u00e1ze Fuchsia pred rokom, bol model Nest Hub, ktor\u00fd sa odli\u0161uje men\u0161\u00edm displejom a absenciou zabudovanej videokamery, ktor\u00e1 sa pou\u017e\u00edva v syst\u00e9me sledovania a zabezpe\u010denia. Napriek v\u00fdmene opera\u010dn\u00e9ho syst\u00e9mu v firmv\u00e9ri zost\u00e1va pou\u017e\u00edvate\u013esk\u00e9 rozhranie a funk\u010dnos\u0165 plne zachovan\u00e1, a kone\u010dn\u00ed pou\u017e\u00edvatelia by nemali zaznamena\u0165 \u017eiadne rozdiely, ke\u010f\u017ee rozhranie je postaven\u00e9 na b\u00e1ze r\u00e1mca Flutter a je abstrahovan\u00e9 od n\u00edzko\u00farov\u0148ov\u00fdch komponentov. Predt\u00fdm bolo v zariadeniach Nest Hub Max, ktor\u00e9 kombinuj\u00fa funkcie fotookna, multimedi\u00e1lneho syst\u00e9mu a rozhrania na ovl\u00e1danie inteligentnej dom\u00e1cnosti, pou\u017eit\u00e9 firmv\u00e9r na b\u00e1ze vrstvy Cast a jadra Linux. <\/p>\n

OS Fuchsia sa vyv\u00edja spolo\u010dnos\u0165ou Google od roku 2016 s d\u00f4razom na nedostatky v oblasti \u0161k\u00e1lovate\u013enosti a zabezpe\u010denia, ktor\u00e9 existuj\u00fa na platforme Android. Syst\u00e9m je zalo\u017een\u00fd na mikrojadre Zircon, ktor\u00e9 vych\u00e1dza z pr\u00e1c projektu LK, roz\u0161\u00edren\u00e9ho na pou\u017eitie v r\u00f4znych triedach zariaden\u00ed, vr\u00e1tane smartf\u00f3nov a osobn\u00fdch po\u010d\u00edta\u010dov. Zircon roz\u0161iruje LK podporou procesov a zdie\u013ean\u00fdch kni\u017en\u00edc, \u00farov\u0148ou pou\u017e\u00edvate\u013ea, syst\u00e9mom spr\u00e1vy objektov a modelom zabezpe\u010denia na b\u00e1ze capability. Ovl\u00e1da\u010de s\u00fa implementovan\u00e9 ako dynamick\u00e9 kni\u017enice be\u017eiace v priestore pou\u017e\u00edvate\u013ea, ktor\u00e9 sa nahr\u00e1vaj\u00fa procesom devhost a spravuj\u00fa spr\u00e1vcom zariaden\u00ed (devmg, Device Manager). <\/p>\n

Pre Fuchsia bol pripraven\u00fd vlastn\u00fd grafick\u00fd rozhranie, nap\u00edsan\u00e9 v jazyku Dart s vyu\u017eit\u00edm r\u00e1mca Flutter. Projekt tie\u017e vyv\u00edja r\u00e1mec na tvorbu pou\u017e\u00edvate\u013esk\u00fdch rozhran\u00ed Peridot, bal\u00ed\u010dkov\u00fd mana\u017e\u00e9r Fargo, \u0161tandardn\u00fa kni\u017enicu libc, syst\u00e9m renderovania Escher, Vulkan ovl\u00e1da\u010d Magma, kompozitn\u00fd mana\u017e\u00e9r Scenic, s\u00faborov\u00e9 syst\u00e9my MinFS, MemFS, ThinFS (FAT v jazyku Go) a Blobfs, ako aj mana\u017e\u00e9r oddielov FVM. Pre v\u00fdvoj aplik\u00e1ci\u00ed je podporovan\u00e1 podpora jazykov C\/C++, Dart, v syst\u00e9mov\u00fdch komponentoch je tie\u017e povolen\u00e9 pou\u017e\u00edvanie Rustu, v sie\u0165ovej stohovej \u010dasti Go a v syst\u00e9me zostavenia jazyka Python. <\/p>\n

\"Google<\/center> <\/p>\n

Po\u010das sp\u00fa\u0161\u0165ania sa pou\u017e\u00edva syst\u00e9mov\u00fd mana\u017e\u00e9r, ktor\u00fd zah\u0155\u0148a appmgr na vytvorenie po\u010diato\u010dn\u00e9ho programov\u00e9ho prostredia, sysmgr na formovanie zav\u00e1dzacieho prostredia a basemgr na nastavenie pou\u017e\u00edvate\u013esk\u00e9ho prostredia a organiz\u00e1ciu prihl\u00e1senia do syst\u00e9mu. Na zabezpe\u010denie bezpe\u010dnosti je navrhnut\u00fd pokro\u010dil\u00fd syst\u00e9m sandboxovej izol\u00e1cie, v ktorom nov\u00e9 procesy nemaj\u00fa pr\u00edstup k objektom jadra, nem\u00f4\u017eu prideli\u0165 pam\u00e4\u0165 a nem\u00f4\u017eu sp\u00fa\u0161\u0165a\u0165 k\u00f3d, a na pr\u00edstup k zdrojom sa pou\u017e\u00edva syst\u00e9m namespaces, ktor\u00fd ur\u010duje dostupn\u00e9 opr\u00e1vnenia. Platforma poskytuje r\u00e1mec na vytv\u00e1ranie komponentov, ktor\u00e9 predstavuj\u00fa programy be\u017eiace vo vlastnom sandboku, ktor\u00e9 m\u00f4\u017eu interagova\u0165 s in\u00fdmi komponentmi cez IPC.
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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