{"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\/sk\/blog\/news\/google-nachal-ustanovku-os-fuchsia-na-ustrojstva-nest-hub","title":{"rendered":"Google za\u010dal in\u0161tal\u00e1ciu OS Fuchsia na zariadenia Nest Hub","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Petr Hosek, ktor\u00fd vedie t\u00edm v Google zodpovedn\u00fd za syst\u00e9my zostavovania, kompil\u00e1tory a n\u00e1stroje pre v\u00fdvoj\u00e1rov, predstavil prv\u00e9 zariadenie, ktor\u00e9 bude dod\u00e1van\u00e9 s opera\u010dn\u00fdm syst\u00e9mom Fuchsia. Firmv\u00e9rom zalo\u017een\u00fdm na Fuchsia sa za\u010dne aktualiz\u00e1cia pre inteligentn\u00e9 r\u00e1my fotografi\u00ed Nest Hub v r\u00e1mci experiment\u00e1lneho aktualizovania pre \u00fa\u010dastn\u00edkov programu Google Preview Program. <\/p>\n

Ak po\u010das sk\u00fa\u0161obn\u00e9ho nasadenia nevznikn\u00fa nepredv\u00eddan\u00e9 probl\u00e9my, firmv\u00e9r zalo\u017een\u00fd na Fuchsia bude aplikovan\u00fd aj na zariadenia ostatn\u00fdch pou\u017e\u00edvate\u013eov Nest Hub, ktor\u00ed si nev\u0161imn\u00fa rozdiely, preto\u017ee rozhranie postaven\u00e9 na z\u00e1klade r\u00e1mca Flutter zostane nezmenen\u00e9, zmenia sa iba n\u00edzkolevelov\u00e9 s\u00fa\u010dasti opera\u010dn\u00e9ho syst\u00e9mu. Predt\u00fdm sa na vyd\u00e1van\u00fdch od roku 2018 zariadeniach Google Nest Hub, ktor\u00e9 kombinuj\u00fa funkcie r\u00e1mca pre fotografie, multimedi\u00e1lneho syst\u00e9mu a rozhrania na spr\u00e1vu inteligentnej dom\u00e1cnosti, pou\u017e\u00edval firmv\u00e9r zalo\u017een\u00fd na rozhran\u00ed Cast a jadre Linux. <\/p>\n

Pripome\u0148me, \u017ee v r\u00e1mci projektu Fuchsia vyv\u00edja spolo\u010dnos\u0165 Google od roku 2016 univerz\u00e1lny opera\u010dn\u00fd syst\u00e9m schopn\u00fd fungova\u0165 na ak\u00fdchko\u013evek typoch zariaden\u00ed, od pracovn\u00fdch stan\u00edc a smartf\u00f3nov po zabudovan\u00fa a spotrebite\u013esk\u00fa technol\u00f3giu. V\u00fdvoj zoh\u013ead\u0148uje sk\u00fasenosti zo zostavovania platformy Android a berie do \u00favahy nedostatky v oblasti \u0161k\u00e1lovate\u013enosti a zais\u0165ovania bezpe\u010dnosti. <\/p>\n

Syst\u00e9m je zalo\u017een\u00fd na mikrojadre Zircon, postavenom na z\u00e1kladoch projektu LK, ktor\u00fd bol roz\u0161\u00edren\u00fd na aplik\u00e1cie 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 z\u00e1klade capability. Ovl\u00e1da\u010de s\u00fa implementovan\u00e9 ako dynamick\u00e9 kni\u017enice funguj\u00face v priestore pou\u017e\u00edvate\u013ea, s ktor\u00fdmi pracuje proces devhost a s\u00fa spravovan\u00e9 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":"

\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 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