{"id":38614,"date":"2019-10-31T22:24:52","date_gmt":"2019-10-31T19:24:52","guid":{"rendered":"https:\/\/prohoster.info\/blog\/gnome-adaptirovan-dlya-upravleniya-cherez-systemd\/"},"modified":"2019-10-31T22:24:52","modified_gmt":"2019-10-31T19:24:52","slug":"gnome-adaptirovan-dlya-upravleniya-cherez-systemd","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/gnome-adaptirovan-dlya-upravleniya-cherez-systemd","title":{"rendered":"GNOME je prisp\u00f4soben\u00fd na spr\u00e1vu cez systemd","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Benjamin Berg (Benjamin Berg<\/a><\/noindex>), jeden z in\u017einierov Red Hat, ktor\u00fd sa zaober\u00e1 v\u00fdvojom GNOME, zh\u0155nul<\/a><\/noindex> v\u00fdsledky pr\u00e1ce na prechode GNOME na spravovanie rel\u00e1ci\u00ed v\u00fdhradne pomocou systemd, bez vyu\u017eitia procesu gnome-session. <\/p>\n

Na spravovanie prihl\u00e1senia do GNOME sa u\u017e dlh\u0161\u00ed \u010das pou\u017e\u00edva systemd-logind<\/a><\/noindex>, ktor\u00fd sleduje stavy rel\u00e1ci\u00ed v s\u00favislosti s pou\u017e\u00edvate\u013eom, spravuje identifik\u00e1tory rel\u00e1ci\u00ed, zodpoved\u00e1 za prep\u00ednanie medzi akt\u00edvnymi rel\u00e1ciami, koordinuje viacu\u017e\u00edvate\u013esk\u00e9 prostredia (Multi-seat), nastavuje pr\u00edstupov\u00e9 politiky k zariadeniam, poskytuje prostriedky na vyp\u00ednanie a prechod do sp\u00e1nkov\u00e9ho re\u017eimu a podobne. <\/p>\n

\u010cas\u0165 funk\u010dnosti t\u00fdkaj\u00facej sa rel\u00e1ci\u00ed zostala na pleciach procesu gnome-session, ktor\u00fd sa zaoberal spr\u00e1vou cez D-Bus, sp\u00fa\u0161\u0165an\u00edm displejov\u00e9ho mana\u017e\u00e9ra a komponentov GNOME, organizovan\u00edm automatick\u00e9ho sp\u00fa\u0161\u0165ania aplik\u00e1ci\u00ed ur\u010den\u00fdch pou\u017e\u00edvate\u013eom. Po\u010das v\u00fdvoja GNOME 3.34 s\u00fa \u0161pecifick\u00e9 mo\u017enosti pre gnome-session spracovan\u00e9 vo forme unit s\u00faborov pre systemd, ktor\u00e9 sa vykon\u00e1vaj\u00fa v re\u017eime \u201esystemd \u2014user\u201c, t.j. v spojen\u00ed s prostred\u00edm konkr\u00e9tneho pou\u017e\u00edvate\u013ea, a nie celej syst\u00e9m. Zmeny u\u017e boli aplikovan\u00e9 v distrib\u00facii Fedora 31, ktorej vydanie sa o\u010dak\u00e1va na konci okt\u00f3bra.<\/p>\n

Pou\u017eitie systemd umo\u017enilo organizova\u0165 sp\u00fa\u0161\u0165anie spracovate\u013eov na po\u017eiadanie alebo pri v\u00fdskyte ur\u010dit\u00fdch udalost\u00ed, ako aj sofistikovanej\u0161ie reagova\u0165 na pred\u010dasn\u00e9 ukon\u010denie procesov v d\u00f4sledku por\u00fach a roz\u0161\u00edrene spracov\u00e1va\u0165 z\u00e1vislosti pri sp\u00fa\u0161\u0165an\u00ed komponentov GNOME. V d\u00f4sledku toho je mo\u017en\u00e9 zn\u00ed\u017ei\u0165 po\u010det neust\u00e1le spusten\u00fdch procesov a zn\u00ed\u017ei\u0165 spotrebu pam\u00e4te. Napr\u00edklad, XWayland teraz m\u00f4\u017ee by\u0165 spusten\u00fd len pri pokuse o vykonanie aplik\u00e1cie zalo\u017eenej na protokole X11, a komponenty \u0161pecifick\u00e9 pre ur\u010dit\u00e9 zariadenia, len pri pr\u00edtomnosti tak\u00e9ho zariadenia (napr\u00edklad spracovatelia pre smart karty bud\u00fa spusten\u00e9 pri vlo\u017een\u00ed karty a ukon\u010den\u00e9 pri jej vybrat\u00ed). <\/p>\n

Pre pou\u017e\u00edvate\u013eov sa objavili flexibilnej\u0161ie n\u00e1stroje na spr\u00e1vu sp\u00fa\u0161\u0165ania slu\u017eieb, napr\u00edklad na vypnutie spracovate\u013ea multimedi\u00e1lnych kl\u00e1ves bude sta\u010di\u0165 vykona\u0165 \u201esystemctl \u2014user stop gsd-media-keys.target\u201c. V pr\u00edpade probl\u00e9mov spojen\u00fdch s ka\u017ed\u00fdm spracovate\u013eom je mo\u017en\u00e9 z\u00e1znamy skontrolova\u0165 pomocou pr\u00edkazu journalctl (napr\u00edklad \u201ejournalctl \u2014user -u gsd-media-keys.service\u201c), pri\u010dom predt\u00fdm sa odpor\u00fa\u010da zapn\u00fa\u0165 v slu\u017ebe vedenie ladenia z\u00e1znamov (\u201eEnvironment=G_MESSAGES_DEBUG=all\u201c). Tie\u017e sa objavila mo\u017enos\u0165 sp\u00fa\u0161\u0165ania v izolovan\u00fdch sandboxov\u00fdch prostrediach v\u0161etk\u00fdch komponentov GNOME, ktor\u00e9 maj\u00fa zv\u00fd\u0161en\u00e9 po\u017eiadavky na bezpe\u010dnos\u0165. <\/p>\n

Na zmiernenie prechodu, podpora star\u00e9ho sp\u00f4sobu sp\u00fa\u0161\u0165ania procesov pl\u00e1nuje<\/a><\/noindex> uchova\u0165 po\u010das nieko\u013ek\u00fdch cyklov v\u00fdvoja GNOME. N\u00e1sledne v\u00fdvoj\u00e1ri vykonaj\u00fa rev\u00edziu stavu gnome-session a pravdepodobne (ozna\u010den\u00e9 ako \u201elikely\u201c) odstr\u00e1nia z neho prostriedky na sp\u00fa\u0161\u0165anie procesov a prev\u00e1dzkovanie D-Bus API. Potom bude aplikovanie \u201esystemd \u2014user\u201c prelo\u017een\u00e9 do povinnej funkcie, \u010do m\u00f4\u017ee vytvori\u0165 \u0165a\u017ekosti pre syst\u00e9my bez systemd a vy\u017eaduje pr\u00edpravu alternat\u00edvneho rie\u0161enia, ako to bolo kedysi. systemd-logind<\/a><\/noindex>. Napriek tomu, vo svojom vyst\u00fapen\u00ed na konferencii GUADEC 2019 Benjamin Berg spomenul z\u00e1mysel zachova\u0165 podporu star\u00e9ho sp\u00f4sobu sp\u00fa\u0161\u0165ania pre syst\u00e9my bez systemd, ale t\u00e1to inform\u00e1cia sa rozch\u00e1dza s pl\u00e1nmi na str\u00e1nke projektu<\/a><\/noindex>. <\/p>\n

\r\n \"Prehrajte\r\n
<\/div>\r\n <\/div><\/center><\/p>\n

<\/a><\/noindex><\/p>\n

Zdroj: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0411\u0435\u043d\u0434\u0436\u0430\u043c\u0438\u043d \u0411\u0435\u0440\u0433 (Benjamin Berg), \u043e\u0434\u0438\u043d \u0438\u0437 \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u043e\u0432 Red Hat, \u0437\u0430\u043d\u0438\u043c\u0430\u044e\u0449\u0438\u0439\u0441\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u043e\u0439 GNOME, \u043e\u0431\u043e\u0431\u0449\u0438\u043b \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u044b \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e \u043f\u0435\u0440\u0435\u0432\u043e\u0434\u0443 GNOME \u043d\u0430 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0441\u0435\u0430\u043d\u0441\u0430\u043c\u0438 \u0438\u0441\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0430\u043c\u0438 systemd, \u0431\u0435\u0437 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430 gnome-session. \u0414\u043b\u044f \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0432\u0445\u043e\u0434\u043e\u043c \u0432 GNOME \u0443\u0436\u0435 \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u0434\u0430\u0432\u043d\u043e \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f systemd-logind, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043e\u0442\u0441\u043b\u0435\u0436\u0438\u0432\u0430\u0435\u0442 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u044f \u0441\u0435\u0430\u043d\u0441\u043e\u0432 \u0432 \u043f\u0440\u0438\u0432\u044f\u0437\u043a\u0435 \u043a \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e, \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u0430\u043c\u0438 \u0441\u0435\u0430\u043d\u0441\u043e\u0432, \u043e\u0442\u0432\u0435\u0447\u0430\u0435\u0442 \u0437\u0430 \u043f\u0435\u0440\u0435\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435 \u043c\u0435\u0436\u0434\u0443 \u0430\u043a\u0442\u0438\u0432\u043d\u044b\u043c\u0438 \u0441\u0435\u0430\u043d\u0441\u0430\u043c\u0438, […]<\/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-38614","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47GNOME je prisp\u00f4soben\u00fd na spr\u00e1vu cez systemd | ProHoster","description":"Benjamin Berg, jeden z in\u017einierov spolo\u010dnosti Red Hat, ktor\u00fd sa zaober\u00e1 v\u00fdvojom 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