{"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\/cs\/blog\/news\/gnome-adaptirovan-dlya-upravleniya-cherez-systemd","title":{"rendered":"GNOME je p\u0159izp\u016fsoben pro spr\u00e1vu p\u0159es systemd","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Benjamin Berg (Benjamin Berg<\/a><\/noindex>), jeden z in\u017een\u00fdr\u016f Red Hat, kter\u00fd se zab\u00fdv\u00e1 v\u00fdvojem GNOME, shrnuje<\/a><\/noindex> v\u00fdsledky pr\u00e1ce na p\u0159echodu GNOME na spr\u00e1vu relac\u00ed v\u00fdhradn\u011b prost\u0159ednictv\u00edm systemd, bez pou\u017eit\u00ed procesu gnome-session. <\/p>\n

Pro spr\u00e1vu p\u0159ihl\u00e1\u0161en\u00ed v GNOME se ji\u017e del\u0161\u00ed dobu pou\u017e\u00edv\u00e1 systemd-logind<\/a><\/noindex>, kter\u00fd sleduje stavy relac\u00ed v\u00e1zan\u00fdch na u\u017eivatele, spravuje identifik\u00e1tory relac\u00ed, odpov\u00edd\u00e1 za p\u0159ep\u00edn\u00e1n\u00ed mezi aktivn\u00edmi relacemi, koordinuje v\u00edceu\u017eivatelsk\u00e1 prost\u0159ed\u00ed (Multi-seat), nastavuje politiky p\u0159\u00edstupu k za\u0159\u00edzen\u00edm, poskytuje prost\u0159edky pro vypnut\u00ed a p\u0159echod do re\u017eimu sp\u00e1nku atd. <\/p>\n

Zat\u00edmco \u010d\u00e1st funk\u010dnost\u00ed spojen\u00fdch se sezen\u00edmi z\u016fstala na bedrech procesu gnome-session, kter\u00fd se zab\u00fdval spr\u00e1vou prost\u0159ednictv\u00edm D-Bus, spou\u0161t\u011bn\u00edm displejov\u00e9ho spr\u00e1vce a komponent\u016f GNOME a organizac\u00ed automatick\u00e9ho spou\u0161t\u011bn\u00ed aplikac\u00ed zadan\u00fdch u\u017eivateli. B\u011bhem v\u00fdvoje GNOME 3.34 byly specifick\u00e9 mo\u017enosti pro gnome-session zpracov\u00e1ny jako unit soubory pro systemd, kter\u00e9 se prov\u00e1d\u011bj\u00ed v re\u017eimu \u201esystemd \u2014user\u201c, tedy v r\u00e1mci konkr\u00e9tn\u00edho u\u017eivatelsk\u00e9ho prost\u0159ed\u00ed, a ne cel\u00e9 syst\u00e9mu. Zm\u011bny byly ji\u017e aplikov\u00e1ny v distribuci Fedora 31, jej\u00ed\u017e vyd\u00e1n\u00ed se o\u010dek\u00e1v\u00e1 na konci \u0159\u00edjna.<\/p>\n

Pou\u017eit\u00ed systemd umo\u017enilo organizovat spu\u0161t\u011bn\u00ed procesor\u016f na vy\u017e\u00e1d\u00e1n\u00ed nebo p\u0159i v\u00fdskytu ur\u010dit\u00fdch ud\u00e1lost\u00ed, a tak\u00e9 l\u00e9pe reagovat na p\u0159ed\u010dasn\u00e9 ukon\u010den\u00ed proces\u016f kv\u016fli chyb\u00e1m a podrobn\u011bji zpracov\u00e1vat z\u00e1vislosti p\u0159i spu\u0161t\u011bn\u00ed komponent GNOME. Jako d\u016fsledek lze sn\u00ed\u017eit po\u010det trvale spu\u0161t\u011bn\u00fdch proces\u016f a sn\u00ed\u017eit spot\u0159ebu pam\u011bti. Nap\u0159\u00edklad XWayland nyn\u00ed lze spustit pouze p\u0159i pokusu o spu\u0161t\u011bn\u00ed aplikace zalo\u017een\u00e9 na protokolu X11, a komponenty specifick\u00e9 pro ur\u010dit\u00e9 za\u0159\u00edzen\u00ed pouze p\u0159i p\u0159\u00edtomnosti takov\u00e9ho za\u0159\u00edzen\u00ed (nap\u0159\u00edklad procesory pro \u010dipov\u00e9 karty se spust\u00ed p\u0159i vlo\u017een\u00ed karty a skon\u010d\u00ed p\u0159i jej\u00edm vyta\u017een\u00ed). <\/p>\n

U\u017eivatel\u016fm byly k dispozici flexibiln\u011bj\u0161\u00ed n\u00e1stroje pro spr\u00e1vu spu\u0161t\u011bn\u00ed slu\u017eeb, nap\u0159\u00edklad pro vypnut\u00ed zpracovatele multimedi\u00e1ln\u00edch kl\u00e1ves bude sta\u010dit prov\u00e9st \u201esystemctl \u2014user stop gsd-media-keys.target\u201c. V p\u0159\u00edpad\u011b probl\u00e9m\u016f je mo\u017en\u00e9 zkontrolovat protokoly spojen\u00e9 s ka\u017ed\u00fdm zpracovatelem pomoc\u00ed p\u0159\u00edkazu journalctl (nap\u0159\u00edklad \u201ejournalctl \u2014user -u gsd-media-keys.service\u201c), p\u0159i\u010dem\u017e p\u0159edt\u00edm je t\u0159eba v slu\u017eb\u011b povolit veden\u00ed ladic\u00edho protokolu (\u201eEnvironment=G_MESSAGES_DEBUG=all\u201c). Tak\u00e9 byla p\u0159id\u00e1na mo\u017enost spou\u0161t\u011bn\u00ed ve vyhrazen\u00fdch sandboxov\u00fdch prost\u0159ed\u00edch pro v\u0161echny komponenty GNOME, kter\u00e9 maj\u00ed zv\u00fd\u0161en\u00e9 po\u017eadavky na bezpe\u010dnost. <\/p>\n

Pro usnadn\u011bn\u00ed p\u0159echodu, podpora star\u00e9ho zp\u016fsobu spou\u0161t\u011bn\u00ed proces\u016f pl\u00e1nuje<\/a><\/noindex> uchovat po n\u011bkolik v\u00fdvojov\u00fdch cykl\u016f GNOME. N\u00e1sledn\u011b v\u00fdvoj\u00e1\u0159i provedou revizi stavu gnome-session a pravd\u011bpodobn\u011b (ozna\u010deno jako \u201epravd\u011bpodobn\u00e9\u201c) odstran\u00ed z n\u011bj prost\u0159edky pro spou\u0161t\u011bn\u00ed proces\u016f a \u00fadr\u017ebu D-Bus API. Pot\u00e9 bude pou\u017eit\u00ed \u201esystemd \u2014user\u201c p\u0159evedeno do kategorie povinn\u00fdch funkc\u00ed, co\u017e m\u016f\u017ee p\u0159edstavovat probl\u00e9my pro syst\u00e9my bez systemd a vy\u017eadovat p\u0159\u00edpravu alternativn\u00edho \u0159e\u0161en\u00ed, jak tomu bylo d\u0159\u00edve. systemd-logind<\/a><\/noindex>. Nicm\u00e9n\u011b, ve sv\u00e9 prezentaci na konferenci GUADEC 2019 Benjamin Berg zm\u00ednil \u00famysl zachovat podporu star\u00e9 metody spou\u0161t\u011bn\u00ed pro syst\u00e9my bez systemd, ale tyto informace nesouhlas\u00ed s pl\u00e1ny na str\u00e1nce projektu<\/a><\/noindex>. <\/p>\n

\r\n \"P\u0159ehr\u00e1t\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 p\u0159izp\u016fsobeno pro spr\u00e1vu p\u0159es systemd | ProHoster","description":"Benjamin Berg, jeden z in\u017een\u00fdr\u016f Red Hat, zab\u00fdvaj\u00edc\u00ed se v\u00fdvojem 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