{"id":183987,"date":"2026-10-24T23:40:39","date_gmt":"2026-10-24T21:40:39","guid":{"rendered":"https:\/\/prohoster.info\/blog\/news\/v-systemd-dobavlena-vozmozhnost-razrabotki-komponentov-na-yazyke-rust"},"modified":"2026-10-24T23:40:45","modified_gmt":"2026-10-24T21:40:45","slug":"systemd-adds-support-for-developing-components-in-rust","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/systemd-adds-support-for-developing-components-in-rust","title":{"rendered":"Do systemd byla p\u0159id\u00e1na mo\u017enost v\u00fdvoje komponent\u016f v jazyce Rust","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"
Do k\u00f3du syst\u00e9mov\u00e9ho spr\u00e1vce systemd bylo zahrnuto zm\u011bnu, kter\u00e1 p\u0159id\u00e1v\u00e1 mo\u017enost vytv\u00e1\u0159en\u00ed komponent v jazyce Rust. Rust se pl\u00e1nuje pou\u017e\u00edvat pouze pro v\u00fdvoj nov\u00fdch komponent, st\u00e1vaj\u00edc\u00ed k\u00f3d v jazyce C se v\u0161ak na Rust nep\u0159epracov\u00e1v\u00e1. B\u011bhem sestaven\u00ed se nepou\u017e\u00edv\u00e1 bal\u00ed\u010dkovac\u00ed mana\u017eer cargo, pouze z\u016fst\u00e1v\u00e1 v provozu sestavovac\u00ed syst\u00e9m Meson. K\u00f3d v Rustu se pou\u017e\u00edv\u00e1 v re\u017eimu \"no_std\" (bez standardn\u00ed knihovny), p\u0159i\u010dem\u017e povoleno je pouze vyu\u017e\u00edv\u00e1n\u00ed knihoven core, alloc a libc. <\/p>\n
Komponenty systemd na Rust se dynamicky spojuj\u00ed s C-knihovnou libsystemd-shared. Rustov\u00e9 ob\u00e1lky nad libsystemd-shared jsou automaticky generov\u00e1ny b\u011bhem sestaven\u00ed z hlavi\u010dkov\u00fdch soubor\u016f pomoc\u00ed n\u00e1stroje bindgen a st\u00e1vaj\u00ed se dostupn\u00fdmi pro rustov\u00e9 programy ve form\u011b bal\u00ed\u010dku systemd_shared. Pro pr\u00e1ci je vy\u017eadov\u00e1na alespo\u0148 verze rustc 1.85 a bindgen 0.71.1, odpov\u00eddaj\u00edc\u00ed verz\u00edm z Debianu 13.<\/p>\n
Testovac\u00ed spustiteln\u00fd soubor na Rust p\u0159i sestaven\u00ed s LTO optimalizacemi zab\u00edr\u00e1 32 kB, zat\u00edmco ekvivalent v C zab\u00edr\u00e1 20 kB. Podpora Rust je ve v\u00fdchoz\u00edm nastaven\u00ed povolena pouze p\u0159i p\u0159\u00edtomnosti odpov\u00eddaj\u00edc\u00edho rustov\u00e9ho n\u00e1stroje v syst\u00e9mu (-Drust=auto). Prvn\u00edm komponentem napsan\u00fdm v Rustu je systemd-keyring-setup, kter\u00fd zat\u00edm nebyl p\u0159ijat do hlavn\u00ed k\u00f3dov\u00e9 z\u00e1kladny systemd. Systemd-keyring-setup slou\u017e\u00ed k nastaven\u00ed a spr\u00e1v\u011b X.509 certifik\u00e1t\u016f pro mechanismy j\u00e1dra Linux dm-verity, fs-verity a bpf. \n Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"