{"id":108629,"date":"2023-05-19T12:48:11","date_gmt":"2023-05-19T10:48:11","guid":{"rendered":"https:\/\/prohoster.info\/?p=108629"},"modified":"2023-05-19T12:52:44","modified_gmt":"2023-05-19T10:52:44","slug":"vypusk-util-linux-2-39","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/vypusk-util-linux-2-39","title":{"rendered":"Vydanie Util-linux 2.39","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Bola vydan\u00e1 nov\u00e1 verzia bal\u00edka syst\u00e9mov\u00fdch n\u00e1strojov Util-linux 2.39, ktor\u00fd obsahuje n\u00e1stroje \u00fazko spojen\u00e9 s jadrom Linuxu aj v\u0161eobecn\u00e9 n\u00e1stroje. Napr\u00edklad bal\u00edk obsahuje n\u00e1stroje mount\/umount, fdisk, hwclock, cal, blkid, fsck\/cfdisk\/sfdisk, blockdev, chrt, mkfs, ionice, more, renice, su, kill, setsid, login, shutdown, dmesg, lscpu, logger, losetup, setterm, mkswap, swapon, taskset a \u010fal\u0161ie.     <\/p>\n<p>V novej verzii:   <\/p>\n<ul>\n<li class=\"l\"> V utilite mount a kni\u017enici libmount bola pridan\u00e1 podpora nov\u00e9ho API jadra Linux na spr\u00e1vu montovania s\u00faborov\u00fdch syst\u00e9mov zoh\u013ead\u0148uj\u00faceho men\u00e1 montovac\u00edch bodov (mount namespaces). V novom API namiesto spolo\u010dnej funkcie mount() s\u00fa pou\u017eit\u00e9 oddelen\u00e9 funkcie na spracovanie r\u00f4znych f\u00e1z montovania (spracova\u0165 superblok, z\u00edska\u0165 inform\u00e1cie o FS, pripoji\u0165, pripoji\u0165 k montovaciemu bodu). Kompatibilita libmount so star\u0161\u00edmi jadrami Linux a star\u00fdm API pre montovanie bola zachovan\u00e1. Pre n\u00faten\u00e9 vypnutie nov\u00e9ho API bola pridan\u00e1 mo\u017enos\u0165 \u2018--disable-libmount-mountfd-support\u2019.\n<li class=\"l\"> Vyu\u017eitie nov\u00e9ho API montovania umo\u017enilo implement\u00e1ciu podpory mapovania identifik\u00e1torov pou\u017e\u00edvate\u013eov pripojen\u00fdch s\u00faborov\u00fdch syst\u00e9mov, ktor\u00e9 sa pou\u017e\u00edvaj\u00fa na porovn\u00e1vanie s\u00faborov konkr\u00e9tneho pou\u017e\u00edvate\u013ea na pripojenom cudzom oddiele s in\u00fdm pou\u017e\u00edvate\u013eom v aktu\u00e1lnom syst\u00e9me. Pre spr\u00e1vu mapovania bola do utilitky mount pridan\u00e1 mo\u017enos\u0165 \u2018X-mount.idmap=\u2019.\n<li class=\"l\"> Do utilitky mount boli pridan\u00e9 nov\u00e9 mo\u017enosti: \u2018X-mount.auto-fstypes\u2019 na automatick\u00e9 zistenie s\u00faborov\u00e9ho syst\u00e9mu ur\u010dit\u00e9ho typu, \u2018X-mount.{owner,group,mode}\u2019 na zmenu vlastn\u00edka, skupiny a re\u017eimu pr\u00edstupu po montovan\u00ed a \u2018rootcontext=@target\u2019 na nastavenie kontextu SELinux pre FS. Pre pr\u00edznaky VFS bola pridan\u00e1 podpora argumentu \u2018recursive\u2019 (napr\u00edklad \u2018mount -o bind,ro=recursive\u2019).\n<li class=\"l\"> Bola pridan\u00e1 pr\u00edkaz blkpr, ktor\u00fd umo\u017e\u0148uje rezervova\u0165 bloky na SCSI alebo NVMe \u00falo\u017eisk\u00e1ch.\n<li class=\"l\"> Bola pridan\u00e1 pr\u00edkaz pipesz na nastavenie alebo kontrolu ve\u013ekosti vyrovn\u00e1vacej pam\u00e4te pre anonymn\u00e9 kan\u00e1ly a FIFO.\n<li class=\"l\"> Bola pridan\u00e1 pr\u00edkaz waitpid na \u010dakanie na zmenu stavu \u013eubovo\u013en\u00e9ho procesu (napr\u00edklad ukon\u010denie vykon\u00e1vania).\n<li class=\"l\"> Do utilitky renice boli pridan\u00e9 mo\u017enosti \u2018-n\u2019 a \u2018--relative\u2019.\n<li class=\"l\"> V n\u00e1stroji blockdev bola implementovan\u00e1 podpora ioctl BLKGETDISKSEQ.\n<li class=\"l\"> Do utilitky lsfd bola pridan\u00e1 podpora pidfd a socketov AF_NETLINK, AF_PACKET, AF_INET a AF_INET6 (\/proc\/net\/*), zabezpe\u010dilo sa zobrazenie zmenen\u00fdch mien procesov z proc\/$pid\/fd, implementovan\u00e9 dekodovanie pr\u00edznakov z \/proc\/$PID\/fdinfo\/$fd, pridan\u00e1 mo\u017enos\u0165 \u2018-i\u2019 (\u2018--inet\u2019) na zobrazenie iba inform\u00e1ci\u00ed o socketoch AF_INET a AF_INET6.\n<li class=\"l\"> Do utilit\u011b cal byla p\u0159id\u00e1na podpora nastaven\u00ed barevn\u00e9ho v\u00fdstupu prost\u0159ednictv\u00edm terminal-colors.d.\n<li class=\"l\"> V dmesg bola implementovan\u00e1 presnos\u0165 v\u00fdstupu v \u010dastiach sekundy pri pou\u017eit\u00ed mo\u017enost\u00ed \u2018--since\u2019 a \u2018--until\u2019, v mo\u017enosti \u2018--level\u2019 bola pridan\u00e1 mo\u017enos\u0165 \u0161pecifikova\u0165 prefix\/suffix \u2018+\u2019 na zobrazenie v\u0161etk\u00fdch \u00farovn\u00ed s \u010d\u00edslami v\u00e4\u010d\u0161\u00edmi\/men\u0161\u00edmi ne\u017e zadan\u00e9.\n<li class=\"l\"> Do utilitky fstrim bola pridan\u00e1 mo\u017enos\u0165 \u2018--types\u2019 na filtrovanie pod\u013ea typu FS.\n<li class=\"l\"> Do blkid a libblkid byla p\u0159id\u00e1na podpora FS bcachefs a byla povolena kontrola sou\u010dt\u016f pro FS a RAID.\n<li class=\"l\"> Do utilitky lsblk boli pridan\u00e9 mo\u017enosti \u2018--nvme\u2019 a \u2018--virtio\u2019 na filtrovanie zariaden\u00ed, implementovan\u00e9 st\u013apce ID (udev ID), ID-LINK (udev \/dev\/disk\/by-id), PARTN (\u010d\u00edslo oddielu) a MQ (fronty), vylep\u0161en\u00e1 podpora hot-plugging a unplugging zariaden\u00ed.\n<li class=\"l\"> Do nsenter bola pridan\u00e1 mo\u017enos\u0165 &#171;&#8212;env&#187; na prenos premenn\u00fdch prostredia.\n<li class=\"l\"> Do namei bola pridan\u00e1 mo\u017enos\u0165 &#171;-Z&#187; na zobrazenie kon textov SELinux.\n<li class=\"l\"> Byla vylep\u0161ena podpora build syst\u00e9mu Meson.      <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=59154\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430 \u043d\u043e\u0432\u0430\u044f \u0432\u0435\u0440\u0441\u0438\u044f \u043f\u0430\u043a\u0435\u0442\u0430 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0445 \u0443\u0442\u0438\u043b\u0438\u0442 Util-linux 2.39, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0432\u0445\u043e\u0434\u044f\u0442 \u043a\u0430\u043a \u0442\u0435\u0441\u043d\u043e \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0435 \u0441 Linux-\u044f\u0434\u0440\u043e\u043c \u0443\u0442\u0438\u043b\u0438\u0442\u044b, \u0442\u0430\u043a \u0438 \u0443\u0442\u0438\u043b\u0438\u0442\u044b \u043e\u0431\u0449\u0435\u0433\u043e \u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f. \u041d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0432 \u043f\u0430\u043a\u0435\u0442\u0435 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u044b \u0443\u0442\u0438\u043b\u0438\u0442\u044b mount\/umount, fdisk, hwclock, cal, blkid, fsck\/cfdisk\/sfdisk, blockdev, chrt, mkfs, ionice, more, renice, su, kill, setsid, login, shutdown, dmesg, lscpu, logger, losetup, setterm, mkswap, swapon, taskset \u0438 \u0442.\u043f. \u0412 [&hellip;]<\/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-108629","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430 \u043d\u043e\u0432\u0430\u044f \u0432\u0435\u0440\u0441\u0438\u044f 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