{"id":146120,"date":"2025-10-22T23:12:25","date_gmt":"2025-10-22T21:12:25","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-openbsd-7-8"},"modified":"2025-10-22T23:12:25","modified_gmt":"2025-10-22T21:12:25","slug":"reliz-openbsd-7-8","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/reliz-openbsd-7-8","title":{"rendered":"Vyd\u00e1n\u00ed OpenBSD 7.8","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Byla p\u0159edstavena nov\u00e1 verze svobodn\u00e9ho UNIX-like opera\u010dn\u00edho syst\u00e9mu OpenBSD 7.8. Projekt OpenBSD byl zalo\u017een Theem de Raadtem v roce 1995 po konfliktu s v\u00fdvoj\u00e1\u0159i NetBSD, kv\u016fli kter\u00e9mu byl Theovi uzav\u0159en p\u0159\u00edstup k CVS repozit\u00e1\u0159i NetBSD. Po t\u00e9to ud\u00e1losti zalo\u017eil Theo de Raadt s skupinou p\u0159\u00edznivc\u016f nov\u00fd otev\u0159en\u00fd opera\u010dn\u00ed syst\u00e9m na z\u00e1klad\u011b stromu zdrojov\u00fdch k\u00f3d\u016f NetBSD, jeho\u017e hlavn\u00edmi c\u00edli byly p\u0159enositelnost (podpora 13 hardwarov\u00fdch platforem), standardizace, spr\u00e1vn\u00e9 fungov\u00e1n\u00ed, proaktivn\u00ed bezpe\u010dnost a integrovan\u00e9 kryptografick\u00e9 prost\u0159edky. Velikost pln\u00e9ho instala\u010dn\u00edho ISO obrazu z\u00e1kladn\u00edho syst\u00e9mu OpenBSD 7.8 \u010din\u00ed 597 MB.       <\/p>\n<p>Krom\u011b samotn\u00e9ho opera\u010dn\u00edho syst\u00e9mu je projekt OpenBSD zn\u00e1m sv\u00fdmi komponenty, kter\u00e9 se roz\u0161\u00ed\u0159ily v jin\u00fdch syst\u00e9mech a prok\u00e1zaly se jako jedno z nejbezpe\u010dn\u011bj\u0161\u00edch a nejkvalitn\u011bj\u0161\u00edch \u0159e\u0161en\u00ed. Mezi nimi: LibreSSL (fork OpenSSL), OpenSSH, paketov\u00fd filtr PF, d\u00e9mony sm\u011brov\u00e1n\u00ed OpenBGPD a OpenOSPFD, NTP server OpenNTPD, po\u0161tovn\u00ed <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/cs\/server\/\"   title=\"server\" data-wpil-keyword-link=\"linked\">server<\/a> OpenSMTPD, multiplexor textov\u00e9ho termin\u00e1lu (analog GNU screen) tmux, d\u00e9mon identd s implementac\u00ed protokolu IDENT, BSDL alternativa bal\u00ed\u010dku GNU groff \u2014 mandoc, protokol pro organizaci syst\u00e9m\u016f s vysokou dostupnost\u00ed CARP (Common Address Redundancy Protocol), lehk\u00fd http server, utilita pro synchronizaci soubor\u016f OpenRSYNC.    <\/p>\n<p>Hlavn\u00ed zm\u011bny:   <\/p>\n<ul>\n<li class=\"l\"> V portu pro architekturu ARM64 byla p\u0159id\u00e1na podpora desek Raspberry Pi 5, implementov\u00e1n ovlada\u010d acpicpu, zaji\u0161t\u011bna funk\u010dnost apm (Advanced Power Management) a sysctl hw.cpuspeed na za\u0159\u00edzen\u00edch s \u010dipy Qualcomm Snapdragon X Elite.\n<li class=\"l\"> Byla implementov\u00e1na podpora p\u0159\u00edznaku FD_CLOFORK (close-on-fork) pro uzav\u0159en\u00ed souborov\u00e9ho deskriptoru pro potomkov\u00e9 procesy po vol\u00e1n\u00ed funkce fork(). Ve srovn\u00e1n\u00ed s ostatn\u00edmi implementacemi se tento p\u0159\u00edznak automaticky resetuje po vol\u00e1n\u00ed funkce exec() z d\u016fvod\u016f bezpe\u010dnosti a pohodl\u00ed.\n<li class=\"l\"> Byl p\u0159id\u00e1n subsyst\u00e9m pro prov\u00e1d\u011bn\u00ed vysoce \u00farov\u0148ov\u00fdch operac\u00ed alokace, pl\u00e1nov\u00e1n\u00ed a \u0159\u00edzen\u00ed softwarov\u00fdch p\u0159eru\u0161en\u00ed (soft interrupt dispatcher).\n<li class=\"l\"> J\u00e1dro bylo p\u0159evedeno na pou\u017e\u00edv\u00e1n\u00ed nanosekund m\u00edsto tik\u016f \u010dasova\u010de p\u0159i prov\u00e1d\u011bn\u00ed funkce sleep, co\u017e pom\u00e1h\u00e1 vyhnout se ztr\u00e1t\u011b p\u0159esnosti kv\u016fli konverz\u00edm z nanosekund na tiky a zp\u011bt p\u0159i iniciaci operac\u00ed z knihovn\u00edch funkc\u00ed v u\u017eivatelsk\u00e9m prostoru.\n<li class=\"l\"> Byla zv\u00fd\u0161ena kompatibilita se souborov\u00fdmi syst\u00e9my na b\u00e1zi mechanismu FUSE (Filesystem in Userspace), p\u0159i jejich\u017e realizaci se pou\u017e\u00edv\u00e1 knihovna libfuse.\n<li class=\"l\"> Vylep\u0161ena podpora sp\u00e1nkov\u00e9ho a hibernovan\u00e9ho re\u017eimu. Zaji\u0161t\u011bno p\u0159edb\u011b\u017en\u00e9 vyhrazen\u00ed pracovn\u00ed oblasti pro sp\u00e1nkov\u00fd re\u017eim b\u011bhem spu\u0161t\u011bn\u00ed. P\u0159id\u00e1na mo\u017enost pou\u017eit\u00ed hibernovan\u00e9ho re\u017eimu p\u0159i p\u0159ipojov\u00e1n\u00ed za\u0159\u00edzen\u00ed p\u0159es GPIO. P\u0159id\u00e1na podpora p\u0159echodu do hibernovan\u00e9ho re\u017eimu notebook\u016f s CPU AMD p\u0159i pou\u017eit\u00ed re\u017eimu sn\u00ed\u017een\u00e9 spot\u0159eby S0ix. Implementov\u00e1n sysctl ddb.suspend, kter\u00fd umo\u017e\u0148uje p\u0159esko\u010dit p\u0159echod do hibernovan\u00e9ho re\u017eimu pro ovlada\u010de inteldrm a amdgpu, aby z\u016fstal displej aktivn\u00ed. Zv\u00fd\u0161ena spolehlivost hibernovan\u00e9ho re\u017eimu S3 p\u0159i pou\u017eit\u00ed grafick\u00e9ho ovlada\u010de amdgpu.\n<li class=\"l\"> Vylep\u0161ena podpora v\u00edceprocesorov\u00fdch syst\u00e9m\u016f (SMP). Zaji\u0161t\u011bno paraleln\u00ed zpracov\u00e1n\u00ed TCP z\u00e1sobn\u00edku na r\u016fzn\u00fdch j\u00e1drech CPU. Pro zpracov\u00e1n\u00ed TCP provozu a p\u0159\u00edchoz\u00edch s\u00ed\u0165ov\u00fdch paket\u016f nyn\u00ed m\u016f\u017ee b\u00fdt pou\u017eito a\u017e 8 vl\u00e1ken (ale ne v\u00edce ne\u017e jader CPU). Implementov\u00e1no paraleln\u00ed vykon\u00e1v\u00e1n\u00ed operac\u00ed p\u0159estavby fragment\u016f IPv6 paket\u016f a anal\u00fdzy parametr\u016f sm\u011brov\u00e1n\u00ed IPv6. Odstran\u011bny glob\u00e1ln\u00ed z\u00e1mky pro syst\u00e9mov\u00e9 vol\u00e1n\u00ed close() a listen().\n<li class=\"l\"> Implementace frameworku drm (Direct Rendering Manager) synchronizov\u00e1na s j\u00e1drem Linux 6.12.50 (v p\u0159edchoz\u00edm vyd\u00e1n\u00ed \u2014 6.12.21). P\u0159id\u00e1ny nov\u00e9 ovlada\u010de qcdrm a qcdpc pro DRM subsyst\u00e9m \u010dip\u016f Qualcomm Snapdragon a DisplayPort kontrol\u00e9r Qualcomm.\n<li class=\"l\"> Realizov\u00e1na podpora pro OpenBSD v <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/cs\/vps\/abuzoustojchivye-vps\/\"   title=\"virtual machines\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4296\">virtual machines<\/a> kvm\/qemu p\u0159i pou\u017eit\u00ed pro ochranu hostitelsk\u00e9ho syst\u00e9mu roz\u0161\u00ed\u0159en\u00edm AMD SEV-ES (Encrypted State). Do hypervizoru vmd p\u0159id\u00e1na mo\u017enost spu\u0161t\u011bn\u00ed hostitelsk\u00fdch syst\u00e9m\u016f v re\u017eimu AMD SEV-ES, pro jeho\u017e aktivaci byl do vm.conf p\u0159id\u00e1n parametr \u201eseves\u201c. Aktualizov\u00e1na emulovan\u00e1 za\u0159\u00edzen\u00ed Virtio: network, block, entropy a scsi, kter\u00e1 nyn\u00ed podporuj\u00ed specifikaci Virtio 1.2.\n<li class=\"l\">  N\u00e1stroj pkg-config byl p\u0159elo\u017een z vlastn\u00ed implementace v Perlu na vyu\u017eit\u00ed n\u00e1stroje pkgconf 2.4.3, napsan\u00e9ho v C.\n<li class=\"l\"> Jako n\u00e1stroj watch, kter\u00fd pravideln\u011b spou\u0161t\u00ed p\u0159\u00edkazy a zobrazuje jejich v\u00fdstup, byla pou\u017eita aplikace iwatch.\n<li class=\"l\"> Do skriptu security, kter\u00fd prov\u00e1d\u00ed periodickou kontrolu zabezpe\u010den\u00ed, byla p\u0159id\u00e1na funk\u010dnost pro vytv\u00e1\u0159en\u00ed z\u00e1loh GPT\/MBR. Pro obnovu z\u00e1lohy GPT\/MBR ze souboru byla do utility fdisk p\u0159id\u00e1na volba \u201e-R\u201c.\n<li class=\"l\"> Do pozad\u00ed procesu apmd p\u0159id\u00e1na volba \u201e-w percent\u201c a zpracovatel \/etc\/apm\/warnlow pro zaji\u0161t\u011bn\u00ed v\u00fdstupu upozorn\u011bn\u00ed, kdy\u017e \u00farove\u0148 nabit\u00ed baterie klesne pod stanovenou hodnotu.\n<li class=\"l\"> Byla zavedena nov\u00e1 profilovac\u00ed syst\u00e9m gprof, vyu\u017e\u00edvaj\u00edc\u00ed syst\u00e9mov\u00fd hovor profil.\n<li class=\"l\"> Byla roz\u0161\u00ed\u0159ena podpora hardwaru a p\u0159id\u00e1ny nov\u00e9 ovlada\u010de:\n<ul>\n<li>acpiwmi \u2014 Windows Management Instrumentation.    <\/li>\n<li>amdpmc \u2014 kontrol\u00e9r spr\u00e1vy spot\u0159eby AMD.    <\/li>\n<li>bcmmip \u2014 kontrol\u00e9r MSI BCM2712.    <\/li>\n<li>bcmstbgpio \u2014 kontrol\u00e9r GPIO Broadcom.    <\/li>\n<li>bcmstbintc \u2014 kontrol\u00e9r p\u0159eru\u0161en\u00ed Broadcom.    <\/li>\n<li>bcmstbpinctrl \u2014 Broadcom pin multiplexing.    <\/li>\n<li>bcmstbrescal \u2014 Broadcom reset kalibra\u010dn\u00ed kontrol\u00e9r.    <\/li>\n<li>bcmstbreset \u2014 Broadcom reset kontrol\u00e9r.    <\/li>\n<li>rpone \u2014 Raspberry Pi RP1 perifern\u00ed kontrol\u00e9r.    <\/li>\n<li>rpiclock \u2014 Raspberry Pi RP1 hodinov\u00fd kontrol\u00e9r.    <\/li>\n<li>rpipwm \u2014 Raspberry Pi RP1 PWM kontrol\u00e9r.    <\/li>\n<li>rpirtc \u2014 Raspberry Pi re\u00e1ln\u00fd \u010dasov\u00fd hodinov\u00fd kontrol\u00e9r.    <\/li>\n<li>iasuskbd(4) \u2014 ASUS I2C HID.  <\/ul>\n<li class=\"l\"> Do ovlada\u010de webov\u00e9 kamery uvideo byla p\u0159id\u00e1na podpora kodeku H.264.\n<li class=\"l\"> Byl p\u0159id\u00e1n b\u011b\u017e\u00edc\u00ed proces lldpd s implementac\u00ed protokol\u016f LLDP (Link Layer Discovery Protocol) a utility lldp pro jeho spr\u00e1vu.\n<li class=\"l\"> Byl p\u0159id\u00e1n b\u011b\u017e\u00edc\u00ed proces bpflogd pro zachycen\u00ed s\u00ed\u0165ov\u00fdch paket\u016f pomoc\u00ed bpf (Berkeley Packet Filter) a jejich z\u00e1pis do logu ve form\u00e1tu tcpdump.\n<li class=\"l\"> V iked, implementaci protokolu IKEv2 pro IPsec, byla p\u0159id\u00e1na mo\u017enost na\u010d\u00edt\u00e1n\u00ed v\u00edce certifik\u00e1t\u016f z souboru.\n<li class=\"l\"> Knihovna LibreSSL byla aktualizov\u00e1na na verzi 4.2.0, kter\u00e1 nab\u00edz\u00ed API pro pou\u017eit\u00ed algoritmu v\u00fdm\u011bny kl\u00ed\u010d\u016f ML-KEM (CRYSTALS-Kyber), odoln\u00e9ho v\u016f\u010di \u00fatok\u016fm kvantov\u00fdch po\u010d\u00edta\u010d\u016f.\n<li class=\"l\"> OpenSSH byl aktualizov\u00e1n. Seznam zm\u011bn si m\u016f\u017eete prohl\u00e9dnout v ozn\u00e1men\u00edch OpenSSH 10.1 a 10.2:\n<li class=\"l\"> Po\u010det port\u016f pro architekturu AMD64 dos\u00e1hl 12651 (bylo 12593), pro aarch64 \u2014 12506 (bylo 12446), pro i386 \u2014 10457 (bylo 10429). Mezi verzemi aplikac\u00ed v portech:\n<ul>\n<li>Asterisk 22.5.2      <\/li>\n<li>Audacity 3.7.5      <\/li>\n<li>CMake 3.31.8      <\/li>\n<li>Chromium 141.0.7390.54      <\/li>\n<li>Emacs 30.2      <\/li>\n<li>FFmpeg 6.1.3      <\/li>\n<li>GCC 8.4.0 a 11.2.0      <\/li>\n<li>GHC 9.8.3      <\/li>\n<li>GNOME 48      <\/li>\n<li>Go 1.25.1      <\/li>\n<li>JDK 8u462, 11.0.28, 17.0.16, 21.0.8 a 25.0.0      <\/li>\n<li>KDE Applications 25.08.1      <\/li>\n<li>KDE Frameworks 6.18.0      <\/li>\n<li>KDE Plasma 6.4.5      <\/li>\n<li>Krita 5.2.13      <\/li>\n<li>LLVM\/Clang 19.1.7, 20.1.8 a 21.1.2      <\/li>\n<li>LibreOffice 25.8.1.1      <\/li>\n<li>Lua 5.1.5, 5.2.4, 5.3.6 a 5.4.7      <\/li>\n<li>MariaDB 11.4.7      <\/li>\n<li>Mono 6.12.0.199      <\/li>\n<li>Mozilla Firefox 143.0.3 a ESR 140.3.1      <\/li>\n<li>Mozilla Thunderbird 143.3.1      <\/li>\n<li>Mutt 2.2.15 a NeoMutt 20250905      <\/li>\n<li>Node.js 22.20.0      <\/li>\n<li>OCaml 4.14.2      <\/li>\n<li>OpenLDAP 2.6.10      <\/li>\n<li>PHP 8.2.29, 8.3.26 a 8.4.13      <\/li>\n<li>Postfix 3.5.25 a 3.10.1      <\/li>\n<li>PostgreSQL 17.6      <\/li>\n<li>Python 2.7.18 a 3.12.11      <\/li>\n<li>Qt 5.15.16 (+ patche od kde) a 6.8.3      <\/li>\n<li>R 4.5.1      <\/li>\n<li>Ruby 3.2.9, 3.3.9 a 3.4.6      <\/li>\n<li>Rust 1.90.0      <\/li>\n<li>SQLite 3.50.4      <\/li>\n<li>Shotcut 25.08.16      <\/li>\n<li>Sudo 1.9.17p2      <\/li>\n<li>Suricata 7.0.7      <\/li>\n<li>Tcl\/Tk 8.5.19 a 8.6.16      <\/li>\n<li>TeX Live 2025      <\/li>\n<li>Vim 9.1.1706 a Neovim 0.11.4      <\/li>\n<li>Xfce 4.20.0  <\/ul>\n<li class=\"l\"> Byly aktualizov\u00e1ny komponenty od t\u0159et\u00edch stran zahrnut\u00e9 v OpenBSD 7.8:\n<ul>\n<li> Grafick\u00fd stack Xenocara zalo\u017een\u00fd na X.Org 7.7 s xserver 21.1.18 + patche, freetype 2.13.3, fontconfig 2.15.0, Mesa 25.0.7, xterm 399, xkeyboard-config 2.20, fonttosfnt 1.2.4.     <\/li>\n<li> LLVM\/Clang 19.1.7 (+ patche)  <\/li>\n<li> GCC 4.2.1 (+ patche) a 3.3.6 (+ patche)  <\/li>\n<li> Perl 5.40.1 (+ opravy)  <\/li>\n<li> NSD 4.3.0  <\/li>\n<li> Unbound 1.24.0  <\/li>\n<li> Ncurses 6.4  <\/li>\n<li> Binutils 2.17 (+ patche)  <\/li>\n<li> Gdb 6.3 (+ patche)  <\/li>\n<li> Awk 20250116  <\/li>\n<li> Expat 2.7.3  <\/li>\n<li> zlib 1.3.1 (+ opravy)   <\/li>\n<\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64101\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 UNIX-\u043f\u043e\u0434\u043e\u0431\u043d\u043e\u0439 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b OpenBSD 7.8. \u041f\u0440\u043e\u0435\u043a\u0442 OpenBSD \u0431\u044b\u043b \u043e\u0441\u043d\u043e\u0432\u0430\u043d \u0422\u044d\u043e \u0434\u0435 \u0420\u0430\u0430\u0434\u0442\u043e\u043c (Theo de Raadt) \u0432 1995 \u0433\u043e\u0434\u0443 \u043f\u043e\u0441\u043b\u0435 \u043a\u043e\u043d\u0444\u043b\u0438\u043a\u0442\u0430 \u0441 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430\u043c\u0438 NetBSD, \u0432 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u0435 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0434\u043b\u044f \u0422\u044d\u043e \u0431\u044b\u043b \u0437\u0430\u043a\u0440\u044b\u0442 \u0434\u043e\u0441\u0442\u0443\u043f \u043a CVS \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u044e NetBSD. \u041f\u043e\u0441\u043b\u0435 \u044d\u0442\u043e\u0433\u043e \u0422\u044d\u043e \u0434\u0435 \u0420\u0430\u0430\u0434\u0442 \u0441 \u0433\u0440\u0443\u043f\u043f\u043e\u0439 \u0435\u0434\u0438\u043d\u043e\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u043e\u0432 \u0441\u043e\u0437\u0434\u0430\u043b \u043d\u0430 \u0431\u0430\u0437\u0435 \u0434\u0435\u0440\u0435\u0432\u0430 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0445 \u0442\u0435\u043a\u0441\u0442\u043e\u0432 NetBSD \u043d\u043e\u0432\u0443\u044e \u043e\u0442\u043a\u0440\u044b\u0442\u0443\u044e [&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-146120","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 UNIX-\u043f\u043e\u0434\u043e\u0431\u043d\u043e\u0439 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