{"id":183469,"date":"2026-09-25T16:54:25","date_gmt":"2026-09-25T14:54:25","guid":{"rendered":"https:\/\/prohoster.info\/blog\/news\/vypusk-samba-4-25-0"},"modified":"2026-09-25T16:54:29","modified_gmt":"2026-09-25T14:54:29","slug":"samba-4-25-0-release","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/samba-4-25-0-release","title":{"rendered":"Utgivning av Samba 4.25.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Efter 6 m\u00e5naders utveckling har versionen Samba 4.25.0 presenterats, vilket forts\u00e4tter utvecklingen av Samba 4-grenen med en fullst\u00e4ndig implementation av dom\u00e4nkontrollern och Active Directory-tj\u00e4nsten, som \u00e4r kompatibel med Windows Server-implementationen och kan hantera alla Microsoft-st\u00f6dda versioner av Windows-klienter, inklusive Windows 11. Samba 4 \u00e4r en m\u00e5ngsidig serverprodukt som \u00e4ven erbjuder implementation av filserver, utskriftstj\u00e4nst och identitetshanteringstj\u00e4nst (winbind). Projektets kod \u00e4r skriven i C och distribueras under GPLv3-licensen.      <\/p>\n<p>Nyckel\u00e4ndringar i Samba 4.25:  <\/p>\n<ul>\n<li class=\"l\"> Implementeringen av SMB3-protokollet har f\u00e5tt experimentellt st\u00f6d f\u00f6r permanenta filhandstag (SMB2_CAP_PERSISTENT_HANDLES), vilket g\u00f6r att klienter kan forts\u00e4tta arbeta med \u00f6ppna filer efter avbrott av n\u00e4tverksanslutningen, ominladdning <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sv\/server\/dts-los-angeles\/\"   title=\"servern\" data-wpil-keyword-link=\"linked\">servern<\/a> eller \u00f6verg\u00e5ng till en reservserver. Permanenta handtag g\u00f6r det m\u00f6jligt att undvika att \u00e5ter\u00f6ppna filer efter serveravbrott, vilket \u00e4r s\u00e4rskilt viktigt vid hantering av filsystem <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sv\/server\/dts-newyork\/\"   title=\"servern\" data-wpil-keyword-link=\"linked\">servern<\/a> Samba virtuella maskiner och klusterdatabaser.\n<p>F\u00f6r att arbeta kr\u00e4vs det att du ger exklusiv \u00e5tkomst till SMB-lagringen och inaktiverar inst\u00e4llningarna &laquo;kernel oplocks&raquo;, &laquo;kernel share modes&raquo; och &laquo;posix locking&raquo;, vilket bryter kompatibiliteten med POSIX och NFS samt avsev\u00e4rt s\u00e4nker prestandan p\u00e5 grund av synkron skrivning av metadata till disken vid varje operation. Tv\u00e5 l\u00e4gen f\u00f6r redundans har f\u00f6reslagits: full_outage (standard) &mdash; en lokal s\u00e4kerhetskopia av tillst\u00e5ndet skapas, vilket g\u00f6r att deskriptorer kan bevaras \u00e4ven efter en fullst\u00e4ndig krasch av klustret, men \u00f6kar belastningen; partial_outage &mdash; snabbare drift utan s\u00e4kerhetskopiering, men deskriptorer g\u00e5r f\u00f6rlorade om alla noder i klustret kraschar samtidigt.      <\/p>\n<li class=\"l\"> VFS-modulen vfs_aio_ratelimit har lagts till, vilket m\u00f6jligg\u00f6r att s\u00e4tta en begr\u00e4nsning p\u00e5 intensiteten av f\u00f6rfr\u00e5gningar (rate limit) som g\u00e4ller f\u00f6r hela klustret, snarare \u00e4n enbart kopplat till enskilda noder. F\u00f6r att koordinera den globala till\u00e4mpningen av begr\u00e4nsningar m\u00e5ste en bakgrundsprocess, ratelimitd, k\u00f6ras p\u00e5 varje nod, som aggregerar aktiviteten f\u00f6r alla smbd-processer p\u00e5 noden och vidarebefordrar information till andra noder i klustret. Aktivering av vfs_aio_ratelimit sker i byggsteget genom att ange alternativet &laquo;--with-ratelimitd&raquo;.\n<li class=\"l\"> VFS-modulen vfs_ceph_rgw har lagts till f\u00f6r Ceph RGW (Object Gateway), vilket g\u00f6r det m\u00f6jligt att exportera data fr\u00e5n Ceph Object Gateway som SMB-lagring med en hierarkisk visning av lagrade objekt i form av vanliga filer och kataloger, med \u00e5tkomstdelning p\u00e5 POSIX uid\/gid-niv\u00e5.\n<li class=\"l\"> Klassificeringar av klusterfunktionalitet har inf\u00f6rts, som p\u00e5minner om niv\u00e5er <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sv\/domain\/\"   title=\"dom\u00e4n\" data-wpil-keyword-link=\"linked\">dom\u00e4n<\/a> och skogar i Active Directory och m\u00f6jligg\u00f6r stegvis uppgradering av noder i klustret (rolling upgrade). Databaser och interna meddelandeformat, som p\u00e5verkar interaktionen mellan noder, \u00e4ndras endast efter en uttrycklig uppgradering av hela klustret, vilket s\u00e4kerst\u00e4ller kompatibilitet mellan noder med olika versioner av Samba under uppgraderingen. Hantering sker genom kommandon &laquo;net clusterlevel features|show|showall|upgrade&raquo;.\n<li class=\"l\"> F\u00f6r kryptering i dom\u00e4nen anv\u00e4nds som standard algoritmerna aes128-cts-hmac-sha1-96 och aes256-cts-hmac-sha1-96 f\u00f6r dom\u00e4ner med funktionalitetsniv\u00e5 2008 och h\u00f6gre. \u00c4ndringen blockerar s\u00e5rbarheten CVE-2026-20833, som orsakas av anv\u00e4ndning av os\u00e4kra krypteringsmetoder i Windows Kerberos.\n<li class=\"l\"> I CTDB har filer med l\u00e5s, PID och sockets flyttats till underkataloger ctbd\/. Initieringsskriptet ctdb.init har flyttats till ctdb\/doc\/examples. St\u00f6d f\u00f6r \u00f6vervakning av v\u00e4rdar, s\u00e5som DNS-servrar, har lagts till. Funktionen detect_init_style() och variabeln CTDB_INIT_STYLE har f\u00f6rklarats som f\u00f6r\u00e5ldrade (det rekommenderas att anv\u00e4nda CTDB_PLATFORM_STYLE ist\u00e4llet).    <\/ul>\n<p>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=66341\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 6 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 Samba 4.25.0, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0438\u0432\u0448\u0438\u0439 \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u0432\u0435\u0442\u043a\u0438 Samba 4 \u0441 \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u0430 \u0434\u043e\u043c\u0435\u043d\u0430 \u0438 \u0441\u0435\u0440\u0432\u0438\u0441\u0430 Active Directory, \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0433\u043e \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 Windows Server \u0438 \u0441\u043f\u043e\u0441\u043e\u0431\u043d\u043e\u0433\u043e \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u0442\u044c \u0432\u0441\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u044b\u0435 Microsoft \u0432\u0435\u0440\u0441\u0438\u0438 Windows-\u043a\u043b\u0438\u0435\u043d\u0442\u043e\u0432, \u0432 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 Windows 11. Samba 4 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043c\u043d\u043e\u0433\u043e\u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u043c \u0441\u0435\u0440\u0432\u0435\u0440\u043d\u044b\u043c \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u043e\u043c, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u043c \u0442\u0430\u043a\u0436\u0435 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430, \u0441\u0435\u0440\u0432\u0438\u0441\u0430 \u043f\u0435\u0447\u0430\u0442\u0438 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-183469","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 6 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 Samba 4.25.0, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0438\u0432\u0448\u0438\u0439 \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u0432\u0435\u0442\u043a\u0438 Samba 4 \u0441 \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0439 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\u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 Windows Server 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