{"id":101352,"date":"2021-09-20T22:22:53","date_gmt":"2021-09-20T20:22:53","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-samba-4-15-0"},"modified":"2021-09-20T22:22:53","modified_gmt":"2021-09-20T20:22:53","slug":"vypusk-samba-4-15-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/vypusk-samba-4-15-0","title":{"rendered":"Uscita di Samba 4.15.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>\u00c8 stato annunciato il rilascio di Samba 4.15.0, che continua lo sviluppo della serie Samba 4 con un'implementazione completa del controller di dominio e del servizio Active Directory, compatibile con l'implementazione di Windows 2000 e capace di gestire tutte le versioni client di Windows supportate da Microsoft, incluso Windows 10. Samba 4 \u00e8 un prodotto server multifunzionale che fornisce anche l'implementazione di un server di file, servizio di stampa e server di identificazione (winbind).      <\/p>\n<p>Cambiamenti chiave in Samba 4.15:  <\/p>\n<ul>\n<li class=\"l\"> Il lavoro di modernizzazione dello strato VFS \u00e8 stato completato. Per motivi storici, il codice relativo all'implementazione del server di file era legato alla gestione dei percorsi di file, utilizzata anche per il protocollo SMB2, che \u00e8 stato convertito all'uso di descrittori. La modernizzazione ha comportato la traduzione del codice che fornisce accesso al file system del server, per utilizzare i descrittori di file invece dei percorsi di file (ad esempio, \u00e8 stata utilizzata la chiamata fstat() invece di stat() e SMB_VFS_FSTAT() invece di SMB_VFS_STAT()).\n<li class=\"l\"> Nell'implementazione della tecnologia BIND DLZ (Dynamically-loaded zones), che consente ai clienti di inviare richieste di trasferimento di zone DNS al server BIND e ricevere risposte da Samba, \u00e8 stata aggiunta la possibilit\u00e0 di definire elenchi di accesso per stabilire quali clienti possono inviare tali richieste e quali no. Nel plugin DLZ DNS \u00e8 stata interrotta la supporto per i rami Bind 9.8 e 9.9.\n<li class=\"l\"> La supporto per l'estensione multi-canale SMB3 (protocollo SMB3 Multi-Channel) \u00e8 abilitato di default e stabilizzato, consentendo ai clienti di stabilire pi\u00f9 connessioni per parallelizzare il trasferimento dei dati all'interno di una singola sessione SMB. Ad esempio, durante l'accesso a un file, le operazioni di input\/output possono essere distribuite su pi\u00f9 connessioni aperte. Questa modalit\u00e0 aumenta la larghezza di banda e migliora la resilienza agli errori. Per disabilitare SMB3 Multi-Channel, \u00e8 necessario modificare l'opzione \u00abserver multi channel support\u00bb in smb.conf, che \u00e8 abilitata di default sulle piattaforme Linux e FreeBSD.\n<li class=\"l\"> \u00c8 stata introdotta la possibilit\u00e0 di utilizzare il comando samba-tool nelle configurazioni Samba compilate senza il supporto per il controller di dominio Active Directory (specificando l'opzione \u00ab--without-ad-dc\u00bb). Tuttavia, in questo caso non tutte le funzionalit\u00e0 sono disponibili, ad esempio le capacit\u00e0 del comando \u2018samba-tool domain\u2019 sono limitate.\n<li class=\"l\"> Interfaccia della riga di comando migliorata: Introduzione di un nuovo parser per le opzioni della riga di comando, utilizzato in diverse utility samba. Uniformate le opzioni simili che variavano tra le diverse utility, ad esempio, \u00e8 stata unificata la gestione delle opzioni relative alla crittografia, al funzionamento delle firme digitali e all'uso di kerberos. In smb.conf sono definite le impostazioni per assegnare i valori delle opzioni predefiniti. Per l'output degli errori in tutte le utility \u00e8 stato utilizzato STDERR (per l'output in STDOUT \u00e8 stata proposta l'opzione &#171;&#8212;debug-stdout&#187;).\n<p>Aggiunta l'opzione &#171;&#8212;client-protection=off|sign|encrypt&#187;.   <\/p>\n<p>Rinominati le opzioni:       &#8212;kerberos       -&gt;    &#8212;use-kerberos=required|desired|off     &#8212;krb5-ccache    -&gt;    &#8212;use-krb5-ccache=CCACHE     &#8212;scope          -&gt;    &#8212;netbios-scope=SCOPE     &#8212;use-ccache     -&gt;    &#8212;use-winbind-ccache    <\/p>\n<p>Opzioni rimosse: &#171;-e|&#8212;encrypt&#187; e &#171;-S|&#8212;signing&#187;.    <\/p>\n<p>\u00c8 stato svolto il lavoro di pulizia dei duplicati delle opzioni nelle utility ldbadd, ldbdel, ldbedit, ldbmodify, ldbrename e ldbsearch, ndrdump, net, sharesec, smbcquotas, nmbd, smbd e winbindd.      <\/p>\n<li class=\"l\"> Per impostazione predefinita, la scansione dell'elenco dei domini fidati (Trusted Domain) \u00e8 disabilitata all'avvio di winbindd, una funzionalit\u00e0 che aveva senso ai tempi di NT4, ma non \u00e8 attuale per Active Directory.\n<li class=\"l\"> \u00c8 stata aggiunta la supporto al meccanismo ODJ (Offline Domain Join), che consente di unire un computer a <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/it\/domain\/\"   title=\"dominio\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1231\">dominio<\/a> senza accesso diretto al controller di dominio. Nei sistemi operativi simili a Unix basati su Samba, \u00e8 proposta la comando &#8216;net offlinejoin&#8217;, mentre in Windows \u00e8 possibile utilizzare il programma standard djoin.exe.\n<li class=\"l\"> Nel comando &#8216;samba-tool dns zoneoptions&#8217; sono state implementate opzioni per impostare l'intervallo di aggiornamento e gestire la pulizia dei record DNS obsoleti. In caso di eliminazione di tutti i record per un nome DNS, il nodo viene trasferito nello stato di cancellazione (&#171;tombstone&#187;).\n<li class=\"l\"> I server DNS DCE\/RPC possono ora essere utilizzati dall'utility samba-tool e dalle utility Windows per manipolare le voci DNS su un <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/it\/server\/dts-newyork\/\"   title=\"server\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2672\">server<\/a>.\n<li class=\"l\"> Eseguito il comando &#171;samba-tool domain backup offline&#187; per garantire il corretto blocco del database LMDB per prevenire la modifica concorrente dei dati durante il backup.\n<li class=\"l\"> Cessata la supporto per i dialetti sperimentali del protocollo SMB &#8212; SMB2_22, SMB2_24 e SMB3_10, utilizzati solo nelle versioni di test di Windows.\n<li class=\"l\"> In builds with the experimental Active Directory implementation based on MIT Kerberos, the version requirement of this package has been raised. Now, at least version MIT Kerberos 1.19 is required (available in Fedora 34).\n<li class=\"l\"> Support for NIS has been removed.\n<li class=\"l\"> The vulnerability CVE-2021-3671 has been fixed, which allowed an unauthenticated user to crash the domain controller based on Heimdal KDC when sending a TGS-REQ packet without specifying the server name.              <\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55835\">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 \u0440\u0435\u043b\u0438\u0437 Samba 4.15.0, \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 2000 \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 10. 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 \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 (winbind). \u041a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f [&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-101352","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 Samba 4.15.0, \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 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