{"id":121475,"date":"2025-01-25T03:46:07","date_gmt":"2025-01-25T01:46:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupen-imap-server-dovecot-2-4-0"},"modified":"2025-01-25T03:46:07","modified_gmt":"2025-01-25T01:46:07","slug":"dostupen-imap-server-dovecot-2-4-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hr\/blog\/news\/dostupen-imap-server-dovecot-2-4-0","title":{"rendered":"Dostupan je IMAP poslu\u017eitelj Dovecot 2.4.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Sedam godina nakon izdavanja verzije 2.3.0, predstavljena je nova grana multiplatformskog IMAP poslu\u017eitelja Dovecot 2.4.0, koji podr\u017eava protokole POP3 i IMAP4rev1 s popularnim ekstenzijama poput SORT, THREAD, MULTIAPPEND, QUOTA, ACL, COMPRESS, NOTIFY, METADATA i IDLE, te mehanizmima autentifikacije i \u0161ifriranja (SASL, TLS, SCRAM, XOAUTH2). Dovecot zadr\u017eava potpunu kompatibilnost s klasi\u010dnim mbox i Maildir, koriste\u0107i vanjske indekse za pobolj\u0161anje performansi. Za pro\u0161irenje funkcionalnosti mogu se koristiti dodaci, putem kojih su implementirane mogu\u0107nosti poput kvota, ACL, Push obavijesti, full-text pretra\u017eivanja i virtualnih po\u0161tanskih sandu\u010di\u0107a. Izvorni kod projekta distribuira se pod licencama LGPL i MIT.      <\/p>\n<p>Glavne promjene:  <\/p>\n<ul>\n<li class=\"l\"> Uvedene su promjene koje naru\u0161avaju unazad kompatibilnost s konfiguracijom kori\u0161tenom za granu 2.3.x. Na primjer, uvedena je nova sintaksa otkrivanja varijabli (%{local_port} umjesto %a i sl.) i modifikatora (%{user | md5 | hexlify(1)} umjesto %1Mu i sl.), obaveznim je postavljeno navo\u0111enje imena u sekcijama passdb i userdb, te su mnoga pode\u0161avanja preimenovana, dok su pode\u0161avanja kvota izdvojena u zasebnu sekciju.\n<li class=\"l\"> Dodana je eksperimentalna podr\u0161ka za SMTPUTF8 ekstenziju (RFC 6531) i na\u010din 'IMAP UTF8=ACCEPT', koji omogu\u0107uju kori\u0161tenje simbola nacionalnih alfabeta u adresama e-po\u0161te, imenima hostova, nazivima po\u0161tanskih sandu\u010di\u0107a i naslovima. Za uklju\u010divanje je potrebna izrada s opcijom '--enable-experimental-mail-utf8' prilikom pozivanja configure skripte, te postavljanje opcije 'mail_utf8_extensions=yes'.\n<li class=\"l\"> Dodana je podr\u0161ka za shemu hashiranja lozinki ARGON2, SASL algoritme SCRAM-SHA-1 i SCRAM-SHA-256, elipti\u010dne krivulje X25519 i X448.\n<li class=\"l\"> U LDAP modulu autentifikacije dodana je podr\u0161ka za atribute koji uklju\u010duju vi\u0161e vrijednosti (multi-value).\n<li class=\"l\"> Dodana je podr\u0161ka za TLS ekstenziju Channel Bindings.\n<li class=\"l\"> Prilikom autentifikacije implementirana je mogu\u0107nost uzimanja u obzir hashova JA3, \u0161to omogu\u0107ava odre\u0111ivanje softvera koji se koristi za uspostavljanje veze na temelju karakteristika parametara veze.\n<li class=\"l\"> Dodana je nova ekstenzija za full-text pretra\u017eivanje fts-flatcurve, koja koristi motor Xapian.\n<li class=\"l\"> U IMAP-u je dodana podr\u0161ka za povratni kod INPROGRESS (RFC 9585), putem kojeg se mogu slati obavijesti o napretku dugotrajnih operacija.\n<li class=\"l\"> U lib-lua implementirani su DNS klijent i HTTP klijent.\n<li class=\"l\"> U lib-sasl dodana je podr\u0161ka za SCRAM-SHA mehanizme.\n<li class=\"l\"> U LMTP je dodana podr\u0161ka za SNI (Server Name Indication), \u0161to omogu\u0107uje vezivanje postavki na osnovu imena. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hr\/server\/dts-los-angeles\/\"   title=\"poslu\u017eitelja\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3883\">poslu\u017eitelja<\/a>, informacije o kojem se prenose u otvorenom obliku tijekom TLS sesije.\n<li class=\"l\"> U SQLite drajveru dodana je podr\u0161ka za na\u010din vo\u0111enja dnevnika transakcija (WAL - Write-Ahead Logging).\n<li class=\"l\"> Osigurano je automatsko uklju\u010divanje IMAP pro\u0161irenja COMPRESS za kompresiju podataka koji se prenose kroz vezu s IMAP poslu\u017eiteljem.\n<li class=\"l\"> Dodana je postavka auth_internal_failure_delay koja odre\u0111uje ka\u0161njenje prije slanja odgovora klijentu u slu\u010daju pogre\u0161ke autentifikacije zbog unutarnjeg kvara.\n<li class=\"l\"> Dodana je postavka fts_message_max_size koja postavlja maksimalnu veli\u010dinu tijela poruke koja se indeksira alatima za pretra\u017eivanje punog teksta.\n<li class=\"l\"> Dodana je postavka login_socket_path koja ozna\u010dava put do soketa koji koriste login procesi.\n<li class=\"l\"> Dodana je postavka quota_mailbox_count koja odre\u0111uje maksimalni broj mailbox-a koji se mo\u017ee stvoriti.\n<li class=\"l\"> Dodana je postavka quota_mailbox_message_count koja odre\u0111uje maksimalni broj poruka u jednom mailbox-u.\n<li class=\"l\"> Dodana je postavka submission_add_received_header, koja upravlja dodavanjem 'Received:' zaglavlja na e-poruke (mo\u017ee se koristiti za skrivanje informacija o po\u0161iljatelju).\n<li class=\"l\"> Dodana je postavka cassandra_log_retries za upravljanje bilje\u017eenjem informacija o pogre\u0161kama prilikom ponovljenih poziva Apache Cassandri.\n<li class=\"l\"> Postavka acl_global_path je ozna\u010dena kao zastarjela (prestala je podr\u0161ka za globalne datoteke i mape s ACL-om).\n<li class=\"l\"> Prestala je podr\u0161ka za indekse punog teksta fts-lucene i fts-squat (premje\u0161teni su u glavne module), alat dsync (zamijenjen s doveadm sync), IMAP komande SETQUOTA i postavke set_quota, arhitekturu Dovecot Director, replicator (preporu\u010duje se koristiti NFS), Sieve pro\u0161irenja notify, imapflags i vnd.dovecot.duplicate.\n<li class=\"l\"> Umjesto checkpassword, passdb i userdb za podatke o autentifikaciji uvedena je Lua Authentication Database.\n<li class=\"l\"> Prestala je podr\u0161ka za module zlib, listescape, old-stats i mailbox-alias.\n<li class=\"l\"> Prestala je podr\u0161ka za drajver Memcached, umjesto kojeg se preporu\u010duje koristiti drajver Redis.\n<li class=\"l\"> Prestala je podr\u0161ka za drajver shadow, umjesto kojeg se preporu\u010duje koristiti PAM bazu podataka za autentifikaciju.\n<li class=\"l\"> Prestala je podr\u0161ka za Berkeley DB u dict_db_config.\n<li class=\"l\"> Podr\u0161ka za nesigurne sheme hashiranja lozinki je prema zadanim postavkama onemogu\u0107ena (za vra\u0107anje treba koristiti parametar auth_allow_weak_schemes).\n<li class=\"l\"> Prestala je podr\u0161ka za verzije OpenSSL do 1.0.2.      <\/ul>\n<p>Izvor: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62611\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043f\u0443\u0441\u0442\u044f \u0441\u0435\u043c\u044c \u043b\u0435\u0442 \u043f\u043e\u0441\u043b\u0435 \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0435\u0440\u0441\u0438\u0438 2.3.0 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0430 \u043d\u043e\u0432\u0430\u044f \u0432\u0435\u0442\u043a\u0430 \u043c\u043d\u043e\u0433\u043e\u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0435\u043d\u043d\u043e\u0433\u043e IMAP-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 Dovecot 2.4.0, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u044b POP3 \u0438 IMAP4rev1 \u0441 \u043f\u043e\u043f\u0443\u043b\u044f\u0440\u043d\u044b\u043c\u0438 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f\u043c\u0438, \u0442\u0430\u043a\u0438\u043c\u0438 \u043a\u0430\u043a SORT, THREAD, MULTIAPPEND, QUOTA, ACL, COMPRESS, NOTIFY, METADATA \u0438 IDLE, \u0438 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u0430\u043c\u0438 \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u0438 \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f (SASL, TLS, SCRAM, XOAUTH2). Dovecot \u0441\u043e\u0445\u0440\u0430\u043d\u044f\u0435\u0442 \u043f\u043e\u043b\u043d\u0443\u044e \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0441\u0442\u044c \u0441 \u043a\u043b\u0430\u0441\u0441\u0438\u0447\u0435\u0441\u043a\u0438\u043c\u0438 mbox \u0438 Maildir, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u044f \u0432\u043d\u0435\u0448\u043d\u0438\u0435 \u0438\u043d\u0434\u0435\u043a\u0441\u044b [&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-121475","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=\"\u0421\u043f\u0443\u0441\u0442\u044f \u0441\u0435\u043c\u044c 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