{"id":74342,"date":"2020-03-16T20:42:19","date_gmt":"2020-03-16T17:42:19","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-pochtovogo-servera-postfix-3-5-0"},"modified":"2020-03-16T20:42:19","modified_gmt":"2020-03-16T17:42:19","slug":"reliz-pochtovogo-servera-postfix-3-5-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/novosti-interneta\/reliz-pochtovogo-servera-postfix-3-5-0","title":{"rendered":"Rilascio del server di posta Postfix 3.5.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Dopo un anno di sviluppo <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mail-archive.com\/postfix-announce@postfix.org\/msg00063.html\">si \u00e8 tenuto<\/a><\/noindex> rilascio della nuova versione stabile del server di posta <noindex><a rel=\"nofollow\" href=\"http:\/\/www.postfix.org\">Postfix \u2014 3.5.0<\/a><\/noindex>. \u00c8 stata anche annunciata la cessazione del supporto per la versione <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=43951\">Postfix 3.1<\/a><\/noindex>, rilasciata all'inizio del 2016. Postfix \u00e8 uno dei rari progetti che combina alta sicurezza, affidabilit\u00e0 e prestazioni, raggiunte grazie a una pianificazione <noindex><a rel=\"nofollow\" href=\"http:\/\/www.postfix.org\/OVERVIEW.html\">architettura<\/a><\/noindex> e a una politica piuttosto rigorosa per la formattazione del codice e l'audit delle patch. Il codice del progetto \u00e8 distribuito sotto le licenze EPL 2.0 (Eclipse Public License) e IPL 1.0 (IBM Public License).<\/p>\n<p> Secondo il sondaggio automatizzato di marzo <noindex><a rel=\"nofollow\" href=\"http:\/\/www.securityspace.com\/s_survey\/data\/man.202002\/mxsurvey.html\">su circa un milione di server di posta, Postfix \u00e8 utilizzato nel 34,29% (34,42%) dei server di posta,<\/a><\/noindex> la quota di Exim \u00e8 del 57,77% (un anno fa 56,91%), Sendmail \u2014 3,83% (4,16%), MailEnable \u2014 2,12% (2,18%), MDaemon \u2014 0,77% (0,91%), Microsoft Exchange \u2014 0,47% (0,61%).<br \/>\nLa quota di Exim \u00e8 del 57.77% (un anno fa 56.91%), Sendmail \u2014 3.83% (4.16%), MailEnable \u2014 2.12% (2.18%), MDaemon \u2014 0.77% (0.91%), Microsoft Exchange \u2014 0.47% (0.61%).<\/p>\n<p>Principali <noindex><a rel=\"nofollow\" href=\"ftp:\/\/ftp.porcupine.org\/mirrors\/postfix-release\/official\/postfix-3.5.0.RELEASE_NOTES\">novit\u00e0<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> \u00c8 stata aggiunta la supporto per il protocollo di bilanciamento del carico <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50904\">HAProxy 2.0<\/a><\/noindex> con proxy delle richieste tramite TCP su IPv4 e IPv6 o senza proxy delle connessioni (per l'invio di richieste heartbeat di controllo, che confermano il funzionamento regolare).\n<li class=\"l\"> \u00c8 stata aggiunta la possibilit\u00e0 di forzare l'installazione di messaggi di stato obsoleto (non consegnati) per il ritorno al mittente. Lo stato viene salvato nel file della coda di consegna come attributo speciale, il cui possesso provoca che qualsiasi tentativo di consegna porti al ritorno del messaggio al mittente, senza mettere in coda il tentativo di consegna ripetuta (hold queue). Per impostare l'attributo di messaggio obsoleto, sono stati aggiunti i flag \u2018-e\u2019 e \u2018-f\u2019 al comando postsuper; la differenza del flag \u2018-f\u2019 \u00e8 che il messaggio viene restituito immediatamente al mittente se \u00e8 nella coda di attesa per la ripetizione dell'invio. Nei risultati dei comandi mailq e postqueue, i messaggi forzatamente obsoleti sono contrassegnati con il simbolo \u2018#\u2019 dopo il nome del file.\n<li class=\"l\"> Nei client SMTP e LMTP \u00e8 stata aggiunta la supporto per l'elencazione di pi\u00f9 host per il reindirizzamento del messaggio a un altro server (next-hop). Gli host elencati verranno provati per la trasmissione del messaggio nell'ordine in cui sono stati forniti (se il primo non \u00e8 disponibile, verr\u00e0 tentata la consegna al secondo, e cos\u00ec via). La specifica della lista \u00e8 stata implementata per le direttive relayhost, transport_maps, default_transport e sender_dependent_default_transport_maps.\n<p>    \/etc\/postfix\/main.cf:<br \/>\n        relayhost = foo.example, bar.example<br \/>\n        default_transport = smtp:foo.example, bar.example<\/p>\n<li class=\"l\"> \u00c8 stato modificato il comportamento della registrazione. Gli indirizzi in \u2018from=\u2019 e \u2018to=\u2019 ora vengono salvati utilizzando il quoting \u2014 se la parte locale dell'indirizzo contiene uno spazio o caratteri speciali, la parte indicata dell'indirizzo sar\u00e0 racchiusa tra virgolette. Per ripristinare il comportamento precedente, negli impostazioni \u00e8 necessario aggiungere \u2018info_log_address_format = internal\u2019.\n<p>    Era: from=<br \/>\n    Diventato: from='@example.com'.<\/p>\n<li class=\"l\"> \u00c8 stata garantita la normalizzazione degli indirizzi IP ottenuti dagli header XCLIENT e XFORWARD o tramite il protocollo HaProxy. La modifica potrebbe comportare incompatibilit\u00e0 a livello di log e abbinamenti di subnet IPv6 nella direttiva check_client_access.\n<li class=\"l\"> Per migliorare l'interazione con Dovecot nel agente di consegna SMTP+LMTP, \u00e8 stato assicurato l'allegato delle intestazioni Delivered-To, X-Original-To e Return-Path, utilizzando i flag \u2018flags=DORX\u2019 in master.cf, in analogia con gli agenti di consegna pipe e local.\n<li class=\"l\"> \u00c8 stato definito l'ordine di verifica dei certificati, come specificato nelle tabelle check_ccert_access. Per prima cosa viene controllata l'impronta del certificato del cliente, e poi quella della chiave pubblica del cliente (comportamento come specificato da \u2018search_order = cert_fingerprint, pubkey_fingerprint\u2019).\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52550\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0441\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u043d\u043e\u0432\u043e\u0439 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 \u043f\u043e\u0447\u0442\u043e\u0432\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430 Postfix &#8212; 3.5.0. \u0412 \u0442\u043e \u0436\u0435 \u0432\u0440\u0435\u043c\u044f \u043e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u043e \u043e \u043f\u0440\u0435\u043a\u0440\u0430\u0449\u0435\u043d\u0438\u0438 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u0432\u0435\u0442\u043a\u0438 Postfix 3.1, \u0432\u044b\u043f\u0443\u0449\u0435\u043d\u043d\u043e\u0439 \u0432 \u043d\u0430\u0447\u0430\u043b\u0435 2016 \u0433\u043e\u0434\u0430. Postfix \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043e\u0434\u043d\u0438\u043c \u0438\u0437 \u0440\u0435\u0434\u043a\u0438\u0445 \u043f\u0440\u043e\u0435\u043a\u0442\u043e\u0432, \u0441\u043e\u0447\u0435\u0442\u0430\u044e\u0449\u0438\u0445 \u043e\u0434\u043d\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u043e \u0432\u044b\u0441\u043e\u043a\u0443\u044e \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c, \u043d\u0430\u0434\u0451\u0436\u043d\u043e\u0441\u0442\u044c \u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c, \u0447\u0435\u0433\u043e \u0443\u0434\u0430\u043b\u043e\u0441\u044c \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u0431\u043b\u0430\u0433\u043e\u0434\u0430\u0440\u044f \u043f\u0440\u043e\u0434\u0443\u043c\u0430\u043d\u043d\u043e\u0439 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0435 \u0438 \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u0436\u0451\u0441\u0442\u043a\u043e\u0439 \u043f\u043e\u043b\u0438\u0442\u0438\u043a\u0435 \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u0438\u044f \u043a\u043e\u0434\u0430 \u0438 [&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-74342","post","type-post","status-publish","format-standard","hentry","category-novosti-interneta"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0441\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u043d\u043e\u0432\u043e\u0439 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0439 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