{"id":103806,"date":"2022-04-17T09:37:22","date_gmt":"2022-04-17T07:37:22","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-utility-dlya-sinhronizaczii-fajlov-rsync-3-2-4"},"modified":"2022-04-17T09:37:22","modified_gmt":"2022-04-17T07:37:22","slug":"vypusk-utility-dlya-sinhronizaczii-fajlov-rsync-3-2-4","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/vypusk-utility-dlya-sinhronizaczii-fajlov-rsync-3-2-4","title":{"rendered":"Rilascio dell'utility per la sincronizzazione dei file Rsync 3.2.4","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Dopo un anno e mezzo di sviluppo, \u00e8 disponibile il rilascio di Rsync 3.2.4, uno strumento per la sincronizzazione dei file e il backup, che permette di minimizzare il traffico grazie alla copia incrementale delle modifiche. Come trasporto possono essere utilizzati ssh, rsh o il protocollo rsync stesso. \u00c8 supportata l'organizzazione di server rsync anonimi, ottimizzati per garantire la sincronizzazione degli specchi. Il codice del progetto \u00e8 distribuito sotto licenza GPLv3.    <\/p>\n<p>Tra le modifiche aggiunte:  <\/p>\n<ul>\n<li class=\"l\"> \u00c8 stato proposto un nuovo metodo di protezione degli argomenti della riga di comando, che ricorda l'opzione precedentemente disponibile &#171;&#8212;protect-args&#187; (&#171;-s&#187;), ma non interrompe il funzionamento dello script rrsync (restricted rsync). La protezione consiste nell'escapes dei caratteri speciali, inclusi gli spazi, durante la trasmissione delle richieste al comando esterno. Il nuovo metodo non esegue l'escape dei caratteri speciali all'interno di un blocco racchiuso tra virgolette, permettendo cos\u00ec di utilizzare la semplice delimitazione del nome del file tra virgolette senza ulteriori escape, ad esempio ora \u00e8 consentito il comando &#171;rsync -aiv host:&#8217;a simple file.pdf&#8217; .&#187;. Per ripristinare il comportamento precedente \u00e8 stata proposta l'opzione &#171;&#8212;old-args&#187; e la variabile d'ambiente &#171;RSYNC_OLD_ARGS=1&#187;.\n<li class=\"l\"> \u00c8 stato risolto un problema di lunga data con la gestione dei caratteri del punto decimale tenendo conto della locale corrente (&#171;,&#187; invece di &#171;.&#187;). Per gli script progettati per elaborare solo il carattere &#171;.&#187; nei numeri, in caso di incompatibilit\u00e0, \u00e8 possibile impostare la locale &#171;C&#187;.\n<li class=\"l\"> \u00c8 stata corretta una vulnerabilit\u00e0 (CVE-2018-25032) nel codice fornito dalla libreria zlib, che portava a un overflow del buffer durante il tentativo di compressione di una sequenza di caratteri appositamente preparata.\n<li class=\"l\"> \u00c8 stata implementata l'opzione &#171;&#8212;fsync&#187; che chiama la funzione fsync() ad ogni operazione con il file per svuotare la cache del disco.\n<li class=\"l\"> Nello script rsync-ssl \u00e8 stata attivata l'opzione &#171;-verify_hostname&#187; quando si accede a openssl.\n<li class=\"l\"> \u00c8 stata aggiunta l'opzione &#171;&#8212;copy-devices&#187; per copiare i file dei dispositivi come file normali.\n<li class=\"l\"> Ridotto il consumo di memoria durante la trasmissione incrementale di un gran numero di piccole directory.\n<li class=\"l\"> Sulla piattaforma macOS \u00e8 stato assicurato il funzionamento dell'opzione &#171;&#8212;atimes&#187;.\n<li class=\"l\"> Implementata la possibilit\u00e0 di aggiornare gli attributi xattrs per i file in modalit\u00e0 solo lettura, se l'utente ha i diritti per modificare le autorizzazioni (ad esempio, quando eseguito con diritti root).\n<li class=\"l\"> \u00c8 stato aggiunto e attivato per default il parametro &#171;&#8212;info=NONREG&#187; per la visualizzazione di avvisi sulla trasmissione di file speciali.\n<li class=\"l\"> Lo script rrsync (restricted rsync) \u00e8 stato riscritto in Python. Sono state aggiunte nuove opzioni &#171;-munge&#187;, &#171;-no-lock&#187; e &#171;-no-del&#187;. Per impostazione predefinita, \u00e8 abilitato il blocco delle opzioni &#171;&#8212;copy-links&#187; (-L), &#171;&#8212;copy-dirlinks&#187; (-k) e &#171;&#8212;keep-dirlinks&#187; (-K) per complicare la realizzazione di attacchi che manipolano i collegamenti simbolici alle directory.\n<li class=\"l\"> Lo script atomic-rsync \u00e8 stato riscritto in Python e ampliato con la possibilit\u00e0 di ignorare i codici di ritorno non nulli. Per impostazione predefinita, viene ignorato il codice 24, restituito quando i file scompaiono durante l'esecuzione di rsync (ad esempio, il codice 24 viene restituito per i file temporanei che erano presenti durante l'indicizzazione iniziale, ma che sono stati eliminati al momento della trasferimento).\n<li class=\"l\"> Lo script munge-symlinks \u00e8 stato riscritto in Python.    <\/ul>\n<\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57033\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u043f\u043e\u043b\u0443\u0442\u043e\u0440\u0430 \u043b\u0435\u0442 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0440\u0435\u043b\u0438\u0437 Rsync 3.2.4, \u0443\u0442\u0438\u043b\u0438\u0442\u044b \u0434\u043b\u044f \u0441\u0438\u043d\u0445\u0440\u043e\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0444\u0430\u0439\u043b\u043e\u0432 \u0438 \u0440\u0435\u0437\u0435\u0440\u0432\u043d\u043e\u0433\u043e \u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0439 \u043c\u0438\u043d\u0438\u043c\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0442\u0440\u0430\u0444\u0438\u043a \u0437\u0430 \u0441\u0447\u0451\u0442 \u0438\u043d\u043a\u0440\u0435\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439. \u0412 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0442\u0440\u0430\u043d\u0441\u043f\u043e\u0440\u0442\u0430 \u043c\u043e\u0433\u0443\u0442 \u0431\u044b\u0442\u044c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u044b ssh, rsh \u0438\u043b\u0438 \u0441\u043e\u0431\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0439 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b rsync. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0430\u043d\u043e\u043d\u0438\u043c\u043d\u044b\u0445 rsync-\u0441\u0435\u0440\u0432\u0435\u0440\u043e\u0432, \u043e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e \u043f\u043e\u0434\u0445\u043e\u0434\u044f\u0449\u0438\u0445 \u0434\u043b\u044f \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u0441\u0438\u043d\u0445\u0440\u043e\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0437\u0435\u0440\u043a\u0430\u043b. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 GPLv3. \u0421\u0440\u0435\u0434\u0438 \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439: [&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-103806","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\u043e\u0441\u043b\u0435 \u043f\u043e\u043b\u0443\u0442\u043e\u0440\u0430 \u043b\u0435\u0442 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0440\u0435\u043b\u0438\u0437 Rsync 3.2.4, \u0443\u0442\u0438\u043b\u0438\u0442\u044b \u0434\u043b\u044f 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