{"id":105358,"date":"2022-10-22T15:36:45","date_gmt":"2022-10-22T13:36:45","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-powerdns-authoritative-server-4-7"},"modified":"2022-10-22T15:36:45","modified_gmt":"2022-10-22T13:36:45","slug":"vypusk-powerdns-authoritative-server-4-7","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/vypusk-powerdns-authoritative-server-4-7","title":{"rendered":"Rilascio di PowerDNS Authoritative Server 4.7","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>\u00c8 stato pubblicato il rilascio del server DNS autoritativo PowerDNS Authoritative Server 4.7, destinato all'organizzazione della gestione delle zone DNS. Secondo i dati degli sviluppatori del progetto, PowerDNS Authoritative Server gestisce circa il 30% del totale dei domini in Europa (se si considerano solo i domini con firme DNSSEC, allora il 90%). Il codice del progetto \u00e8 distribuito sotto la licenza GPLv2.    <\/p>\n<p>PowerDNS Authoritative Server offre la possibilit\u00e0 di memorizzare informazioni sui domini in vari database, tra cui MySQL, PostgreSQL, SQLite3, Oracle e Microsoft SQL Server, nonch\u00e9 in LDAP e file di testo semplici in formato BIND. La risposta pu\u00f2 essere ulteriormente filtrata (ad esempio, per escludere lo spam) o reindirizzata tramite l'integrazione di propri gestori in linguaggi come Lua, Java, Perl, Python, Ruby, C e C++. Tra le caratteristiche sono inclusi strumenti per la raccolta remota delle statistiche, anche tramite SNMP o Web API (per statistiche e gestione \u00e8 integrato un server http), riavvio istantaneo, motore integrato per collegare gestori in linguaggio Lua, e la possibilit\u00e0 di bilanciamento del carico tenendo conto della posizione geografica del cliente.      <\/p>\n<p>Novit\u00e0 principali:  <\/p>\n<ul>\n<li class=\"l\"> \u00c8 stata aggiunta la supporto per il catalogo delle zone (\"Catalog Zones\"), che semplifica la manutenzione dei server DNS secondari consentendo di specificare le zone su un server secondario invece di definirle per ciascun dominio. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/it\/server\/dts-newyork\/\"   title=\"server\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2727\">server<\/a> singole registrazioni per ciascuna zona secondaria, viene organizzato il trasferimento del catalogo delle zone secondarie tra il server primario e quello secondario. Dopo aver configurato il trasferimento del catalogo, analogamente al trasferimento di singole zone, le zone create sul server primario, contrassegnate come parte del catalogo, verranno automaticamente create sul server secondario senza necessit\u00e0 di modificare i file di configurazione. \u00c8 supportato il funzionamento del catalogo con i backend di archiviazione gmysql, gpgsql, gsqlite3, godbc e lmdb.\n<li class=\"l\"> Durante l'implementazione del catalogo delle zone, \u00e8 stata ottimizzata la codifica per gestire un numero elevato di domini. Nel memorizzare le zone nel DBMS, \u00e8 stata significativamente ridotta la quantit\u00e0 di query SQL: invece di una query separata per ciascun dominio, ora viene eseguita un'operazione di selezione di gruppo. Questa modifica ha avuto un impatto positivo sulle prestazioni. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/it\/server\/\"   title=\"server\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1666\">server<\/a>, servendo un numero elevato di zone, anche su sistemi che non utilizzano il catalogo delle zone.\n<li class=\"l\"> \u00c8 stata ripristinata e ristrutturata la supporto per il meccanismo di scambio chiave GSS-TSIG, che era stato rimosso in precedenza a causa di vulnerabilit\u00e0 e problemi di sicurezza potenziali.\n<li class=\"l\"> Nella richiesta di registrazioni Lua tramite TCP \u00e8 stato garantito il riutilizzo dello stato di Lua, il che ha notevolmente migliorato le prestazioni.\n<li class=\"l\"> Nel DB basato su lmdbbackend \u00e8 stata realizzata l'associazione a UUID e la possibilit\u00e0 di generare identificatori casuali per gli oggetti.\n<li class=\"l\"> In pdnsutil e nell'API HTTP sono stati aggiunti strumenti per gestire i server autoprimary, utilizzati per automatizzare il dispiegamento e l'aggiornamento delle zone sui server DNS secondari senza configurazione manuale delle zone secondarie.\n<li class=\"l\"> \u00c8 stata aggiunta una nuova funzione Lua ifurlextup.\n<li class=\"l\"> \u00c8 stato aggiunto un processo in background sperimentale per la generazione e la consegna delle chiavi (key roller).        <\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57958\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u0430\u0432\u0442\u043e\u0440\u0438\u0442\u0435\u0442\u043d\u043e\u0433\u043e (authoritative) DNS-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 PowerDNS Authoritative Server 4.7, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0433\u043e \u0434\u043b\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u043e\u0442\u0434\u0430\u0447\u0438 DNS-\u0437\u043e\u043d. \u041f\u043e \u0434\u0430\u043d\u043d\u044b\u043c \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u043f\u0440\u043e\u0435\u043a\u0442\u0430, PowerDNS Authoritative Server \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u0435\u0442 \u043f\u0440\u0438\u043c\u0435\u0440\u043d\u043e 30% \u0438\u0437 \u043e\u0431\u0449\u0435\u0433\u043e \u0447\u0438\u0441\u043b\u0430 \u0434\u043e\u043c\u0435\u043d\u043e\u0432 \u0432 \u0415\u0432\u0440\u043e\u043f\u0435 (\u0435\u0441\u043b\u0438 \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0442\u044c \u0442\u043e\u043b\u044c\u043a\u043e \u0434\u043e\u043c\u0435\u043d\u044b \u0441 \u043f\u043e\u0434\u043f\u0438\u0441\u044f\u043c\u0438 DNSSEC, \u0442\u043e 90%). \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 GPLv2. PowerDNS Authoritative Server \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u043e \u0434\u043e\u043c\u0435\u043d\u0430\u0445 \u0432 [&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-105358","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 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