{"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\/no\/blog\/news\/vypusk-powerdns-authoritative-server-4-7","title":{"rendered":"Utgivelsen av PowerDNS Authoritative Server 4.7","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Utgivelsen av den autoritative DNS-serveren PowerDNS Authoritative Server 4.7, som er designet for \u00e5 h\u00e5ndtere DNS-soner, er n\u00e5 offentlig. If\u00f8lge prosjektutviklerne betjener PowerDNS Authoritative Server omtrent 30 % av alle domener i Europa (for domener med DNSSEC-signaturer er tallet 90 %). Prosjektkoden distribueres under GPLv2-lisensen.    <\/p>\n<p>PowerDNS Authoritative Server tilbyr muligheten til \u00e5 lagre informasjon om domener i ulike databaser, inkludert MySQL, PostgreSQL, SQLite3, Oracle, og Microsoft SQL Server, samt i LDAP og vanlige tekstfiler i BIND-format. Svarene kan ogs\u00e5 filtreres ytterligere (for eksempel for \u00e5 blokkere spam) eller omdirigeres ved \u00e5 bruke egne h\u00e5ndtere i Lua, Java, Perl, Python, Ruby, C og C++. Spesielle funksjoner inkluderer ogs\u00e5 verkt\u00f8y for ekstern statistikkinnsamling, inkludert via SNMP eller gjennom Web API (for statistikk og administrasjon er det innebygd en http-server), umiddelbar omstart, en innebygd motor for tilkobling av h\u00e5ndtere p\u00e5 Lua-spr\u00e5ket, og muligheten for belastningsbalansering basert p\u00e5 kundens geografiske plassering.      <\/p>\n<p>Hovudnyhende:  <\/p>\n<ul>\n<li class=\"l\"> St\u00f8tte for sonekatalogen (\"Catalog Zones\") er lagt til, noe som forenkler vedlikeholdet av sekund\u00e6re DNS-servere ved at i stedet for \u00e5 bestemme p\u00e5 sekund\u00e6r <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/no\/server\/dts-newyork\/\"   title=\"serveren\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2727\">serveren<\/a> Etter oppsett av katalogoverf\u00f8ring, p\u00e5 lik linje med overf\u00f8ring av separate soner, vil soner som opprettes p\u00e5 prim\u00e6rserveren og merkes som en del av katalogen, automatisk bli opprettet p\u00e5 sekund\u00e6rserveren uten behov for \u00e5 endre konfigurasjonsfiler. Katalogen st\u00f8tter lagring med gmysql, gpgsql, gsqlite3, godbc og lmdb-bakender.\n<li class=\"l\"> Under implementeringen av sonekatalogen ble koden optimalisert for \u00e5 h\u00e5ndtere et stort antall domener. Ved lagring av soner i DB er antallet SQL-sp\u00f8rringer betydelig redusert - i stedet for en separat foresp\u00f8rsel for hvert domene, utf\u00f8res det n\u00e5 en gruppedatavalging. Endringen har hatt en positiv innvirkning p\u00e5 ytelsen. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/no\/server\/\"   title=\"servere\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1666\">servere<\/a>, som betjener et stort antall soner, selv p\u00e5 systemer som ikke bruker katalogsoner.\n<li class=\"l\"> St\u00f8tten for GSS-TSIG n\u00f8kkelutvekslingsmekanismen, som tidligere ble fjernet p\u00e5 grunn av s\u00e5rbarheter og potensielle sikkerhetsproblemer, er n\u00e5 tilbake.\n<li class=\"l\"> Ved foresp\u00f8rsel om Lua-poster via TCP er det sikret gjenbruk av Lua-tilstand, noe som betydelig har \u00f8kt ytelsen.\n<li class=\"l\"> I databasen basert p\u00e5 lmdbbackend er det implementert binding til UUID og mulighet for generering av tilfeldige objektidentifikatorer.\n<li class=\"l\"> Verkt\u00f8y for administrasjon av autoprimary-servere, som brukes for automatisk distribusjon og oppdatering av soner p\u00e5 sekund\u00e6re DNS-servere uten manuell konfigurasjon av sekund\u00e6re soner, er lagt til i pdnsutil og HTTP API.\n<li class=\"l\"> En ny Lua-funksjon ifurlextup er lagt til.\n<li class=\"l\"> En eksperimentell bakgrunnsprosess for generering og levering av n\u00f8kler (key roller) er lagt til.        <\/ul>\n<p>Kilde: <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. 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