{"id":123601,"date":"2025-04-19T09:05:08","date_gmt":"2025-04-19T07:05:08","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-ntp-servera-ntpsec-1-2-4"},"modified":"2025-04-19T09:05:08","modified_gmt":"2025-04-19T07:05:08","slug":"vypusk-ntp-servera-ntpsec-1-2-4","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-ntp-servera-ntpsec-1-2-4","title":{"rendered":"Vyd\u00e1n\u00ed NTP serveru NTPsec 1.2.4","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Po v\u00edce ne\u017e roce v\u00fdvoje byl zve\u0159ejn\u011bn vyd\u00e1n\u00ed serveru pro synchronizaci p\u0159esn\u00e9ho \u010dasu NTPsec 1.2.4. Projekt byl vytvo\u0159en jako fork referen\u010dn\u00ed implementace protokolu NTPv4 (NTP Classic 4.3.34), zam\u011b\u0159en\u00fd na p\u0159epracov\u00e1n\u00ed k\u00f3du za \u00fa\u010delem zv\u00fd\u0161en\u00ed bezpe\u010dnosti. Zdrojov\u00fd k\u00f3d NTPsec je distribuov\u00e1n pod licencemi BSD, MIT a NTP.    <\/p>\n<p>NTPsec se vyv\u00edj\u00ed pod veden\u00edm Erika Raymonda (Eric S. Raymond) za \u00fa\u010dasti n\u011bkter\u00fdch v\u00fdvoj\u00e1\u0159\u016f p\u016fvodn\u00edho NTP Classic, in\u017een\u00fdr\u016f z firem Hewlett Packard a Akamai Technologies, stejn\u011b jako projekt\u016f GPSD a RTEMS. Mezi odli\u0161nostmi od NTP Classic je p\u0159id\u00e1n\u00ed podpory protokolu NTS (Network Time Security), zmen\u0161en\u00ed velikosti k\u00f3du o v\u00edce ne\u017e polovinu (byly odstran\u011bny zastaral\u00e9 funkce a neaktu\u00e1ln\u00ed platformy), implementace re\u017eimu autonomn\u00edho provozu, vyu\u017eit\u00ed metod pro prevenci \u00fatok\u016f (nap\u0159\u00edklad filtrov\u00e1n\u00ed syst\u00e9mov\u00fdch vol\u00e1n\u00ed) a p\u0159echod na zabezpe\u010den\u00e9 funkce pro pr\u00e1ci s pam\u011bt\u00ed a \u0159et\u011bzci.        <\/p>\n<p>V nov\u00e9 verzi:  <\/p>\n<ul>\n<li class=\"l\"> Byla p\u0159id\u00e1na nastaven\u00ed \u201eextra port xxxx\u201c pro p\u0159\u00edjem po\u017eadavk\u016f na dopl\u0148kov\u00e9m s\u00ed\u0165ov\u00e9m portu vedle hlavn\u00edho portu, kter\u00fd se nastavuje pomoc\u00ed \u201ents port xxxx\u201c. Dopl\u0148kov\u00fd port m\u016f\u017ee b\u00fdt u\u017eite\u010dn\u00fd pro obch\u00e1zen\u00ed blokac\u00ed p\u0159\u00edstupu k extern\u00edm NTP server\u016fm, kter\u00e9 jsou nastaveny na firewallu.\n<li class=\"l\"> P\u0159id\u00e1na podpora pro sestaven\u00ed na Linuxov\u00fdch syst\u00e9mech s architekturou armhf.\n<li class=\"l\"> Zaji\u0161t\u011bna podpora provozu ntpd na syst\u00e9mech v re\u017eimu FIPS.\n<li class=\"l\"> Syst\u00e9m sestaven\u00ed Waf byl aktualizov\u00e1n na verzi 2.1.4. V Debianu se nyn\u00ed instalace utilit napsan\u00fdch v Pythonu, jako jsou ntpq a ntpmon, prov\u00e1d\u00ed do adres\u00e1\u0159e \u201e\/usr\/local\/lib\/python3.xx\/site-packages\u201c nam\u00edsto \u201e\/usr\/local\/lib\/python3.xx\/dist-packages\u201c. P\u0159\u00edkaz \u201ewaf install\u201c nyn\u00ed zahrnuje testov\u00e1n\u00ed instalovan\u00fdch spustiteln\u00fdch soubor\u016f a pomoc\u00ed p\u0159\u00edkazu \u201ewaf configure \u2014enable-Werror\u201c lze nyn\u00ed povolit zpracov\u00e1n\u00ed varov\u00e1n\u00ed kompil\u00e1toru jako chyby.\n<li class=\"l\"> Jako minim\u00e1ln\u00ed verze Pythonu byla uvoln\u011bna verze 2.7. Podpora pro Python 2 pl\u00e1nujeme ukon\u010dit v p\u0159\u00ed\u0161t\u00ed verzi.\n<li class=\"l\"> Ve v\u00fdchoz\u00edm nastaven\u00ed je pou\u017eita volba \u201e\u2014disable-fuzz\u201c, kter\u00e1 vyp\u00edn\u00e1 mechanismus \u201eClock fuzzing\u201c (vytv\u00e1\u0159en\u00ed milisekundov\u00fdch n\u00e1hodn\u00fdch posun\u016f v poskytovan\u00e9m \u010dase klient\u016fm, kter\u00e9 nemaj\u00ed vliv na celkovou p\u0159esnost, ale zabra\u0148uj\u00ed \u00fato\u010dn\u00edk\u016fm p\u0159edpov\u011bd\u011bt skute\u010dnou hodnotu \u010dasu).\n<li class=\"l\"> Byly odstran\u011bny zbytky k\u00f3du souvisej\u00edc\u00ed s provozem v re\u017eimech broadcast a multicast.\n<li class=\"l\"> Do ntpdig byla p\u0159id\u00e1na volba pro v\u00e1z\u00e1n\u00ed na ur\u010den\u00e9 <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/cs\/lir\/ipv4\/\"   title=\"IP adresu\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"610\">IP adresu<\/a>.\n<li class=\"l\"> Do konfigurace NTS-KE byla p\u0159id\u00e1na volba pro nastaven\u00ed seznamu preferovan\u00fdch \u0161ifrovac\u00edch algoritm\u016f pro TLS.\n<li class=\"l\"> Byl m\u00edsto ntp_adjtime pou\u017eit v\u00fdstup ntp_gettime.       <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63103\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0431\u043e\u043b\u0435\u0435 \u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0441\u0438\u043d\u0445\u0440\u043e\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0442\u043e\u0447\u043d\u043e\u0433\u043e \u0432\u0440\u0435\u043c\u0435\u043d\u0438 NTPsec 1.2.4. \u041f\u0440\u043e\u0435\u043a\u0442 \u0431\u044b\u043b \u0441\u043e\u0437\u0434\u0430\u043d \u043a\u0430\u043a \u0444\u043e\u0440\u043a \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 NTPv4 (NTP Classic 4.3.34), \u0441\u0444\u043e\u043a\u0443\u0441\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u043d\u0430 \u043f\u0435\u0440\u0435\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u043a\u043e\u0434\u043e\u0432\u043e\u0439 \u0431\u0430\u0437\u044b \u0441 \u0446\u0435\u043b\u044c\u044e \u043f\u043e\u0432\u044b\u0448\u0435\u043d\u0438\u044f \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438. \u0418\u0441\u0445\u043e\u0434\u043d\u044b\u0439 \u043a\u043e\u0434 NTPsec \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\u044f\u043c\u0438 BSD, MIT \u0438 NTP. NTPsec \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u043e\u043c \u042d\u0440\u0438\u043a\u0430 \u0420\u0435\u0439\u043c\u043e\u043d\u0434\u0430 (Eric S. Raymond) \u043f\u0440\u0438 \u0443\u0447\u0430\u0441\u0442\u0438\u0438 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0445 [&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-123601","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u0431\u043e\u043b\u0435\u0435 \u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0441\u0435\u0440\u0432\u0435\u0440\u0430 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