{"id":182430,"date":"2026-07-02T10:53:21","date_gmt":"2026-07-02T08:53:22","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-utility-dlya-proverki-czelostnosti-fajlov-precizer-0-16-0"},"modified":"2026-07-02T10:53:21","modified_gmt":"2026-07-02T08:53:22","slug":"vypusk-utility-dlya-proverki-czelostnosti-fajlov-precizer-0-16-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-utility-dlya-proverki-czelostnosti-fajlov-precizer-0-16-0","title":{"rendered":"Vyd\u00e1n\u00ed n\u00e1stroje pro kontrolu integrity soubor\u016f Precizer 0.16.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Bylo vyd\u00e1no Precizer 0.16.0, konzolov\u00e1 utilita Precizer ur\u010den\u00e1 k prov\u011b\u0159ov\u00e1n\u00ed integrity velk\u00fdch strom\u016f soubor\u016f a odhalov\u00e1n\u00ed nesrovnalost\u00ed po synchronizaci dat. K\u00f3d projektu je naps\u00e1n v jazyce C a je distribuov\u00e1n pod licenc\u00ed GPLv3. Hotov\u00e9 verze byly d\u0159\u00edve k dispozici pro Linux a macOS, a kl\u00ed\u010dovou zm\u011bnou t\u00e9to verze je experiment\u00e1ln\u00ed podpora Windows.<\/p>\n

Projekt Precizer se vyv\u00edj\u00ed v\u00edce ne\u017e dva roky a je prezentov\u00e1n jako mal\u00e1, rychl\u00e1 a u\u017eivatelsky p\u0159\u00edv\u011btiv\u00e1 CLI utilita pro \u00fakoly, kde b\u011b\u017en\u00e9 srovn\u00e1n\u00ed metadat soubor\u016f ji\u017e nesta\u010d\u00ed. Program proch\u00e1z\u00ed stromem adres\u00e1\u0159\u016f, po\u010d\u00edt\u00e1 kontroln\u00ed sou\u010dty soubor\u016f (SHA512) a ukl\u00e1d\u00e1 informace do SQLite datab\u00e1ze. Pot\u00e9 lze porovnat datab\u00e1ze vytvo\u0159en\u00e9 pro r\u016fzn\u00e9 zdroje dat a z\u00edskat seznam chyb\u011bj\u00edc\u00edch soubor\u016f, nadbyte\u010dn\u00fdch soubor\u016f a objekt\u016f s nesouladn\u00fdmi kontroln\u00edmi sou\u010dty.<\/p>\n

Hlavn\u00ed sc\u00e9n\u00e1\u0159 pou\u017eit\u00ed souvis\u00ed s kontrolou v\u00fdsledk\u016f synchronizace velk\u00fdch \u00falo\u017ei\u0161\u0165, z\u00e1loh a kop\u00edrov\u00e1n\u00ed pro obnovu po hav\u00e1rii. Na rozd\u00edl od jednor\u00e1zov\u00fdch spu\u0161t\u011bn\u00ed utilit, kter\u00e9 p\u0159epo\u010d\u00edt\u00e1vaj\u00ed kontroln\u00ed sou\u010dty od nuly, Precizer uchov\u00e1v\u00e1 stav mezi spu\u0161t\u011bn\u00edmi a umo\u017e\u0148uje obnovit dlouh\u00e9 operace po p\u0159eru\u0161en\u00ed. To je obzvl\u00e1\u0161t\u011b d\u016fle\u017eit\u00e9 pro stromov\u00e9 struktury soubor\u016f s velk\u00fdm po\u010dtem objekt\u016f nebo objemy m\u011b\u0159en\u00fdmi terabajty a petabajty, kde op\u011btovn\u00e9 \u00fapln\u00e9 proch\u00e1zen\u00ed dat po n\u00e1hodn\u00e9m zastaven\u00ed m\u016f\u017ee p\u0159edstavovat \u00fakol bez dobr\u00e9ho praktick\u00e9ho \u0159e\u0161en\u00ed.<\/p>\n

Byla tak\u00e9 zaznamen\u00e1na mo\u017enost pou\u017eit\u00ed Precizeru jako n\u00e1stroje pro kontrolu bezpe\u010dnosti k odhalen\u00ed neopr\u00e1vn\u011bn\u00fdch zm\u011bn soubor\u016f, v\u010detn\u011b p\u0159\u00edpad\u016f, kdy metadata neumo\u017e\u0148uj\u00ed odhalit z\u00e1m\u011bnu obsahu.<\/p>\n

Pro re\u017eim aktualizace d\u0159\u00edve vytvo\u0159en\u00e9 datab\u00e1ze je k dispozici mo\u017enost «—update», kter\u00e1 umo\u017e\u0148uje p\u0159id\u00e1vat nov\u00e9 soubory, mazat z\u00e1znamy o ztracen\u00fdch objektech a p\u0159epo\u010d\u00edt\u00e1vat kontroln\u00ed sou\u010dty zm\u011bn\u011bn\u00fdch soubor\u016f. Pro omezen\u00ed oblasti kontroly a porovn\u00e1n\u00ed jsou podporov\u00e1ny filtry cest pomoc\u00ed «—ignore» a «—include».<\/p>\n

Hotov\u00e9 archivy Precizer 0.16.0 jsou k dispozici pro Linux x86_64, Linux AArch64, macOS arm64 a Windows x64. Pro Linux jsou nab\u00edzeny p\u0159enosn\u00e9 staticky sestaven\u00e9 ELF soubory, kter\u00e9 nejsou v\u00e1z\u00e1ny na konkr\u00e9tn\u00ed distribuci. Pro sestaven\u00ed ze zdrojov\u00fdch text\u016f lze pou\u017e\u00edt b\u011b\u017en\u00fd Makefile nebo p\u0159ipraven\u00e1 Docker prost\u0159ed\u00ed pro AlmaLinux, Alpine, Arch, Debian, Gentoo, Rocky a Ubuntu.<\/p>\n

V r\u00e1mci vyd\u00e1n\u00ed jsou p\u0159ipraveny dv\u011b varianty Windows sestaven\u00ed: ZIP archiv s spustiteln\u00fdm souborem a pot\u0159ebnou DLL z\u00e1vislost\u00ed, a tak\u00e9 p\u0159enosn\u00fd EXE soubor bez extern\u00edch z\u00e1vislost\u00ed. Windows sestaven\u00ed zat\u00edm nemaj\u00ed digit\u00e1ln\u00ed podpis vydavatele. Nav\u00edc p\u0159enosn\u00fd EXE soubor m\u016f\u017ee vyvol\u00e1vat varov\u00e1n\u00ed Microsoft Defender, co\u017e je typick\u00e9 pro ran\u00e9 nepodepsan\u00e9 bin\u00e1rn\u00ed soubory sestaven\u00e9 mimo b\u011b\u017en\u00fd dodavatelsk\u00fd \u0159et\u011bzec Windows aplikac\u00ed.
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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