{"id":95153,"date":"2020-09-26T01:42:22","date_gmt":"2020-09-25T23:42:22","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-globalnoj-deczentralizovannoj-fajlovoj-sistemy-ipfs-0-7"},"modified":"2020-09-26T01:42:22","modified_gmt":"2020-09-25T23:42:22","slug":"vypusk-globalnoj-deczentralizovannoj-fajlovoj-sistemy-ipfs-0-7","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-globalnoj-deczentralizovannoj-fajlovoj-sistemy-ipfs-0-7","title":{"rendered":"Vyd\u00e1n\u00ed glob\u00e1ln\u00ed decentralizovan\u00e9 souborov\u00e9 syst\u00e9m IPFS 0.7","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

P\u0159edstaven\u00ed<\/a><\/noindex> uvoln\u011bn\u00ed decentralizovan\u00e9ho souborov\u00e9ho syst\u00e9mu IPFS 0.7<\/a><\/noindex> (InterPlanetary File System), kter\u00e1 vytv\u00e1\u0159\u00ed glob\u00e1ln\u00ed verzionovan\u00e9 \u00falo\u017ei\u0161t\u011b soubor\u016f, rozprost\u0159en\u00e9 ve form\u011b P2P s\u00edt\u011b, tvo\u0159en\u00e9 ze syst\u00e9m\u016f \u00fa\u010dastn\u00edk\u016f. IPFS kombinuje my\u0161lenky, kter\u00e9 byly d\u0159\u00edve realizov\u00e1ny v takov\u00fdch syst\u00e9mech jako Git, BitTorrent, Kademlia, SFS a Web, a p\u0159ipom\u00edn\u00e1 jednotn\u00fd \u201eroji\u201c BitTorrent (uzly \u00fa\u010dastn\u00edc\u00ed se sd\u00edlen\u00ed), vym\u011b\u0148uj\u00edc\u00ed si Git objekty. IPFS se li\u0161\u00ed adresac\u00ed podle obsahu, nikoli m\u00edsta ulo\u017een\u00ed a libovoln\u00fdmi n\u00e1zvy. K\u00f3d referen\u010dn\u00ed implementace je naps\u00e1n v jazyce Go a distribuov\u00e1no<\/a><\/noindex> je licencov\u00e1n pod licencemi Apache 2.0 a MIT.<\/p>\n

Ve nov\u00e9 verzi bylo ve v\u00fdchoz\u00edm nastaven\u00ed deaktivov\u00e1no spojen\u00ed SECIO<\/a><\/noindex>, kter\u00e9 bylo v minul\u00e9m vyd\u00e1n\u00ed nahrazeno propojen\u00edm NOISE<\/a><\/noindex>, zalo\u017een\u00fdm<\/a><\/noindex> na protokolu Noise<\/a><\/noindex> a rozv\u00edjen\u00fdm v r\u00e1mci modul\u00e1rn\u00edho s\u00ed\u0165ov\u00e9ho stacku pro P2P aplikace libp2p<\/a><\/noindex>. Jako z\u00e1lo\u017en\u00ed p\u0159ipojen\u00ed bylo ponech\u00e1no TLSv1.3. Spr\u00e1vc\u016fm uzl\u016f, kte\u0159\u00ed pou\u017e\u00edvaj\u00ed star\u0161\u00ed verze IPFS (Go IPFS < 0.5 nebo JS IPFS < 0.47), se doporu\u010duje aktualizovat software, aby se p\u0159ede\u0161lo sn\u00ed\u017een\u00ed v\u00fdkonu.<\/p>\n

V nov\u00e9 verzi tak\u00e9 do\u0161lo k p\u0159echodu na v\u00fdchoz\u00ed pou\u017e\u00edv\u00e1n\u00ed kl\u00ed\u010d\u016f ed25519 m\u00edsto RSA. Podpora star\u00fdch RSA kl\u00ed\u010d\u016f z\u016fst\u00e1v\u00e1, ale nov\u00e9 kl\u00ed\u010de budou nyn\u00ed generov\u00e1ny pomoc\u00ed algoritmu ed25519. Pou\u017eit\u00ed vestav\u011bn\u00fdch otev\u0159en\u00fdch kl\u00ed\u010d\u016f ed25519 \u0159e\u0161\u00ed probl\u00e9m s ukl\u00e1d\u00e1n\u00edm otev\u0159en\u00fdch kl\u00ed\u010d\u016f, nap\u0159\u00edklad pro ov\u011b\u0159ov\u00e1n\u00ed podepsan\u00fdch dat p\u0159i pou\u017e\u00edv\u00e1n\u00ed ed25519 sta\u010d\u00ed informace o PeerId. N\u00e1zvy kl\u00ed\u010d\u016f na IPNS cest\u00e1ch jsou nyn\u00ed k\u00f3dov\u00e1ny pomoc\u00ed algoritmu base36 CIDv1 nam\u00edsto base58btc.<\/p>\n

Krom\u011b zm\u011bny typu v\u00fdchoz\u00edch kl\u00ed\u010d\u016f v IPFS 0.7 byla p\u0159id\u00e1na mo\u017enost rotace identifika\u010dn\u00edch kl\u00ed\u010d\u016f. Pro zm\u011bnu kl\u00ed\u010de uzlu nyn\u00ed m\u016f\u017eete spustit p\u0159\u00edkaz «ipfs key rotate». D\u00e1le byly p\u0159id\u00e1ny nov\u00e9 p\u0159\u00edkazy pro import a export kl\u00ed\u010d\u016f («ipfs key import» a «ipfs key export»), kter\u00e9 lze pou\u017e\u00edt pro z\u00e1lohov\u00e1n\u00ed, stejn\u011b jako p\u0159\u00edkaz «ipfs dag stat» pro zobrazen\u00ed statistik o DAG (Distribuovan\u00e9 acyklick\u00e9 grafy).<\/p>\n

P\u0159ipome\u0148me, \u017ee ve IPFS je odkaz pro p\u0159\u00edstup k souboru p\u0159\u00edmo spojen s jeho obsahem a zahrnuje kryptografick\u00fd hash obsahu. Adresu souboru nelze n\u00e1hodn\u011b p\u0159ejmenovat, m\u016f\u017ee se zm\u011bnit pouze po zm\u011bn\u011b obsahu. Podobn\u011b nelze prov\u00e9st zm\u011bnu v souboru bez zm\u011bny adresy (star\u00fd n\u00e1vrh z\u016fstane na p\u0159edchoz\u00ed adrese, zat\u00edmco nov\u00fd bude dostupn\u00fd pod jinou adresou, proto\u017ee hash obsahu souboru se zm\u011bn\u00ed). Vzhledem k tomu, \u017ee identifik\u00e1tor souboru se m\u011bn\u00ed p\u0159i ka\u017ed\u00e9 zm\u011bn\u011b, aby se poka\u017ed\u00e9 nemusely p\u0159ed\u00e1vat nov\u00e9 odkazy, jsou k dispozici slu\u017eby pro p\u0159i\u0159azen\u00ed trval\u00fdch adres, kter\u00e9 zohled\u0148uj\u00ed r\u016fzn\u00e9 verze souboru (IPNS<\/a><\/noindex>), nebo pro p\u0159i\u0159azen\u00ed aliasu analogicky s tradi\u010dn\u00edmi FS a DNS (MFS<\/a><\/noindex> (Mutable File System) a DNSLink<\/a><\/noindex>). <\/p>\n

Podobn\u011b jako BitTorrent jsou data p\u0159\u00edmo ulo\u017eena na syst\u00e9mech \u00fa\u010dastn\u00edk\u016f, kte\u0159\u00ed si vym\u011b\u0148uj\u00ed informace v re\u017eimu P2P, bez vazby na centralizovan\u00e9 uzly. V p\u0159\u00edpad\u011b pot\u0159eby z\u00edsk\u00e1n\u00ed souboru s konkr\u00e9tn\u00edm obsahem syst\u00e9m najde \u00fa\u010dastn\u00edky, kte\u0159\u00ed maj\u00ed tento soubor a poskytne ho z jejich syst\u00e9m\u016f po \u010d\u00e1stech v n\u011bkolika toc\u00edch. Po sta\u017een\u00ed souboru do sv\u00e9ho syst\u00e9mu se \u00fa\u010dastn\u00edk automaticky st\u00e1v\u00e1 jednou z bod\u016f pro jeho distribuci. Pro ur\u010den\u00ed \u00fa\u010dastn\u00edk\u016f s\u00edt\u011b, na uzlech kter\u00fdch je p\u0159\u00edtomen zaj\u00edmav\u00fd obsah, se pou\u017e\u00edv\u00e1<\/a><\/noindex> distribuovan\u00e1 hash tabulka (DHT<\/a><\/noindex>). Pro p\u0159\u00edstup k glob\u00e1ln\u00ed FS m\u016f\u017ee IPFS vyu\u017e\u00edvat protokol HTTP nebo m\u016f\u017ee b\u00fdt namontov\u00e1na virtu\u00e1ln\u00ed FS \/ipfs pomoc\u00ed modulu FUSE. <\/p>\n

IPFS pom\u00e1h\u00e1 \u0159e\u0161it takov\u00e9 \u00fakoly jako je spolehlivost ukl\u00e1d\u00e1n\u00ed (pokud bude p\u016fvodn\u00ed \u00falo\u017ei\u0161t\u011b mimo provoz, soubor lze st\u00e1hnout ze syst\u00e9m\u016f jin\u00fdch u\u017eivatel\u016f), odolnost v\u016f\u010di cenzu\u0159e obsahu (pro blokaci je nutn\u00e9 zablokovat v\u0161echny syst\u00e9my u\u017eivatel\u016f, na kter\u00fdch je kopie dat) a organizaci p\u0159\u00edstupu p\u0159i absenci p\u0159\u00edm\u00e9ho p\u0159ipojen\u00ed k internetu nebo p\u0159i \u0161patn\u00e9 kvalit\u011b spojen\u00ed (data lze st\u00e1hnout p\u0159es nejbli\u017e\u0161\u00ed \u00fa\u010dastn\u00edky v m\u00edstn\u00ed s\u00edti). Krom\u011b ukl\u00e1d\u00e1n\u00ed soubor\u016f a v\u00fdm\u011bny dat lze IPFS vyu\u017e\u00edt jako z\u00e1klad pro vytv\u00e1\u0159en\u00ed nov\u00fdch slu\u017eeb, nap\u0159\u00edklad pro organizaci provozu webov\u00fdch str\u00e1nek, kter\u00e9 nejsou v\u00e1z\u00e1ny na servery, nebo pro vytv\u00e1\u0159en\u00ed distribuovan\u00fdch. aplikac\u00ed<\/a><\/noindex>.<\/p>\n

\"Vyd\u00e1n\u00ed<\/a><\/noindex><\/center><\/p>\n

<\/a><\/noindex><\/p>\n

Zdroj: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0434\u0435\u0446\u0435\u043d\u0442\u0440\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u043d\u043e\u0439 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b IPFS 0.7 (InterPlanetary File System), \u043e\u0431\u0440\u0430\u0437\u0443\u044e\u0449\u0435\u0439 \u0433\u043b\u043e\u0431\u0430\u043b\u044c\u043d\u043e\u0435 \u0432\u0435\u0440\u0441\u0438\u043e\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0435 \u0445\u0440\u0430\u043d\u0438\u043b\u0438\u0449\u0435 \u0444\u0430\u0439\u043b\u043e\u0432, \u0440\u0430\u0437\u0432\u0451\u0440\u043d\u0443\u0442\u043e\u0435 \u0432 \u0444\u043e\u0440\u043c\u0435 P2P-\u0441\u0435\u0442\u0438, \u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u043d\u043e\u0439 \u0438\u0437 \u0441\u0438\u0441\u0442\u0435\u043c \u0443\u0447\u0430\u0441\u0442\u043d\u0438\u043a\u043e\u0432. IPFS \u043a\u043e\u043c\u0431\u0438\u043d\u0438\u0440\u0443\u0435\u0442 \u0438\u0434\u0435\u0438, \u0440\u0430\u043d\u0435\u0435 \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0432 \u0442\u0430\u043a\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445, \u043a\u0430\u043a Git, BitTorrent, Kademlia, SFS \u0438 Web, \u0438 \u043d\u0430\u043f\u043e\u043c\u0438\u043d\u0430\u0435\u0442 \u0435\u0434\u0438\u043d\u044b\u0439 «\u0440\u043e\u0439» BitTorrent (\u043f\u0438\u0440\u044b, \u0443\u0447\u0430\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0435 \u0432 \u0440\u0430\u0437\u0434\u0430\u0447\u0435), \u043e\u0431\u043c\u0435\u043d\u0438\u0432\u0430\u044e\u0449\u0438\u0439\u0441\u044f Git-\u043e\u0431\u044a\u0435\u043a\u0442\u0430\u043c\u0438. IPFS \u043e\u0442\u043b\u0438\u0447\u0430\u0435\u0442\u0441\u044f \u0430\u0434\u0440\u0435\u0441\u0430\u0446\u0438\u0435\u0439 \u043f\u043e \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u043c\u0443, \u0430 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":95154,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-95153","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Vyd\u00e1n\u00ed glob\u00e1ln\u00ed decentralizovan\u00e9 souborov\u00e9 syst\u00e9mu IPFS 0.7 | ProHoster","description":"Bylo p\u0159edstaveno vyd\u00e1n\u00ed decentralizovan\u00e9 souborov\u00e9 syst\u00e9mu IPFS.","canonical_url":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-globalnoj-deczentralizovannoj-fajlovoj-sistemy-ipfs-0-7","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"cs_CZ","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0412\u044b\u043f\u0443\u0441\u043a \u0433\u043b\u043e\u0431\u0430\u043b\u044c\u043d\u043e\u0439 \u0434\u0435\u0446\u0435\u043d\u0442\u0440\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u043d\u043e\u0439 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b IPFS 0.7 | ProHoster","og:description":"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0434\u0435\u0446\u0435\u043d\u0442\u0440\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u043d\u043e\u0439 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b IPFS.","og:url":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-globalnoj-deczentralizovannoj-fajlovoj-sistemy-ipfs-0-7","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2020-09-25T23:42:22+00:00","article:modified_time":"2020-09-25T23:42:22+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"95153","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":null,"schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":null,"breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2021-02-28 11:11:31","updated":"2022-09-28 08:36:20","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/95153","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/comments?post=95153"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/95153\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/media\/95154"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/media?parent=95153"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/categories?post=95153"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/tags?post=95153"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}