{"id":87101,"date":"2020-07-03T19:42:00","date_gmt":"2020-07-03T17:42:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/najdena-prichina-problem-dehydrated-s-acme-serverami-otlichnymi-ot-letsencrypt"},"modified":"2020-07-03T19:42:00","modified_gmt":"2020-07-03T17:42:00","slug":"najdena-prichina-problem-dehydrated-s-acme-serverami-otlichnymi-ot-letsencrypt","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/najdena-prichina-problem-dehydrated-s-acme-serverami-otlichnymi-ot-letsencrypt","title":{"rendered":"Byla nalezena p\u0159\u00ed\u010dina probl\u00e9m\u016f dehydrated s ACME servery mimo LetsEncrypt","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Sebastian Krause ur\u010dil<\/a><\/noindex> zdroj podivn\u00e9 nekompatibility se slu\u017ebou Bypass<\/a><\/noindex> skriptu dehydrated<\/a><\/noindex>, kter\u00fd se pou\u017e\u00edv\u00e1 pro automatizaci z\u00edsk\u00e1v\u00e1n\u00ed TLS certifik\u00e1t\u016f prost\u0159ednictv\u00edm protokolu ACME. S Bypass funguj\u00ed jak referen\u010dn\u00ed klient, tak uacme, ale ne dehydrated (p\u0159esn\u011bji, ten tak\u00e9 s n\u011bkter\u00fdmi obstrukcemi fungoval, ale v\u00fdhradn\u011b v re\u017eimu dns-1).<\/p>\n

D\u016fvod byl ban\u00e1ln\u00ed: m\u00edsto toho, aby spr\u00e1vn\u011b zpracoval odpov\u011b\u010f ve form\u00e1tu JSON, autor dehydrated pou\u017eil zvl\u00e1\u0161tnost form\u00e1tov\u00e1n\u00ed konkr\u00e9tn\u00edho JSON v\u00fdstupu od slu\u017eby Let's Encrypt a prov\u00e1d\u011bl anal\u00fdzu pomoc\u00ed regul\u00e1rn\u00edho v\u00fdrazu. Ale Bypass vrac\u00ed nehezky naform\u00e1tovan\u00fd, ale minifikovan\u00fd JSON, a pou\u017eit\u00e9 regul\u00e1rn\u00ed v\u00fdraz<\/a><\/noindex> nefungoval. Zvolen\u00fd p\u0159\u00edstup nevylu\u010duje vznik probl\u00e9m\u016f ani s LetsEncrypt, pokud tato slu\u017eba v budoucnu bez varov\u00e1n\u00ed zm\u011bn\u00ed form\u00e1t v\u00fdstupu, p\u0159i\u010dem\u017e z\u016fstane zcela v r\u00e1mci ofici\u00e1ln\u00edho protokolu.<\/p>\n

P\u0159i diskusi o probl\u00e9mu bylo navr\u017eeno pou\u017e\u00edt extern\u00ed JSON parser, jako je json_pp<\/a><\/noindex> nebo jq<\/a><\/noindex> (p\u0159idat do pipe 'jq -r \u00ab.authorizations | .[]\u00bb' pro spr\u00e1vnou anal\u00fdzu).
\nNev\u00fdhodou tohoto p\u0159\u00edstupu je rozmaz\u00e1n\u00ed my\u0161lenky vyhnout se minim\u00e1ln\u00edm a snadno ov\u011b\u0159iteln\u00fdm prost\u0159edk\u016fm, stejn\u011b jako probl\u00e9my s zpracov\u00e1n\u00edm chyb.<\/p>\n

Autor projektu dehydrated (projekt byl ned\u00e1vno prod\u00e1n<\/a><\/noindex> spole\u010dnosti Apilayer GmbH) souhlasil<\/a><\/noindex>, \u017ee anal\u00fdza JSON p\u0159edstavuje velk\u00fd probl\u00e9m, ale p\u0159id\u00e1vat extern\u00ed parsery nepova\u017euje za dobr\u00fd n\u00e1pad, proto\u017ee jednou z kl\u00ed\u010dov\u00fdch v\u00fdhod skriptu je absence z\u00e1vislosti na extern\u00edch komponent\u00e1ch. V sou\u010dasn\u00e9 dob\u011b je zanepr\u00e1zdn\u011bn, ale douf\u00e1, \u017ee se v p\u0159\u00ed\u0161t\u00edch n\u011bkolika dnech bude moci zam\u011b\u0159it na vy\u0159e\u0161en\u00ed probl\u00e9mu. V pl\u00e1nech je p\u0159epracov\u00e1n\u00ed parseru JSON nebo integrace hotov\u00e9ho parseru v jazyce shell \u2014 JSON.sh<\/a><\/noindex>.<\/p>\n

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

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

Sebastian Krause \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u043b \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a \u0441\u0442\u0440\u0430\u043d\u043d\u043e\u0439 \u043d\u0435\u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0441\u0442\u0438 \u0441 \u0441\u0435\u0440\u0432\u0438\u0441\u043e\u043c Bypass \u0441\u043a\u0440\u0438\u043f\u0442\u0430 dehydrated, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u043e\u0433\u043e \u0434\u043b\u044f \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u044f TLS-\u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0432 \u043f\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0443 ACME. \u0421 Bypass \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0442 \u0438 \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u044b\u0439 \u043a\u043b\u0438\u0435\u043d\u0442, \u0438 uacme, \u043d\u043e \u043d\u0435 dehydrated (\u0442\u043e\u0447\u043d\u0435\u0435, \u043e\u043d \u0442\u043e\u0436\u0435 \u0441 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u043c\u0438 \u043e\u0431\u0445\u043e\u0434\u043d\u044b\u043c\u0438 \u043c\u0430\u043d\u0451\u0432\u0440\u0430\u043c\u0438 \u0437\u0430\u0440\u0430\u0431\u043e\u0442\u0430\u043b, \u043d\u043e \u0438\u0441\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u0432 \u0440\u0435\u0436\u0438\u043c\u0435 dns-1). \u041f\u0440\u0438\u0447\u0438\u043d\u0430 \u043e\u043a\u0430\u0437\u0430\u043b\u0430\u0441\u044c \u0431\u0430\u043d\u0430\u043b\u044c\u043d\u0430: \u0432\u043c\u0435\u0441\u0442\u043e \u0442\u043e\u0433\u043e \u0447\u0442\u043e\u0431\u044b \u0440\u0430\u0437\u0431\u0438\u0440\u0430\u0442\u044c \u043e\u0442\u0432\u0435\u0442 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0435 JSON \u043f\u043e […]<\/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-87101","post","type-post","status-publish","format-standard","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\udd47Byla nalezena p\u0159\u00ed\u010dina probl\u00e9m\u016f dehydrated s ACME servery odli\u0161n\u00fdmi od LetsEncrypt | ProHoster","description":"Sebastian Krause ur\u010dil zdroj podivn\u00e9 nekompatibility se slu\u017ebou","canonical_url":"https:\/\/prohoster.info\/cs\/blog\/news\/najdena-prichina-problem-dehydrated-s-acme-serverami-otlichnymi-ot-letsencrypt","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\u041d\u0430\u0439\u0434\u0435\u043d\u0430 \u043f\u0440\u0438\u0447\u0438\u043d\u0430 \u043f\u0440\u043e\u0431\u043b\u0435\u043c dehydrated \u0441 ACME-\u0441\u0435\u0440\u0432\u0435\u0440\u0430\u043c\u0438, \u043e\u0442\u043b\u0438\u0447\u043d\u044b\u043c\u0438 \u043e\u0442 LetsEncrypt | ProHoster","og:description":"Sebastian Krause \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u043b \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a \u0441\u0442\u0440\u0430\u043d\u043d\u043e\u0439 \u043d\u0435\u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0441\u0442\u0438 \u0441 \u0441\u0435\u0440\u0432\u0438\u0441\u043e\u043c","og:url":"https:\/\/prohoster.info\/cs\/blog\/news\/najdena-prichina-problem-dehydrated-s-acme-serverami-otlichnymi-ot-letsencrypt","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":"2020-07-03T17:42:00+00:00","article:modified_time":"2020-07-03T17:42:00+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"87101","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 13:58:52","updated":"2022-10-02 21:29:06","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\/87101","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=87101"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/87101\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/media?parent=87101"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/categories?post=87101"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/tags?post=87101"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}