{"id":40553,"date":"2020-02-01T20:58:27","date_gmt":"2020-02-01T17:58:27","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/vypusk-gipervizora-bareflank-2-0"},"modified":"2020-02-01T20:58:27","modified_gmt":"2020-02-01T17:58:27","slug":"vypusk-gipervizora-bareflank-2-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/vypusk-gipervizora-bareflank-2-0","title":{"rendered":"Vyd\u00e1n\u00ed hypervizoru Bareflank 2.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/Bareflank\/hypervisor\/releases\/tag\/v2.0\">Prob\u011bhlo<\/a><\/noindex> vyd\u00e1n\u00ed hypervizora <noindex><a rel=\"nofollow\" href=\"http:\/\/bareflank.github.io\/hypervisor\/\">Bareflank 2.0<\/a><\/noindex>, poskytuj\u00edc\u00ed n\u00e1stroje pro rychl\u00fd v\u00fdvoj specializovan\u00fdch hypervizor\u016f. Bareflank je naps\u00e1n v jazyce C++, podporuje C++ STL. Modul\u00e1rn\u00ed architektura Bareflank umo\u017e\u0148uje snadno roz\u0161i\u0159ovat st\u00e1vaj\u00edc\u00ed funkce hypervizoru a vytv\u00e1\u0159et vlastn\u00ed varianty hypervizor\u016f, a\u0165 u\u017e b\u011b\u017e\u00edc\u00edch na hardwarov\u00e9 \u00farovni (jako Xen), nebo spu\u0161t\u011bn\u00fdch v existuj\u00edc\u00edm softwarov\u00e9m prost\u0159ed\u00ed (jako VirtualBox). Je k dispozici mo\u017enost b\u011bhu opera\u010dn\u00edho syst\u00e9mu hostitelsk\u00e9ho prost\u0159ed\u00ed v samostatn\u00e9 virtu\u00e1ln\u00ed machine. K\u00f3d projektu <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/Bareflank\/hypervisor\">distribuov\u00e1no<\/a><\/noindex> je licencov\u00e1n pod LGPL 2.1.<\/p>\n<p>Bareflank podporuje Linux, Windows a UEFI na 64bitov\u00fdch CPU Intel. Pro hardwarov\u00e9 odd\u011blen\u00ed zdroj\u016f virtu\u00e1ln\u00edch stroj\u016f se pou\u017e\u00edv\u00e1 technologie Intel VT-x. Do budoucna je pl\u00e1nov\u00e1na podpora macOS a BSD syst\u00e9m\u016f, stejn\u011b jako mo\u017enost fungov\u00e1n\u00ed na platform\u00e1ch ARM64 a AMD. Nav\u00edc projekt vyv\u00edj\u00ed vlastn\u00ed ovlada\u010d pro na\u010d\u00edt\u00e1n\u00ed VMM (Virtual Machine Manager), ELF na\u010d\u00edta\u010d pro na\u010d\u00edt\u00e1n\u00ed modul\u016f VVM, aplikaci bfm pro spr\u00e1vu hypervizoru z u\u017eivatelsk\u00e9ho prostoru. Poskytuje se n\u00e1stroj pro psan\u00ed roz\u0161\u00ed\u0159en\u00ed pomoc\u00ed prvk\u016f definovan\u00fdch ve specifikac\u00edch C++11\/14, knihovna pro p\u0159esm\u011brov\u00e1n\u00ed z\u00e1sobn\u00edku v\u00fdjimek (unwind), stejn\u011b jako vlastn\u00ed runtime knihovna pro podporu pou\u017eit\u00ed konstruktor\u016f\/destruktor\u016f a registraci zpracovatel\u016f v\u00fdjimek.<\/p>\n<p>Na z\u00e1klad\u011b Bareflank se vyv\u00edj\u00ed virtualiza\u010dn\u00ed syst\u00e9m <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/Bareflank\/boxy\">Boxy<\/a><\/noindex>, kter\u00fd podporuje spu\u0161t\u011bn\u00ed hostitelsk\u00fdch syst\u00e9m\u016f a umo\u017e\u0148uje pou\u017e\u00edvat lehk\u00e9 virtu\u00e1ln\u00ed stroje s Linuxem a Unikernel pro spu\u0161t\u011bn\u00ed specializovan\u00fdch slu\u017eeb nebo aplikac\u00ed. Ve form\u011b izolovan\u00fdch slu\u017eeb lze spou\u0161t\u011bt jak b\u011b\u017en\u00e9 webov\u00e9 slu\u017eby, tak aplikace, kter\u00e9 kladou zvl\u00e1\u0161tn\u00ed po\u017eadavky na spolehlivost a bezpe\u010dnost, zbaven\u00e9 vlivu hostitelsk\u00e9ho prost\u0159ed\u00ed (hostitelsk\u00e9 prost\u0159ed\u00ed je izolov\u00e1no v samostatn\u00e9 virtu\u00e1ln\u00ed machine). <\/p>\n<p>Hlavn\u00ed novinky Bareflank 2.0:<\/p>\n<ul>\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora pro spu\u0161t\u011bn\u00ed Bareflank p\u0159\u00edmo z UEFI pro n\u00e1sledn\u00e9 spu\u0161t\u011bn\u00ed opera\u010dn\u00edho syst\u00e9mu ve virtu\u00e1ln\u00ed machine;\n<li class=\"l\"> Byl implementov\u00e1n nov\u00fd spr\u00e1vce pam\u011bti, navr\u017een\u00fd po vzoru spr\u00e1vc\u016f pam\u011bti SLAB\/Buddy v syst\u00e9mu Linux. Nov\u00fd spr\u00e1vce pam\u011bti vykazuje sn\u00ed\u017een\u00ed fragmentace, umo\u017e\u0148uje dos\u00e1hnout vy\u0161\u0161\u00ed v\u00fdkonnosti a podporuje dynamick\u00e9 p\u0159id\u011blov\u00e1n\u00ed pam\u011bti hypervizoru prost\u0159ednictv\u00edm <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/rianquinn\/bfdriver\">bfdriver<\/a><\/noindex>, co\u017e umo\u017e\u0148uje sn\u00ed\u017eit po\u010d\u00e1te\u010dn\u00ed velikost hypervizoru a optim\u00e1ln\u011b se \u0161k\u00e1lovat v z\u00e1vislosti na po\u010dtu jader CPU;\n<li class=\"l\"> Nov\u00fd syst\u00e9m sestaven\u00ed zalo\u017een\u00fd na CMake, nez\u00e1visl\u00fd na p\u0159\u00edkazov\u00e9m interpretru, co\u017e umo\u017e\u0148uje v\u00fdrazn\u00e9 zrychlen\u00ed kompilace hypervizoru a usnad\u0148uje podporu budouc\u00edch architektur, jako je ARM;\n<li class=\"l\"> Do\u0161lo k reorganizaci k\u00f3du a zjednodu\u0161en\u00ed struktury zdrojov\u00fdch text\u016f. Byla vylep\u0161ena podpora souvisej\u00edc\u00edch projekt\u016f, jako je hyperkernel, bez pot\u0159eby duplicitn\u00edho k\u00f3du. K\u00f3d je nyn\u00ed v\u00edce odd\u011blen <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/Bareflank\/hypervisor\/tree\/master\/bfvmm\">hypervizoru<\/a><\/noindex>, unwind-knihovny, runtime, \u0159\u00eddic\u00edho n\u00e1stroje, na\u010d\u00edta\u010de a SDK;\n<li class=\"l\"> V\u011bt\u0161ina API byla p\u0159esunuta z d\u0159\u00edve pou\u017e\u00edvan\u00fdch mechanizm\u016f d\u011bd\u011bn\u00ed v C++ na pou\u017eit\u00ed <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%A8%D0%B0%D0%B1%D0%BB%D0%BE%D0%BD_%D0%B4%D0%B5%D0%BB%D0%B5%D0%B3%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F\">delegov\u00e1n\u00ed<\/a><\/noindex>, co\u017e umo\u017enilo zjednodu\u0161it API, zv\u00fd\u0161it v\u00fdkonnost a sn\u00ed\u017eit spot\u0159ebu zdroj\u016f.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52279\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u0433\u0438\u043f\u0435\u0440\u0432\u0438\u0437\u043e\u0440\u0430 Bareflank 2.0, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0435\u0433\u043e \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0439 \u0434\u043b\u044f \u0431\u044b\u0441\u0442\u0440\u043e\u0439 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u0433\u0438\u043f\u0435\u0440\u0432\u0438\u0437\u043e\u0440\u043e\u0432. Bareflank \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 C++, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442 C++ STL. \u041c\u043e\u0434\u0443\u043b\u044c\u043d\u0430\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0430 Bareflank \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0442 \u043b\u0435\u0433\u043a\u043e \u0440\u0430\u0441\u0448\u0438\u0440\u044f\u0442\u044c \u0438\u043c\u0435\u044e\u0449\u0438\u0435\u0441\u044f \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 \u0433\u0438\u043f\u0435\u0440\u0432\u0438\u0437\u043e\u0440\u0430 \u0438 \u0441\u043e\u0437\u0434\u0430\u0432\u0430\u0442\u044c \u0441\u043e\u0431\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0435 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u044b \u0433\u0438\u043f\u0435\u0440\u0432\u0438\u0437\u043e\u0440\u043e\u0432, \u043a\u0430\u043a \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0438\u0445 \u043f\u043e\u0432\u0435\u0440\u0445 \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u044f (\u043a\u0430\u043a Xen), \u0442\u0430\u043a \u0438 \u0437\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c\u044b\u0445 \u0432 \u0438\u043c\u0435\u044e\u0449\u0435\u043c\u0441\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u043c \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0438 (\u043a\u0430\u043a VirtualBox). \u0418\u043c\u0435\u0435\u0442\u0441\u044f \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0445\u043e\u0441\u0442-\u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u044f [&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":[],"tags":[],"class_list":["post-40553","post","type-post","status-publish","format-standard","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u0433\u0438\u043f\u0435\u0440\u0432\u0438\u0437\u043e\u0440\u0430 Bareflank.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/cs\/blog\/vypusk-gipervizora-bareflank-2-0\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" 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