{"id":181745,"date":"2026-05-26T02:49:17","date_gmt":"2026-05-26T00:49:17","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/kernelscript-0-1-0"},"modified":"2026-05-26T02:49:17","modified_gmt":"2026-05-26T00:49:17","slug":"kernelscript-0-1-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/kernelscript-0-1-0","title":{"rendered":"KernelScript 0.1.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex>      <noindex><\/p>\n<p>Predstaven\u00e9 <strong><a rel=\"nofollow\" href=\"https:\/\/github.com\/multikernel\/kernelscript\">KernelScript<\/a><\/strong> \u2014 experiment\u00e1lny programovac\u00ed jazyk na v\u00fdvoj eBPF programov, pou\u017e\u00edvate\u013esk\u00fdch bootloaderov a roz\u0161\u00edren\u00ed jadra Linuxu z jedinej k\u00f3dovej z\u00e1kladne. Projekt rozv\u00edja <strong>Multikernel Technologies<\/strong>, spolo\u010dnos\u0165 propaguj\u00faca architekt\u00faru split-kernel \/ multikernel pre Linux. O KernelScript informoval zakladate\u013e spolo\u010dnosti Cong Wang na Open Source Summit Linux Foundation; k\u00f3d projektu je zverejnen\u00fd na GitHub pod licenciou <strong>Apache 2.0<\/strong>.<\/p>\n<p><\/noindex><\/noindex><br \/>\n<noindex><\/p>\n<p>eBPF (Extended Berkeley Packet Filter) \u2014 je technol\u00f3gia, ktor\u00e1 umo\u017e\u0148uje sp\u00fa\u0161\u0165a\u0165 mal\u00e9 programy priamo v jadre Linuxu, bez z\u00e1sahu do jeho k\u00f3du a bez rizika stability syst\u00e9mu. eBPF pom\u00e1ha rie\u0161i\u0165 mno\u017estvo \u00faloh, od monitorovania v\u00fdkonnosti po zabezpe\u010denie a optimaliz\u00e1ciu siete. Napr\u00edklad, pomocou eBPF je mo\u017en\u00e9 sledova\u0165 syst\u00e9mov\u00e9 volania, sie\u0165ov\u00fd traffic a \u010fal\u0161ie udalosti v re\u00e1lnom \u010dase. To umo\u017e\u0148uje identifikova\u0165 \u00fazke miesta vo v\u00fdkonnosti a optimalizova\u0165 syst\u00e9m (<a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/companies\/selectel\/articles\/887272\/\">Habr<\/a>).<\/p>\n<p><\/noindex><\/p>\n<p>My\u0161lienka KernelScript \u2014 spravi\u0165 v\u00fdvoj eBPF menej bolestn\u00fdm, ne\u017e pri pou\u017eit\u00ed kombin\u00e1cie C + libbpf, a pritom sa neobmedzova\u0165 len na trasovanie, ako bpftrace. V\u00fdvoj\u00e1ri opisuj\u00fa jazyk ako typovo bezpe\u010dn\u00fd DSL, ktor\u00fd sp\u00e1ja <strong>eBPF<\/strong>, v\u00fdvoj pou\u017e\u00edvate\u013eskej z\u00f3ny a kernelspace: z jedn\u00e9ho zdrojov\u00e9ho s\u00faboru by mal kompil\u00e1tor generova\u0165 k\u00f3d pre eBPF programy, userspace \u010das\u0165 a integr\u00e1ciu s kernel modulmi cez kfunc.<\/p>\n<p>Vyhl\u00e1sen\u00e9 mo\u017enosti KernelScript:<\/p>\n<ul>\n<li>\n<p><strong>Kompil\u00e1cia pre r\u00f4zne ciele z jedn\u00e9ho s\u00faboru<\/strong> \u2014 funkcie s atrib\u00fatmi ako @xdp, @tc, @helper a @kfunc sa automaticky prira\u010fuj\u00fa k potrebnej \u010dasti: XDP\/TC programu, helper funkcii, kernel funkci\u00e1m alebo be\u017en\u00e9mu userspace k\u00f3du.<\/p>\n<\/li>\n<li>\n<p><strong>Automatiz\u00e1cia tail calls<\/strong> \u2014 namiesto ru\u010dn\u00e9ho nastavenia program array a volan\u00ed bpf_tail_call() pon\u00fakaj\u00fa v\u00fdvoj\u00e1rom p\u00edsa\u0165 be\u017en\u00e9 volania inej funkcie, pri\u010dom generovanie n\u00edzko\u00farov\u0148ov\u00e9ho eBPF k\u00f3du ponech\u00e1vaj\u00fa kompil\u00e1torovi.<\/p>\n<\/li>\n<li>\n<p><strong>Zjednodu\u0161en\u00e1 pr\u00e1ca s dynptr a eBPF maps<\/strong> \u2014 jazyk skr\u00fdva \u010das\u0165 ru\u010dnej pr\u00e1ce s bpf_ringbuf_reserve_dynptr, bpf_dynptr_write a podobn\u00fdmi API. eBPF mapy je mo\u017en\u00e9 pou\u017e\u00edva\u0165 ako glob\u00e1lne premenne, dostupn\u00e9 r\u00f4znym programom.<\/p>\n<\/li>\n<li>\n<p><strong>Kontrola \u017eivotn\u00e9ho cyklu programov<\/strong> \u2014 eBPF programy s\u00fa prezentovan\u00e9 ako typovan\u00e9 hodnoty, \u010do pod\u013ea autorov umo\u017e\u0148uje na \u00farovni kompil\u00e1cie zabra\u0148ova\u0165 chyb\u00e1m ako pokus o vykonanie attach() pred \u00faspe\u0161n\u00fdm load().<\/p>\n<\/li>\n<li>\n<p><strong>Podpora kfunc<\/strong> \u2014 KernelScript umo\u017e\u0148uje vyhlasova\u0165 funkcie s atrib\u00fatom @kfunc, ktor\u00e9 sa vykon\u00e1vaj\u00fa v priestore jadra a m\u00f4\u017eu by\u0165 volan\u00e9 z eBPF programov; pre ne je s\u013e\u00faben\u00e1 automatick\u00e1 gener\u00e1cia modulov jadra a registr\u00e1ci\u00ed BTF.<\/p>\n<\/li>\n<li>\n<p><strong>Podpora z\u00e1kladn\u00fdch typov eBPF programov<\/strong> \u2014 v README s\u00fa uveden\u00e9 pr\u00edklady pre XDP, TC, probe programy a perf_event, vr\u00e1tane pr\u00e1ce s hardv\u00e9rov\u00fdmi po\u010d\u00edtadlami v\u00fdkonu.<\/p>\n<\/li>\n<\/ul>\n<p>Autori osobitne zd\u00f4raz\u0148uj\u00fa, \u017ee KernelScript nie je n\u00e1hradou za jadro Linuxu ani nov\u00fdm eBPF runtime. Je to sk\u00f4r kompil\u00e1tor a vysokoleg\u00farov\u00fd jazyk, ktor\u00fd by mal generova\u0165 be\u017en\u00e9 n\u00edzkolevelov\u00e9 komponenty: eBPF k\u00f3d, userspace na\u010d\u00edta\u010de, Makefile a, ak je to potrebn\u00e9, modul jadra.<\/p>\n<p>Projekt je zatia\u013e potrebn\u00e9 vn\u00edma\u0165 ako skor\u00fd experiment. V repozit\u00e1ri je priamo uveden\u00e9, \u017ee KernelScript je v \u0161t\u00e1diu <strong>beta<\/strong>, syntax a API sa m\u00f4\u017eu meni\u0165 bez zachovania sp\u00e4tn\u00e9 kompatibility, a jeho pou\u017e\u00edvanie v produkcii zatia\u013e nie je odpor\u00fa\u010dan\u00e9.<\/p>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/opensource\/18301757\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d KernelScript \u2014 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u044b\u0439 \u044f\u0437\u044b\u043a \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u043b\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 eBPF-\u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c, \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0445 \u0437\u0430\u0433\u0440\u0443\u0437\u0447\u0438\u043a\u043e\u0432 \u0438 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0439 \u044f\u0434\u0440\u0430 Linux \u0438\u0437 \u0435\u0434\u0438\u043d\u043e\u0439 \u043a\u043e\u0434\u043e\u0432\u043e\u0439 \u0431\u0430\u0437\u044b. \u041f\u0440\u043e\u0435\u043a\u0442 \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442 Multikernel Technologies, \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f, \u043f\u0440\u043e\u0434\u0432\u0438\u0433\u0430\u044e\u0449\u0430\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0443 split-kernel \/ multikernel \u0434\u043b\u044f Linux. \u041e KernelScript \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u0430\u043b \u043e\u0441\u043d\u043e\u0432\u0430\u0442\u0435\u043b\u044c \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Cong Wang \u043d\u0430 Linux Foundation Open Source Summit; \u043a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u043d\u0430 GitHub \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 Apache 2.0. eBPF (Extended [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-181745","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d KernelScript \u2014 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u044b\u0439 \u044f\u0437\u044b\u043a 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eBPF-\u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c.","og:url":"https:\/\/prohoster.info\/sk\/blog\/news\/kernelscript-0-1-0","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":"2026-05-26T00:49:17+00:00","article:modified_time":"2026-05-26T00:49:17+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":[],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/posts\/181745","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/comments?post=181745"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/posts\/181745\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/media?parent=181745"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/categories?post=181745"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/tags?post=181745"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}