Spole\u010dnost Solo.io, kter\u00e1 vyv\u00edj\u00ed produkty pro zaji\u0161t\u011bn\u00ed provozu cloudov\u00fdch syst\u00e9m\u016f, mikroslu\u017eeb, izolovan\u00fdch kontejner\u016f a serverless v\u00fdpo\u010dt\u016f, zve\u0159ejnila otev\u0159en\u00fd n\u00e1stroj BumbleBee, zam\u011b\u0159en\u00fd na usnadn\u011bn\u00ed p\u0159\u00edpravy, distribuce a spu\u0161t\u011bn\u00ed eBPF program\u016f, kter\u00e9 b\u011b\u017e\u00ed ve speci\u00e1ln\u00edm virtu\u00e1ln\u00edm stroji uvnit\u0159 j\u00e1dra Linux a umo\u017e\u0148uj\u00ed zpracov\u00e1vat s\u00ed\u0165ov\u00e9 operace, kontrolovat p\u0159\u00edstup a sledovat pr\u00e1ci syst\u00e9m\u016f. K\u00f3d je naps\u00e1n v jazyce Go a je distribuov\u00e1n pod licenc\u00ed Apache 2.0. <\/p>\n
BumbleBee umo\u017e\u0148uje zabalit eBPF program jako kontejnerov\u00fd obraz ve form\u00e1tu OCI (Open Container Initiative), kter\u00fd lze spou\u0161t\u011bt na jak\u00fdchkoli syst\u00e9mech bez pot\u0159eby p\u0159e-kompilace a pou\u017eit\u00ed dal\u0161\u00edch komponent ve u\u017eivatelsk\u00e9m prostoru. Interakci s eBPF k\u00f3dem v j\u00e1d\u0159e, v\u010detn\u011b zpracov\u00e1n\u00ed dat p\u0159ich\u00e1zej\u00edc\u00edch z eBPF handleru, zaji\u0161\u0165uje BumbleBee, kter\u00fd automaticky exportuje tato data ve form\u011b metrik, histogram\u016f nebo log\u016f, k nim\u017e je mo\u017en\u00e9 z\u00edskat p\u0159\u00edstup nap\u0159\u00edklad pomoc\u00ed n\u00e1stroje curl. Navrhovan\u00fd p\u0159\u00edstup umo\u017e\u0148uje v\u00fdvoj\u00e1\u0159ovi soust\u0159edit se na psan\u00ed eBPF k\u00f3du a nev\u011bnovat pozornost organizaci interakce s t\u00edmto k\u00f3dem z u\u017eivatelsk\u00e9ho prostoru, sestaven\u00ed a nahr\u00e1n\u00ed do j\u00e1dra. <\/p>\n
Pro n\u00e1stroje eBPF se doporu\u010duje pou\u017eit\u00ed n\u00e1stroje podobn\u00e9ho Dockeru s n\u00e1zvem «bee», pomoc\u00ed kter\u00e9ho lze ihned st\u00e1hnout po\u017eadovan\u00fd eBPF z extern\u00edho repozit\u00e1\u0159e a spustit na lok\u00e1ln\u00edm syst\u00e9mu. N\u00e1stroj umo\u017e\u0148uje vygenerovat kostru k\u00f3du v jazyce C pro eBPF n\u00e1stroje vybran\u00e9 tematick\u00e9 oblasti (v sou\u010dasnosti jsou podporov\u00e1ny pouze n\u00e1stroje pro s\u00ed\u0165ov\u00e9 a souborov\u00e9 operace, kter\u00e9 zachycuj\u00ed vol\u00e1n\u00ed s\u00ed\u0165ov\u00e9ho z\u00e1sobn\u00edku a souborov\u00fdch syst\u00e9m\u016f). Na z\u00e1klad\u011b vytvo\u0159en\u00e9 kostry m\u016f\u017ee v\u00fdvoj\u00e1\u0159 rychle realizovat po\u017eadovanou funk\u010dnost. <\/p>\n
Na rozd\u00edl od BCC (BPF Compiler Collection) neprov\u00e1d\u00ed BumbleBee kompletn\u00ed p\u0159eklad k\u00f3du zpracovatele pro ka\u017edou verzi j\u00e1dra Linux (BCC vyu\u017e\u00edv\u00e1 kompilaci za b\u011bhu pomoc\u00ed Clang p\u0159i ka\u017ed\u00e9m spu\u0161t\u011bn\u00ed eBPF programu). Pro \u0159e\u0161en\u00ed probl\u00e9m\u016f s p\u0159en\u00e1\u0161en\u00edm se vyv\u00edjej\u00ed n\u00e1stroje CO-RE a libbpf, kter\u00e9 umo\u017e\u0148uj\u00ed sestavit k\u00f3d pouze jednou a pou\u017e\u00edt speci\u00e1ln\u00ed univerz\u00e1ln\u00ed na\u010d\u00edta\u010d, kter\u00fd p\u0159izp\u016fsob\u00ed na\u010d\u00edtan\u00fd program aktu\u00e1ln\u00edmu j\u00e1dru a typ\u016fm BTF (BPF Type Format). BumbleBee je nadstavbou nad libbpf a poskytuje dal\u0161\u00ed typy pro automatickou interpretaci a zobrazen\u00ed dat ulo\u017een\u00fdch v b\u011b\u017en\u00fdch eBPF map-struktur\u00e1ch RingBuffer a HashMap. <\/p>\n
Pro sestaven\u00ed kone\u010dn\u00e9 eBPF aplikace a jej\u00ed ulo\u017een\u00ed jako OCI obraz sta\u010d\u00ed prov\u00e9st p\u0159\u00edkaz «bee build soubor_s_k\u00f3dem jm\u00e9no:verze», a pro spu\u0161t\u011bn\u00ed p\u0159\u00edkaz «bee run jm\u00e9no:verze». V\u00fdchoz\u00ed nastaven\u00ed zajist\u00ed, \u017ee ud\u00e1losti z n\u00e1stroje budou zobrazov\u00e1ny v termin\u00e1lu, ale pokud je to nutn\u00e9, lze data z\u00edskat pomoc\u00ed n\u00e1stroj\u016f curl nebo wget \u00fapravou s\u00edt\u011b na port p\u0159idru\u017een\u00fd k n\u00e1stroji. N\u00e1stroje lze \u0161\u00ed\u0159it pomoc\u00ed OCI-kompatibiln\u00edch repozit\u00e1\u0159\u016f, nap\u0159\u00edklad pro spu\u0161t\u011bn\u00ed extern\u00edho n\u00e1stroje z repozit\u00e1\u0159e ghcr.io (GitHub Container Registry) lze prov\u00e9st p\u0159\u00edkaz «bee run ghcr.io\/solo-io\/bumblebee\/tcpconnect:$(bee version)». Pro um\u00edst\u011bn\u00ed n\u00e1stroje do repozit\u00e1\u0159e je doporu\u010den p\u0159\u00edkaz «bee push», a pro ozna\u010den\u00ed verze \u2014 «bee tag». \u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Solo.io, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0430\u044f \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u044b \u0434\u043b\u044f \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043e\u0431\u043b\u0430\u0447\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c, \u043c\u0438\u043a\u0440\u043e\u0441\u0435\u0440\u0432\u0438\u0441\u043e\u0432, \u0438\u0437\u043e\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u043a\u043e\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u043e\u0432 \u0438 \u0431\u0435\u0441\u0441\u0435\u0440\u0432\u0435\u0440\u043d\u044b\u0445 \u0432\u044b\u0447\u0438\u0441\u043b\u0435\u043d\u0438\u0439, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0439 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0439 BumbleBee, \u043d\u0430\u0446\u0435\u043b\u0435\u043d\u043d\u044b\u0439 \u043d\u0430 \u0443\u043f\u0440\u043e\u0449\u0435\u043d\u0438\u0435 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043a\u0438, \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0438 \u0437\u0430\u043f\u0443\u0441\u043a\u0430 eBPF-\u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c, \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0435\u043c\u044b\u0445 \u0432 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e\u0439 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0439 \u043c\u0430\u0448\u0438\u043d\u0435 \u0432\u043d\u0443\u0442\u0440\u0438 \u044f\u0434\u0440\u0430 Linux \u0438 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0445 \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u0441\u0435\u0442\u0435\u0432\u044b\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438, \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0434\u043e\u0441\u0442\u0443\u043f \u0438 \u043e\u0442\u0441\u043b\u0435\u0436\u0438\u0432\u0430\u0442\u044c \u0440\u0430\u0431\u043e\u0442\u0443 \u0441\u0438\u0441\u0442\u0435\u043c. \u041a\u043e\u0434 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Go \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 […]<\/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-102940","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\udd47BumbleBee \u2013 n\u00e1stroj pro zjednodu\u0161en\u00ed vytv\u00e1\u0159en\u00ed a distribuce eBPF program\u016f | ProHoster","description":"Spole\u010dnost Solo.io, kter\u00e1 vyv\u00edj\u00ed produkty pro zaji\u0161t\u011bn\u00ed provozu cloudov\u00fdch syst\u00e9m\u016f, mikroslu\u017eeb, izolovan\u00fdch kontejner\u016f a serverless v\u00fdpo\u010dt\u016f, zve\u0159ejnila otev\u0159en\u00fd n\u00e1stroj BumbleBee, zam\u011b\u0159en\u00fd na.","canonical_url":"https:\/\/prohoster.info\/cs\/blog\/news\/bumblebee-%d0%b8%d0%bd%d1%81%d1%82%d1%80%d1%83%d0%bc%d0%b5%d0%bd%d1%82%d0%b0%d1%80%d0%b8%d0%b9-%d0%b4%d0%bb%d1%8f-%d1%83%d0%bf%d1%80%d0%be%d1%89%d0%b5%d0%bd%d0%b8%d1%8f-%d1%81%d0%be%d0%b7%d0%b4","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\udd47BumbleBee \u2014 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0439 \u0434\u043b\u044f \u0443\u043f\u0440\u043e\u0449\u0435\u043d\u0438\u044f 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Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"