{"id":121433,"date":"2025-01-20T21:46:10","date_gmt":"2025-01-20T19:46:11","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/otkryt-instrumentarij-dlya-programmiruemyh-ethernet-kommutatorov-intel-tofino"},"modified":"2025-01-20T21:46:10","modified_gmt":"2025-01-20T19:46:11","slug":"otkryt-instrumentarij-dlya-programmiruemyh-ethernet-kommutatorov-intel-tofino","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/otkryt-instrumentarij-dlya-programmiruemyh-ethernet-kommutatorov-intel-tofino","title":{"rendered":"The toolkit for programmable Ethernet switches Intel Tofino has been opened","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Az Intel bemutatta az eszk\u00f6zk\u00e9szletet, amely lehet\u0151v\u00e9 teszi saj\u00e1t alkalmaz\u00e1sok k\u00e9sz\u00edt\u00e9s\u00e9t csomagok feldolgoz\u00e1s\u00e1hoz a Tofino sorozat\u00fa programozhat\u00f3 Ethernet-\u00e1tt\u00f6lt\u0151kben. Az Apache 2.0 licenc alatt el\u00e9rhet\u0151v\u00e9 v\u00e1lt a p4c ford\u00edt\u00f3 h\u00e1tt\u00e9rk\u00f3dja \u00e9s az Intel P4 Studio fejleszt\u00e9si k\u00f6rnyezet komponensei, mint p\u00e9ld\u00e1ul az illeszt\u0151programok, a kapcsol\u00f3 szimul\u00e1ci\u00f3s modell, valamint a BF Runtime protokoll szerver \u00e9s kliens. Az alkalmaz\u00e1sok k\u00e9sz\u00edt\u00e9s\u00e9hez a P4 (Programming Protocol-independent Packet Processors) n\u00e9ven ismert domain-specifikus programoz\u00e1si nyelvet haszn\u00e1lj\u00e1k, amely lehet\u0151v\u00e9 teszi a csomagok feldolgoz\u00e1si logik\u00e1j\u00e1nak meghat\u00e1roz\u00e1s\u00e1t h\u00e1l\u00f3zati eszk\u00f6z\u00f6kben, mint p\u00e9ld\u00e1ul h\u00e1l\u00f3zati k\u00e1rty\u00e1k, kapcsol\u00f3k, \u00fatv\u00e1laszt\u00f3k \u00e9s t\u0171zfalak. <\/p>\n

A k\u00f6zz\u00e9tett h\u00e1tt\u00e9r lehet\u0151v\u00e9 teszi a P4 nyelven \u00edrt programok \u00e1tkonvert\u00e1l\u00e1s\u00e1t olyan form\u00e1tumba, amely alkalmas a Tofino sorozat\u00fa Intel kapcsol\u00f3k telep\u00edt\u00e9s\u00e9re. Ennek k\u00f6sz\u00f6nhet\u0151en a kapcsol\u00f3k felhaszn\u00e1l\u00f3i alkalmaz\u00e1sokat hozhatnak l\u00e9tre, amelyek b\u0151v\u00edtik az alap\u00e9rtelmezett funkci\u00f3kat, megv\u00e1ltoztatj\u00e1k a m\u0171k\u00f6d\u00e9si logik\u00e1t vagy testre szabj\u00e1k az eszk\u00f6zt a saj\u00e1t h\u00e1l\u00f3zati ig\u00e9nyeikhez. <\/p>\n

A P4 nyelven \u00edrt programok c\u00e9lplatformokhoz alkalmas form\u00e1tumokk\u00e1 ford\u00edt\u00f3dnak, amelyek lehetnek hardveres (FPGA, programozhat\u00f3 ASIC) vagy szoftveres (x86, BPF). A c\u00e9lrendszerekre val\u00f3 telep\u00edt\u00e9shez sz\u00fcks\u00e9ges k\u00f3d mellett a ford\u00edt\u00f3 gener\u00e1lja a runtime-ot, amely kezeli az alkalmaz\u00e1st a Protobuf\/gRPC protokollok \u00e9s a P4Runtime API haszn\u00e1lat\u00e1val. <\/p>\n

A programok szok\u00e1sos m\u0171k\u00f6d\u00e9si logik\u00e1ja a csomagok oszt\u00e1lyoz\u00e1s\u00e1ra \u00f6sszpontos\u00edt a fejl\u00e9c\u00fck alapj\u00e1n, \u00e9s olyan m\u0171veletek v\u00e9grehajt\u00e1s\u00e1ra az \u00e9rkez\u0151 csomagokon, mint p\u00e9ld\u00e1ul az ir\u00e1ny\u00edt\u00e1s, eldob\u00e1s, TTL m\u00f3dos\u00edt\u00e1s \u00e9s mez\u0151k cser\u00e9je. A nyelv nem kapcsol\u00f3dik h\u00e1l\u00f3zati protokollokhoz, \u00e9s a be\u00e1gyazott t\u00e1mogat\u00e1s helyett, mint p\u00e9ld\u00e1ul IP, Ethernet, TCP \u00e9s VxLAN, a fejleszt\u0151k sz\u00e1m\u00e1ra lehet\u0151v\u00e9 teszi, hogy b\u00e1rmilyen protokollt defini\u00e1ljanak a kompiler \u00e1ltal k\u00e9sz\u00edtett alkalmaz\u00e1sokhoz (a fejleszt\u0151 csatolja a fejl\u00e9cform\u00e1tumok \u00e9s protokollmez\u0151k le\u00edr\u00e1s\u00e1t).

\"The<\/center> <\/p>\n

A k\u00f6zz\u00e9tett h\u00e1tt\u00e9r mellett, amely a Tofino sorozat\u00fa Intel kapcsol\u00f3khoz k\u00e9sz\u00fclt, a P4 projekt egy h\u00e1tt\u00e9r is biztos\u00edt a P4 alkalmaz\u00e1sok C nyelvre val\u00f3 ford\u00edt\u00e1s\u00e1hoz, amelyet k\u00e9s\u0151bb le lehet ford\u00edtani egy, a virtu\u00e1lis g\u00e9pben<\/a> Linux kernelben t\u00f6rt\u00e9n\u0151 v\u00e9grehajt\u00e1sra alkalmas eBPF form\u00e1tumba. A projekthez egy ny\u00edlt kapcsol\u00f3szimul\u00e1tor is kapcsol\u00f3dik, amelyet a virtu\u00e1lis Mininet h\u00e1l\u00f3zatban v\u00e9gzett k\u00eds\u00e9rletekhez lehet haszn\u00e1lni, valamint egy h\u00e1tt\u00e9r a P4 programok szimul\u00e1torhoz t\u00f6rt\u00e9n\u0151 ford\u00edt\u00e1s\u00e1hoz.
\n
Forr\u00e1s: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Intel \u043e\u0442\u043a\u0440\u044b\u043b\u0430 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0439, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u0441\u043e\u0437\u0434\u0430\u0432\u0430\u0442\u044c \u0441\u043e\u0431\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0435 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u0432 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u0443\u0435\u043c\u044b\u0445 Ethernet-\u043a\u043e\u043c\u043c\u0443\u0442\u0430\u0442\u043e\u0440\u0430\u0445 \u0441\u0435\u0440\u0438\u0438 Tofino. \u041f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 Apache 2.0 \u043e\u0442\u043a\u0440\u044b\u0442 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0439 \u043a\u043e\u0434 \u0431\u044d\u043a\u0435\u0434\u0430 \u043a \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440\u0443 p4c \u0438 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043e\u0432 \u0441\u0440\u0435\u0434\u044b \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 Intel P4 Studio, \u0442\u0430\u043a\u0438\u0445 \u043a\u0430\u043a \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u044b, \u043c\u043e\u0434\u0435\u043b\u044c \u0441\u0438\u043c\u0443\u043b\u044f\u0446\u0438\u0438 \u043a\u043e\u043c\u043c\u0443\u0430\u0442\u043e\u0440\u0430, \u0441\u0435\u0440\u0432\u0435\u0440 \u0438 \u043a\u043b\u0438\u0435\u043d\u0442 \u0434\u043b\u044f \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 BF Runtime. \u0414\u043b\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u0440\u0435\u0434\u043c\u0435\u0442\u043d\u043e-\u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u044f\u0437\u044b\u043a \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f P4 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":121434,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-121433","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\udd47Megny\u00edlt az Intel Tofino programozhat\u00f3 Ethernet-\u00e1thidal\u00f3khoz k\u00e9sz\u00fclt eszk\u00f6zk\u00e9szlet | 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