{"id":102342,"date":"2021-11-20T15:36:48","date_gmt":"2021-11-20T13:36:48","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-paketnogo-filtra-nftables-1-0-1"},"modified":"2021-11-20T15:36:48","modified_gmt":"2021-11-20T13:36:48","slug":"vypusk-paketnogo-filtra-nftables-1-0-1","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-paketnogo-filtra-nftables-1-0-1","title":{"rendered":"Megjelent az nftables 1.0.1 csomagsz\u0171r\u0151.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Megjelent az nftables 1.0.1 csomagsz\u0171r\u0151 verzi\u00f3ja, amely egys\u00e9ges\u00edti a csomagsz\u0171r\u00e9si fel\u00fcleteket IPv4, IPv6, ARP \u00e9s h\u00e1l\u00f3zati hidak sz\u00e1m\u00e1ra (c\u00e9lja az iptables, ip6tables, arptables \u00e9s ebtables helyettes\u00edt\u00e9se). Az nftables 1.0.1 m\u0171k\u00f6d\u00e9s\u00e9hez sz\u00fcks\u00e9ges m\u00f3dos\u00edt\u00e1sok a Linux 5.16-rc1 kernelbe vannak be\u00e9p\u00edtve.      <\/p>\n<p>Az nftables csomagba tartoznak a felhaszn\u00e1l\u00f3i t\u00e9rben m\u0171k\u00f6d\u0151 csomagsz\u0171r\u0151 komponensek, m\u00edg a kernel szintj\u00e9n az nf_tables alrendszer l\u00e1tja el a feladatot, amely a Linux kernel 3.13-as verzi\u00f3j\u00e1t\u00f3l kezdve \u00e9rhet\u0151 el. A kernel szintj\u00e9n csak egy \u00e1ltal\u00e1nos interf\u00e9sz \u00e1ll rendelkez\u00e9sre, amely f\u00fcggetlen a konkr\u00e9t protokollt\u00f3l, \u00e9s alapvet\u0151 funkci\u00f3kat biztos\u00edt a csomagokb\u00f3l sz\u00e1rmaz\u00f3 adatok kinyer\u00e9s\u00e9re, az adatokkal v\u00e9gzett m\u0171veletekre \u00e9s az adatfolyam kezel\u00e9s\u00e9re.    <\/p>\n<p>K\u00f6zvetlen\u00fcl a sz\u0171r\u00e9si szab\u00e1lyok \u00e9s a protokollspecifikus kezel\u0151k felhaszn\u00e1l\u00f3i t\u00e9rben b\u00e1jt k\u00f3dba vannak ford\u00edtva, majd ezt a b\u00e1jt k\u00f3dot a Netlink interf\u00e9sz seg\u00edts\u00e9g\u00e9vel bet\u00f6ltik a kernelbe, ahol speci\u00e1lis k\u00f6rnyezetben v\u00e9grehajt\u00e1sra ker\u00fcl. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hu\/vps\/abuzoustojchivye-vps\/\"   title=\"virtu\u00e1lis g\u00e9pben\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4318\">virtu\u00e1lis g\u00e9pben<\/a>, amely a BPF (Berkeley Packet Filters) elj\u00e1r\u00e1sra eml\u00e9keztet. Ez a megk\u00f6zel\u00edt\u00e9s jelent\u0151sen cs\u00f6kkenti a kernel szinten m\u0171k\u00f6d\u0151 sz\u0171r\u00e9si k\u00f3d m\u00e9ret\u00e9t, mik\u00f6zben az \u00f6sszes szab\u00e1lyok parszol\u00e1s\u00e1val \u00e9s a protokollokkal kapcsolatos logik\u00e1val kapcsolatos funkci\u00f3t a felhaszn\u00e1l\u00f3i t\u00e9rbe helyezi.    <\/p>\n<p>F\u0151bb \u00faj\u00edt\u00e1sok:  <\/p>\n<ul>\n<li class=\"l\"> Cs\u00f6kkent a mem\u00f3riafogyaszt\u00e1s nagy set- \u00e9s map-list\u00e1k bet\u00f6lt\u00e9sekor.\n<li class=\"l\"> Felgyorsult a set- \u00e9s map-list\u00e1k \u00fajraind\u00edt\u00e1sa.\n<li class=\"l\"> A kedvelt t\u00e1bl\u00e1zatok \u00e9s l\u00e1ncok kiad\u00e1s\u00e1nak felgyors\u00edt\u00e1sa nagy szab\u00e1lyk\u00e9szletek eset\u00e9n. P\u00e9ld\u00e1ul az &#171;nft list ruleset&#187; parancs v\u00e9grehajt\u00e1si ideje egy 100 ezer soros szab\u00e1lyk\u00e9szlet eset\u00e9n 3,049 m\u00e1sodperc, m\u00edg csak a nat \u00e9s filter t\u00e1bl\u00e1zatok kiad\u00e1sakor (&#171;nft list table nat&#187;, &#171;nft list table filter&#187;) 1,969 vagy 0,697 m\u00e1sodpercre cs\u00f6kken.\n<li class=\"l\"> A lek\u00e9rdez\u00e9sek feldolgoz\u00e1sa a nagy set- \u00e9s map-lists szab\u00e1lyokkal a &#171;&#8212;terse&#187; opci\u00f3 haszn\u00e1lat\u00e1val felgyorsult.\n<li class=\"l\"> Lehet\u0151v\u00e9 v\u00e1lt a forgalom sz\u0171r\u00e9se az &#171;egress&#187; l\u00e1ncb\u00f3l, amelyet ugyanazon a szinten dolgoznak fel, mint az egress kezel\u0151 a netdev l\u00e1ncban (hook egress), vagyis abban a f\u00e1zisban, amikor a meghajt\u00f3 csomagot kap a kernel h\u00e1l\u00f3zati verem\u00e9b\u0151l. table netdev filter { chain egress { type filter hook egress devices = { eth0, eth1 } priority 0; meta priority set ip saddr map { 192.168.10.2 : abcd:2, 192.168.10.3 : abcd:3 } } }\n<li class=\"l\"> Enged\u00e9lyezve van a b\u00e1jtok \u00f6sszevet\u00e9se \u00e9s m\u00f3dos\u00edt\u00e1sa a csomag fejl\u00e9c\u00e9ben \u00e9s tartalm\u00e1ban a megadott eltol\u00e1s szerint.      # nft add rule x y @ih,32,32 0x14000000 counter    # nft add rule x y @ih,32,32 set 0x14000000 counter    <\/ul>\n<p>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56192\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0430\u043a\u0435\u0442\u043d\u043e\u0433\u043e \u0444\u0438\u043b\u044c\u0442\u0440\u0430 nftables 1.0.1, \u0443\u043d\u0438\u0444\u0438\u0446\u0438\u0440\u0443\u044e\u0449\u0435\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u044b \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u0434\u043b\u044f IPv4, IPv6, ARP \u0438 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u043c\u043e\u0441\u0442\u043e\u0432 (\u043d\u0430\u0446\u0435\u043b\u0435\u043d \u043d\u0430 \u0437\u0430\u043c\u0435\u043d\u0443 iptables, ip6table, arptables \u0438 ebtables). \u041d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u044b\u0435 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0432\u044b\u043f\u0443\u0441\u043a\u0430 nftables 1.0.1 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u044b \u0432 \u0441\u043e\u0441\u0442\u0430\u0432 \u044f\u0434\u0440\u0430 Linux 5.16-rc1. \u0412 \u043f\u0430\u043a\u0435\u0442 nftables \u0432\u0445\u043e\u0434\u044f\u0442 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u044b \u043f\u0430\u043a\u0435\u0442\u043d\u043e\u0433\u043e \u0444\u0438\u043b\u044c\u0442\u0440\u0430, \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0438\u0435 \u0432 \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f, \u0432 \u0442\u043e \u0432\u0440\u0435\u043c\u044f \u043a\u0430\u043a \u043d\u0430 \u0443\u0440\u043e\u0432\u043d\u0435 [&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":[702],"tags":[],"class_list":["post-102342","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0430\u043a\u0435\u0442\u043d\u043e\u0433\u043e \u0444\u0438\u043b\u044c\u0442\u0440\u0430 nftables 1.0.1, \u0443\u043d\u0438\u0444\u0438\u0446\u0438\u0440\u0443\u044e\u0449\u0435\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u044b \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u0434\u043b\u044f IPv4, IPv6, ARP \u0438 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u043c\u043e\u0441\u0442\u043e\u0432 (\u043d\u0430\u0446\u0435\u043b\u0435\u043d \u043d\u0430 \u0437\u0430\u043c\u0435\u043d\u0443 iptables, ip6table, arptables \u0438 ebtables).\" \/>\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\/hu\/blog\/news\/vypusk-paketnogo-filtra-nftables-1-0-1\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"hu_HU\" \/>\n\t\t<meta property=\"og:site_name\" content=\"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\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u0412\u044b\u043f\u0443\u0441\u043a \u043f\u0430\u043a\u0435\u0442\u043d\u043e\u0433\u043e \u0444\u0438\u043b\u044c\u0442\u0440\u0430 nftables 1.0.1 | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0430\u043a\u0435\u0442\u043d\u043e\u0433\u043e \u0444\u0438\u043b\u044c\u0442\u0440\u0430 nftables 1.0.1, \u0443\u043d\u0438\u0444\u0438\u0446\u0438\u0440\u0443\u044e\u0449\u0435\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u044b \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u0434\u043b\u044f IPv4, IPv6, ARP \u0438 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u043c\u043e\u0441\u0442\u043e\u0432 (\u043d\u0430\u0446\u0435\u043b\u0435\u043d \u043d\u0430 \u0437\u0430\u043c\u0435\u043d\u0443 iptables, ip6table, arptables \u0438 ebtables).\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-paketnogo-filtra-nftables-1-0-1\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2021-11-20T13:36:48+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2021-11-20T13:36:48+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47Az nftables 1.0.1 csomagsz\u0171r\u0151 kiad\u00e1sa | ProHoster","description":"Megjelent az nftables 1.0.1 csomagsz\u0171r\u0151 verzi\u00f3ja, amely egys\u00e9ges\u00edti a csomagsz\u0171r\u00e9si fel\u00fcleteket IPv4, IPv6, ARP \u00e9s h\u00e1l\u00f3zati hidak sz\u00e1m\u00e1ra (c\u00e9lja az iptables, ip6tables, arptables \u00e9s ebtables helyettes\u00edt\u00e9se).","canonical_url":"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-paketnogo-filtra-nftables-1-0-1","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"hu_HU","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\u0412\u044b\u043f\u0443\u0441\u043a \u043f\u0430\u043a\u0435\u0442\u043d\u043e\u0433\u043e \u0444\u0438\u043b\u044c\u0442\u0440\u0430 nftables 1.0.1 | ProHoster","og:description":"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0430\u043a\u0435\u0442\u043d\u043e\u0433\u043e \u0444\u0438\u043b\u044c\u0442\u0440\u0430 nftables 1.0.1, \u0443\u043d\u0438\u0444\u0438\u0446\u0438\u0440\u0443\u044e\u0449\u0435\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u044b \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u0434\u043b\u044f IPv4, IPv6, ARP \u0438 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u043c\u043e\u0441\u0442\u043e\u0432 (\u043d\u0430\u0446\u0435\u043b\u0435\u043d \u043d\u0430 \u0437\u0430\u043c\u0435\u043d\u0443 iptables, ip6table, arptables \u0438 ebtables).","og:url":"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-paketnogo-filtra-nftables-1-0-1","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":"2021-11-20T13:36:48+00:00","article:modified_time":"2021-11-20T13:36:48+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"102342","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":"default","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":"2021-11-20 13:38:30","updated":"2022-10-02 07:24:43","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/102342","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/comments?post=102342"}],"version-history":[{"count":1,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/102342\/revisions"}],"predecessor-version":[{"id":164193,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/102342\/revisions\/164193"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/media?parent=102342"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/categories?post=102342"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/tags?post=102342"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}