{"id":78254,"date":"2020-04-18T01:42:42","date_gmt":"2020-04-17T23:42:42","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/veb-highload-kak-my-upravlyaem-trafikom-desyatkov-tysyach-domenov"},"modified":"2026-05-20T17:45:17","modified_gmt":"2026-05-20T15:45:17","slug":"veb-highload-kak-my-upravlyaem-trafikom-desyatkov-tysyach-domenov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/veb-highload-kak-my-upravlyaem-trafikom-desyatkov-tysyach-domenov","title":{"rendered":"Veeb-HighLoad \u2014 kuidas me haldame k\u00fcmnetuhande domeeni liiklust","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Legitiimne liiklus DDoS-Guard v\u00f5rgus \u00fcletas hiljuti saja gigabiti sekundis. Hetkel genereerivad meie liiklusest 50% klientide veebiteenused. Need on k\u00fcmned tuhanded domeenid, v\u00e4ga erinevad ja enamikul juhtudel vajavad need individuaalset l\u00e4henemist.<\/p>\n<p>Allpool on selgitatud, kuidas me hallame fronte-node ja v\u00e4lja anname <a class=\"wpil_keyword_link\" title=\"SSL-sertifikaadid\" href=\"https:\/\/prohoster.info\/et\/ssl-sertifikat\/\" data-wpil-keyword-link=\"linked\" data-wpil-monitor-id=\"357\">SSL-sertifikaadid<\/a> sajatele tuhandetele veebisaitidele.<\/p>\n<p><img decoding=\"async\" style=\"display: block; margin: 0 auto;\" src=\"\/wp-content\/uploads\/2020\/04\/5e4fece0f5039f0fb1af5ead9e0e0089.jpg\" alt=\"Veeb-HighLoad \u2014 kuidas me haldame k\u00fcmnetuhande domeeni liiklust\" \/><\/p>\n<p><a rel=\"nofollow\" name=\"habracut\"><\/a><\/p>\n<p>\u00dche saidi, isegi v\u00e4ga suures, konfigureerimine on lihtne. V\u00f5tame nginx-i v\u00f5i haproxy v\u00f5i lighttpd, seadistame vastavalt juhistele ja unustame. Kui on vaja midagi muuta, siis teeme reloadi ja unustame j\u00e4lle.<\/p>\n<p>K\u00f5ik muutub, kui t\u00f6\u00f6tlete suuremaid liiklusvooge reaalajas, hindate p\u00e4ringute legitiimsust, tihendate ja cache'ite kasutajasisu ning muudate parameetreid mitu korda sekundis. Kasutaja soovib n\u00e4ha tulemust k\u00f5igil v\u00e4lisn\u00f5ludel kohe p\u00e4rast oma seadete muutmist isiklikus kabinetis. Lisaks v\u00f5ib kasutaja API kaudu \u00fcles laadida mitmeid tuhandeid (m\u00f5nikord ka k\u00fcmneid tuhandeid) domeene individuaalsete liikluse t\u00f6\u00f6tlemise parameetritega. K\u00f5ik see peab samuti kohe t\u00f6\u00f6tama nii Ameerikas, Euroopas kui ka Aasias - \u00fclesanne ei ole sugugi triviaalne, arvestades, et \u00fches Moskvas on mitu f\u00fc\u00fcsiliselt hajutatud filtreerimisse positiivne s\u00f5lme.<\/p>\n<h3>Miks on vaja palju suuri usaldusv\u00e4\u00e4rseid s\u00f5lmi \u00fcle kogu maailma?<\/h3>\n<ul>\n<li>Kliendiliikluse teenindamise kvaliteet - USA-sse suunatud p\u00e4ringud tuleb t\u00f6\u00f6delda just USA-s (sealhulgas r\u00fcnnakute, kraapimise ja muude anomaaliate osas), mitte viia neid Moskvasse v\u00f5i Euroopasse, et ettearvamatult suurendada t\u00f6\u00f6tlemise viivitust.<\/li>\n<li>R\u00fcnnakut r\u00e4ime tulu tuleb lokaliseerida \u2014 transpordioperaatorid v\u00f5ivad r\u00fcnnakute ajal, mille maht tihti \u00fcletab 1 Tbps, halveneda. R\u00fcnnaku liiklus transportimine transatlantiliste v\u00f5i transasiatlike linkide kaudu pole parim idee. Meil on olnud reaalsed juhtumid, kus Tier-1 operaatorid \u00fctlesid: \u201eTeie poolt vastu v\u00f5etud r\u00fcnnakute mahud on meile ohtlikud.\u201d Just seet\u00f5ttu v\u00f5tame sissetulevaid vooge v\u00f5imalikult l\u00e4hedal nende allikatele.<\/li>\n<li>Tugevad n\u00f5uded teenuse pidevusele \u2014 puhastuspunktid ei tohi \u00fcksteisest ega kohalike s\u00fcndmustest s\u00f5ltuda meie kiiresti muutuvas maailmas. Kui k\u00f5ik 11 korrust MMT-9 on n\u00e4dala jooksul elektrita? \u2014 pole hullu. \u00dckski klient, kellel ei ole f\u00fc\u00fcsilist \u00fchendust just selles asukohas, ei kannata, ja veebiteenused ei j\u00e4\u00e4 mingites oludes kehvaks.<\/li>\n<\/ul>\n<h3>Kuidas k\u00f5ike seda juhtida?<\/h3>\n<p>Teenuste konfiguratsioonid peavad v\u00f5imalikult kiiresti (ideaalis koheselt) k\u00f5ikidesse esifrontidesse ning olema levitatud. Ei saa lihtsalt v\u00f5tta ja \u00fcmber m\u00e4\u00e4rata tekstilisi konfiguratsioone ning teha demonite taask\u00e4ivitusi iga muudatuse korral \u2014 n\u00e4iteks nginx hoiab l\u00f5petavaid protsesse (worker shutting down) veel mitu minutit (v\u00f5ib-olla isegi tunde, kui seal on pikad websocket-seansid).<\/p>\n<p>Nginxi konfiguratsiooni taask\u00e4ivitamisel on t\u00e4iesti tavaline j\u00e4rgmine pilt:<\/p>\n<p><img decoding=\"async\" style=\"display: block; margin: 0 auto;\" src=\"\/wp-content\/uploads\/2020\/04\/6a1ffc01ad9bac1e51d46c3130ea2a37.jpg\" alt=\"Veeb-HighLoad \u2014 kuidas me haldame k\u00fcmnetuhande domeeni liiklust\" \/><\/p>\n<p>M\u00e4lu kasutuse osas:<\/p>\n<p><img decoding=\"async\" style=\"display: block; margin: 0 auto;\" src=\"\/wp-content\/uploads\/2020\/04\/d356134b0866b8c92a3d5f7a3a8df208.jpg\" alt=\"Veeb-HighLoad \u2014 kuidas me haldame k\u00fcmnetuhande domeeni liiklust\" \/><\/p>\n<p>Vanad t\u00f6\u00f6protsessid tarbivad m\u00e4lu, sealhulgas m\u00e4luruumi, mis ei s\u00f5ltu lineaarsetest \u00fchenduste arvust \u2014 see on normaalne. Kui kliendi\u00fchendused suletakse, vabastatakse see m\u00e4lu.<\/p>\n<p>Miks see ei olnud probleem, kui nginx alles hakkas arenema? Ei olnud ei HTTP\/2, ei WebSocket't, ega massilisi pikki keep-alive \u00fchendusi. 70% meie veebiliiklusest on HTTP\/2, mis t\u00e4hendab v\u00e4ga pikki \u00fchendusi.<\/p>\n<p>Lahendus on lihtne \u2014 mitte kasutada nginx'i, mitte haldada fronte tekstip\u00f5hiselt, ja kindlasti mitte edastada kokku pakitud tekstilisi konfiguratsioone transkontinentaalsetes kanalis. Kanalid on muidugi garanteeritud ja reserveeritud, kuid need on siiski transkontinentaalsed.<\/p>\n<p>Meil on oma front-serveri koormuse tasakaalustaja, mille sisust r\u00e4\u00e4gin j\u00e4rgmistes artiklites. Peamine, mida ta teeb, on rakendada tuhandeid konfiguratsioonimuudatusi sekundis reaalajas, ilma taask\u00e4ivitusteta, laadimisteta ning ilma m\u00e4lutarbimise j\u00e4rskude h\u00fcpeteta. See sarnaneb n\u00e4iteks Hot Code Reloadiga, nagu Erlangis. Andmed salvestatakse geograafiliselt jaotatud key-value andmebaasi ning loetakse koheselt v\u00e4lja frontide t\u00e4iturmehhanismide kaudu. See t\u00e4hendab, et olete laadinud SSL-sertifikaadi veebiliidese v\u00f5i API kaudu Moskvas, ja m\u00f5ne sekundiga on see juba valmis t\u00f6\u00f6ks meie puhastuspunktis Los Angeleses. Kui peaks toimuma maailmas\u00f5da ja internet kaoks igaveseks, j\u00e4tkavad meie s\u00f5lmed iseseisvat t\u00f6\u00f6d ning taastavad split-braini, kui \u00fcks meie p\u00fchendatud kanalitest Los Angeles-Amsterdam-Moskva, Moskva-Amsterdam-Hongkong-Los Angeles v\u00f5i v\u00e4hemalt \u00fcks varu GRE-\u00fcmberkatte kanalitest taastub.<\/p>\n<p>See sama mehhanism v\u00f5imaldab meil koheselt v\u00e4lja anda ja pikendada <a href=\"https:\/\/prohoster.info\/et\/\">Let&#8217;s Encrypt sertifikaid.<\/a> Lihtsustatult toimib see j\u00e4rgmiselt:<\/p>\n<ol>\n<li>Niipea, kui n\u00e4eme v\u00e4hemalt \u00fchte HTTPS-p\u00e4ringut meie kliendi domeeni ilma sertifikaadita (v\u00f5i aegunud sertifikaadiga), teavitab v\u00e4line s\u00f5lm, kes p\u00e4ringu vastu v\u00f5ttis, sellest sisemist sertifitseerimiskeskust.\n<p><img decoding=\"async\" style=\"display: block; margin: 0 auto;\" src=\"\/wp-content\/uploads\/2020\/04\/20830ee7c4ea57ec1d0833f0bc25412d.jpg\" alt=\"Veeb-HighLoad \u2014 kuidas me haldame k\u00fcmnetuhande domeeni liiklust\" \/><\/li>\n<li>Kui kasutaja ei keela Let&#8217;s Encrypti v\u00e4ljaandmist, genereerib sertifitseerimiskeskus CSR-i, saab LE-lt kinnitustoa ja saadab selle k\u00f5igisse esiridadesse kr\u00fcpteeritud kanali kaudu. N\u00fc\u00fcd saab iga node kinnitada LE-lt tulevat valideerimisp\u00e4ringut.\n<p><img decoding=\"async\" style=\"display: block; margin: 0 auto;\" src=\"\/wp-content\/uploads\/2020\/04\/1c8b295065f27c1b69c810ff74ce4018.jpg\" alt=\"Veeb-HighLoad \u2014 kuidas me haldame k\u00fcmnetuhande domeeni liiklust\" \/><\/li>\n<li>M\u00f5ne sekundi p\u00e4rast saame \u00f5ige sertifikaadi ja privaatv\u00f5tme ning saadame need samuti frontidele. Taaskord ilma daemonite taask\u00e4ivitamiseta.\n<p><img decoding=\"async\" style=\"display: block; margin: 0 auto;\" src=\"\/wp-content\/uploads\/2020\/04\/e4fc349089fbf7cbe7824ea539865daf.jpg\" alt=\"Veeb-HighLoad \u2014 kuidas me haldame k\u00fcmnetuhande domeeni liiklust\" \/><\/li>\n<li>7 p\u00e4eva enne kehtivusaja l\u00f5ppu algatatakse sertifikaadi uuskehtestamise protsess.<\/li>\n<\/ol>\n<p>Praegu rotatsiooni k\u00e4igus haldame reaalajas 350 000 sertifikaati kasutajatele t\u00e4iesti n\u00e4htamatult.<\/p>\n<p>J\u00e4rgmistes artiklites k\u00e4sitlen teisi reaalajas suure veebiliikluse t\u00f6\u00f6tlemise omadusi - n\u00e4iteks RTT anal\u00fc\u00fcsi osalistest andmetest, et parandada \u00fcleminekuteenuste kvaliteeti ning \u00fcldiselt, kuidas kaitsta \u00fcleminekuv\u00f5rku terabiti r\u00fcnnakute eest, samuti liikluse edastamist ja aggregeerimist, WAF-i, praktiliselt piiramatu CDN-i ning mitmeid sisu edastamise optimeerimise mehhanisme.<\/p>\n<p class=\"for_users_only_msg\">Ainult registreeritud kasutajad saavad k\u00fcsitluses osaleda. <a href=\"https:\/\/habr.com\/ru\/auth\/login\/\" rel=\"nofollow\">Logige sisse<\/a>, palun.<\/p>\n<h2 class=\"default-block__polling-title\">Millega sooviksite k\u00f5igepealt tutvuda?<\/h2>\n<ul class=\"poll-result\">\n<li class=\"poll-result__item\"><strong class=\"poll-result__data-percent\">14,3%<\/strong>Veebiliikluse klasterdamise ja kvaliteedi anal\u00fc\u00fcsiga&lt;3<\/li>\n<li class=\"poll-result__item\"><strong class=\"poll-result__data-percent  poll-result__data-percent_winner\">33,3%<\/strong>DDoS-Guard7 tasakaalustajate sisemuse<\/li>\n<li class=\"poll-result__item\"><strong class=\"poll-result__data-percent\">9,5%<\/strong>L3\/L4 \u00fcleminekuv\u00f5rgu kaitse2<\/li>\n<li class=\"poll-result__item\"><strong class=\"poll-result__data-percent\">0,0%<\/strong>Veebisaitide kaitse \u00fclemineku liikluses0<\/li>\n<li class=\"poll-result__item\"><strong class=\"poll-result__data-percent\">14,3%<\/strong>Veebirakenduse tulem\u00fc\u00fcr3<\/li>\n<li class=\"poll-result__item\"><strong class=\"poll-result__data-percent\">28,6%<\/strong>Sisutoodete ja klikkimise kaitse6<\/li>\n<\/ul>\n<p>H\u00e4\u00e4letas 21 kasutajat. 6 kasutajat hoidusid.<\/p>\n<p>Allikas: <a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/ddosguard\/blog\/497632\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041b\u0435\u0433\u0438\u0442\u0438\u043c\u043d\u044b\u0439 \u0442\u0440\u0430\u0444\u0438\u043a \u0432 \u0441\u0435\u0442\u0438 DDoS-Guard \u043d\u0435\u0434\u0430\u0432\u043d\u043e \u043f\u0440\u0435\u0432\u044b\u0441\u0438\u043b \u0441\u043e\u0442\u043d\u044e \u0433\u0438\u0433\u0430\u0431\u0438\u0442 \u0432 \u0441\u0435\u043a\u0443\u043d\u0434\u0443. \u0421\u0435\u0439\u0447\u0430\u0441 50% \u0432\u0441\u0435\u0433\u043e \u043d\u0430\u0448\u0435\u0433\u043e \u0442\u0440\u0430\u0444\u0438\u043a\u0430 \u0433\u0435\u043d\u0435\u0440\u0438\u0440\u0443\u044e\u0442 \u0432\u0435\u0431-\u0441\u0435\u0440\u0432\u0438\u0441\u044b \u043a\u043b\u0438\u0435\u043d\u0442\u043e\u0432. \u042d\u0442\u043e \u043c\u043d\u043e\u0433\u0438\u0435 \u0434\u0435\u0441\u044f\u0442\u043a\u0438 \u0442\u044b\u0441\u044f\u0447 \u0434\u043e\u043c\u0435\u043d\u043e\u0432, \u043e\u0447\u0435\u043d\u044c \u0440\u0430\u0437\u043d\u044b\u0445 \u0438 \u0432 \u0431\u043e\u043b\u044c\u0448\u0438\u043d\u0441\u0442\u0432\u0435 \u0441\u043b\u0443\u0447\u0430\u0435\u0432 \u0442\u0440\u0435\u0431\u0443\u044e\u0449\u0438\u0445 \u0438\u043d\u0434\u0438\u0432\u0438\u0434\u0443\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u043f\u043e\u0434\u0445\u043e\u0434\u0430. \u041f\u043e\u0434 \u043a\u0430\u0442\u043e\u043c \u2014 \u043a\u0430\u043a \u043c\u044b \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u043c \u0444\u0440\u043e\u043d\u0442-\u043d\u043e\u0434\u0430\u043c\u0438 \u0438 \u0432\u044b\u0434\u0430\u0435\u043c SSL-\u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u044b \u0434\u043b\u044f \u0441\u043e\u0442\u0435\u043d \u0442\u044b\u0441\u044f\u0447 \u0441\u0430\u0439\u0442\u043e\u0432. \u041d\u0430\u0441\u0442\u0440\u043e\u0438\u0442\u044c \u0444\u0440\u043e\u043d\u0442 \u0434\u043b\u044f \u043e\u0434\u043d\u043e\u0433\u043e \u0441\u0430\u0439\u0442\u0430, \u043f\u0443\u0441\u0442\u044c \u0434\u0430\u0436\u0435 \u043e\u0447\u0435\u043d\u044c [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":78255,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-78254","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - 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