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. ೔ຊܦࡁ৽ฉࣾ ҆ా ཽ 'BTUMZ5FDI5BML

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o E (r , eak i N T n j ea )r p chmti i :5 25 1 s R S S .- l g 6 3 0:3 :

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3 1 2 - 0

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. () / ) ( AD

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. Service A Service C Service B Service D Routing Caching Dev Debug Logging Auth ESI

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. Service A Service C Service B Service D Routing Caching Dev Debug Logging ESI ৽ωλ Dynamic Critical CSS Auth

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Service A Service C Service B Service D Service Registry ֤αʔϏεͷ৘ใ؅ཧ΍ ϔϧενΣοΫ ϦΫΤετઌαʔϏεͷ৘ใऔಘ ϦΫΤετͷૹ৴

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Routing Caching Dev Debug Logging Auth ESI Service A Service C Service B Service D • F • •

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Routing Caching Dev Debug Logging ESI Service A Service C Service B Service D • I • F Auth

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هࣄαʔϏε هࣄߋ৽௨஌ max-age: 604800 purge • '+25*-1/&%"! #3 • *-(. /&%"! #,) • 40$

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Routing Caching Dev Debug Logging ESI Service A Service C Service B Service D • - • - • origin͕ࢮΜͰ΋ࢦఆͨ͠ظؒ͸ΩϟογϡΛར༻ͯ͘͠ΕΔઃఆ Service B͕ࢮΜͰ΋ ΩϟογϡΛ࢖ͬͯՔಇ Auth

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- - Routing Caching Dev Debug Logging ESI Service A Service C Service B Service D • F M R • • H Service D Nikkei-Routing-Override: serviceD->serviceD-tunnel Local Machine t u n n e l Auth

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• F D I D • ) ( ( ( • F D H R Routing Caching Dev Debug Logging ESI Service A Service C Service B Service D Nikkei-Routing-Journey: serviceA Nikkei-Routing-Journey: serviceA,serviceB Nikkei-Routing-Journey: serviceA,service,serviceD Auth

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Routing Caching Dev Debug Logging ESI Service A Service C Service B Service D • • • F Real Time Log Streaming request url status code response size taken time cache HIT/MISS ... Auth

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֤αʔϏεɾ֤ύεʹର͢ΔΩϟογϡώοτ཰ Ϣʔβछผ͝ͱͷΩϟογϡώοτ཰ (هࣄϖʔδ)

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Routing Caching Dev Debug Logging ESI Service A Service C Service B Service D • • ! • " Auth

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هࣄϖʔδ /article/123 Cookie: Auth=a124b5... OAuth2ೝূͰಘΒΕͨ JWTτʔΫϯ ϢʔβͷݖݶʹΑͬͯ ίϯςϯπมΘΔ

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هࣄϖʔδ /article/123 Cookie: Auth=a124b5… Cache-control: no-cache, no-store Cookie: Auth=a124b5... Cache-control: no-cache, no-store OAuth2ೝূͰಘΒΕͨ JWTτʔΫϯ

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هࣄϖʔδ /article/123 ϦΫΤετϔομ User-ID: 98765 User-Rank: paid Ϩεϙϯεϔομ Vary: User-Rank Cookie: Auth=a124b5... Cache-control: private ೝূΫοΩʔͷ decodeɾvalidate OAuth2ೝূͰಘΒΕͨ JWTτʔΫϯ

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هࣄϖʔδ /article/123 ϦΫΤετϔομ User-ID: 98765 User-Rank: paid Ϩεϙϯεϔομ Vary: User-Rank Cookie: Auth=a124b5... Cache-control: private ೝূΫοΩʔͷ decodeɾvalidate OAuth2ೝূͰಘΒΕͨ JWTτʔΫϯ User-Rank͝ͱʹΩϟογϡ෼͚ ΔΑ͏CDNʹ໋ྩ

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ඇձһ ༗ྉձһ ແྉձһ Ϣʔβछผ͝ͱͷهࣄϖʔδΩϟογϡώοτ཰ ϩάΠϯϢʔβʹରͯ͠΋ΩϟογϡͰ͖ͯΔ

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( ) Routing Caching Dev Debug Logging Auth ESI Service A Service C Service B Service D •

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• ɾ ɾ ɾ ←ͷදࣔʹඞཁͳ࠷௿ݶͷCSSΛ HTMLʹຒΊࠐΉ ←ͷCSS͸ը໘දࣔޙʹಡΈࠐΉ

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• • CSSऔಘʹඞཁͳϦΫΤετ਺ɾαΠζΛݮΒͤΔ (544KB → 69KB) • CSSOMߏஙɾϨΠΞ΢τͷ࣌ؒΛ࡟ݮͰ͖Δ

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• C •

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֤ϖʔδʹ࠷దԽ͞ΕͨCCSSΛΞΫηε࣌ʹੜ੒͠ ESIͰຒΊࠐΉ

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Server Cache Control max-age=600 Cache Control: private index.html mynews.html

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• • • C C EI <esi:include src=”/critical.css?service=article”> <style> … </html> Critical CSS Server Critical CSSͷ Ϗϧυ&഑৴ Cache Control: private Application Server Cache Control max-age=600

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• • • C C EI <esi:include src=”/critical.css?service=article”> <style> … </html> Critical CSS Server Critical CSSͷ Ϗϧυ&഑৴ Application Server Cache Control max-age=600 Cache Control max-age=86400

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App Server … <esi:include src=”critical.css”> <style> …

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App Server Critical CSS Server ./critical.css … <esi:include src=”critical.css”> <style> …

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App Server ./critical.css S3 Critical CSS Server critical CSS͕͋Δ͔֬ೝ … <esi:include src=”critical.css”> <style> …

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App Server ./critical.css S3 Critical CSS Server critical css͕ଘࡏ͠ͳ͍ ͷͰ௨ৗͷCSSΛฦ٫ Fastly΁Ωϟογϡ CSS Cache … <esi:include src=”critical.css”> <style> …

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App Server ./critical.css S3 Critical CSS Server Critical CSS Builder ඇಉظͰϏϧυཁٻ CSS Cache … <esi:include src=”critical.css”> <style> …

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App Server ./critical.css S3 Critical CSS Server Critical CSS Builder Ϗϧυ͕׬ྃͨ͠ΒS3΁อଘ ඇಉظͰϏϧυཁٻ CSS Cache … <esi:include src=”critical.css”> <style> …

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App Server ./critical.css S3 Critical CSS Server Critical CSS Builder Ωϟογϡ͞Εͨ ௨ৗͷCSSΛPurge ඇಉظͰϏϧυཁٻ … <esi:include src=”critical.css”> <style> … CSS Cache

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App Server ./critical.css S3 Critical CSS Server Critical CSS Builder ඇಉظͰϏϧυཁٻ Critical CSS Cache ࣍ճΞΫηε࣌ɺ Critical CSSΛฦ٫ Fastly΁Ωϟογϡ … <esi:include src=”critical.css”> <style> …

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• J S •

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S d d F C e h S I E c a

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Routing Caching Logging Auth Vanity URL ESI hub service • $ #%" • &' $! ”/” ”/hub/front” ද޲͖URL ಺෦URL

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table vanities { ”/”: ”/hub/front” … } Routing Caching Logging Auth Vanity URL ESI • F D • E • R F D U L ”/” ද޲͖URL hub service ”/hub/front” ಺෦URL

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Top Article API ֎෦Ϧιʔε /article/123 Path Based Routing

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backends.vcl routing.vcl backend article { .host: "article.xx.jp"; .port: 443 .ssl: true } ... if (req.url ~ "/article/.+") { req.backend = article; } ... vclͰαʔϏεΛఆٛ ϧʔςΟϯά༻ͷvcl

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[ { "name": "article", "path": "/article/.+", "host": "article.xx.jp", "ssl": true } … ] services.json backends.vcl routing.vcl શαʔϏεͷఆٛϑΝΠϧ ͲΜͳαʔϏεɺϧʔτ͕͋Δ ͔ͻͱ໨ͰΘ͔Δ backend article { .host: "article.xx.jp"; .port: 443 .ssl: true } ... if (req.url ~ "/article/.+") { req.backend = article; } ... vclͰαʔϏεΛఆٛ ϧʔςΟϯά༻ͷvcl

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if (beresp.http.Cache-Control !~ "(stale-if-error|immutable|private)") { set beresp.stale_if_error = 86400s; } Next NikkeiͰ͸ɺstale-if-errorΛࣗಈͰ෇༩ αʔϏε͕ࢮΜͰ΋ɺΩϟογϡ͕͋Ε͹͠͹Β͘͸ίϯςϯπΛฦͤΔ stale-if-error

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ೝূΫοΩʔ(JWTܗࣜ): eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4 gRG9lIiwiYWRtaW4iOnRydWV9.TJVA95OrM7E2cBab30RMHrHDcEfxjoYZgeFONFh7HgQ A :J :C AA :, - : :; :C AA : 414 $" 14 $ 14 $ " .6 B :D ;: 6 :+)5 : A : - = I ;: 6 5 6(*+5 6 :+) " 4 6 :; 6 6 ?A6 4 . 2 ,2 2 $" . 2 "

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if (req.http.Cookie:Auth !~ "(^[^¥.]+)¥.([^¥.]+)¥.([^¥.]+)$") { set req.http.Auth-Valid = "false"; } set var.base64Header = re.group.1; set var.base64Payload = re.group.2; set var.signature = digest.base64url_decode(re.group.3); set var.validSignature = digest.base64_decode(digest.hmac_sha256_base64(var.jwtSecret, var.base64Header "." var.base64Payload)); set var.payload = digest.base64_decode(var.base64Payload); set var.expires = regsub(var.payload, {"^.*?"exp"¥s*:¥s*(¥d+).*?$"}, "¥1"); # γάωνϟͷਖ਼౰ੑͱ༗ޮظݶͷ֬ೝ if (var.signature != var.validSignature || time.is_after(now, std.integer2time(std.atoi(var.expires)))) { set req.http.Auth-Valid = "false"; } # payload͔Βݖݶ৘ใͳͲΛநग़ req.http. UserID = regsub(var.payload, {"^.*?"uid"¥s*:¥s*"(¥w+)".*?$"}, "¥1");

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sub vcl_log { log {"syslog "} req.service_id {" fastly-log :: "} {" timestamp_us:"} time.start.usec {" host:"} regsuball(req.http.X-Forwarded-Host, {" "}, "") {" upstream_host:"} regsuball(req.http.Host, {" "}, "") {" remote_addr:"} client.ip {" method:"} req.request {" fastly_x_cache:"} req.http.X-Cache {" fastly_x_cache_hits:"} req.http.X-Cache-Hits {" user_id:"} req.http.User-ID {" user_rank:"} req.http.User-Rank; … } LTSVܗࣜͰͷϩάग़ྗྫ