Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Speaker Deck
PRO
Sign in
Sign up for free
Copy Kubernetes Clusters Really Fast
Shimpei Otsubo
March 11, 2021
Technology
3
1.7k
Copy Kubernetes Clusters Really Fast
Shimpei Otsubo
March 11, 2021
Tweet
Share
More Decks by Shimpei Otsubo
See All by Shimpei Otsubo
Go と Wantedly の関係 / How Wantedly uses Go
potsbo
1
520
Deploy Flow at Wantedly
potsbo
2
490
Wrap every method with just one line
potsbo
1
2.1k
Zero yen Keyboard
potsbo
6
2.4k
Kube - The core tool at Wantedly
potsbo
1
4.3k
k8s - Kubernetes 8 Factors
potsbo
12
8.5k
コンテンツ作成に集中するためのプレゼンテーション Tips / Presentation with Confidence
potsbo
6
14k
ConfigMap vs Secret #k8sjp
potsbo
1
940
Microservices on Kubernetes
potsbo
4
8.3k
Other Decks in Technology
See All in Technology
Strategyパターン
hankehly
0
170
SlackBotで あらゆる業務を自動化。問い合わせ〜DevOpsまで #CODT2022
kogatakanori
0
1.1k
わたしを元気づける Botを作ることにした / JAWS-UG 福岡 20220626
eriasano
0
100
ARIGATOBANK会社説明
finengine
0
120
Design for Humans: How to make better modernization decisions
indualagarsamy
2
140
Introduction To Technical Writing
olawanle_joel
0
100
誰が正解を知っているのか / Who knows the right answer
takaking22
1
250
約6年間運用したシステムをKubernetesに完全移行するまで/Kubernetes Novice Tokyo
isaoshimizu
6
980
EKSの運用あれこれ バージョンアップ編
tetsunosato
0
110
AWS Glue 触ってみた
tomuro
1
160
Camp Digital 2022: tailored advice
kyliehavelock
0
150
拡散確率モデルと音声波形生成
yumakoizumi
1
790
Featured
See All Featured
Imperfection Machines: The Place of Print at Facebook
scottboms
253
12k
Atom: Resistance is Futile
akmur
255
20k
It's Worth the Effort
3n
172
25k
Design and Strategy: How to Deal with People Who Don’t "Get" Design
morganepeng
105
16k
A designer walks into a library…
pauljervisheath
196
16k
Docker and Python
trallard
27
1.6k
In The Pink: A Labor of Love
frogandcode
131
21k
Let's Do A Bunch of Simple Stuff to Make Websites Faster
chriscoyier
498
130k
No one is an island. Learnings from fostering a developers community.
thoeni
9
1.3k
Helping Users Find Their Own Way: Creating Modern Search Experiences
danielanewman
7
1.1k
Designing for humans not robots
tammielis
241
23k
Put a Button on it: Removing Barriers to Going Fast.
kastner
56
2.3k
Transcript
©2021 Wantedly, Inc. Kubernetes Cluster Λ Copy ޙΖଆͷ Microservice ͷ
Review ؆୯ʹ CloudNative Days Spring 2021 ONLINE Mar 11, 2020 - Shimpei Otsubo @potsbo
Shimpei Otsubo @potsbo Developer eXperience Squad Wantedly, Inc. Kubernetes Dev
Tools CI / CD AuthN / Z Productivity Dvorak
©2021 Wantedly, Inc. Developer eXperience Squad ͱʁ ྑ͍։ൃମݧ͕ྑ͍ϓϩμΫτͱձࣾΛ࡞Δ ։ൃମݧͷͨΊͳΒԿͰ͢Δ ։ൃ࣌ؒͷ30%ఔͰϓϩμΫτ։ൃʹճΔ
Backend, Frontend, Infrastructure, Mobile ͳͲΛΘͳ͍ උͨ͠ج൫ͷυοάϑʔσΟϯά / ʮ։ൃऀ͕ຊʹٻΊ͍ͯΔͷͳʹ͔?ʯΛߟ͑Δ ֎෦ʹٕज़ج൫νʔϜͱհ͢Δ͜ͱଟ͍ ߴ͔ͭ҆શͳ deploy ϓϩμΫτͱ৫Λͤ͞Δ ٕज़ࢿͱͷલͷϓϩμΫτͷ༏ઌॱҐΛߟ͑ΔλΠϛϯάΛ࣋ͪଓ͚Δ ίʔυΛॻ͔ͳ͍ղܾࡦࢹʹೖΕΔ 10ޙͷ։ൃͷৗࣝΛ࡞͍͚ͬͯΔνʔϜʹ͍ͨ͠
©2021 Wantedly, Inc. TL;DR Istio + Ambassador Λͬͯ Ծతͳ Kubernetes
ͷ copy Λ࣮ݱ ͜ΕʹΑͬͯ։ൃମݧ͕ΨϥοͱมΘΔ
©2021 Wantedly, Inc. ߴͰޮతͳΫϥελ copy ͕͍ͨ͠ Copy on Write ͰԾΫϥελΛ࡞Δ
Ԡ༻ͱಘΒΕͨମݧ WHY HOW WHAT
©2021 Wantedly, Inc. WHY Microservice ͷґଘղܾΛ͠ͳͯ͘ྑ͍ ߴͰޮతͳΫϥελ copy ͕͍ͨ͠ Preview
URL Λ࡞ΕΔ Photo by Jørgen Håland on Unsplash
©2021 Wantedly, Inc. ϙνϙν͔ͯ֬͠Ί͍ͨ͜ͱΑ͋͘Δ UI มߋͳΒͪΖΜ ΞϧΰϦζϜͷมߋ࣮σʔλͰݟͯΈ͍ͨ
©2021 Wantedly, Inc. Preview Deployment ੲ͔ΒΑ͋͘Δ https://vercel.com/docs/git/vercel-for-github Vercel, Heroku, Netlify
νʔϜશһͰಉ͡ͷΛݟΕΔ ຊ൪ʹ͍ۙঢ়ଶ ϫϯΫϦοΫͰ֬ೝ ࠷ۙͷ PaaS ʹී௨ʹ͋Δػೳ ىಈํ๏ΛΒͳ͍͍ͯ͘ ΞϓϦέʔγϣϯͷશମ૾͢ΒΒͳ͍͍ͯ͘ ։ൃ build Ͱ͔͠ى͖ͳ͍ʹϋϚͬͨΓ͠ͳ͍ ԶͷPCͰಈͧ͘ʁͱ͔ى͜Βͳ͍ ࣮σʔλΛ͑ͨΓ͢Δ Kubernetes ্Ͱ࣮ݱ͢Δ OSS ͋Δ
©2021 Wantedly, Inc. Microservice Ͱ؆୯Ͱͳ͍ ཪଆͷ Microservice ʹͲ͏ͬͯ౸ୡ͢Δ͔ʁ ཪଆʹܨ͍Ͱ integration
ͨ͠ঢ়ଶͰͷ test ͕Ͱ͖ͳ͍ Wantedly Ͱͱͱ͜ͷχʔζʹڞ༗ڥʹ deploy ͢Δ͜ͱͰ͍ͬͯͨ Ұ൪ front ʹཱͭ service ͳΒ؆୯ ޙΖଆʹཱͭ service ʹ؆୯ʹ౸ୡͰ͖ͳ͍ ޙΖଆ͚͕ͩҧ͏ front ͷ microservice ΛͲ͏ͬͯ࡞Γग़͔͢ʁ ͜͜ͷ Routing Ͳ͏Δͷʁ
©2021 Wantedly, Inc. Microservice Ͱ؆୯Ͱͳ͍ ඞཁͳ͚ͩ copy ͠Α͏ͱ͢Δͱͦͷґଘղܾ͕ͦͦେม Microservice ͷ
interface ͷઌΛҙࣝͨ͘͠ͳ͍ Wantedly Ͱͱͱ͜ͷχʔζʹڞ༗ڥʹ deploy ͢Δ͜ͱͰ͍ͬͯͨ ͜Ε͕ࣗ໌ʹͳΔΑ͏ͳ architecture Λࢦ͖͢ͱ͍͏͋Δ
©2021 Wantedly, Inc. Kubernetes Cluster Λ copy ͢Ε ok! ґଘؔউखʹͯ͢ຬͨ͞ΕΔ
ཪଆ͚ͩҧ͏ঢ়ଶΛશʹ࠶ݱ Wantedly ͷ߹શ microservice 140ݸ͕ 1 cluster ʹଘࡏ Microservice Ͱ Preview ͕Ͱ͖ΔΑ͏ʹͳΔ https://speakerdeck.com/morux2/istio-integrated-telepresence https://event.cloudnativedays.jp/cndt2020/talks/17 ͜ͷลͷϞνϕʔγϣϯલճৄ͘͠
©2021 Wantedly, Inc. Kubernetes Cluster Λ copy ͢Ε ok! ຊʹͦΜͳ͜ͱͰ͖Δͷ͔
Wantedly ͷ߹શ microservice 140ݸ͕ 1 cluster ʹଘࡏ
©2021 Wantedly, Inc. Context Propagation Service Mesh Gateway Header Λൖ
Header Ͱ Routing Host Λ Header ʹม HOW Copy on Write Ͱ Virtual Copy Photo by Alina Grubnyak on Unsplash
©2021 Wantedly, Inc. ԾతͳΫϥελ copy πʔϧ kubefork Λ࡞ͬͨ ڞ༗Ͱ͖Δͱ͜Ζڞ༗ Copy
on Write ͯ͢ Copy ͢Δͱ N * D ඞཁͳͱ͜Ζ͚ͩͩͱ N + D ޮత ҟͳΔ෦͚ͩஔ͖͑ N: microservice , D: ։ൃऀ 4 microservice ߏʹ2ͭͷ copy Λੜͨ͠߹ શ෦࣮ copy ͩͱ node ͕ͪൃੜ ߴ OSS ʹ͍͚ͨ͠Ͳؒʹ߹ͬͯͳ͍ Deployment ͱ service ͷΈ
©2021 Wantedly, Inc. Terminology Ծతʹ copy ͞ΕͨΫϥελ Virtual Cluster Virtual
Cluster Λಛఆ͢Δ id Fork Identifier Ұͭͷ fork identifier Λ࣋ͭ Shared ͳ cluster Λͱʹ Fork ͢Δ 4 microservice ߏʹ2ͭͷ copy Λੜͨ͠߹ Virtual Cluster Λੜ͢Δ
©2021 Wantedly, Inc. Terminology Ծతʹ copy ͞ΕͨΫϥελ Virtual Cluster Virtual
Cluster Λಛఆ͢Δ id Fork Identifier Ұͭͷ fork identifier Λ࣋ͭ Shared ͳ cluster Λͱʹ Fork ͢Δ 4 microservice ߏʹ2ͭͷ copy Λੜͨ͠߹ Virtual Cluster Λੜ͢Δ
©2021 Wantedly, Inc. Terminology Ծతʹ copy ͞ΕͨΫϥελ Virtual Cluster Virtual
Cluster Λಛఆ͢Δ id Fork Identifier Ұͭͷ fork identifier Λ࣋ͭ Shared ͳ cluster Λͱʹ Fork ͢Δ 4 microservice ߏʹ2ͭͷ copy Λੜͨ͠߹ Virtual Cluster Λੜ͢Δ
©2021 Wantedly, Inc. Terminology Ծతʹ copy ͞ΕͨΫϥελ Virtual Cluster Virtual
Cluster Λಛఆ͢Δ id Fork Identifier Ұͭͷ fork identifier Λ࣋ͭ Shared ͳ cluster Λͱʹ Fork ͢Δ 4 microservice ߏʹ2ͭͷ copy Λੜͨ͠߹ Virtual Cluster Λੜ͢Δ
©2021 Wantedly, Inc. Wildcard DNS Ͱ upstream ΛଋͶΔ Gateway Request
Λదͳ copy ઌૹΔ Service Mesh ߏཁૉ Context Propagation fork identifier Λ header ͱͯ͠ൖ 4 microservice ߏʹ2ͭͷ copy Λੜͨ͠߹ Ͳͷ Virtual Cluster ༻ͷ request? ମײ৽͍͠ host ͷΞΫηε
©2021 Wantedly, Inc. Context Propagation ʮͲͷ Virtual Cluster ʹ͚ΒΕͨͷ͔ʯΛRequest ͝ͱʹཧ
e.g. X-Fork-Identifier: forked-a ࣾڞ௨ϥΠϒϥϦ servicex Ͱ࣮ݱ Feature Flag ͳͲԠ༻৭ʑ X-Feature-Flags: {"name": "new_feature?": "enabled": true} e.g. ޙΖଆͷ microservice ͷ new-feature Λ༗ޮʹͨ͠ঢ়ଶ͕ݟ͍ͨͱ͖ʹ HTTP header Λൖ͢Δ͜ͱͰ request ͝ͱͷॲཧΛ؆୯ʹՃͰ͖ΔΑ͏ʹͳΔ ಛఆͷ Prefix Λ࣋ͭ header / metadata ΛࣗಈͰൖ ޙड़ Ͳͷ Microservice ؒ௨৴ͰʮѼઌClusterʯ͕໌ࣔతʹͳΔ https://www.wantedly.com/companies/wantedly/post_articles/311135
©2021 Wantedly, Inc. ༨ஊ: Metadata ͷ͍͗͢ʹҙ ൖ͍ͨ͠ͷ͍ͬͺ͍͋Δ UserId, Country, Language
ͳͲޙΖଆͷ server Ͱཉ͘͠ͳΔ͜ͱΑ͋͘Δ ෦͚: wantedly/dev#412 ్தܦ࿏ͷͯ͢ͷ schema ʹੜ͍ͯ͘͠Έ͍ͨͳͷਏ͍ ৴༻Ͱ͖Δ͔Θ͔Βͳ͍ Schema ʹݱΕʹ͘͘ͳΔ Debug తڐ༰ ʮProto ͷ௨Γʹ request ͨ͠Β header ͕Γͣʹ͔ΕΔʯͱ͔͕ىͬͯ͜͠·͏ ৴༻͍ͨ͠߹֎෦͔Β inject Ͱ͖ͳ͍Έ͕ඞཁ ʮX-Current-User-Id ΛͱʹೝՄͯ͠Α͍ʯͱ͍͏ policy ͔ͳΓ৻ॏʹ Metadata proto ʹ serialize ͢Δͱ͍͏ΞΠσΞ͋Δ(ະ࣮) ຊ൪ͰΕྑ͍͠ɺabuse ͞Εͯக໋తͰͳ͍
©2021 Wantedly, Inc. Service Mesh ࠓ͍Δ Virtual Cluster ʹ߹Θͤͨ routing
Header ʹԠͯ͡ request ઌΛม͑Δ e.g. X-Fork-Identifier: forked-a ֎͔ΒݟΔͱ࣮࣭ copy ڞ༗͍ͯ͠Δ microservice ෳ͋ΔΑ͏ʹݟ͑Δ ͬͪ͜ͷ path Λ௨͍ͬͯΔΑ͏ʹײ͡Δ ͨͩ͠Ӆṭ͕ॏཁ Service mesh Λҙࣝ͢Δͱ copy ʹײ͡ͳ͘ͳΔ ͋͑ͯʮcopy ͕Ͱ͖Δʯ͑ͨ΄͏͕ΘΕΔ Έ͔Βઆ໌͢Δͱ͍͠ͱײ͡ΒΕͯ͠·͏
©2021 Wantedly, Inc. Gateway Host ʹ߹Θͤͯ header Λ༩ Wildcard DNS
͕͍ͨ proxy ʮCopy ͞ΕͯΔײʯʹॏཁ fork-a.example.com Έ͍ͨͳ URL ͕ൃߦ͞ΕΔ ֎͔ΒݟΔͱʮcopy ͞Ε࣮ͨଶʯ ʮURL ͕ൃߦͰ͖Δʯ͜ͱ͕ϝϯλϧϞσϧߏஙʹྑ͍ Wantedly Ͱ͜ͷػೳ͕Ͱ͖Δ·Ͱܟԕ͞Ε͕ͪͩͬͨ Routing ͷ͠͞ΛӅṭ ͜͜ʹଓ͍ͯ͠Δؾ࣋ͪʹͳΕΔ URL ͕͋Δͱڞ༗͕Ͱ͖Δ ࣗͷมߋΛଞͷਓʹ৮ͬͯΒ͑Δ Mobile ͔ΒମݧΛ͔֬ΊΔ
©2021 Wantedly, Inc. 20209݄࣌Ͱ Chrome Extension ͷΈͷରԠͩͬͨ ࠓͲ͜ʹܨ͍Ͱ͍Δͷ͔ʁ͕͔ΓͮΒ͔ͬͨ https://speakerdeck.com/morux2/istio-integrated-telepresence?slide=44 Gateway
Host ʹ߹Θͤͯ header Λ༩ Wildcard DNS ͕͍ͨ proxy ʮCopy ͞ΕͯΔײʯʹॏཁ fork-a.example.com Έ͍ͨͳ URL ͕ൃߦ͞ΕΔ ֎͔ΒݟΔͱʮcopy ͞Ε࣮ͨଶʯ ʮURL ͕ൃߦͰ͖Δʯ͜ͱ͕ϝϯλϧϞσϧߏஙʹྑ͍ Wantedly Ͱ͜ͷػೳ͕Ͱ͖Δ·Ͱܟԕ͞Ε͕ͪͩͬͨ Routing ͷ͠͞ΛӅṭ URL ͕͋Δͱڞ༗͕Ͱ͖Δ ࣗͷมߋΛଞͷਓʹ৮ͬͯΒ͑Δ Mobile ͔ΒମݧΛ͔֬ΊΔ Chrome Ҏ֎ͰରԠͰ͖ͳ͔ͬͨ
©2021 Wantedly, Inc. Context Propagation Service Mesh Gateway Header Λൖ
Header Ͱ Routing Host Λ Header ʹม HOW Copy on Write Ͱ Virtual Copy Photo by Alina Grubnyak on Unsplash
©2021 Wantedly, Inc. ࣮ apiVersion: vsconfig.k8s.wantedly.com/v1beta1 kind: Fork metadata: name:
wantedly-some-identifier namespace: wantedly spec: identifier: some-identifier manager: fork-proxy-ambassador/default services: selector: matchLabels: role: web deployments: selector: matchLabels: newrelic: "true" template: metadata: labels: app: some-identifier role: fork annotations: wantedly.com/deploy-target: "false" spec: containers: - image: example:tag name: wantedly CRD Ͱ atomic ͳॲཧʹݟͤΔ
©2021 Wantedly, Inc. ࣮ apiVersion: vsconfig.k8s.wantedly.com/v1beta1 kind: Fork metadata: name:
wantedly-some-identifier namespace: wantedly spec: identifier: some-identifier manager: fork-proxy-ambassador/default services: selector: matchLabels: role: web deployments: selector: matchLabels: newrelic: "true" template: metadata: labels: app: some-identifier role: fork annotations: wantedly.com/deploy-target: "false" spec: containers: - image: example:tag name: wantedly some-identifer ͱ͍͏ id Ͱ cluster ൃߦΛґཔ CRD Ͱ atomic ͳॲཧʹݟͤΔ
©2021 Wantedly, Inc. ࣮ apiVersion: vsconfig.k8s.wantedly.com/v1beta1 kind: Fork metadata: name:
wantedly-some-identifier namespace: wantedly spec: identifier: some-identifier manager: fork-proxy-ambassador/default services: selector: matchLabels: role: web deployments: selector: matchLabels: newrelic: "true" template: metadata: labels: app: some-identifier role: fork annotations: wantedly.com/deploy-target: "false" spec: containers: - image: example:tag name: wantedly some-identifer ͱ͍͏ id Ͱ cluster ൃߦΛґཔ Namespce Ͱ copy ͢Δ͖ service Λࢦఆ CRD Ͱ atomic ͳॲཧʹݟͤΔ
©2021 Wantedly, Inc. ࣮ apiVersion: vsconfig.k8s.wantedly.com/v1beta1 kind: Fork metadata: name:
wantedly-some-identifier namespace: wantedly spec: identifier: some-identifier manager: fork-proxy-ambassador/default services: selector: matchLabels: role: web deployments: selector: matchLabels: newrelic: "true" template: metadata: labels: app: some-identifier role: fork annotations: wantedly.com/deploy-target: "false" spec: containers: - image: example:tag name: wantedly some-identifer ͱ͍͏ id Ͱ cluster ൃߦΛґཔ Namespce Ͱ copy ͢Δ͖ service Λࢦఆ ͦͷ service ͔Β route ͞ΕΔ deploy Λ list ͯ͠ߋʹ੍ݶ CRD Ͱ atomic ͳॲཧʹݟͤΔ
©2021 Wantedly, Inc. ࣮ apiVersion: vsconfig.k8s.wantedly.com/v1beta1 kind: Fork metadata: name:
wantedly-some-identifier namespace: wantedly spec: identifier: some-identifier manager: fork-proxy-ambassador/default services: selector: matchLabels: role: web deployments: selector: matchLabels: newrelic: "true" template: metadata: labels: app: some-identifier role: fork annotations: wantedly.com/deploy-target: "false" spec: containers: - image: example:tag name: wantedly some-identifer ͱ͍͏ id Ͱ cluster ൃߦΛґཔ Namespce Ͱ copy ͢Δ͖ service Λࢦఆ ͦͷ service ͔Β route ͞ΕΔ deploy Λ list ͯ͠ߋʹ੍ݶ pod template ͷ patch Λ copy ʹͯΔ CRD Ͱ atomic ͳॲཧʹݟͤΔ
©2021 Wantedly, Inc. ࣮ CRDͰදݱ Gateway Service Mesh Copy ੜ
CRD͔ΒશͯΛੜ
©2021 Wantedly, Inc. ࣮ apiVersion: getambassador.io/v2 kind: Mapping metadata: labels:
fork.k8s.wantedly.com/manager: default name: some-dev-wantedly-com-some-identifier namespace: fork-proxy-ambassador spec: add_request_headers: x-fork-identifier: some-identifier ambassador_id: - fork-proxy-ambassador host: some-identifier.some-dev.wantedly.com prefix: / service: https://some-dev.wantedly.com Gateway ͱͯ͠ͷ Mapping ੜ ൖ͢Δ header ΛՃ ಛఆͷ host ͱͯ͠ request ͕དྷͨΒ ਖ਼͍͠ upstream ʹଓ apiVersion: vsconfig.k8s.wantedly.com/v1beta1 kind: ForkManager metadata: name: default namespace: fork-proxy-ambassador spec: upstreams: - host: "some-dev.wantedly.com" - host: "another-dev.wantedly.com" - host: "yet-another-dev.wantedly.com" - host: … Cluster ͷೖΓޱΛ༧Ί list ͓ͯ͘͠ Upstreams * Virtual Cluster ͷͷ mapping ͕ੜ͞ΕΔ ಉ͜͡ͱ͕Ͱ͖Ε Ambassador ͡Όͳ͍͍ͯ͘
©2021 Wantedly, Inc. WHAT Telepresence ͠์ Copy ͞Εͨ virtual cluster
ͰԿΛͬͯ୭ʹ໎Λ͔͚ͳ͍ Feature Flag ͝ͱʹ؆୯ʹ URL Λൃߦ Pull Request Preview URL ͲΜͳʹޙΖଆͷ Microservice Ͱ ok Pull Request Λ࡞ͬͨΒͦΕ͕ Preview Ͱ͖Δ URL ͕ൃߦͰ͖Δ new-feature-released.dev.example.com Έ͍ͨͳ URL ͕؆୯ʹ࡞ΕΔ Virtual cluster ͷͯ͢ͷ request Λ local ʹૹͬͯେৎ ͔͠Ճͷܭࢉࢿݯ͕Ұ͍Βͳ͍ Photo by SpaceX on Unsplash Ԡ༻ͱಘΒΕͨମݧ
©2021 Wantedly, Inc. Telepresence ͠์ Virtual cluster ͰԿͰ͋Γ ࣗઐ༻ͷڥͩͱײ͡ΒΕΔ Telepresence
ͯ͠େৎ ڞ༗ΫϥελͰ͏ͱଞͷਓͷ request ٵ͍ࠐΉ όάͬͨͷΛىಈͯ͠େৎ https://speakerdeck.com/morux2/istio-integrated-telepresence?slide=33 Virtual ͳΒࣗͷ request ͚ͩͳͷͰ҆શ ͜ͷ༻్ʹ͍ͭͯલճͷൃද͕ৄ͍͠
©2021 Wantedly, Inc. Feature Flag ͝ͱʹ؆୯ʹ URL Λൃߦ αʔόʔͷҙͷڍಈΛ override
Ͱ͖Δج൫Λ͍࣋ͬͯͨ શͯͷ AB test ໌ࣔతʹ annotate ͨ͠ͷ Rails ͷ ҙͷHelper ͷҙͷ method X-Feature-Flags: {"name": "new_feature?": "enabled": true} Header ΛૹΓ͚ͭΔ͚ͩͰྑ͍ ൖ͞Ε͍ͯΔͷͰޙΖଆͷ microservice ͷڍಈม͑ΒΕΔ Assets ͚ͩखݩͷ webpack-dev-server Λ͏ ༗༻ͳ Debug πʔϧ AB test ͷಛఆͷ variant Ͱදࣔ͢Δ ϦϦʔεલͷػೳΛ৮Δ Host / Header มج൫ͱͯ͠ͷ Gateway Λ༗ޮར༻ https://speakerdeck.com/potsbo/wrap-every-method-with-just-one-line ؆୯ʹ Header ΛՃͰ͖Δ Chrome Extension Λ࡞͍ͬͯͨ
©2021 Wantedly, Inc. Feature Flag ͝ͱʹ؆୯ʹ URL Λൃߦ Gateway ͱ
integrate some.wantedly.com some-dev.wantedly.com new-feature-released.some-dev.wantedly.com ຊ൪ ։ൃ NEW!! Host / Header มج൫ͱͯ͠ͷ Gateway Λ༗ޮར༻ apiVersion: vsconfig.k8s.wantedly.com/v1beta1 kind: Fork metadata: name: new-feature-enabled namespace: wantedly spec: identifier: new-feature-enabled manager: fork-proxy-ambassador/default gatewayOptions: addRequestHeaders: x-feature-flags: '{"name": "new_feature?": "enabled": true}' Feature Flag Header Λૠೖ Resourceফඅ͕օແ Virtual Cluster ͍ग़͞ΕΔ ͜ͷͨΊ URL ͍ग़͞ΕΔ ͔͠͠৽نͷ pod Ұͳ͍
©2021 Wantedly, Inc. Pull Request Preview URL Microservice Ͱ Preview
Ͱ͖Δ ͲΜͳʹޙΖଆͷ Microservice Ͱ࣮ࡍͷ UI ͔Β࣮֬ʹ౸ୡͰ͖Δ ※·ͩͯ͠ͳ͍ͷͰΠϝʔδͰ͢… σβΠφͱͷ Review εϜʔζʹͳΔ Microservice ؔͳͯ͘ศར GitHub ͷ webhook ʹ߹Θͤͯ fork Λ࡞Δ͚ͩ
©2021 Wantedly, Inc. Pull Request Preview URL GitHub ͷ webhook
ʹ߹Θͤͯ fork Λ࡞Δ͚ͩ
©2021 Wantedly, Inc. ࠷ޙʹ༨ஊ ج൫ੵΈ্͛ Context Propagation ࣾڞ௨ϥΠϒϥϦ͕͔͋ͬͨΒ࡞Εͨ ൖͱͱ Feature
Flag ༻ͷج൫ͩͬͨͷΛ͍·Θͨ͠ Istio / Ambassador ͕ेݕূ͞ΕͯಋೖࡁΈͩͬͨ ݹ͍αʔϏεશͯ Kubernetes ʹҠߦ͖͍ͬͯͨ͠ Deployment Λ Copy ͢Δ CRD ͕࡞ࡁΈͩͬͨ શ෦ Terraform ͔ͩͬͨΒূ໌ॻ/DNSΛҰؾʹ૿ͤͨ …
©2021 Wantedly, Inc. Context Propagation Service Mesh Gateway Header Λൖ
Header Ͱ Routing Host Λ Header ʹม Կ͔ͱ͋Δͱศརͳ3ͭͷج൫ Photo by Alina Grubnyak on Unsplash
©2021 Wantedly, Inc. ʮCluster Copy ͱ͍͏நԽʯ͕͋Δͱ ։ൃϨϏϡʔQAָʹͳΔ ·ͱΊ ج൫ΛੵΈ্͍͛ͯ͜͏