Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Adventure around Kubernetes at Chatwork
Search
Ryo Sakamoto
January 23, 2020
Technology
5
7.9k
Adventure around Kubernetes at Chatwork
Ryo Sakamoto
January 23, 2020
Tweet
Share
More Decks by Ryo Sakamoto
See All by Ryo Sakamoto
いろいろなAWSアカウントのArgo CDを統合した話
cwsakamoto
1
1k
ArgoCDとGitHub Self Hosted Runnerを使って リリース時間を1/4にした話
cwsakamoto
0
2.3k
チャットワークにおけるKubernetesOnAWS.pdf
cwsakamoto
0
93
チャットワークにおけるKubernetesOnAWS.pdf
cwsakamoto
0
87
Kubernetes on AWS at Chatwork
cwsakamoto
0
1.8k
Other Decks in Technology
See All in Technology
スプリントレトロスペクティブはチーム観察の宝庫? 〜チームの衝突レベルに合わせたアプローチ仮説!〜
electricsatie
1
150
なぜスクラムはこうなったのか?歴史が教えてくれたこと/Shall we explore the roots of Scrum
sanogemaru
1
410
JavaScript 研修
recruitengineers
PRO
6
1.4k
ヒューリスティック評価を用いたゲームQA実践事例
gree_tech
PRO
0
440
実践AIガバナンス
asei
3
300
オブザーバビリティが広げる AIOps の世界 / The World of AIOps Expanded by Observability
aoto
PRO
0
260
Function Body Macros で、SwiftUI の View に Accessibility Identifier を自動付与する/Function Body Macros: Autogenerate accessibility identifiers for SwiftUI Views
miichan
2
150
Figma + Storybook + PlaywrightのMCPを使ったフロントエンド開発
yug1224
10
3.6k
Jaws-ug名古屋_LT資料_20250829
azoo2024
3
220
生成AI時代に必要な価値ある意思決定を育てる「開発プロセス定義」を用いた中期戦略
kakehashi
PRO
1
250
MCPで変わる Amebaデザインシステム「Spindle」の開発
spindle
PRO
3
2.3k
バッチ処理で悩むバックエンドエンジニアに捧げるAWS Glue入門
diggymo
3
110
Featured
See All Featured
BBQ
matthewcrist
89
9.8k
How STYLIGHT went responsive
nonsquared
100
5.8k
The Cost Of JavaScript in 2023
addyosmani
53
8.9k
No one is an island. Learnings from fostering a developers community.
thoeni
21
3.4k
ピンチをチャンスに:未来をつくるプロダクトロードマップ #pmconf2020
aki_iinuma
126
53k
The Art of Delivering Value - GDevCon NA Keynote
reverentgeek
15
1.6k
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
stephaniewalter
284
13k
Easily Structure & Communicate Ideas using Wireframe
afnizarnur
194
16k
Helping Users Find Their Own Way: Creating Modern Search Experiences
danielanewman
29
2.8k
The Straight Up "How To Draw Better" Workshop
denniskardys
236
140k
The Myth of the Modular Monolith - Day 2 Keynote - Rails World 2024
eileencodes
26
3k
Save Time (by Creating Custom Rails Generators)
garrettdimon
PRO
32
1.5k
Transcript
,VCFSOFUFTΛΊ͙Δݥ +"846(ίϯςφࢧ෦ $IBUXPSL43&νʔϜࡔຊ
© Chatwork ࣗݾհ 2 ▸ ࡔຊ ྒ (͔͞ͱɹΓΐ͏) ▸ Chatwork
SREΤϯδχΞ ▸ ϥϯχϯάΤϯδχΞ ▸ ϑϧϚϥιϯ͕Α͏͘3࣌ؒ17͙Β͍(20193݄) ▸ 2019ͷߦڑ2700km͙Β͍ ▸ NY- LA4000kmͳͷͰ, ೦ͳ͕ΒΞϝϦΧԣஅͰ͖ͣ
▸ ϏδωενϟοταʔϏε ▸ άϧʔϓνϟοτɺλεΫཧɺ ϑΝΠϧڞ༗ɺϏσΦɾԻ௨ ▸ ಋೖاۀ 246,000 ࣾ (201912݄ݱࡏ)
© Chatwork ΞδΣϯμ 4 ▸ ChatworkͷKubernetesͷྺ࢙ΛৼΓฦΓͳ͕Βݱࡏͷӡ༻ʹ͍ͭͯ ▸ ྺ࢙ ▸ ӡ༻πʔϧ
▸ ChatworkͷKubernetes CI/CD
© Chatwork ҙ 5 Fargateͷ͋Γ·ͤΜ
© Chatwork લఏ$IBUXPSLͷ,VCFSOFUFTར༻ܗଶ 6 ▸ Ϛϧνςφϯτ ▸ ΫϥελࣗମSRE͕࡞Δ ▸ ཧܥΞϓϦέʔγϣϯ(Datadog,
Fluentd ͳͲ) -> SRE ▸ αʔϏεΞϓϦέʔγϣϯ -> DevνʔϜ
© Chatwork $IBUXPSLͷ,VCFSOFUFTͷྺ࢙ 7 ▸ ಋೖ2016 ▸ ࠷ॳͷProductionͷόʔδϣϯ1.5 ▸ ϝοηʔδϯάγεςϜͷ৽ϓϩδΣΫτ
▸ AWS Summit Tokyo 2017 Ͱൃද ▸ ͦͷޙԿ͔ΫϥελҠߦ(όʔδϣϯΞοϓ)Λͭͭ͠ɺݱࡏʹࢸΔ ▸ ࣗલKubernetes, EKSͷࠞ߹ঢ়ଶ
© Chatwork &,4ͷಋೖ 8 ▸ EKSར༻લkube-awsͱ͍͏ͷΛར༻ͯ͠, ࣗલͰϗεςΟϯά ▸ https://github.com/kubernetes-incubator/kube-aws ▸
EKSͷొʹΑΓkube-awsͷϢʔβݮ… ▸ ࡉ͔͍ػೳʹόά͕ଟ͘, దٓPRରԠͭͭࣗ͠લύονӡ༻ ▸ EKSࣗମίϯτϩʔϥʔ෦͚ͩͰ, ͍ʹ͍͘ͳ͊…ͱϓϨϏϡʔͰ ࢥ͍͕ͬͯͨeksctlʹΑΓͦ͏͍͏ͱ͜Ζ͕·Δͬͱָʹ
© Chatwork FLTDUMͱLVCFBXTͷൺֱ 9 ▸ eksctl ▸ ։ൃ͕ૣ͍ ▸ جຊతʹΫϥελͷߏupdateͰ͖ͳ͍
▸ ϊʔυάϧʔϓͷઃఆมߋΛ͍ͨ͠߹ɺ৽ن࡞ɾچϊʔυά ϧʔϓআ ▸ ϊʔυάϧʔϓͷߏΛࢼ͍ͯ͠Δͱ͖ͪΐͬͱखؒ
ΦϑΟγϟϧͳͷͰɺEKS৽͍͠ػೳେମAWSͷൃදͱಉ࣌ʹରԠ͞Ε͍ͯΔ
© Chatwork FLTDUMͱLVCFBXTͷൺֱ 11 ▸ kube-aws ▸ ΫϥελͷߏupdateՄೳ ▸ ϊʔυάϧʔϓͷઃఆมߋΛ͍ͨ͠߹ɺچϊʔυάϧʔϓ͔Β
ϩʔϦϯάΞοϓσʔτ(CloudFormationͷupdateͳͷͰ...) ▸ EKSΛར༻͢ΔͷͰͳ͘, controller, etcdؚΊͯ࡞ ▸ ੜKubernetesͳͷͰɺΧελϚΠζੑ͔ͳΓߴ͍ ▸ KubernetesͷઃఆϑΝΠϧ͕େͳyamlʹͳΔ(Productionͷ686ߦ)
© Chatwork FLTDUMͱLVCFBXTͷൺֱ 12 ▸ ظతʹݟΔͱ, eksctlͷ΄͏͕ϝϦοτେ͖͍ ▸ Ϣʔβೝূ͕iamͰͰ͖ͨΓ, podʹiam
roleΛ͚ΒΕͨΓ, eksͦͷͷ ͷϝϦοτେ͖͍ ▸ iam role for podͱͯخ͍͠ ▸ kube2iam, kiam, kube-aws-iam-controllerͯ͢ӡ༻͖ͯͨ͠ܦݧ ▸ ͜Ε͜ΕͰखܰ͋͞Δ͚ΕͲ
ΫϥελΛ࡞Δ͚ͩͳΒ͜ΕͰOK ͔͠͠ɾɾ
© Chatwork ,VCFSOFUFTͷӡ༻Ͱେมͳ͜ͱ 14 ▸ Kubernetes version up 3ϲ݄ʹ1ճ
▸ ͯ͢ʹै͠ͳ͍ͱͯ͠, ʹ1ճ͙Β͍version up ▸ test, stg, productionڥͷ࡞Γม͑ɺσϓϩΠ͕සൃʂ ▸ EKSʹϩʔϦϯάΞοϓάϨʔυ͋Δ͚ΕͲ.... ▸ खಈ(υΩϡϝϯτରԠ)Ͱӡ༻ෛՙ͕ߴ͗͢Δ
͜ΕΛΓӽ͑Δӡ༻ɾΈ͕ඞཁ
© Chatwork ,VCFSOFUFTͷӡ༻Λࢧ͑Δπʔϧͨͪ 16 ▸ eksctl (kube-aws) ▸ Ϋϥελࣗମ͜ΕͰ࡞ ▸
Variant ▸ https://github.com/mumoshu/variant ▸ helm, helmfile ▸ https://github.com/roboll/helmfile
© Chatwork 7BSJBOU 17 ▸ task runner ▸ eksctlͳͲͷίϚϯυΛϥοϓ͢Δ ▸
wrapper shellͰ͍͍͕ɺͪ͜ΒyamlͰॻ͚ͯɺύϥϝʔλͳͲͷࢦ ఆΓ͍͢ ▸ dockerϕʔεͷtask runner͕ఆٛͰ͖ɺڥґଘΛݮΒͤΔ ▸ ڥͱίϚϯυΛηοτʹͰ͖Δ
© Chatwork FLTDUM͚ͩͰͳͥͩΊͳͷ͔ 18 ▸ eksctl͚ͩͰेͳ߹ଟ͍ ▸ ͱΓ͋͑ͣࢼݧڥΛىಈͤ͞ΔʹίϚϯυ͚ͩͰे ▸ ͨͩ͠ࡉ͔͍ઃఆΛ͠Α͏ͱ͢Δͱ,
ϑΝΠϧͰͷઃఆͷ΄͏ָ͕ ▸ sampleҎ֎ͷυΩϡϝϯτͳ͍ͷͰ, ҙ ▸ https://github.com/weaveworks/eksctl/blob/master/pkg/apis/eksctl.io/ v1alpha5/types.go ͔Β୳͔͢͠ͳ͍ͱ͖͋Δ ▸ ઃఆΛͤΔVariantͰϥοϓͯ͠, eksctl༻ઃఆϑΝΠϧͷΛஔ
# Ϋϥελ໊ # αϒωοτ # cluster-autoscalerͷiam roleͭ͘Δ # eksຊମ(ϊʔυάϧʔϓআ͘)ͷeksctlͷઃఆϑΝΠϧ
© Chatwork FLTDUM͚ͩͰͳͥͩΊͳͷ͔ 20 ▸ Ϋϥελ࡞Δ͚ͩͳΒ, ୯ମར༻Ͱ͍͚ͳ͘ͳ͍ ▸ FluxͩΕ͕ೖΕΔͷɺͷରԠ ▸
Flux ... GitOps tool ޙड़͠·͢ ▸ GitOpsͰઃఆͷөΞϓϦέʔγϣϯͷσϓϩΠΛ͢Δ ▸ Ͱ, GitOpsΛ࣮ݱ͢ΔͨΊͷπʔϧҰମ୭͕ೖΕΔͷ͔...! ▸ GitOps Kubernetes෦ʹ࣮ݱ͢ΔͨΊͷΞϓϦέʔγϣϯ͕͍Δ
© Chatwork 21 ▸ eksctlίϚϯυͰFluxΛ͍ΕΔ͜ͱՄೳ ▸ υΩϡϝϯτϕʔεͰରԠͰ͖Δ͕ɺԼهͷϑϩʔΛ·ͱΊ͍ͨ ▸ eksctlͷઃఆϑΝΠϧ࡞ ▸
eksctl create cluster ▸ eksctl enable repo ... (Fluxͷinstall) ▸ ͜ΕΒΛvariantͰλεΫ੍ޚ(Infrastructure as codeͷҰ) FLTDUM͚ͩͰͳͥͩΊͳͷ͔
© Chatwork 22 FLTDUMΛ7BSJBOUͰXSBQͨ݁͠Ռ ͜Ε͚ͩͰEKSڥOK https://en.wikipedia.org/wiki/Achlis EKS࡞ίϚϯυΛachlisͱ໋໊
© Chatwork ,VCFSOFUFTͷӡ༻Ͱେมͳ͜ͱ 23 ▸ Kubernetes version up 3ϲ݄ʹ1ճ
▸ ͯ͢ʹै͠ͳ͍ͱͯ͠, ʹ1ճ͙Β͍version up ▸ test, stg, productionڥͷ࡞Γม͑ɺσϓϩΠ͕සൃʂ ▸ EKSʹϩʔϦϯάΞοϓάϨʔυ͋Δ͚ΕͲ.... ▸ खಈ(υΩϡϝϯτରԠ)Ͱӡ༻ෛՙ͕ߴ͗͢Δ
͜͜·ͰKubernetesࣗମͷߏங ͔͜͜ΒKubernetes෦ͷߏங
© Chatwork 25 ▸ https://toris.io/2019/12/what-i-think-about-when-i-think-about-kubernetes- and-ecs/ ▸ (ͳΜ͔ଜ্य़थͷλΠτϧͬΆ͍...) ▸ EKSϚωʔδυͰ͕͢ɺϚωʔδϝϯτίϯιʔϧͰ࡞͚ͨͩ͠Ͱ
΄΅ԿͰ͖·ͤΜ ▸ ϊʔυάϧʔϓ(࣮ࡍʹίϯςφ͕ಈ͘ڥ)Λ࡞ͬͯɺ·ͩϩάૹΕ ͣɺϝτϦΫεݟΕͣɺͰ͢ ▸ ͳͷͰɺEKSͰཧܥͷΞϓϦέʔγϣϯ(ex. Datadog)ͷӡ༻͕ඞਢ &$4ͱͷҧ͍
© Chatwork IFMN IFMNpMF 26 ▸ helm ▸ The package
manager for Kubernetes ▸ KubernetesʹΞϓϦέʔγϣϯΛೖΕΔࡍʹɺඞཁͳͷΛύοέʔδ Խͯ͠ɺೖΕͯ͘ΕΔπʔϧ ▸ ChatworkͰ΄ͱΜͲΞϓϦέʔγϣϯΛHelmΛར༻ͯ͠σϓϩΠ ▸ Chartࣗମڥʹґଘ͠ͳ͍ʂ ▸ σϓϩΠͷ࠶ݱੑ(ࣗલKubernetes(kube-aws) -> EKSͰͦͷ··)
© Chatwork IFMN IFMNpMF 27 ▸ helmfile ▸ helm chartΛͲ͏ͬͯద༻͢Δͷ͔Λએݴతʹॻ͚Δ
▸ helmͰσϓϩΠ͢ΔࡍͷΞϓϦέʔγϣϯͷઃఆɺhelmίϚϯυ ͷΦϓγϣϯͳͲΛҰׅͰهࡌ͠ɺhelmͰσϓϩΠͰ͖Δπʔϧ ▸ https://github.com/helm/charts/tree/master/stable ▸ ͍ΖΜͳΞϓϦέʔγϣϯͷhelm chart ▸ https://developers.freee.co.jp/entry/2019/12/03/122657
© Chatwork ͳͥIFMNpMF͕ඞཁͳͷ͔ 28 ▸ ΞϓϦέʔγϣϯ͝ͱʹ͍͍ͨΦϓγϣϯ(લॲཧ)͕มΘΔ ▸ ྫ͑)ΞϓϦέʔγϣϯಉ࢜Ͱґଘؔͷ͋Δͷ, ͳͲ ▸
helmͷઃఆϑΝΠϧ͕ڥ͝ͱ(test, stg, prod)ͰมΘΔ ▸ ྫ͑)AWSͷΞΧϯτ͝ͱʹҧ͏, ϩάͷు͖ग़͠ઌ͕ҧ͏ ▸ go template ͑ΔͷͰ, helmͷઃఆΛಈతʹੜ͢Δ͜ͱՄೳ ▸ ChatworkͰɺ͞ΒʹVariantͰhelmfileΛแΈࠐΈ
© Chatwork 29 IFMNpMF IFMN Λ7BSJBOUͰXSBQͨ݁͠Ռ ͜Ε͚ͩͰKubernetes෦OK
© Chatwork 30 ͍Ζ͍Ζ7BSJBOUͰXSBQͨ݁͠Ռ
© Chatwork ,VCFSOFUFTͷӡ༻Ͱେมͳ͜ͱ 31 ▸ Kubernetes version up 3ϲ݄ʹ1ճ
▸ ͯ͢ʹै͠ͳ͍ͱͯ͠, ʹ1ճ͙Β͍version up ▸ test, stg, productionڥͷ࡞Γม͑ɺσϓϩΠ͕සൃʂ ▸ EKSʹϩʔϦϯάΞοϓάϨʔυ͋Δ͚ΕͲ.... ▸ खಈ(υΩϡϝϯτରԠ)Ͱӡ༻ෛՙ͕ߴ͗͢Δ
͜͜·ͰKubernetesӡ༻ ͔͜͜ΒCI/CD
© Chatwork ,VCFSOFUFTͷӡ༻ͰҰ൪େมͳ͜ͱ 33 ▸ Kubernetes version up 3ϲ݄ʹ1ճ
▸ ͯ͢ʹै͠ͳ͍ͱͯ͠, ʹ1ճ͙Β͍version up ▸ test, stg, productionڥͷ࡞Γม͑ɺσϓϩΠ͕සൃʂ ▸ EKSʹϩʔϦϯάΞοϓάϨʔυ͋Δ͚ΕͲ.... ▸ खಈ(υΩϡϝϯτରԠ)Ͱӡ༻ෛՙ͕ߴ͗͢Δ
© Chatwork ,VCFSOFUFTڥͷ$*$% 34 ▸ KubernetesͰͷCI/CD ▸ αʔϏεͷΞϓϦέʔγϣϯ ▸ Concourse
CIΛར༻ͯ͠CI/CD ▸ ͯ͢ΛyamlܗࣜͷpipelineͰఆٛͰ͖Δπʔϧ
© Chatwork ,VCFSOFUFTڥͷ$*$% 35 ▸ ࠔͬͨ ▸ CIͳΓϩʔΧϧ͔ΒσϓϩΠ͢Δ߹, ςϯϓϨʔτԽ͍ͯ͠Δͱͯ͠ ɺΫϥελ͕Ͱ͖Δͨͼʹ͖ઌΛม͑Δඞཁ͕͋Δ
▸ ͦͦαʔϏεΞϓϦͷσϓϩΠΛߦ͏Concourse CIࣗΛͲ͜Ͱӡ ༻͢Δͷ͔
© Chatwork (JU0QTʂ 36 https://www.weave.works/technologies/gitops/
© Chatwork (JU0QTʂ!$IBUXPSL 37 Argoͷ෦·ͩରԠͰ͖͍ͯͳ͍
© Chatwork $IBUXPSLͷ(JU0QTߏ 38 ▸ Flux + Argo CDͷϋΠϒϦουߏ ▸
Flux ▸ ѻ͑ΔͷݪଇmanifestͷΈͰ, 1flux - 1repo - 1branch ▸ Argo CDࣗͷΠϯετʔϧnamespace, aws-auth(eksಠࣗ)ͳͲ manifestద༻Ͱ͋·Γมߋ͕ͳ͍ͷ ▸ Argo CD ▸ GUI͕͋ͬͨΓ, helmʹରԠ͍ͯͨ͠Γɺͱػೳ͕ଟ͍͍͘͢
© Chatwork $IBUXPSLͷ(JU0QTߏ 39 ▸ αʔϏεͷΞϓϦέʔγϣϯ͚ͩͰͳ͘ɺཧܥͷΞϓϦͷΞϓϦέʔ γϣϯGitOpsͰద༻͢Δํࣜʹมߋ༧ఆ ▸ Kubernetes͕Ͱ͖ΔͱɺඞཁͳΞϓϦέʔγϣϯͯ͢উखʹೖ͍ͬͯ Δঢ়ଶ
▸ αʔϏεͷΞϓϦέʔγϣϯʹؔͯͪ͠ΖΜΓସ͑ͳͲ͕ඞཁ
© Chatwork (JU0QTΛΊ͙Δڥ 40
© Chatwork ,VCFSOFUFTͷӡ༻Ͱେมͳ͜ͱ 41 ▸ Kubernetes version up 3ϲ݄ʹ1ճ
▸ ͯ͢ʹै͠ͳ͍ͱͯ͠, ʹ1ճ͙Β͍version up ▸ test, stg, productionڥͷ࡞Γม͑ɺσϓϩΠ͕සൃʂ ▸ EKSʹϩʔϦϯάΞοϓάϨʔυ͋Δ͚ΕͲ.... ▸ खಈ(υΩϡϝϯτରԠ)Ͱӡ༻ෛՙ͕ߴ͗͢Δ
© Chatwork ·ͱΊ 42 ▸ Chatworkʹ͓͚ΔKubernetesͷӡ༻(ߏங) ▸ eksctl, variant, helm,
helmfile ▸ GitOpsߏ ▸ EKSɺֹʂ