Compose on Kubernetes をGKEで動かそう

Compose on Kuberenetes を GKEで動かしました。
それで得られた知見などをまとめています。

Event
- 2019/06/07 Cloud Native Kansai #03
- https://cnjp.connpass.com/event/127545/

Transcript

1. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
   Compose on
   Kubernetes を
   GKEで動かそう
   Cloud Native Kansai #03
   2019/06/07
   @masayuki14
   

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2. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
   Masaといいます
   もりさきまさゆき
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   @masayuki14
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   プロ主夫
   フリーランス (パートタイム)
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3. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
   このアイコン
   Follow me !!
   

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4. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
   自己紹介
   コミュニティ
   はんなりPython (第3金曜開催@京都)
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   OSS Gate (京都, 大阪, 東京)
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5. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
   スプーキーズ@京都
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6. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
   スプーキーズ@京都
   モクモクモック(もくもく会)
   テクテクテック(勉強会)
   2019/07 企画中
   ISUCONワークショップ - 速度改善
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7. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
   今日の話
   Compose on
   Kubernetesを
   GKEで動かそう
   

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8. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
   Compose on k8s
   Compose on Kubernetes
   allows you to deploy Docker
   Compose fles onto a
   Kubernetes cluster.
   [「https://github.com/docker/compose-on-
   kubernetes」より引用]
   

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9. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
   Compose on k8s
   docker-compose.ymlをk8sクラ
   スターにデプロイ
   ✓
   前回のLTで紹介
   ✓
   

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10. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    Docker Preferences
    

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11. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    docker-compose.yml
    version: '3.3'
    services:
    db:
    image: dockersamples/k8s-wordsmith-db
    words:
    image: dockersamples/k8s-wordsmith-api
    deploy:
    replicas: 5
    web:
    image: dockersamples/k8s-wordsmith-web
    ports:
    - "33000:80"
    

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12. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    ローカルで実行
    $ docker stack deploy \
    -c docker-compose.yml \
    --orchestrator=kubernetes \
    kubesample
    

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13. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    ローカルで実行
    $ docker stack deploy -c docker-compose.yml --orchestrator=kubernetes kubesample
    Waiting for the stack to be stable and running...
    words: Ready [pod status: 2/5 ready, 3/5 pending, 0/5 failed]
    web: Ready [pod status: 1/1 ready, 0/1 pending, 0/1 failed]
    db: Ready [pod status: 1/1 ready, 0/1 pending, 0/1 failed]
    Stack kubesample is stable and running
    $ kubectl get pods
    NAME READY STATUS RESTARTS AGE
    db-79b45689db-f49f6 1/1 Running 0 4m
    web-6b56cf97b9-2rbwg 1/1 Running 0 4m
    words-6d654698d5-49l8g 1/1 Running 0 4m
    words-6d654698d5-b9pf7 1/1 Running 0 4m
    words-6d654698d5-fmp9f 1/1 Running 0 4m
    words-6d654698d5-xhvfn 1/1 Running 0 4m
    words-6d654698d5-z6zsf 1/1 Running 0 4m
    

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14. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    Compose on k8s
    Deploy on GKE
    

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15. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    Install
    

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16. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    Run
    $ kubectl config use-context gke_beta-4...
    $ docker stack deploy \
    -c docker-compose.yml \
    --orchestrator=kubernetes \
    kubesample
    failed to find a Stack API version
    

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17. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    結果
    動かない!!
    おしまい!!
    

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18. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    Issue 作成
    Contribute
    

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19. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    返信なし
    同じ問題に困ってる人はいた
    ✓
    どうしよう(いまここ)
    ✓
    

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20. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    わかったこと
    本を読もう
    ✓
    レジストリ使おう
    ✓
    Docker/CLI 最新版必要
    ✓
    GCP $300 トライアル
    ✓
    コントリビュートしよう
    ✓
    動かすことで理解が深まる
    ✓
    

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21. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    本を読もう
    

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22. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    本を読もう
    docker, compose, swarm
    順序よく学べる
    ✓
    ✓
    GCP まわりもわかる
    gcloud
    ✓
    kubectl
    ✓
    ✓
    

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23. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    本を読もう
    Webの情報では不十分
    ✓
    入門書として良い
    ✓
    時間を買うと思えば安い
    ✓
    

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24. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    レジストリ使おう
    Docker Compose
    build できる
    ✓
    ✓
    Compose on k8s
    build できない
    ✓
    ✓
    

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25. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    レジストリ使おう
    docker-compose.yml
    services:
    app:
    build:
    context: ./app
    dockerfile: Dockerfile
    build できない
    

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26. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    レジストリ使おう
    docker-compose.yml
    services:
    app:
    image: localhost:5000/sample/app
    レジストリを指定
    

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27. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    レジストリ使おう
    Dockerレジストリサービス
    Docker Hub
    ✓
    Quay
    ✓
    

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28. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    レジストリ使おう
    コンテナでローカルレジストリ
    $ docker run \
    -v $(pwd)/registry:/var/lib/registry \
    -p 5000:5000 \
    registry:latest
    

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29. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    レジストリ使おう
    build & push
    $ ls
    Dockerfile
    $ docker build -t localhost:5000/sample/app .
    $ docker push localhost:5000/sample/app
    

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30. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    レジストリ使おう
    tag & push
    $ docker tag app localhost:5000/sample/app
    $ docker push localhost:5000/sample/app
    

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31. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    Docker/CLI 最新版必要
    Important: You will need a
    custom build of Docker CLI to
    deploy stacks onto GKE. The
    build must include this PR
    which has been merged onto
    the master branch.
    [「https://github.com/docker/compose-on-
    kubernetes/blob/master/docs/install-on-gke.md」よ
    り引用]
    

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32. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    Docker/CLI 最新版必要
    $ docker version
    stable
    18.09.2
    ✓
    ✓
    requirement
    19.03 <=
    ✓
    ✓
    

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33. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    Docker/CLI 最新版必要
    $ git clone git@github.com:docker/cli.git
    $ cd cli
    $ make -f docker.Makefile binary
    $ make -f docker.Makefile cross
    $ ./build/docker-darwin-amd64 version
    

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34. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    Docker/CLI 最新版必要
    19.03 is comming soon.
    

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35. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    GCP $300 トライアル
    いまなら1年間$300まで使い放題
    

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36. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    GCP $300 トライアル
    

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37. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    コントリビュートしよう
    困ったことはIssueにあげる
    返事があるとは限らない
    ✓
    ✓
    バグレポート
    ✓
    

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38. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    コントリビュートしよう
    解決したらPullRequest
    ✓
    ドキュメントの改善
    ハードルが低い
    ✓
    ✓
    

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39. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    動かすことで理解が深まる
    GCP
    はじめての利用
    ✓
    ✓
    Kubernetes
    仕組み
    ✓
    Manifest
    ✓
    Resources
    ✓
    ✓
    

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40. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    動かすことで理解が深まる
    commands
    kubectl
    ✓
    docker
    ✓
    gcloud
    ✓
    ✓
    

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41. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    さいごに
    To be
    continued!!
    

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42. Compose on Kubernetes をGKEで動かそう - Cloud Native Kansai #03 Powered by Rabbit 2.2.1
    さいごに
    ありがとう
    ございました
    

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