GitHub Actions Runner 빌드 실전 적용기

#GithubActions #ArgoCD #CI/CD #KIC #Docker #Container

GitHub Actions Runner를 카카오엔터프라이즈 환경에 맞춰 적용하며 발생했던 이슈들과 그에 따른 Runner 환경 개선 사항들에 대해서
소개하고자 합니다.

발표자 : miguel.lee
카카오엔터프라이즈 기슬플랫폼팀 미겔입니다. 전사공통 DevOps 체계를 만들고 있습니다.

1. ੉୍࢚ miguel.lee ஠஠য়ূఠ೐ۄ੉ૉ GitHub Actions Runner ࠽٘ प੹ ੸ਊӝ if(kakao)2022 Copyright 2022. Kakao Corp. All rights reserved. Redistribution or public display is not permitted without written permission from Kakao.
2. GitHub ੉ҙҗ ׮নೠ ജ҃ GitHub Actions ӒܻҊ GitHub Actions Runner Docker in Docker vs Docker Out of Docker exit code 137 GitHub Custom Actions ҳഅ ೱറ ҅ദ
3. GitHub ੉ҙ ୨ ੉ҙ ؘ੉ఠ ௼ӝ : 185 GB ୨ ੉ҙ Org ѐࣻ : 172 ѐ ୨ ੉ҙ Repo ѐࣻ : 6,384 ѐ
4. ஠஠য়ਕ௼ kakaowork ஠஠য় i ௿ۄ਋٘ kakao i cloud ஠஠য় i ۄझ kakao i LaaS ஠஠য় i ழ֏౟ ࣃఠ kakao i connect Center ஠஠য় i ழ֏౟ స kakao i connect Talk ஠஠য় i ழ֏౟ ࠺ૉݫࣁ૑ kakao i connect Biz Message ஠஠য় i ழ֏౟ ۄ੉࠳ kakao i connect Live ׮নೠ ജ҃
5. ׮নೠ CI/CD بҳٜ
6. ೠ о૑ CI/CD بҳ݅ ࢎਊೡ ࣻח হਸө?
7. GitHub ੉ҙҗ ׮নೠ ജ҃ GitHub Actions ӒܻҊ GitHub Actions Runner Docker in Docker vs Docker Out of Docker exit code 137 GitHub Custom Actions ҳഅ Wrap up ߂ ೱറ ҅ദ
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23. GitHub ੉ҙҗ ׮নೠ ജ҃ GitHub Actions ӒܻҊ GitHub Actions Runner Docker in Docker vs Docker Out of Docker exit code 137 GitHub Custom Actions ҳഅ ೱറ ҅ദ
24. GitHub Events Workflows Jobs Steps Docker in Docker vs Docker Out of Docker ੌ߈੸ੋ Workflow GitHub Actions Runner
25. GitHub Events Docker in Docker vs Docker Out of Docker Containers in Workflows Workflows Jobs Steps GitHub Actions Runner
26. jobs: build-and-test: runs-on: k8s container: image: [IMAGE] services: redis: image: [REDIS_IMAGE] ports: - 6379 Docker in Docker vs Docker Out of Docker Containers in Workflows
27. jobs: build-and-test: runs-on: k8s container: image: [IMAGE] services: redis: image: [REDIS_IMAGE] ports: - 6379 Docker in Docker vs Docker Out of Docker Containers in Workflows container: image: [IMAGE]
28. Docker in Docker vs Docker Out of Docker Containers in Workflows jobs: build-and-test: runs-on: k8s container: image: [IMAGE] services: redis: image: [REDIS_IMAGE] ports: - 6379 services: redis: image: [REDIS_IMAGE] ports: - 6379
29. Docker in Docker vs Docker Out of Docker Containers in Workflows jobs: build-and-test: runs-on: k8s container: image: [IMAGE] services: redis: image: [REDIS_IMAGE] ports: - 6379
30. Docker in Docker vs Docker Out of Docker Containers in Workflows jobs: build-and-test: runs-on: k8s container: image: [IMAGE] services: redis: image: [REDIS_IMAGE] ports: - 6379
31. Docker in Docker Docker in Docker vs Docker Out of Docker Docker Host Create Runner Container Job Container Job Container %PDLFS Create Create (JU)VC
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32. Docker in Docker vs Docker Out of Docker ੌ߈੸ੋ ਕ௼೒۽਋ ೡ׼ Docker Host Create Runner Container %PDLFS Workflows Jobs Steps File System Mount (JU)VC
    
    "DUJPOT
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33. Docker in Docker vs Docker Out of Docker ஶప੉ցо ҳزغח ਕ௼೒۽਋ ೡ׼ Docker Host Create Runner Container Job Container1 %PDLFS Workflows Jobs Steps Job Container2 Create Create File System Mount ??? (JU)VC
    
    "DUJPOT
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34. var initProcessCgroup = File.ReadLines(“/proc/1/cgroup”); if (initProcessCgroup.Any{x => x.IndexOf(“:/docker/”, StringComparison.OrdinalIgnoreCase) >= 0}) { throw new NotSupportedException(“Container feature is not supported when runner is already running inside container.”); } Docker in Docker vs Docker Out of Docker Early container in GitHub Actions Runner
35. Docker in Docker vs Docker Out of Docker Early container in GitHub Actions Runner var initProcessCgroup = File.ReadLines(“/proc/1/cgroup”); if (initProcessCgroup.Any{x => x.IndexOf(“:/docker/”, StringComparison.OrdinalIgnoreCase) >= 0}) { throw new NotSupportedException(“Container feature is not supported when runner is already running inside container.”); } Docker in docker ૑ਗೞ૑ ঋ਺
36. Docker in Docker vs Docker Out of Docker Docker Out of Docker Docker Host Create Create Runner Container %PDLFS Mount Job Container Job Container Create Create (JU)VC
    "DUJPOT
    3VOOFS
37. Docker in Docker vs Docker Out of Docker Docker Host 3VOOFS Create Runner Container Job Container %PDLFS Create Create DinD (Docker in Docker) Docker Host 3VOOFS Create Create Runner Container %PDLFS Mount Job Container Create DooD (Docker out of Docker)
38. GitHub ੉ҙҗ ׮নೠ ജ҃ GitHub Actions ӒܻҊ GitHub Actions Runner Docker in Docker vs Docker Out of Docker exit code 137 GitHub Custom Actions ҳഅ ೱറ ҅ദ
39. Workflows SIGTERM SIGKILL Workflows exit code 137 exit code 137
40. Docker Host Create Create Runner Container %PDLFS Mount Job Container1 Job Container2 Create Create exit code 137 2ѐ੄ Job Container प೯ प೯઺ प೯઺ (JU)VC
    "DUJPOT
    3VOOFS
41. jobs: build-and-test: runs-on: k8s container: image: [IMAGE] services: redis: image: [REDIS_IMAGE] ports: - 6379 exit code 137 Clean up
42. public override void Initialize(IHostContext hostContext) { … _binPath = HostContext.GetDirectory(WellKnownDirectory.Bin); Trace.Info(“binPath: {0}”, _binPath); RootFolder = HostContext.GetDirectory(WellKnownDirectory.Root); Trace.Info(“RootFolder: {0}”, _RootFolder); … } exit code 137 initialize runner
43. public class DockerCommandManager : RunnerService, IDockCommandManager { … public override void Initialize(IHostContext hostContext) { base.Initialize(hostContext); DockerPath = WhichUtil.Which(“docker”, true, Trace); DockerInstanceLabel = IOUtil.GetSha256Hash(hostContext.GetDirectory(WellKnownDirectory.Root)).S ubstring(0, 6); } } exit code 137 DockerCommandManager - Initialize DockerInstanceLabel = IOUtil.GetSha256Hash(hostContext.GetDirectory(WellKnownDirectory.Root)).S ubstring(0, 6);
44. exit code 137 زੌೠ بழ ੋझఢझ ۨ੉࠶ Docker Host Create Create Runner Container %PDLFS Mount Job Container1 Job Container2 Create Create प೯઺ प೯઺ label=60e226 (JU)VC
    "DUJPOT
    3VOOFS
45. exit code 137 Clean up Docker Host Create Create Runner Container %PDLFS Mount Job Container1 Job Container2 Create Create प೯઺ प೯઺ label=60e226 (JU)VC
    "DUJPOT
    3VOOFS
46. Docker Host Create Create Runner Container %PDLFS Mount Job Container1 Job Container2 Create Create प೯઺ label=60e226 exit code 137 ஶప੉ց ъઁ ઙܐ ߊࢤ ъઁઙܐ (JU)VC
    "DUJPOT
    3VOOFS
47. exit code 137 ۽Ӓ୹۱
48. Docker Host Create Create Runner Container %PDLFS Mount Job Container1 Job Container2 Create Create प೯઺ प೯઺ unique_pod_name exit code 137 RUNNER_BINDIR ч ߸҃ RUNNER_BINDIR = RUNNER_BINDIR = unique_pod_name (JU)VC
    "DUJPOT
    3VOOFS
49. Docker Host Create Create Runner Container %PDLFS Mount Job Container1 Job Container2 Create Create प೯઺ प೯઺ fd26bd exit code 137 RUNNER_BINDIR ч ߸҃ RUNNER_BINDIR = RUNNER_BINDIR = 0cab5a (JU)VC
    "DUJPOT
    3VOOFS
50. GitHub ੉ҙҗ ׮নೠ ജ҃ GitHub Actions ӒܻҊ GitHub Actions Runner Docker in Docker vs Docker Out of Docker exit code 137 GitHub Custom Actions ҳഅ ೱറ ҅ദ
51. Workflow A 25࠙ GitHub Custom Actions ҳഅ ঘ࣌ ۞ց ࠽٘
52. Workflow A 25࠙ GitHub Custom Actions ҳഅ ঘ࣌ ۞ց ࠽٘
53. Workflow A 25࠙ GitHub Custom Actions ҳഅ ঘ࣌ ۞ց ࠽٘
54. ࠽٘ दрਸ ѐࢶೡ ࣻ হਸө?
55. GitHub Custom Actions ҳഅ GitHub Enterprise <3.5
56. 2022.1ਘ GitHub Actions بੑ GitHub 3.3.x ߡ੹ 2202.8ਘ GitHub 3.6-RC Release 2022.8ਘ GitHub 3.5.3 Upgrade 9ਘ kep-actions/cache ҳഅ GitHub Custom Actions ҳഅ ߡ੹ ఋ੐ۄੋ
57. Workflow A jobs: [JOB_NAME]: steps: - name: Gradle cache uses: kep-actions/cache@v1 id: cache with: path: | ~/.gradle/caches GitHub Custom Actions ҳഅ kep-actions/cache
58. 2. ࠽٘நद ؘ੉ఠ ੷੢ 3. ؘ੉ఠ ࠂਗ 1. ૑੿ػ ঘ࣌ ࢎਊ 4. ࠽٘ ࣘب ѐࢶ GitHub Custom Actions ҳഅ kep-actions/cache object storage 2. ࠽٘நद ؘ੉ఠ ੷੢ kakao i cloud File Storage minio GitHub Enterprise Workflow A
59. Workflow A 5࠙ kep- actions/ cache GitHub Custom Actions ҳഅ kep-actions/cache object storage kakao i cloud File Storage minio GitHub Enterprise
60. GitHub ੉ҙҗ ׮নೠ ജ҃ GitHub Actions ӒܻҊ GitHub Actions Runner Docker in Docker vs Docker Out of Docker exit code 137 GitHub Custom Actions ҳഅ ೱറ ҅ദ
61. ೱറ ҅ദ - Runner য়షझாੌ݂ ҳഅ - ࠽٘ ؀एࠁ٘ ҳഅ - CI ࠽٘दझమ ѐߊ
62. хࢎ೤פ׮.