Docker outside of Doodo를 통한 GiitLab-cI

골대

감상

구성도

tree

.
├── .build
│   ├── build.cmd
│   ├── docker-compose.yml
│   ├── .env
│   └── .project-items 👀
│       ├── app.php # DB接続情報等
│       └── createdb.sql
│
├── app.src
│   ├── config
│   │   └── app.php 👀
│   └── webroot
├── docker
│   ├── build
│   │   ├── cake_app
│   │   │   └── Dockerfile
│   │   └── cake_nginx
│   │       └── Dockerfile
│   ├── config
│   │   └── nginx
│   │       └── default.conf
│   ├── postgres-dump
│   └── sh
│       └── postgres
│           └── docker-entrypoint-initdb.d
│               └── init.sh # docker-compose up 時に実行される
│
└── shared_サーバ配置用 # CI実行前に GitLab サーバに配置しておく。

준비(GitLab에서 실행되는 서버)

/shared
└── kubolab
   └── tms
       └── .project-items
           └── app.php      #DB接続情報等
           └── createdb.sql #DB初期データ

$ docker run -d --name gitlab-runner-dd --restart always \
    -v /srv/gitlab-runner-dd/config:/etc/gitlab-runner \
    -v /var/run/docker.sock:/var/run/docker.sock \
    gitlab/gitlab-runner:latest

# GitLab-Runner コンテナに入って実行
$ docker exec -it gitlab-runner-dd bash

# docker をインストール
$ curl -sSL https://get.docker.com/ | sh
# docker グループに追加
$ usermod -aG docker gitlab-runner

$ gitlab-runner register -n \
    --url http://172.17.0.1/ \
    --registration-token ★メモしたToken \
    --executor docker \
    --docker-image "docker:stable" \
    --docker-volumes /var/run/docker.sock:/var/run/docker.sock \
    --docker-volumes /shared-builds/kubolab/tms:/builds/kubolab/tms \
    --docker-volumes /shared/kubolab/tms/.project-items:/gitlab-runner-dd/.project-items \
    --tag-list app-build \
    --clone-url = "http://192.168.100.201"

gitlab-ci.yml

stages:
  - doodbuild
variables:
  GIT_STRATEGY: fetch
doodbuild:
  stage: doodbuild
  variables:
    SHARED_BUILDS_DOCKER_DIR: /shared-builds/$CI_PROJECT_PATH
    SHARED_DATA_DIR: /shared/$CI_PROJECT_PATH
  image: docker:stable
  script:
    - cp -pf /gitlab-runner-dd/.project-items/app.php $CI_PROJECT_DIR/app.src/config
    # このコンテナ (gitlab-runner) に docker-compose をインストール
    - apk update && apk add docker-compose
    - docker-compose -f ./.build/docker-compose.yml down
    # Dockerfile に手を加えたら build しなおす
    #- docker-compose -f ./.build/docker-compose.yml down --rmi all --volumes
    #- docker-compose -f ./.build/docker-compose.yml build --no-cache
    - docker-compose -f ./.build/docker-compose.yml up -d
    # アプリに必要なパッケージをインストール
    - docker exec cake_app sh -c "cd /var/www/app && composer install"
  #only:
    #- master
  tags:
    - app-build

docker-compose.yml

version: '3'
services:
  web:
    container_name: cake_nginx
    build:
      context: ..
      dockerfile: docker/build/cake_nginx/Dockerfile
    volumes:
      - $SHARED_BUILDS_DOCKER_DIR/app.src:/var/www/app
      - $SHARED_BUILDS_DOCKER_DIR/docker/config/nginx/default.conf:/etc/nginx/conf.d/default.conf:ro
      - $SHARED_DATA_DIR/nginx_log:/var/log/nginx
    depends_on:
      - app
    ports:
      - 10080:80
    networks:
      vpcbr:
        ipv4_address: 172.26.0.2
  app:
    container_name: cake_app
    build:
      context: ..
      dockerfile: docker/build/cake_app/Dockerfile
    volumes:
      - $SHARED_BUILDS_DOCKER_DIR/app.src:/var/www/app
    networks:
      vpcbr:
        ipv4_address: 172.26.0.3
  db:
    container_name: cake_postgres
    image: postgres:10.3-alpine
    ports:
      - 5432:5432
    volumes:
      - $SHARED_BUILDS_DOCKER_DIR/docker/data/postgres:/var/lib/postgresql
      # DB作成スクリプトを配置
      - $SHARED_BUILDS_DOCKER_DIR/docker/sh/postgres/docker-entrypoint-initdb.d/init.sh:/docker-entrypoint-initdb.d/init.sh
      - $SHARED_DATA_DIR/.project-items/createdb.sql:/tmp/createdb.sql:ro
    environment:
      POSTGRES_USER: $TMS_POSTGRES_USER
      POSTGRES_PASSWORD: $TMS_POSTGRES_PASSWORD
      POSTGRES_DUMP_FILE_DIR: /tmp
    networks:
      vpcbr:
        ipv4_address: 172.26.0.4
networks:
  vpcbr:
    ipam:
      driver: default
      config:
      - subnet: 172.26.0.0/24

    environment:
      POSTGRES_USER: $TMS_POSTGRES_USER
      POSTGRES_PASSWORD: $TMS_POSTGRES_PASS

기타 파일(Docker file 등)

확인

재구성도(상세판)

덤

환경 구축의 어려움

문제: 용기 내에서 실행되는 케이스는 Permission denied로 실행할 수 없습니다.

  $ git update-index --add --chmod=+x {filepath}

# GitLab サーバで (設定ファイルが残るので削除しておく)
docker exec -it gitlab-runner-dd bash
rm -f /etc/gitlab-runner/config.toml
exit

docker ps -aq | xargs docker rm -f
docker images -aq | xargs docker rmi
docker volume rm $(docker volume ls -qf dangling=true)
docker network rm XXX_vpcbr

for /f "usebackq" %x in (`docker ps -aq`) do docker rm -f %x
for /f "usebackq" %x in (`docker images -q`) do docker rmi %x
for /f "usebackq" %x in (`docker volume ls -q`) do docker volume rm %x
docker network rm XXX_vpcbr

cd .build
docker-compose down --rmi all --volumes
docker rm -f $(docker ps -aq)
docker rmi -f $(docker images -aq)
docker network rm XXX_vpcbr