Install Gitlab in Docker

Create gitlab folder

sudo su -

mkdir /opt/stacks/gitlab -p

cd /opt/stacks/gitlab

Create Compose file

nano compose.yaml

Put this in the file:

# docker-compose.yml
version: '3.7'
services:
  web:
    image: 'gitlab/gitlab-ce:latest'
    restart: always
    hostname: 'localhost'
    container_name: gitlab-ce
    environment:
      GITLAB_OMNIBUS_CONFIG: |
        external_url 'http://localhost'
    ports:
      - '8080:80'
      - '8443:443'
    volumes:
      - '$GITLAB_HOME/config:/etc/gitlab'
      - '$GITLAB_HOME/logs:/var/log/gitlab'
      - '$GITLAB_HOME/data:/var/opt/gitlab'
    networks:
      - gitlab
  gitlab-runner:
    image: gitlab/gitlab-runner:alpine
    container_name: gitlab-runner    
    restart: always
    depends_on:
      - web
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      - '$GITLAB_HOME/gitlab-runner:/etc/gitlab-runner'
    networks:
      - gitlab

networks:
  gitlab:
    name: gitlab-network

Create .env file

nano .env

Put this in the file

GITLAB_HOME=/opt/stacks/gitlab

Start Gitlab

docker compose up -d

docker-compose exec gitlab-runner gitlab-runner register

Bibliography

https://docs.gitlab.com/ee/install/docker/installation.html