services:
  gitlab:
    image: gitlab/gitlab-ce:latest
    container_name: gitlab
    restart: always
    hostname: "gitlab.example.com"
    environment:
      GITLAB_OMNIBUS_CONFIG: |
        # Add any other gitlab.rb configuration here, each on its own line
        external_url 'http://gitlab.example.com:8929'
        gitlab_rails['gitlab_shell_ssh_port'] = 2424
    ports:
      - "${HTTP_PORT}:80"
      - "${HTTPS_PORT}:443"
      - "${SSH_PORT}:22"
    volumes:
      - "/path/to/gitlab/config:/etc/gitlab"
      - "/path/to/gitlab/logs:/var/log/gitlab"
      - "/path/to/gitlab/data:/var/opt/gitlab"
    shm_size: "2gb"