Self-Registration of GitLab Runners within Rancher

docker-compose.yml

version: '2'
services:
  gitlab-runner-config:
    image: gitlab/gitlab-runner:alpine
    stdin_open: true
    volumes:
    - /etc/gitlab-runner/
    tty: true
    command:
    - register
    - -n
    - --url
    - <GITLAB URL>
    - --registration-token
    - <REGISTRATION TOKEN>
    - --executor
    - docker
    - --description
    - Rancher Docker Runner
    - --docker-image
    - docker:latest
    - --docker-volumes
    - /var/run/docker.sock:/var/run/docker.sock
    labels:
      io.rancher.container.pull_image: always
      io.rancher.container.start_once: 'true'
  gitlab-runner:
    image: gitlab/gitlab-runner:alpine
    stdin_open: true
    volumes:
    - /var/run/docker.sock:/var/run/docker.sock
    tty: true
    volumes_from:
    - gitlab-runner-config
    command:
    - run
    labels:
      io.rancher.sidekicks: gitlab-runner-config
      io.rancher.container.pull_image: always
      io.rancher.scheduler.global: 'true'

rancher-compose.yml

version: '2'
services:
  gitlab-runner-config:
    scale: 1
    start_on_create: true
  gitlab-runner:
    start_on_create: true