diff --git a/doc/ci/docker/using_docker_build.md b/doc/ci/docker/using_docker_build.md index dd112dadc40749e76d4310af200058ad5db0146d..6920ce17b46f7a214cf90c2b6c233fce02afe984 100644 --- a/doc/ci/docker/using_docker_build.md +++ b/doc/ci/docker/using_docker_build.md @@ -2,8 +2,6 @@ GitLab CI/CD allows you to use Docker Engine to build and test docker-based projects. -TIP: **Tip:** -This also allows to you to use `docker-compose` and other docker-enabled tools. One of the new trends in Continuous Integration/Deployment is to: @@ -75,7 +73,7 @@ GitLab Runner then executes job scripts as the `gitlab-runner` user. - docker run my-docker-image /script/to/run/tests ``` -1. You can now use `docker` command and install `docker-compose` if needed. +1. You can now use `docker` command (and **install** `docker-compose` if needed). NOTE: **Note:** By adding `gitlab-runner` to the `docker` group you are effectively granting `gitlab-runner` full root permissions. @@ -85,8 +83,10 @@ For more information please read [On Docker security: `docker` group considered The second approach is to use the special docker-in-docker (dind) [Docker image](https://hub.docker.com/_/docker/) with all tools installed -(`docker` and `docker-compose`) and run the job script in context of that -image in privileged mode. +(`docker`) and run the job script in context of that +image in privileged mode. + +NOTE: **Note:** `docker-compose` is not part of docker-in-docker (dind). In case you'd like to use `docker-compose` in your CI builds, please follow the (installation instructions for docker-compose)[https://docs.docker.com/compose/install/] provided by docker. In order to do that, follow the steps: