Gitlab Docker Runner

Charles Fitzpatrick

3 Nov, 2021

Dear Gitlab-Community Im working with Gitlab-Runner in a Docker Container on MacOS recently. Here is what I have so far for the gitlab runner.

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In our case we found it best to utilize the MAVEN_OPTS environment variable setting its value to -DmavenrepolocalCI_PROJECT_DIR.

Gitlab docker runner. The part that is of intereset is everything after the init so eg. Caching Maven Dependencies with Gitlabs Docker Runner. And this is done when you register the Runner to the Gitlab server.

Running the GitLab Runner is easy and yet suggested best way. You can install GitLab Runner on a virtual machine and have it use another virtual machine as an executor. Simply run docker restart gitlab-runner and it will restart with the volume properly attached.

This example shows how to set up a temporary template to supply services. In other words the Runner will hold the files and share those files for every new Container created to execute one Job to the Gitlab. Set up GitLab CI shared docker runner Set up cleanup script that runs the following command every 5 minutes docker rm docker ps -qa --no-trunc --filter statusexited true Run CI jobs on a GitLab instance Actual behavior GitLab CI Runner runs leaves behind stuff.

Currently using Docker 18092 and Gitlab Runner 11101 there is an issue where if Docker restarts when the gitlab-runner container spins back up automatically it will not properly re-attach the config volume. Running with gitlab-runner 1330-rc1 669fc507 on docker-auto-scale 0277ea0f Preparing the dockermachine executor 0014 Preparing environment 0001 Running on runner-0277ea0f-project-20748756-concurrent-0 via runner. Cat tmptest-configtemplatetoml.

Thanks to Tarun Lalwan link and according to Joyce Babu post there are an undocumented option from the gitlab runner repos in the runnersdocker section. Runners can be made available to all projects and groups in a GitLab instance to specific groups or to specific projects repositories. While setting gitlab runner you could face some issues.

Docker logs gitlab-runner view logs. To use GitLab Runner with Docker you need to register a runner that uses the Docker executor. The job runs just fine on a shared runner.

GitLab Runner provides the clear-docker-cache script to remove old containers and volumes that can unnecessarily consume disk space. I wanted to try this cases but there is no ability to specify those parameters in. Install GitLab Runner on Docker Container.

Run clear-docker-cache regularly using cron once per week for example ensuring a balance is struck between. GitLab QA has a test suite that allows end-to-end tests. Actually its quite simple but takes a bit of digging through the World Wide Web to find the solution which is as simple as an environment variable.

GitLab Runner Docker images. Maintaining some recent containers in the cache for performance. Gitlabgitlab-runnerlatest is image that can be used to run GitLab Runner in container.

GitLab CI Multi Runner used to fetch and run pipeline jobs with GitLab CI. I run the containers with the following command. Add container to a custom network So I have to set this option with my network name in the configtoml like runners.

I can clone the project as gitlab-runner user to runner running node. Telnet connection to port gitlab 9000 from runner running node. No worries there is concept of Gitlab Runner.

But to make it work we need to configure our Runner to allow the Docker container to share volumes. Also i found an issue with running DinD docker in docker in gitlab runners repository. DerDude6 August 17 2020 908am 1.

When you install GitLab Runner in a Docker container and choose the Docker executor to run your jobs its sometimes referred to as a Docker-in-Docker configuration. Some guys in comments wrote that they have an workaround with mounting volume with dockersock and specify cache directory. Also its added to visudo file gitlab-runner ALLALLALL ALL.

The complete usage guide can be found in the GitLab Runner Docs. Jobs from a GitLab CICD pipeline are run on processes called runners. When using the same arguments but given to gitlab-runner register and then running with gitlab-runner run the runner runs fine however attempting the exact same configuration for gitlab-runner run-single fails with ERROR.

Docker run -d --name gitlab-runner --restart always -v UsersSharedgitlab-runnerconfigetcgitlab-runner -v varrundockersockvarrundockersock. Gitlab-runner run-single always fails with forbidden with docker executor. Who has access to runners in the GitLab.

You can either use GitLab-hosted shared runners or run your own self-hosted runners on your own infrastructure. To set up Gitlab Runner On-premise Gitlab. I built a basic pipeline for a repository as a chance to demo GitLab CI.

Therefore no connectivity issue. To do so Run the following command docker run -d --name gitlab-runner --restart always -v srvgitlab-runnerconfigetcgitlab-runner -v varrundockersockvarrundockersock gitlabgitlab-runner.

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