How do I run a GitLab pipeline on a specific runner?

3 Answers

1. use tags and private runner attachment (already called out)
2. use the gitlab-runner exec verb directly on the runner.
3. canary the runner for a single build only.

How do I enable shared runners in GitLab?

Shared runners are available to all groups and projects in a GitLab instance….Group runners

1. Install GitLab Runner.
2. Go to the group you want to make the runner work for.
3. Go to Settings > CI/CD and expand the Runners section.
4. Note the URL and token.
5. Register the runner.

How do I run Gitlab runner locally?

1. Go to your git directory cd my-git-project.
2. Create a .gitlab-ci.yml.
3. Create a docker container with your project dir mounted docker run -d \ –name gitlab-runner \ –restart always \ -v $PWD:$PWD \ -v /var/run/docker.sock:/var/run/docker.sock \ gitlab/gitlab-runner:latest.

Can run untagged jobs GitLab?

runner is allowed to run untagged jobs.

What is the purpose of GitLab runner?

Runners are the agents that run the CI/CD jobs that come from GitLab. When you register a runner, you are setting up communication between your GitLab instance and the machine where GitLab Runner is installed. Runners usually process jobs on the same machine where you installed GitLab Runner.

Is there a docker image for GitLab Runner?

GitLab Runner Docker images (based on Ubuntu or Alpine Linux) are designed as wrappers around the standard gitlab-runner command, like if GitLab Runner was installed directly on the host. The general rule is that every GitLab Runner command that normally would be executed as:

Can you run multiple GitLab runners on the same host?

You can’t say that this job can only be executed ONCE in parallel across all branches / PRs / etc. It’s possible to run multiple GitLab runners on the same host by encapsulating the runner and its executor dependencies inside a container.

Where to find root certificate in GitLab Runner?

The ca.crt file should contain the root certificates of all the servers you want GitLab Runner to trust. The GitLab Runner container will import the ca.crt file on startup so if your container is already running you may need to restart it for the changes to take effect.

How do I run a Gitlab pipeline on a specific runner?

3 Answers

1. use tags and private runner attachment (already called out)
2. use the gitlab-runner exec verb directly on the runner.
3. canary the runner for a single build only.

Why is Gitlab pipeline failing?

If the merge train pipeline has failed, you can: Re-run the entire pipeline by clicking Run pipeline in the pipeline tab in the merge request, then add the merge request to the train again. Push a commit to fix the failure, then add the merge request to the train again.

How does Gitlab choose a runner?

Runners communicate through the CI API http://docs.gitlab.com/ce/ci/api/builds.html to get build status. This will eventually imply that it will become a more or less random choosing of the runner based on when it finished the last job and the x amount of ms it is waiting to check.

What does run pipeline do in Gitlab?

In pipelines triggered manually, the Run pipelines page displays all top-level variables with a description and value defined in the . gitlab-ci. yml file. The values can then be modified if needed, which overrides the value for that single pipeline run.

Where should I install GitLab runner?

Install GitLab Runner on Windows all tiers

1. Create a folder somewhere in your system, ex.: C:\GitLab-Runner .
2. Download the binary for 64-bit or 32-bit and put it into the folder you created.
3. Make sure to restrict the Write permissions on the GitLab Runner directory and executable.
4. Run an elevated command prompt:

How to run a pipeline in GitLab branch name?

Click the Run pipeline button. 1 Select the branch or tag to run the pipeline for in the Run for branch name or tag field. 2 Enter any environment variables required for the pipeline run. You can set specific variables to have their values prefilled in the form . 3 Click the Run pipeline button.

How does the GitLab Runner know which project to run?

When you register a runner, you specify a token for the GitLab instance, group, or project. This is how the runner knows which projects it’s available for. When you register a runner, you can add tags to it. When a CI/CD job runs, it knows which runner to use by looking at the assigned tags.

How does a parent child pipeline work in GitLab?

Parent-Child pipelines break down complex pipelines into one parent pipeline that can trigger multiple child sub-pipelines, which all run in the same project and with the same SHA. Pipelines for Merge Requests run for merge requests only (rather than for every commit).

How to prefill variables in a GitLab pipeline?

Prefill variables in manual pipelines Introduced in GitLab 13.7. You can use the value and description keywords to define variables that are prefilled when running a pipeline manually. In pipelines triggered manually, the Run pipelines page displays all variables with a description and value defined in the.gitlab-ci.yml file.