GitLab agent for Rancher2

How to add GitLab agent for Kubernetes cluster in Rancher2?

Add new empty .gilab/agents/uniqname/config.yaml file like this:

Commit and push

Installing the agent for Kubernetes | GitLab

Connect new agent:

Step 1

Step 2

Success added agent, don’t close

Now you need to add new app in your project in Rancher.

Add new catalog in “Manage Catalogs” in Rancher.

URL for chart is https://charts.gitlab.io/

Launch new app in project

Choose gitlab-agent

Fill “Variable” from agent settings and launch app

image.tag=v15.4.0
config.token=n…………Kw
config.kasAddress=wss://kas.gitlab.com

Add agent with settings from agent

Result:

Add new variable in CI/CD

Settings → CI/CD → Variables

KUBE_CONTEXT = group/project/agentname

Migrate to the GitLab agent for Kubernetes | GitLab

Change your Kubernetes deploy in .yaml

.kubic_job: &kubic_job
  image:
    name: "registry.gitlab.com/gitlab-org/cluster-integration/cluster-applications:v1.6.1"
  before_script:
    - chmod 400 "$KUBECONFIG"   # Workaround for https://gitlab.com/gitlab-org/gitlab/-/issues/327912
    - gl-use-kube-context

And example work:

deploy_test:
  <<: *kubic_job
  stage: test
  variables:
    KUBE_NAMESPACE: "gitlab-agent"
  script:
    - kubectl config get-contexts
    - kubectl version

Push gitlab config. Finish.

Thank you for reading!

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