Install with ArgoCD


  • Your workstation: Install the Argo CD CLI.
  • Kubernetes cluster:
    • Ensure that each node fulfills the installation requirements.

    • Install Argo CD.

      kubectl create namespace argocd
      kubectl apply -n argocd -f

      Allow some time for the deployment of Argo CD components in the argocd namespace.

Use this script to check the Longhorn environment for potential issues.

Installing Longhorn

  1. Log in to Argo CD.

    argocd login --core
  2. Set the current namespace to argocd.

    kubectl config set-context --current --namespace=argocd
  3. Create the Longhorn Application custom resource.

    cat > longhorn-application.yaml <<EOF
    kind: Application
      name: longhorn
      namespace: argocd
          - CreateNamespace=true
      project: default
        - chart: longhorn
          targetRevision: v1.7.0 # Replace with the Longhorn version you'd like to install or upgrade to
            values: |
                jobEnabled: false
        server: https://kubernetes.default.svc
        namespace: longhorn-system
    kubectl apply -f longhorn-application.yaml
  4. Deploy Longhorn with the configured settings.

    argocd app sync longhorn
  5. Verify that Longhorn was installed successfully.

    kubectl -n longhorn-system get pod

    Example of a successful Longhorn installation:

    NAME                                                READY   STATUS    RESTARTS   AGE
    longhorn-ui-b7c844b49-w25g5                         1/1     Running   0          2m41s
    longhorn-manager-pzgsp                              1/1     Running   0          2m41s
    longhorn-driver-deployer-6bd59c9f76-lqczw           1/1     Running   0          2m41s
    longhorn-csi-plugin-mbwqz                           2/2     Running   0          100s
    csi-snapshotter-588457fcdf-22bqp                    1/1     Running   0          100s
    csi-snapshotter-588457fcdf-2wd6g                    1/1     Running   0          100s
    csi-provisioner-869bdc4b79-mzrwf                    1/1     Running   0          101s
    csi-provisioner-869bdc4b79-klgfm                    1/1     Running   0          101s
    csi-resizer-6d8cf5f99f-fd2ck                        1/1     Running   0          101s
    csi-provisioner-869bdc4b79-j46rx                    1/1     Running   0          101s
    csi-snapshotter-588457fcdf-bvjdt                    1/1     Running   0          100s
    csi-resizer-6d8cf5f99f-68cw7                        1/1     Running   0          101s
    csi-attacher-7bf4b7f996-df8v6                       1/1     Running   0          101s
    csi-attacher-7bf4b7f996-g9cwc                       1/1     Running   0          101s
    csi-attacher-7bf4b7f996-8l9sw                       1/1     Running   0          101s
    csi-resizer-6d8cf5f99f-smdjw                        1/1     Running   0          101s
    instance-manager-b34d5db1fe1e2d52bcfb308be3166cfc   1/1     Running   0          114s
    engine-image-ei-df38d2e5-cv6nc                      1/1     Running   0          114s
  6. Create an NGINX Ingress controller with basic authentication to access the Longhorn UI. Authentication to the Longhorn UI is not enabled by default.

  7. Access the Longhorn UI.

© 2019-2024 Longhorn Authors | Documentation Distributed under CC-BY-4.0

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