Installation on MicroK8s

1. Install MicroK8s

https://microk8s.io/docs/getting-started

2. Enable the required MicroK8s addons

microk8s enable dns ingress 

Optional but recommended:

microk8s enable metrics-server cert-manager

Extract your kubeconfig and switch the context to this config

microk8s config > ~/.kube/config
kubectl config use-context microk8s

For shortcut, use alias k = kubectl

Find the IP of the ingress controller

k get nodes -o wide

Point your domain to the IP from INTERNAL-IP field

3. Install Kubero Operator

kubectl

  kubectl apply -f https://raw.githubusercontent.com/kubero-dev/kubero-operator/main/deploy/operator.yaml

Kubero CLI

  kubero install -c kubero-operator

4. Install Kubero UI

Run the kubero-cli to install the Kubero UI

kubero install -c kubero-ui

Or create the namespace, secrets and CRD manually

Create the namespace

kubectl create namespace kubero

Create the secrets

kubectl create secret generic kubero-secrets \
    --from-literal=KUBERO_WEBHOOK_SECRET=$(openssl rand -hex 20) \
    --from-literal=KUBERO_SESSION_KEY=$(openssl rand -hex 20) \
    --from-literal=GITHUB_PERSONAL_ACCESS_TOKEN=$GITHUB_TOKEN \
    -n kubero

Variable	Required	Description
GIT_DEPLOYMENTKEY_PUBLIC	deprecated	(Bug in Operator =< v0.0.70, set to random string)
GIT_DEPLOYMENTKEY_PRIVATE_B64	deprecated	(Bug in Operator =< v0.0.70, set to random string)
KUBERO_WEBHOOK_SECRET	required	Random secret string
KUBERO_SESSION_KEY	required	Random secret string
KUBECONFIG_BASE64	optional	Base64 encoded Kubeconfig, may contain multiple contexts (required for multi cluster)
KUBERO_USERS	optional	Base64 encoded jsonfile (see Authentication chapter)
GITHUB_PERSONAL_ACCESS_TOKEN	optional	Personal access token for GitHub API
GITEA_PERSONAL_ACCESS_TOKEN	optional	Personal access token for Gitea API

Deploy the Kubero UI

 kubectl apply -f https://raw.githubusercontent.com/kubero-dev/kubero-operator/main/config/samples/application_v1alpha1_kubero.yaml -n kubero

5. (Optional) configure the clusterissuer for cert-manager

apiVersion: cert-manager.io/v1
kind: ClusterIssuer
metadata:
  annotations:
  name: letsencrypt-prod
spec:
  acme:
    email: changeme@yourdomain.com
    privateKeySecretRef:
      name: letsencrypt
    server: https://acme-v02.api.letsencrypt.org/directory
    solvers:
    - http01:
        ingress:
          class: nginx

kubectl apply -f clusterissuer.yaml