Install KAAP stack Helm chart

Need more monitoring and management capabilities? Check out the KAAP stack. KAAP stack includes:

Pulsar Operator
Prometheus Stack (Grafana)
Pulsar Grafana dashboards
Cert Manager
Keycloak

To install a PulsarCluster with the KAAP stack included:

Kubectl
Result

helm repo add kaap https://datastax.github.io/kaap
helm repo update
helm install pulsar kaap/kaap-stack --values helm/examples/dev-cluster/values.yaml

NAME: kaap
LAST DEPLOYED: Wed Jun 28 15:46:27 2023
NAMESPACE: pulsar-cluster
STATUS: deployed
REVISION: 1
TEST SUITE: None

Ensure kaap-stack is up and running:

Kubectl
Result

kubectl get deployment

NAME                                  READY   UP-TO-DATE   AVAILABLE   AGE
kaap                                  1/1     1            1           5m19s
pulsar-autorecovery                   1/1     1            1           3m19s
pulsar-bastion                        1/1     1            1           3m19s
pulsar-grafana                        1/1     1            1           5m19s
pulsar-kube-prometheus-sta-operator   1/1     1            1           5m19s
pulsar-kube-state-metrics             1/1     1            1           5m19s
pulsar-proxy                          1/1     1            1           3m19s

Describe the deployment:

Kubectl
Result

kubectl describe deployment kaap-stack

Name:                   kaap
Namespace:              pulsar-cluster
CreationTimestamp:      Wed, 28 Jun 2023 16:03:51 -0400
Labels:                 app.kubernetes.io/managed-by=Helm
                        app.kubernetes.io/name=kaap
                        helm.sh/chart=kaap-0.1.0
Annotations:            deployment.kubernetes.io/revision: 1
                        meta.helm.sh/release-name: kaap
                        meta.helm.sh/release-namespace: pulsar-cluster
                        prometheus.io/path: /q/metrics
                        prometheus.io/port: 8080
                        prometheus.io/scheme: http
                        prometheus.io/scrape: true
Selector:               app.kubernetes.io/name=kaap
Replicas:               1 desired | 1 updated | 1 total | 1 available | 0 unavailable
StrategyType:           RollingUpdate
MinReadySeconds:        0
RollingUpdateStrategy:  25% max unavailable, 25% max surge
Pod Template:
  Labels:           app.kubernetes.io/name=kaap
  Annotations:      checksum/config: bf2ad27453a7deeb74c2e0b177154649cb6cf292a31b80855c92d28f6a141134
                    prometheus.io/path: /q/metrics
                    prometheus.io/port: 8080
                    prometheus.io/scheme: http
                    prometheus.io/scrape: true
  Service Account:  kaap
  Containers:
   kaap:
    Image:      datastax/kaap:latest
    Port:       8080/TCP
    Host Port:  0/TCP
    Liveness:   http-get http://:8080/q/health/live delay=0s timeout=10s period=30s #success=1 #failure=3
    Readiness:  http-get http://:8080/q/health/ready delay=0s timeout=10s period=30s #success=1 #failure=3
    Environment Variables from:
      kaap  ConfigMap  Optional: false
    Environment:
      KUBERNETES_NAMESPACE:   (v1:metadata.namespace)
    Mounts:                  <none>
  Volumes:                   <none>
Conditions:
  Type           Status  Reason
  ----           ------  ------
  Available      True    MinimumReplicasAvailable
  Progressing    True    NewReplicaSetAvailable
OldReplicaSets:  <none>
NewReplicaSet:   kaap-76dfd8ddf9 (1/1 replicas created)
Events:
  Type    Reason             Age   From                   Message
  ----    ------             ----  ----                   -------
  Normal  ScalingReplicaSet  12m   deployment-controller  Scaled up replica set kaap-76dfd8ddf9 to 1

You’ve now installed KAAP stack.

Uninstall

To uninstall the KAAP operator and the cluster:

Helm
Result

helm uninstall kaap-stack

release "kaap-stack" uninstalled

What’s next?

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