.. _Istio setup guide: https://istio.io/latest/docs/setup/install/helm/
.. _Gateway-API: https://gateway-api.sigs.k8s.io/
.. _Istio-Gateway: https://istio.io/latest/docs/reference/config/networking/gateway/
+.. _DefaultStorageClass: https://kubernetes.io/docs/tasks/administer-cluster/change-default-storage-class/
.. _oom_base_setup_guide:
deploy 1.0.0 install (upgrade if release exists) parent chart and all subcharts as separate but related releases
undeploy 1.0.0 delete parent chart and subcharts that were deployed as separate releases
+Set the default StorageClass
+----------------------------
+
+In some ONAP components it is important to have a default storageClass defined (e.g. cassandra),
+if you don't want to explicitly set it during the deployment via helm overrides.
+
+Therefor you should set the default storageClass (if not done during the K8S cluster setup) via the command::
+
+ > kubectl patch storageclass <storageclass> -p '{"metadata": {"annotations":{"storageclass.kubernetes.io/is-default-class":"true"}}}'
+
+see `DefaultStorageClass`_
Install the Strimzi Kafka Operator
----------------------------------
Keycloak Installation
---------------------
-- Add helm repositories
+- Add helm repositories::
> helm repo add bitnami https://charts.bitnami.com/bitnami
> helm repo update
-- create keycloak namespace
+- create keycloak namespace::
> kubectl create namespace keycloak
> kubectl label namespace keycloak istio-injection=enabled
.. include:: ../../resources/yaml/keycloak-db-values.yaml
:code: yaml
-- Install the Postgres DB
+- Install the Postgres DB::
> helm -n keycloak upgrade -i keycloak-db bitnami/postgresql --values ./keycloak-db-values.yaml
.. include:: ../../resources/yaml/keycloak-server-values.yaml
:code: yaml
-- Install keycloak
+- Install keycloak::
> helm -n keycloak upgrade -i keycloak codecentric/keycloak --values ./keycloak-server-values.yaml