Adds parameter to flux install to make ns configurable

General MR

Summary

Adds parameter to flux install to make namespace configurable

Relevant logs/screenshots

Running the script with the new CLI parameter set to custom-ns:

bigbang (2501-make-flux-namespace-configurable) sh scripts/install_flux.sh --flux-namespace custom-ns
REGISTRY_URL: registry1.dso.mil
REGISTRY_USERNAME: Ryan_Daily
Creating custom-ns namespace so that the docker-registry secret can be added first.
namespace/custom-ns created
Creating secret private-registry in namespace custom-ns
secret/private-registry created
Installing flux from kustomization
namespace/custom-ns configured
resourcequota/critical-pods-flux-system created
customresourcedefinition.apiextensions.k8s.io/alerts.notification.toolkit.fluxcd.io unchanged
customresourcedefinition.apiextensions.k8s.io/buckets.source.toolkit.fluxcd.io unchanged
customresourcedefinition.apiextensions.k8s.io/gitrepositories.source.toolkit.fluxcd.io unchanged
customresourcedefinition.apiextensions.k8s.io/helmcharts.source.toolkit.fluxcd.io unchanged
customresourcedefinition.apiextensions.k8s.io/helmreleases.helm.toolkit.fluxcd.io unchanged
customresourcedefinition.apiextensions.k8s.io/helmrepositories.source.toolkit.fluxcd.io unchanged
customresourcedefinition.apiextensions.k8s.io/kustomizations.kustomize.toolkit.fluxcd.io unchanged
customresourcedefinition.apiextensions.k8s.io/ocirepositories.source.toolkit.fluxcd.io unchanged
customresourcedefinition.apiextensions.k8s.io/providers.notification.toolkit.fluxcd.io unchanged
customresourcedefinition.apiextensions.k8s.io/receivers.notification.toolkit.fluxcd.io unchanged
serviceaccount/helm-controller created
serviceaccount/kustomize-controller created
serviceaccount/notification-controller created
serviceaccount/source-controller created
clusterrole.rbac.authorization.k8s.io/crd-controller-flux-system unchanged
clusterrole.rbac.authorization.k8s.io/flux-edit-flux-system unchanged
clusterrole.rbac.authorization.k8s.io/flux-view-flux-system unchanged
clusterrolebinding.rbac.authorization.k8s.io/cluster-reconciler-flux-system configured
clusterrolebinding.rbac.authorization.k8s.io/crd-controller-flux-system configured
service/notification-controller created
service/source-controller created
service/webhook-receiver created
Warning: would violate PodSecurity "restricted:latest": seccompProfile (pod or container "manager" must set securityContext.seccompProfile.type to "RuntimeDefault" or "Localhost")
deployment.apps/helm-controller created
deployment.apps/kustomize-controller created
deployment.apps/notification-controller created
deployment.apps/source-controller created
networkpolicy.networking.k8s.io/allow-egress created
networkpolicy.networking.k8s.io/allow-scraping created
networkpolicy.networking.k8s.io/allow-webhooks created
deployment.apps/helm-controller condition met
deployment.apps/source-controller condition met
deployment.apps/kustomize-controller condition met
deployment.apps/notification-controller condition met

Resources create in custom-ns after the script has completed:

bigbang (2501-make-flux-namespace-configurable) kubectl get all -n custom-ns
NAME                                           READY   STATUS    RESTARTS   AGE
pod/helm-controller-54dc66c7fb-47d9h           1/1     Running   0          16s
pod/kustomize-controller-bc645cd76-n2pgd       1/1     Running   0          16s
pod/notification-controller-857d576f78-wmxmw   1/1     Running   0          16s
pod/source-controller-68845949d5-r2gfn         1/1     Running   0          16s

NAME                              TYPE        CLUSTER-IP      EXTERNAL-IP   PORT(S)   AGE
service/notification-controller   ClusterIP   10.43.14.3      <none>        80/TCP    16s
service/source-controller         ClusterIP   10.43.146.22    <none>        80/TCP    16s
service/webhook-receiver          ClusterIP   10.43.121.225   <none>        80/TCP    16s

NAME                                      READY   UP-TO-DATE   AVAILABLE   AGE
deployment.apps/helm-controller           1/1     1            1           16s
deployment.apps/kustomize-controller      1/1     1            1           16s
deployment.apps/notification-controller   1/1     1            1           16s
deployment.apps/source-controller         1/1     1            1           16s

NAME                                                 DESIRED   CURRENT   READY   AGE
replicaset.apps/helm-controller-54dc66c7fb           1         1         1       16s
replicaset.apps/kustomize-controller-bc645cd76       1         1         1       16s
replicaset.apps/notification-controller-857d576f78   1         1         1       16s
replicaset.apps/source-controller-68845949d5         1         1         1       16s

Linked Issue

#2501 (closed)

Upgrade Notices

N/A

Closes #2501 (closed)