Merge pull request #199 from RedHatInsights/add-replica-control

[RHCLOUD-35554] - Add replica control on deployments

Dockerfile

@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM registry.access.redhat.com/ubi8/go-toolset:1.21 as base
+FROM registry.access.redhat.com/ubi8/go-toolset:1.21.13 as base
 
 WORKDIR /workspace
 

Makefile

@@ -100,7 +100,7 @@ build-template: manifests kustomize controller-gen
 	$(KUSTOMIZE) build config/deployment-template | ./manifest2template.py > deploy.yml
 
 manifests: controller-gen ## Generate WebhookConfiguration, ClusterRole and CustomResourceDefinition objects.
-	$(CONTROLLER_GEN) rbac:roleName=manager-role crd webhook paths="./..." output:crd:artifacts:config=config/crd/bases
+	$(CONTROLLER_GEN) rbac:roleName=manager-role crd webhook paths="./api/..." output:crd:artifacts:config=config/crd/bases
 
 generate: controller-gen ## Generate code containing DeepCopy, DeepCopyInto, and DeepCopyObject method implementations.
 	$(CONTROLLER_GEN) object:headerFile="hack/boilerplate.go.txt" paths="./..."

api/v1alpha1/frontend_types.go

@@ -115,6 +115,7 @@ type FrontendSpec struct {
 	ServiceTiles []*ServiceTile `json:"serviceTiles,omitempty" yaml:"serviceTiles,omitempty"`
 	// Data for the available widgets for the resource
 	WidgetRegistry []*WidgetEntry `json:"widgetRegistry,omitempty" yaml:"widgetRegistry,omitempty"`
+	Replicas       *int32         `json:"replicas,omitempty" yaml:"replicas,omitempty"`
 }
 
 var ReconciliationSuccessful = "ReconciliationSuccessful"

build/Dockerfile.pr

@@ -1,4 +1,4 @@
-FROM registry.access.redhat.com/ubi8/go-toolset:1.21
+FROM registry.access.redhat.com/ubi8/go-toolset:1.21.13
 USER 0
 RUN dnf install -y openssh-clients git podman make which go jq python3
 RUN mkdir /root/go -p

config/crd/bases/cloud.redhat.com_frontends.yaml

@@ -304,6 +304,9 @@ spec:
                   - title
                   type: object
                 type: array
+              replicas:
+                format: int32
+                type: integer
               searchEntries:
                 description: The search index partials for the resource
                 items:

controllers/reconcile.go

@@ -400,6 +400,13 @@ func (r *FrontendReconciliation) createFrontendDeployment(annotationHashes []map
 	labeler := utils.GetCustomLabeler(labels, nn, r.Frontend)
 	labeler(d)
 
+	// Set the replicas if specified, otherwise default to 1
+	if r.Frontend.Spec.Replicas != nil {
+		d.Spec.Replicas = r.Frontend.Spec.Replicas
+	} else {
+		d.Spec.Replicas = utils.Int32Ptr(1)
+	}
+
 	populateVolumes(d, r.Frontend, r.FrontendEnvironment)
 	populateContainer(d, r.Frontend, r.FrontendEnvironment)
 	r.populateEnvVars(d, r.FrontendEnvironment)

deploy.yml

@@ -751,6 +751,9 @@ objects:
                     - title
                     type: object
                   type: array
+                replicas:
+                  format: int32
+                  type: integer
                 searchEntries:
                   description: The search index partials for the resource
                   items: