feat: support additional pods (#486)

* support additional pods

* use our Metadata

* Minify CRDs due to size limit

* Delete additional pods with their main pod

* Add tests

* lint

* add tests

* Apply version to additional pods

Author: agouin

Makefile

@@ -108,28 +108,55 @@ ifndef ignore-not-found
 endif
 
 .PHONY: install
-install: manifests kustomize ## Install CRDs into the K8s cluster specified in ~/.kube/config.
-	$(KUSTOMIZE) build config/crd | kubectl apply -f -
+install: manifests kustomize ## Install CRDs, RBAC, and Deployment into the K8s cluster specified in ~/.kube/config.
+	mkdir output
+	$(KUSTOMIZE) build config/default -o output
+	go run tools/minify-crd.go -v -o output
+	cd output && kubectl apply -f .
+	rm -rf output
+
+install-crds: manifests kustomize ## Install CRDs only into the K8s cluster specified in ~/.kube/config.
+	mkdir output
+	$(KUSTOMIZE) build config/crd -o output
+	go run tools/minify-crd.go -v -o output
+	cd output && kubectl apply -f .
+	rm -rf output
 
 .PHONY: uninstall
 uninstall: manifests kustomize ## Uninstall CRDs from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion.
-	$(KUSTOMIZE) build config/crd | kubectl delete --ignore-not-found=$(ignore-not-found) -f -
+	mkdir output
+	$(KUSTOMIZE) build config/default -o output
+	go run tools/minify-crd.go -v -o output
+	cd output &&kubectl delete --ignore-not-found=$(ignore-not-found) -f .
+	rm -rf output
 
 .PHONY: deploy-prerelease
 deploy-prerelease: install docker-prerelease ## Install CRDs, build docker image, and deploy a prerelease controller to the K8s cluster specified in ~/.kube/config.
 	cd config/manager && $(KUSTOMIZE) edit set image controller=$(PRE_IMG)
-	$(KUSTOMIZE) build config/default | kubectl apply -f -
+	mkdir output
+	$(KUSTOMIZE) build config/default -o output
+	go run tools/minify-crd.go -v -o output
+	cd output && kubectl apply -f .
+	rm -rf output
 	@#Hack to reset tag to avoid git thrashing.
 	@cd config/manager && $(KUSTOMIZE) edit set image controller=ghcr.io/strangelove-ventures/cosmos-operator:latest
 
 .PHONY: deploy
 deploy: manifests kustomize ## Deploy controller to the K8s cluster specified in ~/.kube/config.
 	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
-	$(KUSTOMIZE) build config/default | kubectl apply -f -
+	mkdir output
+	$(KUSTOMIZE) build config/default -o output
+	go run tools/minify-crd.go -v -o output
+	cd output && kubectl apply -f .
+	rm -rf output
 
 .PHONY: undeploy
 undeploy: ## Undeploy controller from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion.
-	$(KUSTOMIZE) build config/default | kubectl delete --ignore-not-found=$(ignore-not-found) -f -
+	mkdir output
+	$(KUSTOMIZE) build config/default -o output
+	go run tools/minify-crd.go -v -o output
+	cd output && kubectl delete --ignore-not-found=$(ignore-not-found) -f .
+	rm -rf output
 
 ##@ Build Dependencies
 

api/v1/cosmosfullnode_types.go

@@ -75,6 +75,12 @@ type FullNodeSpec struct {
 	// Creates 1 pod per replica.
 	PodTemplate PodSpec `json:"podTemplate"`
 
+	// Additional pod specs to apply per replica.
+	// This is useful for adding additional pods to the deployment
+	// that need to be versioned alongside the main pod.
+	// +optional
+	AdditionalVersionedPods []AdditionalPodSpec `json:"additionalVersionedPods"`
+
 	// How to scale pods when performing an update.
 	// +optional
 	RolloutStrategy RolloutStrategy `json:"strategy"`
@@ -321,6 +327,18 @@ type PodSpec struct {
 	Containers []corev1.Container `json:"containers"`
 }
 
+type AdditionalPodSpec struct {
+	// Name of the additional pod.
+	// +kubebuilder:validation:MinLength:=1
+	Name string `json:"name"`
+
+	// Metadata applied to the additional pod.
+	// +optional
+	Metadata Metadata `json:"metadata"`
+
+	corev1.PodSpec `json:",inline"`
+}
+
 type FullNodeProbeStrategy string
 
 const (