ROSAENG-61801: feat: intgrate codegen with cluster and nodepool api

Makefile

@@ -1,4 +1,4 @@
-.PHONY: build test test-unit test-authz test-coverage test-e2e test-e2e-api test-e2e-cli test-e2e-platform-monitoring test-e2e-zoa lint clean image image-push run generate generate-swagger help fmt vet
+.PHONY: build test test-unit test-authz test-coverage test-e2e test-e2e-api test-e2e-cli test-e2e-platform-monitoring test-e2e-zoa lint clean image image-push run generate generate-swagger help fmt vet codegen-install-tools codegen-passthrough codegen-registry codegen-verify get-hypershift-version
 
 BINARY_NAME := rosa-regional-platform-api
 IMAGE_REPO ?= quay.io/openshift-online/rosa-regional-platform-api
@@ -76,11 +76,17 @@ help:
 	@echo "  image-e2e-push-multiarch - Build and push E2E test container (multiarch)"
 	@echo ""
 	@echo "Code Generation:"
-	@echo "  deps           - Download and tidy dependencies"
-	@echo "  generate       - Generate OpenAPI code"
+	@echo "  deps             - Download and tidy dependencies"
+	@echo "  generate         - Generate OpenAPI code"
 	@echo "  generate-swagger - Regenerate swagger-ui.html"
 	@echo ""
-	@echo "  all            - Run all checks (deps, fmt, vet, lint, test, build)"
+	@echo "Codegen Integration:"
+	@echo "  codegen-install-tools - Install passthrough-gen and marker-scanner binaries"
+	@echo "  codegen-passthrough  - Regenerate passthrough types from HyperShift CRDs"
+	@echo "  codegen-registry     - Regenerate field metadata registry from annotated types"
+	@echo "  codegen-verify       - Verify codegen and dependent packages compile"
+	@echo ""
+	@echo "  all              - Run all checks (deps, fmt, vet, lint, test, build)"
 
 # Build the binary
 build:
@@ -340,5 +346,58 @@ verify:
 	go mod tidy
 	git diff --exit-code go.mod go.sum
 
+# --- Codegen integration ---
+# API types with markers live in api/v2alpha1/ (checked in).
+# Runtime libraries (registry, featuregate, validation) live in internal/codegen/.
+# Generator tools are installed as binaries from the codegen repo.
+
+CODEGEN_TOOLS_MODULE ?= github.com/cdoan1/hyperfleet-api-codegen
+CODEGEN_TOOLS_VERSION ?= v0.1.7
+HYPERSHIFT_IMPORT_PATH ?= github.com/openshift/hypershift/api/hypershift/v1beta1
+HYPERSHIFT_TYPES ?= HostedClusterSpec,NodePoolSpec
+
+codegen-install-tools:
+	GOBIN=$(PWD)/bin go install $(CODEGEN_TOOLS_MODULE)/cmd/passthrough-gen@$(CODEGEN_TOOLS_VERSION)
+	GOBIN=$(PWD)/bin go install $(CODEGEN_TOOLS_MODULE)/cmd/marker-scanner@$(CODEGEN_TOOLS_VERSION)
+
+codegen-passthrough: codegen-install-tools
+	@echo "Generating passthrough types from $(HYPERSHIFT_IMPORT_PATH)..."
+	bin/passthrough-gen \
+		--import-path=$(HYPERSHIFT_IMPORT_PATH) \
+		--types=$(HYPERSHIFT_TYPES) \
+		--output-dir=api/v2alpha1 \
+		--package=v2alpha1
+	@if [ -f api/v2alpha1/zz_generated.passthrough.go ]; then \
+		cp api/v2alpha1/zz_generated.passthrough.go api/v2alpha1/hostedclusterspec.passthrough.go; \
+		rm api/v2alpha1/zz_generated.passthrough.go; \
+	fi
+	@echo "Done. Edit api/v2alpha1/hostedclusterspec.passthrough.go to curate field markers."
+
+codegen-registry: codegen-install-tools
+	@echo "Generating field metadata registry from api/v2alpha1/..."
+	bin/marker-scanner \
+		--input-dirs=api/v2alpha1 \
+		--output-file=internal/codegen/registry/field_metadata.go
+
+codegen-verify:
+	@echo "Verifying codegen packages compile..."
+	go build ./api/v2alpha1/...
+	go build ./internal/codegen/...
+	go build ./pkg/middleware/...
+	go build ./pkg/handlers/...
+
+get-hypershift-version: ## Show current HyperShift version in go.mod
+	@PSEUDO_VERSION=$$(grep "github.com/openshift/hypershift/api" go.mod | awk '{print $$2}'); \
+	COMMIT=$$(echo $$PSEUDO_VERSION | rev | cut -d'-' -f1 | rev); \
+	echo "Current HyperShift in go.mod:"; \
+	echo "  Pseudo-version: $$PSEUDO_VERSION"; \
+	echo "  Commit: $$COMMIT"; \
+	TAG=$$(curl -s https://api.github.com/repos/openshift/hypershift/tags | jq -r ".[] | select(.commit.sha | startswith(\"$$COMMIT\")) | .name" | head -1); \
+	if [ -z "$$TAG" ]; then \
+		echo "  Tag: (no tag found - using commit)"; \
+	else \
+		echo "  Tag: $$TAG"; \
+	fi
+
 # All checks
 all: deps fmt vet lint test build

api/v2alpha1/cluster_types.go

@@ -0,0 +1,103 @@
+package v2alpha1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// Cluster represents a HyperFleet managed OpenShift cluster
+// +kubebuilder:object:root=true
+// +kubebuilder:subresource:status
+// +kubebuilder:resource:scope=Namespaced
+type Cluster struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec   ClusterSpec   `json:"spec"`
+	Status ClusterStatus `json:"status,omitempty"`
+}
+
+// ClusterSpec defines the desired state of a Cluster
+type ClusterSpec struct {
+	// === HyperFleet Envelope Fields ===
+	// These are HyperFleet-specific fields that wrap the HyperShift cluster
+
+	// DisplayName is a human-readable name for the cluster
+	// +hyperfleet:write-mode=mutable
+	// +kubebuilder:validation:MaxLength=256
+	DisplayName string `json:"displayName,omitempty"`
+
+	// DeleteProtection prevents accidental deletion when enabled
+	// +hyperfleet:write-mode=mutable
+	DeleteProtection *bool `json:"deleteProtection,omitempty"`
+
+	// ExpirationTimestamp marks when this cluster should be automatically deleted
+	// +hyperfleet:write-mode=mutable
+	ExpirationTimestamp *metav1.Time `json:"expirationTimestamp,omitempty"`
+
+	// Properties are arbitrary key-value pairs for customer metadata
+	// +hyperfleet:write-mode=mutable
+	Properties map[string]string `json:"properties,omitempty"`
+
+	// Tags are customer-defined labels for organizational purposes
+	// This is a TechPreview feature
+	// +hyperfleet:write-mode=mutable
+	// +openshift:enable:FeatureGate=HyperFleetAutoScaling
+	Tags map[string]string `json:"tags,omitempty"`
+
+	// AccountID identifies the customer account (platform-managed, hidden from API)
+	// +k8s:openapi-gen=false
+	// +hyperfleet:write-mode=service-set
+	AccountID string `json:"accountId,omitempty"`
+
+	// CreatorARN is the AWS ARN of the user who created this cluster (platform-managed, hidden)
+	// +k8s:openapi-gen=false
+	// +hyperfleet:write-mode=service-set
+	CreatorARN string `json:"creatorARN,omitempty"`
+
+	// InternalID is an internal platform identifier (platform-managed, hidden)
+	// +k8s:openapi-gen=false
+	// +hyperfleet:write-mode=service-set
+	InternalID string `json:"internalId,omitempty"`
+
+	// === HyperShift Passthrough ===
+	// This embeds all upstream HyperShift HostedCluster fields
+
+	// HostedCluster contains the full HyperShift HostedCluster configuration
+	// All fields are generated from upstream and have safe defaults (hidden + service-set)
+	// until explicitly reviewed and exposed
+	// +kubebuilder:validation:Required
+	HostedCluster HostedClusterSpecPassthrough `json:"hostedCluster"`
+}
+
+// ClusterStatus defines the observed state of a Cluster
+type ClusterStatus struct {
+	// State represents the high-level cluster state
+	// +kubebuilder:validation:Enum=pending;provisioning;ready;degraded;deleting;failed
+	State string `json:"state,omitempty"`
+
+	// Conditions represent detailed cluster status
+	Conditions []metav1.Condition `json:"conditions,omitempty"`
+
+	// Version is the observed OpenShift version
+	Version string `json:"version,omitempty"`
+
+	// APIEndpoint is the cluster API server endpoint
+	APIEndpoint string `json:"apiEndpoint,omitempty"`
+
+	// ConsoleURL is the web console URL
+	ConsoleURL string `json:"consoleUrl,omitempty"`
+
+	// ProvisionStartTime is when provisioning began
+	ProvisionStartTime *metav1.Time `json:"provisionStartTime,omitempty"`
+
+	// ReadyTime is when the cluster became ready
+	ReadyTime *metav1.Time `json:"readyTime,omitempty"`
+}
+
+// ClusterList contains a list of Clusters
+// +kubebuilder:object:root=true
+type ClusterList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []Cluster `json:"items"`
+}