Merge pull request #1035 from sbueringer/pr-fix-default-issue

🐛 Fix duplicate default value when generating CRDs with corev1.Protocol

pkg/crd/known_types.go

@@ -25,15 +25,6 @@ import (
 // KnownPackages overrides types in some comment packages that have custom validation
 // but don't have validation markers on them (since they're from core Kubernetes).
 var KnownPackages = map[string]PackageOverride{
-	"k8s.io/api/core/v1": func(p *Parser, pkg *loader.Package) {
-		// Explicit defaulting for the corev1.Protocol type in lieu of https://github.com/kubernetes/enhancements/pull/1928
-		p.Schemata[TypeIdent{Name: "Protocol", Package: pkg}] = apiext.JSONSchemaProps{
-			Type:    "string",
-			Default: &apiext.JSON{Raw: []byte(`"TCP"`)},
-		}
-		p.AddPackage(pkg)
-	},
-
 	"k8s.io/apimachinery/pkg/apis/meta/v1": func(p *Parser, pkg *loader.Package) {
 		p.Schemata[TypeIdent{Name: "ObjectMeta", Package: pkg}] = apiext.JSONSchemaProps{
 			Type: "object",

pkg/crd/testdata/cronjob_types.go

@@ -342,6 +342,13 @@ type CronJobSpec struct {
 	// +kubebuilder:validation:items:XIntOrString
 	// +kubebuilder:validation:items:Pattern="^((100|[0-9]{1,2})%|[0-9]+)$"
 	IntOrStringArrayWithAPattern []*intstr.IntOrString `json:"intOrStringArrayWithAPattern,omitempty"`
+
+	// This tests that we can embed protocol correctly (without ending up with allOf).
+	// Context: https://github.com/kubernetes-sigs/controller-tools/issues/1027
+	// Defaults to "TCP".
+	// +optional
+	// +default="TCP"
+	Protocol corev1.Protocol `json:"protocol,omitempty" protobuf:"bytes,4,opt,name=protocol,casttype=Protocol"`
 }
 
 type ContainsNestedMap struct {

pkg/crd/testdata/go.mod

@@ -1,8 +1,29 @@
 module testdata.kubebuilder.io/cronjob
 
-go 1.15
+go 1.22.0
+
+toolchain go1.22.1
+
+require (
+	k8s.io/api v0.31.0
+	k8s.io/apimachinery v0.31.0
+)
 
 require (
-	k8s.io/api v0.19.2
-	k8s.io/apimachinery v0.19.2
+	github.com/fxamacker/cbor/v2 v2.7.0 // indirect
+	github.com/go-logr/logr v1.4.2 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/google/gofuzz v1.2.0 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/x448/float16 v0.8.4 // indirect
+	golang.org/x/net v0.26.0 // indirect
+	golang.org/x/text v0.16.0 // indirect
+	gopkg.in/inf.v0 v0.9.1 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	k8s.io/klog/v2 v2.130.1 // indirect
+	k8s.io/utils v0.0.0-20240711033017-18e509b52bc8 // indirect
+	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.4.1 // indirect
 )