feat(konnect): add KongCredentialAPIKey reconciler (#635)

* feat(konnect): add KongCredentialAPIKey

* chore: typo in controller/konnect/index_credentials_apikey.go

.mockery.yaml

@@ -21,5 +21,6 @@ packages:
       TargetsSDK:
       VaultSDK:
       MeSDK:
+      KongCredentialAPIKeySDK:
       KongCredentialBasicAuthSDK:
       CACertificatesSDK:

CHANGELOG.md

@@ -81,6 +81,7 @@
   [#592](https://github.com/Kong/gateway-operator/pull/592)
 - Add support for `KongConsumer` credentials:
   - basic-auth [#625](https://github.com/Kong/gateway-operator/pull/625)
+  - API key [#635](https://github.com/Kong/gateway-operator/pull/635)
 
 ### Fixed
 

config/samples/konnect_kongconsumer_apikey.yaml

@@ -0,0 +1,45 @@
+kind: KonnectAPIAuthConfiguration
+apiVersion: konnect.konghq.com/v1alpha1
+metadata:
+  name: konnect-api-auth-dev-1
+  namespace: default
+spec:
+  type: token
+  token: kpat_XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
+  serverURL: us.api.konghq.com
+---
+kind: KonnectGatewayControlPlane
+apiVersion: konnect.konghq.com/v1alpha1
+metadata:
+  name: test-cp-basic-auth
+  namespace: default
+spec:
+  name: test-cp-basic-auth
+  labels:
+    app: test-cp-basic-auth
+    key1: test-cp-basic-auth
+  konnect:
+    authRef:
+      name: konnect-api-auth-dev-1
+---
+kind: KongConsumer
+apiVersion: configuration.konghq.com/v1
+metadata:
+  name: consumer-api-key-1
+  namespace: default
+username: consumer1
+spec:
+  controlPlaneRef:
+    type: konnectNamespacedRef
+    konnectNamespacedRef:
+      name: test-cp-basic-auth
+---
+apiVersion: configuration.konghq.com/v1alpha1
+kind: KongCredentialAPIKey
+metadata:
+  name: api-key-1
+  namespace: default
+spec:
+  consumerRef:
+    name: consumer-api-key-1
+  key: secretkey

controller/konnect/constraints/constraints.go

@@ -20,6 +20,7 @@ type SupportedKonnectEntityType interface {
 		configurationv1beta1.KongConsumerGroup |
 		configurationv1alpha1.KongPluginBinding |
 		configurationv1alpha1.KongCredentialBasicAuth |
+		configurationv1alpha1.KongCredentialAPIKey |
 		configurationv1alpha1.KongUpstream |
 		configurationv1alpha1.KongCACertificate |
 		configurationv1alpha1.KongTarget |

controller/konnect/index_credentials_apikey.go

@@ -0,0 +1,32 @@
+package konnect
+
+import (
+	"sigs.k8s.io/controller-runtime/pkg/client"
+
+	configurationv1alpha1 "github.com/kong/kubernetes-configuration/api/configuration/v1alpha1"
+)
+
+const (
+	// IndexFieldKongCredentialAPIKeyReferencesKongConsumer is the index name for KongCredentialAPIKey -> Consumer.
+	IndexFieldKongCredentialAPIKeyReferencesKongConsumer = "kongCredentialsAPIKeyConsumerRef"
+)
+
+// IndexOptionsForCredentialsAPIKey returns required Index options for KongCredentialAPIKey.
+func IndexOptionsForCredentialsAPIKey() []ReconciliationIndexOption {
+	return []ReconciliationIndexOption{
+		{
+			IndexObject:  &configurationv1alpha1.KongCredentialAPIKey{},
+			IndexField:   IndexFieldKongCredentialAPIKeyReferencesKongConsumer,
+			ExtractValue: kongCredentialAPIKeyReferencesConsumer,
+		},
+	}
+}
+
+// kongCredentialAPIKeyReferencesConsumer returns the name of referenced Consumer.
+func kongCredentialAPIKeyReferencesConsumer(obj client.Object) []string {
+	cred, ok := obj.(*configurationv1alpha1.KongCredentialAPIKey)
+	if !ok {
+		return nil
+	}
+	return []string{cred.Spec.ConsumerRef.Name}
+}

controller/konnect/ops/credentialapikey.go

@@ -0,0 +1,14 @@
+package ops
+
+import (
+	"context"
+
+	sdkkonnectops "github.com/Kong/sdk-konnect-go/models/operations"
+)
+
+// KongCredentialAPIKeySDK is the interface for the Konnect KongCredentialAPIKeySDK.
+type KongCredentialAPIKeySDK interface {
+	CreateKeyAuthWithConsumer(ctx context.Context, req sdkkonnectops.CreateKeyAuthWithConsumerRequest, opts ...sdkkonnectops.Option) (*sdkkonnectops.CreateKeyAuthWithConsumerResponse, error)
+	DeleteKeyAuthWithConsumer(ctx context.Context, request sdkkonnectops.DeleteKeyAuthWithConsumerRequest, opts ...sdkkonnectops.Option) (*sdkkonnectops.DeleteKeyAuthWithConsumerResponse, error)
+	UpsertKeyAuthWithConsumer(ctx context.Context, request sdkkonnectops.UpsertKeyAuthWithConsumerRequest, opts ...sdkkonnectops.Option) (*sdkkonnectops.UpsertKeyAuthWithConsumerResponse, error)
+}