Add kafka version api

Signed-off-by: raihankhan <[email protected]>

apis/catalog/v1alpha1/kafka_version_helpers.go

@@ -0,0 +1,64 @@
+/*
+Copyright AppsCode Inc. and Contributors
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v1alpha1
+
+import (
+	"fmt"
+
+	"kubedb.dev/apimachinery/apis"
+	"kubedb.dev/apimachinery/apis/catalog"
+	"kubedb.dev/apimachinery/crds"
+
+	"kmodules.xyz/client-go/apiextensions"
+)
+
+func (_ KafkaVersion) CustomResourceDefinition() *apiextensions.CustomResourceDefinition {
+	return crds.MustCustomResourceDefinition(SchemeGroupVersion.WithResource(ResourcePluralKafkaVersion))
+}
+
+var _ apis.ResourceInfo = &KafkaVersion{}
+
+func (r KafkaVersion) ResourceFQN() string {
+	return fmt.Sprintf("%s.%s", ResourcePluralKafkaVersion, catalog.GroupName)
+}
+
+func (r KafkaVersion) ResourceShortCode() string {
+	return ResourceCodeKafkaVersion
+}
+
+func (r KafkaVersion) ResourceKind() string {
+	return ResourceKindKafkaVersion
+}
+
+func (r KafkaVersion) ResourceSingular() string {
+	return ResourceSingularKafkaVersion
+}
+
+func (r KafkaVersion) ResourcePlural() string {
+	return ResourcePluralKafkaVersion
+}
+
+func (r KafkaVersion) ValidateSpecs() error {
+	if r.Spec.Version == "" ||
+		r.Spec.DB.Image == "" {
+		return fmt.Errorf(`atleast one of the following specs is not set for kafkaVersion "%v":
+							spec.version,
+							spec.db.image,
+							spec.exporter.image.`, r.Name)
+	}
+	return nil
+}

apis/catalog/v1alpha1/kafka_version_types.go

@@ -0,0 +1,87 @@
+/*
+Copyright AppsCode Inc. and Contributors
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v1alpha1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	appcat "kmodules.xyz/custom-resources/apis/appcatalog/v1alpha1"
+)
+
+const (
+	ResourceCodeKafkaVersion     = "kfversion"
+	ResourceKindKafkaVersion     = "KafkaVersion"
+	ResourceSingularKafkaVersion = "kafkaversion"
+	ResourcePluralKafkaVersion   = "kafkaversions"
+)
+
+// KafkaVersion defines a Kafka database version.
+
+// +genclient
+// +genclient:nonNamespaced
+// +genclient:skipVerbs=updateStatus
+// +k8s:openapi-gen=true
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// +kubebuilder:object:root=true
+// +kubebuilder:resource:path=kafkaversions,singular=kafkaversion,scope=Cluster,shortName=kfversion,categories={datastore,kubedb,appscode}
+// +kubebuilder:printcolumn:name="Version",type="string",JSONPath=".spec.version"
+// +kubebuilder:printcolumn:name="DB_IMAGE",type="string",JSONPath=".spec.db.image"
+// +kubebuilder:printcolumn:name="Deprecated",type="boolean",JSONPath=".spec.deprecated"
+// +kubebuilder:printcolumn:name="Age",type="date",JSONPath=".metadata.creationTimestamp"
+type KafkaVersion struct {
+	metav1.TypeMeta   `json:",inline,omitempty"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+	Spec              KafkaVersionSpec `json:"spec,omitempty"`
+}
+
+// KafkaVersionSpec is the spec for kafka version
+type KafkaVersionSpec struct {
+	// Version
+	Version string `json:"version"`
+	// Database Image
+	DB KafkaVersionDatabase `json:"db"`
+	// Deprecated versions usable but regarded as obsolete and best avoided, typically due to having been superseded.
+	// +optional
+	Deprecated bool `json:"deprecated,omitempty"`
+	// PSP names
+	PodSecurityPolicies KafkaVersionPodSecurityPolicy `json:"podSecurityPolicies"`
+	// Stash defines backup and restore task definitions.
+	// +optional
+	Stash appcat.StashAddonSpec `json:"stash,omitempty"`
+	// upgrade constraints
+	UpgradeConstraints UpgradeConstraints `json:"upgradeConstraints,omitempty"`
+}
+
+// KafkaVersionDatabase is the Kafka Database image
+type KafkaVersionDatabase struct {
+	Image string `json:"image"`
+}
+
+// KafkaVersionPodSecurityPolicy is the Kafka pod security policies
+type KafkaVersionPodSecurityPolicy struct {
+	DatabasePolicyName string `json:"databasePolicyName"`
+}
+
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// KafkaVersionList is a list of KafkaVersions
+type KafkaVersionList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	// Items is a list of RedisVersion CRD objects
+	Items []KafkaVersion `json:"items,omitempty"`
+}

apis/catalog/v1alpha1/register.go

@@ -74,6 +74,8 @@ func addKnownTypes(scheme *runtime.Scheme) error {
 		&ProxySQLVersionList{},
 		&RedisVersion{},
 		&RedisVersionList{},
+		&KafkaVersion{},
+		&KafkaVersionList{},
 	)
 
 	scheme.AddKnownTypes(SchemeGroupVersion,