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supportedgvks.go
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supportedgvks.go
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// Copyright 2022 Google LLC
//
// 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 supportedgvks
import (
iamapi "github.com/GoogleCloudPlatform/k8s-config-connector/pkg/apis/iam/v1beta1"
"github.com/GoogleCloudPlatform/k8s-config-connector/pkg/dcl/metadata"
"github.com/GoogleCloudPlatform/k8s-config-connector/pkg/k8s"
"github.com/GoogleCloudPlatform/k8s-config-connector/pkg/krmtotf"
"github.com/GoogleCloudPlatform/k8s-config-connector/pkg/servicemapping/servicemappingloader"
"k8s.io/apimachinery/pkg/runtime/schema"
)
// All returns GroupVersionKinds corresponding to all the GCP resources
// supported by KCC.
func All(smLoader *servicemappingloader.ServiceMappingLoader, serviceMetaLoader metadata.ServiceMetadataLoader) []schema.GroupVersionKind {
return resources(smLoader, serviceMetaLoader, true)
}
// ManualResources returns GroupVersionKinds for all the manually configured KCC
// resources.
func ManualResources(smLoader *servicemappingloader.ServiceMappingLoader, serviceMetaLoader metadata.ServiceMetadataLoader) []schema.GroupVersionKind {
return resources(smLoader, serviceMetaLoader, false)
}
func resources(smLoader *servicemappingloader.ServiceMappingLoader, serviceMetaLoader metadata.ServiceMetadataLoader, includesAutoGen bool) []schema.GroupVersionKind {
gvks := dynamicTypes(smLoader, serviceMetaLoader, includesAutoGen)
gvks = append(gvks, BasedOnHandwrittenIAMTypes()...)
return gvks
}
// AllDynamicTypes returns GroupVersionKinds generated from:
// 1) Terraform schemas (with ServiceMappings metadata layer)
// 2) DCL OpenAPI schemas
func AllDynamicTypes(smLoader *servicemappingloader.ServiceMappingLoader, serviceMetaLoader metadata.ServiceMetadataLoader) []schema.GroupVersionKind {
return dynamicTypes(smLoader, serviceMetaLoader, true)
}
func dynamicTypes(smLoader *servicemappingloader.ServiceMappingLoader, serviceMetaLoader metadata.ServiceMetadataLoader, includesAutoGen bool) []schema.GroupVersionKind {
gvks := basedOnServiceMappings(smLoader, includesAutoGen)
gvks = append(gvks, BasedOnDCL(serviceMetaLoader)...)
return gvks
}
func BasedOnAllServiceMappings(smLoader *servicemappingloader.ServiceMappingLoader) []schema.GroupVersionKind {
return basedOnServiceMappings(smLoader, true)
}
func BasedOnManualServiceMappings(smLoader *servicemappingloader.ServiceMappingLoader) []schema.GroupVersionKind {
return basedOnServiceMappings(smLoader, false)
}
func basedOnServiceMappings(smLoader *servicemappingloader.ServiceMappingLoader, includesAutoGen bool) []schema.GroupVersionKind {
gvkSet := make(map[schema.GroupVersionKind]bool)
for _, sm := range smLoader.GetServiceMappings() {
for _, rc := range sm.Spec.Resources {
if !includesAutoGen && rc.AutoGenerated {
continue
}
gvk := krmtotf.GVKForResource(&sm, &rc)
gvkSet[gvk] = true
}
}
return k8s.GVKSetToList(gvkSet)
}
func BasedOnHandwrittenIAMTypes() []schema.GroupVersionKind {
return []schema.GroupVersionKind{
iamapi.IAMAuditConfigGVK,
iamapi.IAMPolicyGVK,
iamapi.IAMPolicyMemberGVK,
iamapi.IAMPartialPolicyGVK,
}
}
func BasedOnDCL(serviceMetaLoader metadata.ServiceMetadataLoader) []schema.GroupVersionKind {
serviceList := serviceMetaLoader.GetAllServiceMetadata()
gvkList := make([]schema.GroupVersionKind, 0)
for _, service := range serviceList {
for _, resource := range service.Resources {
if resource.Releasable {
gvk := metadata.GVKForResource(service, resource)
gvkList = append(gvkList, gvk)
}
}
}
return gvkList
}