mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-04 20:20:19 +00:00
81 lines
2.8 KiB
Go
81 lines
2.8 KiB
Go
|
/*
|
||
|
Copyright 2017 The Kubernetes Authors.
|
||
|
|
||
|
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 registrytest
|
||
|
|
||
|
import (
|
||
|
"fmt"
|
||
|
|
||
|
"k8s.io/apiserver/pkg/registry/generic/registry"
|
||
|
"k8s.io/apiserver/pkg/registry/rest"
|
||
|
"k8s.io/kubernetes/pkg/util/slice"
|
||
|
)
|
||
|
|
||
|
// ValidateStorageStrategies ensures any instances of the generic registry.Store in the given storage map
|
||
|
// have expected strategies defined.
|
||
|
func ValidateStorageStrategies(storageMap map[string]rest.Storage, exceptions StrategyExceptions) []error {
|
||
|
errs := []error{}
|
||
|
|
||
|
// Used to ensure we saw all the expected exceptions:
|
||
|
hasExportExceptionsSeen := []string{}
|
||
|
|
||
|
for k, storage := range storageMap {
|
||
|
switch t := storage.(type) {
|
||
|
case registry.GenericStore:
|
||
|
// At this point it appears all uses of the generic registry store should have a create, update, and
|
||
|
// delete strategy set:
|
||
|
if t.GetCreateStrategy() == nil {
|
||
|
errs = append(errs, fmt.Errorf("store for type [%v] does not have a CreateStrategy", k))
|
||
|
}
|
||
|
if t.GetUpdateStrategy() == nil {
|
||
|
errs = append(errs, fmt.Errorf("store for type [%v] does not have an UpdateStrategy", k))
|
||
|
}
|
||
|
if t.GetDeleteStrategy() == nil {
|
||
|
errs = append(errs, fmt.Errorf("store for type [%v] does not have a DeleteStrategy", k))
|
||
|
}
|
||
|
|
||
|
// Check that ExportStrategy is set if applicable:
|
||
|
if slice.ContainsString(exceptions.HasExportStrategy, k, nil) {
|
||
|
hasExportExceptionsSeen = append(hasExportExceptionsSeen, k)
|
||
|
if t.GetExportStrategy() == nil {
|
||
|
errs = append(errs, fmt.Errorf("store for type [%v] does not have an ExportStrategy", k))
|
||
|
}
|
||
|
} else {
|
||
|
// By default we expect Stores to not have additional export logic:
|
||
|
if t.GetExportStrategy() != nil {
|
||
|
errs = append(errs, fmt.Errorf("store for type [%v] has an unexpected ExportStrategy", k))
|
||
|
}
|
||
|
}
|
||
|
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// Ensure that we saw all our expected exceptions:
|
||
|
for _, expKey := range exceptions.HasExportStrategy {
|
||
|
if !slice.ContainsString(hasExportExceptionsSeen, expKey, nil) {
|
||
|
errs = append(errs, fmt.Errorf("no generic store seen for expected ExportStrategy: %v", expKey))
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return errs
|
||
|
}
|
||
|
|
||
|
// StrategyExceptions carries information on what exceptions to default strategy expectations are expected.
|
||
|
type StrategyExceptions struct {
|
||
|
// HasExportStrategy is a list of the resource keys whose store should have a custom export strategy.
|
||
|
HasExportStrategy []string
|
||
|
}
|