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PVC informer lister supports listing

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This commit is contained in:
derekwaynecarr
2016-10-14 14:26:25 -04:00
parent 6e1bb2d2f7
commit 555231fad7
5 changed files with 72 additions and 35 deletions
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19
pkg/client/cache/listers.go vendored
View File

@@ -288,25 +288,6 @@ func (s *StoreToPVFetcher) GetPersistentVolumeInfo(id string) (*api.PersistentVo
return o.(*api.PersistentVolume), nil
}
// Typed wrapper around a store of PersistentVolumeClaims
type StoreToPVCFetcher struct {
Store
}
// GetPersistentVolumeClaimInfo returns cached data for the PersistentVolumeClaim 'id'.
func (s *StoreToPVCFetcher) GetPersistentVolumeClaimInfo(namespace string, id string) (*api.PersistentVolumeClaim, error) {
o, exists, err := s.Get(&api.PersistentVolumeClaim{ObjectMeta: api.ObjectMeta{Namespace: namespace, Name: id}})
if err != nil {
return nil, fmt.Errorf("error retrieving PersistentVolumeClaim '%s/%s' from cache: %v", namespace, id, err)
}
if !exists {
return nil, fmt.Errorf("PersistentVolumeClaim '%s/%s' not found", namespace, id)
}
return o.(*api.PersistentVolumeClaim), nil
}
// StoreToPetSetLister gives a store List and Exists methods. The store must contain only PetSets.
type StoreToPetSetLister struct {
Store

41
pkg/client/cache/listers_core.go vendored
View File

@@ -216,6 +216,19 @@ func (s *StoreToLimitRangeLister) List(selector labels.Selector) (ret []*api.Lim
return ret, err
}
// StoreToPersistentVolumeClaimLister helps list pvcs
type StoreToPersistentVolumeClaimLister struct {
Indexer Indexer
}
// List returns all persistentvolumeclaims that match the specified selector
func (s *StoreToPersistentVolumeClaimLister) List(selector labels.Selector) (ret []*api.PersistentVolumeClaim, err error) {
err = ListAll(s.Indexer, selector, func(m interface{}) {
ret = append(ret, m.(*api.PersistentVolumeClaim))
})
return ret, err
}
func (s *StoreToLimitRangeLister) LimitRanges(namespace string) storeLimitRangesNamespacer {
return storeLimitRangesNamespacer{s.Indexer, namespace}
}
@@ -242,3 +255,31 @@ func (s storeLimitRangesNamespacer) Get(name string) (*api.LimitRange, error) {
}
return obj.(*api.LimitRange), nil
}
// PersistentVolumeClaims returns all claims in a specified namespace.
func (s *StoreToPersistentVolumeClaimLister) PersistentVolumeClaims(namespace string) storePersistentVolumeClaimsNamespacer {
return storePersistentVolumeClaimsNamespacer{Indexer: s.Indexer, namespace: namespace}
}
type storePersistentVolumeClaimsNamespacer struct {
Indexer Indexer
namespace string
}
func (s storePersistentVolumeClaimsNamespacer) List(selector labels.Selector) (ret []*api.PersistentVolumeClaim, err error) {
err = ListAllByNamespace(s.Indexer, s.namespace, selector, func(m interface{}) {
ret = append(ret, m.(*api.PersistentVolumeClaim))
})
return ret, err
}
func (s storePersistentVolumeClaimsNamespacer) Get(name string) (*api.PersistentVolumeClaim, error) {
obj, exists, err := s.Indexer.GetByKey(s.namespace + "/" + name)
if err != nil {
return nil, err
}
if !exists {
return nil, errors.NewNotFound(api.Resource("persistentvolumeclaims"), name)
}
return obj.(*api.PersistentVolumeClaim), nil
}