diff --git a/vendor/k8s.io/client-go/dynamic/dynamicinformer/informer.go b/vendor/k8s.io/client-go/dynamic/dynamicinformer/informer.go new file mode 100644 index 000000000..40878b400 --- /dev/null +++ b/vendor/k8s.io/client-go/dynamic/dynamicinformer/informer.go @@ -0,0 +1,158 @@ +/* +Copyright 2018 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 dynamicinformer + +import ( + "context" + "sync" + "time" + + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/apimachinery/pkg/apis/meta/v1/unstructured" + "k8s.io/apimachinery/pkg/runtime" + "k8s.io/apimachinery/pkg/runtime/schema" + "k8s.io/apimachinery/pkg/watch" + "k8s.io/client-go/dynamic" + "k8s.io/client-go/dynamic/dynamiclister" + "k8s.io/client-go/informers" + "k8s.io/client-go/tools/cache" +) + +// NewDynamicSharedInformerFactory constructs a new instance of dynamicSharedInformerFactory for all namespaces. +func NewDynamicSharedInformerFactory(client dynamic.Interface, defaultResync time.Duration) DynamicSharedInformerFactory { + return NewFilteredDynamicSharedInformerFactory(client, defaultResync, metav1.NamespaceAll, nil) +} + +// NewFilteredDynamicSharedInformerFactory constructs a new instance of dynamicSharedInformerFactory. +// Listers obtained via this factory will be subject to the same filters as specified here. +func NewFilteredDynamicSharedInformerFactory(client dynamic.Interface, defaultResync time.Duration, namespace string, tweakListOptions TweakListOptionsFunc) DynamicSharedInformerFactory { + return &dynamicSharedInformerFactory{ + client: client, + defaultResync: defaultResync, + namespace: namespace, + informers: map[schema.GroupVersionResource]informers.GenericInformer{}, + startedInformers: make(map[schema.GroupVersionResource]bool), + tweakListOptions: tweakListOptions, + } +} + +type dynamicSharedInformerFactory struct { + client dynamic.Interface + defaultResync time.Duration + namespace string + + lock sync.Mutex + informers map[schema.GroupVersionResource]informers.GenericInformer + // startedInformers is used for tracking which informers have been started. + // This allows Start() to be called multiple times safely. + startedInformers map[schema.GroupVersionResource]bool + tweakListOptions TweakListOptionsFunc +} + +var _ DynamicSharedInformerFactory = &dynamicSharedInformerFactory{} + +func (f *dynamicSharedInformerFactory) ForResource(gvr schema.GroupVersionResource) informers.GenericInformer { + f.lock.Lock() + defer f.lock.Unlock() + + key := gvr + informer, exists := f.informers[key] + if exists { + return informer + } + + informer = NewFilteredDynamicInformer(f.client, gvr, f.namespace, f.defaultResync, cache.Indexers{cache.NamespaceIndex: cache.MetaNamespaceIndexFunc}, f.tweakListOptions) + f.informers[key] = informer + + return informer +} + +// Start initializes all requested informers. +func (f *dynamicSharedInformerFactory) Start(stopCh <-chan struct{}) { + f.lock.Lock() + defer f.lock.Unlock() + + for informerType, informer := range f.informers { + if !f.startedInformers[informerType] { + go informer.Informer().Run(stopCh) + f.startedInformers[informerType] = true + } + } +} + +// WaitForCacheSync waits for all started informers' cache were synced. +func (f *dynamicSharedInformerFactory) WaitForCacheSync(stopCh <-chan struct{}) map[schema.GroupVersionResource]bool { + informers := func() map[schema.GroupVersionResource]cache.SharedIndexInformer { + f.lock.Lock() + defer f.lock.Unlock() + + informers := map[schema.GroupVersionResource]cache.SharedIndexInformer{} + for informerType, informer := range f.informers { + if f.startedInformers[informerType] { + informers[informerType] = informer.Informer() + } + } + return informers + }() + + res := map[schema.GroupVersionResource]bool{} + for informType, informer := range informers { + res[informType] = cache.WaitForCacheSync(stopCh, informer.HasSynced) + } + return res +} + +// NewFilteredDynamicInformer constructs a new informer for a dynamic type. +func NewFilteredDynamicInformer(client dynamic.Interface, gvr schema.GroupVersionResource, namespace string, resyncPeriod time.Duration, indexers cache.Indexers, tweakListOptions TweakListOptionsFunc) informers.GenericInformer { + return &dynamicInformer{ + gvr: gvr, + informer: cache.NewSharedIndexInformer( + &cache.ListWatch{ + ListFunc: func(options metav1.ListOptions) (runtime.Object, error) { + if tweakListOptions != nil { + tweakListOptions(&options) + } + return client.Resource(gvr).Namespace(namespace).List(context.TODO(), options) + }, + WatchFunc: func(options metav1.ListOptions) (watch.Interface, error) { + if tweakListOptions != nil { + tweakListOptions(&options) + } + return client.Resource(gvr).Namespace(namespace).Watch(context.TODO(), options) + }, + }, + &unstructured.Unstructured{}, + resyncPeriod, + indexers, + ), + } +} + +type dynamicInformer struct { + informer cache.SharedIndexInformer + gvr schema.GroupVersionResource +} + +var _ informers.GenericInformer = &dynamicInformer{} + +func (d *dynamicInformer) Informer() cache.SharedIndexInformer { + return d.informer +} + +func (d *dynamicInformer) Lister() cache.GenericLister { + return dynamiclister.NewRuntimeObjectShim(dynamiclister.New(d.informer.GetIndexer(), d.gvr)) +} diff --git a/vendor/k8s.io/client-go/dynamic/dynamicinformer/interface.go b/vendor/k8s.io/client-go/dynamic/dynamicinformer/interface.go new file mode 100644 index 000000000..083977c30 --- /dev/null +++ b/vendor/k8s.io/client-go/dynamic/dynamicinformer/interface.go @@ -0,0 +1,34 @@ +/* +Copyright 2018 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 dynamicinformer + +import ( + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/apimachinery/pkg/runtime/schema" + "k8s.io/client-go/informers" +) + +// DynamicSharedInformerFactory provides access to a shared informer and lister for dynamic client +type DynamicSharedInformerFactory interface { + Start(stopCh <-chan struct{}) + ForResource(gvr schema.GroupVersionResource) informers.GenericInformer + WaitForCacheSync(stopCh <-chan struct{}) map[schema.GroupVersionResource]bool +} + +// TweakListOptionsFunc defines the signature of a helper function +// that wants to provide more listing options to API +type TweakListOptionsFunc func(*metav1.ListOptions) diff --git a/vendor/k8s.io/client-go/dynamic/dynamiclister/interface.go b/vendor/k8s.io/client-go/dynamic/dynamiclister/interface.go new file mode 100644 index 000000000..c39cbee92 --- /dev/null +++ b/vendor/k8s.io/client-go/dynamic/dynamiclister/interface.go @@ -0,0 +1,40 @@ +/* +Copyright 2018 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 dynamiclister + +import ( + "k8s.io/apimachinery/pkg/apis/meta/v1/unstructured" + "k8s.io/apimachinery/pkg/labels" +) + +// Lister helps list resources. +type Lister interface { + // List lists all resources in the indexer. + List(selector labels.Selector) (ret []*unstructured.Unstructured, err error) + // Get retrieves a resource from the indexer with the given name + Get(name string) (*unstructured.Unstructured, error) + // Namespace returns an object that can list and get resources in a given namespace. + Namespace(namespace string) NamespaceLister +} + +// NamespaceLister helps list and get resources. +type NamespaceLister interface { + // List lists all resources in the indexer for a given namespace. + List(selector labels.Selector) (ret []*unstructured.Unstructured, err error) + // Get retrieves a resource from the indexer for a given namespace and name. + Get(name string) (*unstructured.Unstructured, error) +} diff --git a/vendor/k8s.io/client-go/dynamic/dynamiclister/lister.go b/vendor/k8s.io/client-go/dynamic/dynamiclister/lister.go new file mode 100644 index 000000000..a50fc471e --- /dev/null +++ b/vendor/k8s.io/client-go/dynamic/dynamiclister/lister.go @@ -0,0 +1,91 @@ +/* +Copyright 2018 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 dynamiclister + +import ( + "k8s.io/apimachinery/pkg/api/errors" + "k8s.io/apimachinery/pkg/apis/meta/v1/unstructured" + "k8s.io/apimachinery/pkg/labels" + "k8s.io/apimachinery/pkg/runtime/schema" + "k8s.io/client-go/tools/cache" +) + +var _ Lister = &dynamicLister{} +var _ NamespaceLister = &dynamicNamespaceLister{} + +// dynamicLister implements the Lister interface. +type dynamicLister struct { + indexer cache.Indexer + gvr schema.GroupVersionResource +} + +// New returns a new Lister. +func New(indexer cache.Indexer, gvr schema.GroupVersionResource) Lister { + return &dynamicLister{indexer: indexer, gvr: gvr} +} + +// List lists all resources in the indexer. +func (l *dynamicLister) List(selector labels.Selector) (ret []*unstructured.Unstructured, err error) { + err = cache.ListAll(l.indexer, selector, func(m interface{}) { + ret = append(ret, m.(*unstructured.Unstructured)) + }) + return ret, err +} + +// Get retrieves a resource from the indexer with the given name +func (l *dynamicLister) Get(name string) (*unstructured.Unstructured, error) { + obj, exists, err := l.indexer.GetByKey(name) + if err != nil { + return nil, err + } + if !exists { + return nil, errors.NewNotFound(l.gvr.GroupResource(), name) + } + return obj.(*unstructured.Unstructured), nil +} + +// Namespace returns an object that can list and get resources from a given namespace. +func (l *dynamicLister) Namespace(namespace string) NamespaceLister { + return &dynamicNamespaceLister{indexer: l.indexer, namespace: namespace, gvr: l.gvr} +} + +// dynamicNamespaceLister implements the NamespaceLister interface. +type dynamicNamespaceLister struct { + indexer cache.Indexer + namespace string + gvr schema.GroupVersionResource +} + +// List lists all resources in the indexer for a given namespace. +func (l *dynamicNamespaceLister) List(selector labels.Selector) (ret []*unstructured.Unstructured, err error) { + err = cache.ListAllByNamespace(l.indexer, l.namespace, selector, func(m interface{}) { + ret = append(ret, m.(*unstructured.Unstructured)) + }) + return ret, err +} + +// Get retrieves a resource from the indexer for a given namespace and name. +func (l *dynamicNamespaceLister) Get(name string) (*unstructured.Unstructured, error) { + obj, exists, err := l.indexer.GetByKey(l.namespace + "/" + name) + if err != nil { + return nil, err + } + if !exists { + return nil, errors.NewNotFound(l.gvr.GroupResource(), name) + } + return obj.(*unstructured.Unstructured), nil +} diff --git a/vendor/k8s.io/client-go/dynamic/dynamiclister/shim.go b/vendor/k8s.io/client-go/dynamic/dynamiclister/shim.go new file mode 100644 index 000000000..92a5f54af --- /dev/null +++ b/vendor/k8s.io/client-go/dynamic/dynamiclister/shim.go @@ -0,0 +1,87 @@ +/* +Copyright 2018 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 dynamiclister + +import ( + "k8s.io/apimachinery/pkg/labels" + "k8s.io/apimachinery/pkg/runtime" + "k8s.io/client-go/tools/cache" +) + +var _ cache.GenericLister = &dynamicListerShim{} +var _ cache.GenericNamespaceLister = &dynamicNamespaceListerShim{} + +// dynamicListerShim implements the cache.GenericLister interface. +type dynamicListerShim struct { + lister Lister +} + +// NewRuntimeObjectShim returns a new shim for Lister. +// It wraps Lister so that it implements cache.GenericLister interface +func NewRuntimeObjectShim(lister Lister) cache.GenericLister { + return &dynamicListerShim{lister: lister} +} + +// List will return all objects across namespaces +func (s *dynamicListerShim) List(selector labels.Selector) (ret []runtime.Object, err error) { + objs, err := s.lister.List(selector) + if err != nil { + return nil, err + } + + ret = make([]runtime.Object, len(objs)) + for index, obj := range objs { + ret[index] = obj + } + return ret, err +} + +// Get will attempt to retrieve assuming that name==key +func (s *dynamicListerShim) Get(name string) (runtime.Object, error) { + return s.lister.Get(name) +} + +func (s *dynamicListerShim) ByNamespace(namespace string) cache.GenericNamespaceLister { + return &dynamicNamespaceListerShim{ + namespaceLister: s.lister.Namespace(namespace), + } +} + +// dynamicNamespaceListerShim implements the NamespaceLister interface. +// It wraps NamespaceLister so that it implements cache.GenericNamespaceLister interface +type dynamicNamespaceListerShim struct { + namespaceLister NamespaceLister +} + +// List will return all objects in this namespace +func (ns *dynamicNamespaceListerShim) List(selector labels.Selector) (ret []runtime.Object, err error) { + objs, err := ns.namespaceLister.List(selector) + if err != nil { + return nil, err + } + + ret = make([]runtime.Object, len(objs)) + for index, obj := range objs { + ret[index] = obj + } + return ret, err +} + +// Get will attempt to retrieve by namespace and name +func (ns *dynamicNamespaceListerShim) Get(name string) (runtime.Object, error) { + return ns.namespaceLister.Get(name) +} diff --git a/vendor/modules.txt b/vendor/modules.txt index 670e0a12a..41473dd7d 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -554,6 +554,8 @@ k8s.io/apiserver/plugin/pkg/authorizer/webhook k8s.io/client-go/discovery k8s.io/client-go/discovery/fake k8s.io/client-go/dynamic +k8s.io/client-go/dynamic/dynamicinformer +k8s.io/client-go/dynamic/dynamiclister k8s.io/client-go/informers k8s.io/client-go/informers/admissionregistration k8s.io/client-go/informers/admissionregistration/v1