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author | Valentin Rothberg <rothberg@redhat.com> | 2019-06-24 21:29:31 +0200 |
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committer | Valentin Rothberg <rothberg@redhat.com> | 2019-06-24 21:29:31 +0200 |
commit | 2388222e98462fdbbe44f3e091b2b79d80956a9a (patch) | |
tree | 17078d861c20a3e48b19c750c6864c5f59248386 /vendor/k8s.io/apimachinery/pkg/runtime/mapper.go | |
parent | a1a4a75abee2c381483a218e1660621ee416ef7c (diff) | |
download | podman-2388222e98462fdbbe44f3e091b2b79d80956a9a.tar.gz podman-2388222e98462fdbbe44f3e091b2b79d80956a9a.tar.bz2 podman-2388222e98462fdbbe44f3e091b2b79d80956a9a.zip |
update dependencies
Ran a `go get -u` and bumped K8s deps to 1.15.0.
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
Diffstat (limited to 'vendor/k8s.io/apimachinery/pkg/runtime/mapper.go')
-rw-r--r-- | vendor/k8s.io/apimachinery/pkg/runtime/mapper.go | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/vendor/k8s.io/apimachinery/pkg/runtime/mapper.go b/vendor/k8s.io/apimachinery/pkg/runtime/mapper.go new file mode 100644 index 000000000..3ff84611a --- /dev/null +++ b/vendor/k8s.io/apimachinery/pkg/runtime/mapper.go @@ -0,0 +1,98 @@ +/* +Copyright 2019 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 runtime + +import ( + "sync" + + "k8s.io/apimachinery/pkg/runtime/schema" +) + +type equivalentResourceRegistry struct { + // keyFunc computes a key for the specified resource (this allows honoring colocated resources across API groups). + // if null, or if "" is returned, resource.String() is used as the key + keyFunc func(resource schema.GroupResource) string + // resources maps key -> subresource -> equivalent resources (subresource is not included in the returned resources). + // main resources are stored with subresource="". + resources map[string]map[string][]schema.GroupVersionResource + // kinds maps resource -> subresource -> kind + kinds map[schema.GroupVersionResource]map[string]schema.GroupVersionKind + // keys caches the computed key for each GroupResource + keys map[schema.GroupResource]string + + mutex sync.RWMutex +} + +var _ EquivalentResourceMapper = (*equivalentResourceRegistry)(nil) +var _ EquivalentResourceRegistry = (*equivalentResourceRegistry)(nil) + +// NewEquivalentResourceRegistry creates a resource registry that considers all versions of a GroupResource to be equivalent. +func NewEquivalentResourceRegistry() EquivalentResourceRegistry { + return &equivalentResourceRegistry{} +} + +// NewEquivalentResourceRegistryWithIdentity creates a resource mapper with a custom identity function. +// If "" is returned by the function, GroupResource#String is used as the identity. +// GroupResources with the same identity string are considered equivalent. +func NewEquivalentResourceRegistryWithIdentity(keyFunc func(schema.GroupResource) string) EquivalentResourceRegistry { + return &equivalentResourceRegistry{keyFunc: keyFunc} +} + +func (r *equivalentResourceRegistry) EquivalentResourcesFor(resource schema.GroupVersionResource, subresource string) []schema.GroupVersionResource { + r.mutex.RLock() + defer r.mutex.RUnlock() + return r.resources[r.keys[resource.GroupResource()]][subresource] +} +func (r *equivalentResourceRegistry) KindFor(resource schema.GroupVersionResource, subresource string) schema.GroupVersionKind { + r.mutex.RLock() + defer r.mutex.RUnlock() + return r.kinds[resource][subresource] +} +func (r *equivalentResourceRegistry) RegisterKindFor(resource schema.GroupVersionResource, subresource string, kind schema.GroupVersionKind) { + r.mutex.Lock() + defer r.mutex.Unlock() + if r.kinds == nil { + r.kinds = map[schema.GroupVersionResource]map[string]schema.GroupVersionKind{} + } + if r.kinds[resource] == nil { + r.kinds[resource] = map[string]schema.GroupVersionKind{} + } + r.kinds[resource][subresource] = kind + + // get the shared key of the parent resource + key := "" + gr := resource.GroupResource() + if r.keyFunc != nil { + key = r.keyFunc(gr) + } + if key == "" { + key = gr.String() + } + + if r.keys == nil { + r.keys = map[schema.GroupResource]string{} + } + r.keys[gr] = key + + if r.resources == nil { + r.resources = map[string]map[string][]schema.GroupVersionResource{} + } + if r.resources[key] == nil { + r.resources[key] = map[string][]schema.GroupVersionResource{} + } + r.resources[key][subresource] = append(r.resources[key][subresource], resource) +} |