146 lines
5.6 KiB
Go
146 lines
5.6 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package meta
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import (
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/apimachinery/pkg/types"
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)
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// VersionInterfaces contains the interfaces one should use for dealing with types of a particular version.
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type VersionInterfaces struct {
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runtime.ObjectConvertor
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MetadataAccessor
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}
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type ListMetaAccessor interface {
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GetListMeta() List
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}
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// List lets you work with list metadata from any of the versioned or
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// internal API objects. Attempting to set or retrieve a field on an object that does
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// not support that field will be a no-op and return a default value.
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type List metav1.List
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// Type exposes the type and APIVersion of versioned or internal API objects.
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type Type metav1.Type
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// MetadataAccessor lets you work with object and list metadata from any of the versioned or
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// internal API objects. Attempting to set or retrieve a field on an object that does
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// not support that field (Name, UID, Namespace on lists) will be a no-op and return
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// a default value.
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//
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// MetadataAccessor exposes Interface in a way that can be used with multiple objects.
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type MetadataAccessor interface {
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APIVersion(obj runtime.Object) (string, error)
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SetAPIVersion(obj runtime.Object, version string) error
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Kind(obj runtime.Object) (string, error)
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SetKind(obj runtime.Object, kind string) error
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Namespace(obj runtime.Object) (string, error)
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SetNamespace(obj runtime.Object, namespace string) error
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Name(obj runtime.Object) (string, error)
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SetName(obj runtime.Object, name string) error
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GenerateName(obj runtime.Object) (string, error)
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SetGenerateName(obj runtime.Object, name string) error
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UID(obj runtime.Object) (types.UID, error)
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SetUID(obj runtime.Object, uid types.UID) error
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SelfLink(obj runtime.Object) (string, error)
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SetSelfLink(obj runtime.Object, selfLink string) error
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Labels(obj runtime.Object) (map[string]string, error)
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SetLabels(obj runtime.Object, labels map[string]string) error
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Annotations(obj runtime.Object) (map[string]string, error)
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SetAnnotations(obj runtime.Object, annotations map[string]string) error
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runtime.ResourceVersioner
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}
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type RESTScopeName string
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const (
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RESTScopeNameNamespace RESTScopeName = "namespace"
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RESTScopeNameRoot RESTScopeName = "root"
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)
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// RESTScope contains the information needed to deal with REST resources that are in a resource hierarchy
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type RESTScope interface {
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// Name of the scope
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Name() RESTScopeName
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// ParamName is the optional name of the parameter that should be inserted in the resource url
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// If empty, no param will be inserted
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ParamName() string
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// ArgumentName is the optional name that should be used for the variable holding the value.
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ArgumentName() string
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// ParamDescription is the optional description to use to document the parameter in api documentation
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ParamDescription() string
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}
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// RESTMapping contains the information needed to deal with objects of a specific
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// resource and kind in a RESTful manner.
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type RESTMapping struct {
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// Resource is a string representing the name of this resource as a REST client would see it
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Resource string
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GroupVersionKind schema.GroupVersionKind
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// Scope contains the information needed to deal with REST Resources that are in a resource hierarchy
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Scope RESTScope
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runtime.ObjectConvertor
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MetadataAccessor
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}
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// RESTMapper allows clients to map resources to kind, and map kind and version
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// to interfaces for manipulating those objects. It is primarily intended for
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// consumers of Kubernetes compatible REST APIs as defined in docs/devel/api-conventions.md.
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//
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// The Kubernetes API provides versioned resources and object kinds which are scoped
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// to API groups. In other words, kinds and resources should not be assumed to be
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// unique across groups.
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//
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// TODO: split into sub-interfaces
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type RESTMapper interface {
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// KindFor takes a partial resource and returns the single match. Returns an error if there are multiple matches
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KindFor(resource schema.GroupVersionResource) (schema.GroupVersionKind, error)
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// KindsFor takes a partial resource and returns the list of potential kinds in priority order
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KindsFor(resource schema.GroupVersionResource) ([]schema.GroupVersionKind, error)
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// ResourceFor takes a partial resource and returns the single match. Returns an error if there are multiple matches
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ResourceFor(input schema.GroupVersionResource) (schema.GroupVersionResource, error)
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// ResourcesFor takes a partial resource and returns the list of potential resource in priority order
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ResourcesFor(input schema.GroupVersionResource) ([]schema.GroupVersionResource, error)
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// RESTMapping identifies a preferred resource mapping for the provided group kind.
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RESTMapping(gk schema.GroupKind, versions ...string) (*RESTMapping, error)
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// RESTMappings returns all resource mappings for the provided group kind if no
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// version search is provided. Otherwise identifies a preferred resource mapping for
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// the provided version(s).
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RESTMappings(gk schema.GroupKind, versions ...string) ([]*RESTMapping, error)
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ResourceSingularizer(resource string) (singular string, err error)
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}
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