mirror of https://github.com/k3s-io/k3s
76 lines
2.2 KiB
Go
76 lines
2.2 KiB
Go
|
/*
|
||
|
|
Copyright 2015 The Kubernetes Authors All rights reserved.
|
||
|
|
|
||
|
|
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 etcd
|
||
|
|
|
||
|
|
import (
|
||
|
|
"fmt"
|
||
|
|
|
||
|
|
"k8s.io/kubernetes/pkg/api"
|
||
|
|
"k8s.io/kubernetes/pkg/api/rest"
|
||
|
|
"k8s.io/kubernetes/pkg/fields"
|
||
|
|
"k8s.io/kubernetes/pkg/labels"
|
||
|
|
"k8s.io/kubernetes/pkg/registry/generic"
|
||
|
|
etcdgeneric "k8s.io/kubernetes/pkg/registry/generic/etcd"
|
||
|
|
"k8s.io/kubernetes/pkg/runtime"
|
||
|
|
"k8s.io/kubernetes/pkg/storage"
|
||
|
|
)
|
||
|
|
|
||
|
|
type REST struct {
|
||
|
|
etcdgeneric.Etcd
|
||
|
|
}
|
||
|
|
|
||
|
|
func NewStorage(s storage.Interface) *REST {
|
||
|
|
prefix := "/services/specs"
|
||
|
|
store := etcdgeneric.Etcd{
|
||
|
|
NewFunc: func() runtime.Object { return &api.Service{} },
|
||
|
|
NewListFunc: func() runtime.Object { return &api.ServiceList{} },
|
||
|
|
KeyRootFunc: func(ctx api.Context) string {
|
||
|
|
return etcdgeneric.NamespaceKeyRootFunc(ctx, prefix)
|
||
|
|
},
|
||
|
|
KeyFunc: func(ctx api.Context, name string) (string, error) {
|
||
|
|
return etcdgeneric.NamespaceKeyFunc(ctx, prefix, name)
|
||
|
|
},
|
||
|
|
ObjectNameFunc: func(obj runtime.Object) (string, error) {
|
||
|
|
return obj.(*api.Service).Name, nil
|
||
|
|
},
|
||
|
|
PredicateFunc: func(label labels.Selector, field fields.Selector) generic.Matcher {
|
||
|
|
return MatchServices(label, field)
|
||
|
|
},
|
||
|
|
EndpointName: "services",
|
||
|
|
|
||
|
|
CreateStrategy: rest.Services,
|
||
|
|
UpdateStrategy: rest.Services,
|
||
|
|
|
||
|
|
Storage: s,
|
||
|
|
}
|
||
|
|
return &REST{store}
|
||
|
|
}
|
||
|
|
|
||
|
|
func MatchServices(label labels.Selector, field fields.Selector) generic.Matcher {
|
||
|
|
return &generic.SelectionPredicate{label, field, ServiceAttributes}
|
||
|
|
}
|
||
|
|
|
||
|
|
func ServiceAttributes(obj runtime.Object) (objLabels labels.Set, objFields fields.Set, err error) {
|
||
|
|
service, ok := obj.(*api.Service)
|
||
|
|
if !ok {
|
||
|
|
return nil, nil, fmt.Errorf("invalid object type %#v", obj)
|
||
|
|
}
|
||
|
|
return service.Labels, fields.Set{
|
||
|
|
"metadata.name": service.Name,
|
||
|
|
}, nil
|
||
|
|
}
|