/
cluster_addon_type.go
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/
cluster_addon_type.go
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/*
* Tencent is pleased to support the open source community by making TKEStack
* available.
*
* Copyright (C) 2012-2019 Tencent. 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
*
* https://opensource.org/licenses/Apache-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 OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package storage
import (
"context"
"strings"
"k8s.io/apimachinery/pkg/api/errors"
metainternal "k8s.io/apimachinery/pkg/apis/meta/internalversion"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
genericregistry "k8s.io/apiserver/pkg/registry/generic"
"k8s.io/apiserver/pkg/registry/rest"
"tkestack.io/tke/api/platform"
"tkestack.io/tke/pkg/platform/registry/clusteraddontype"
)
// Storage includes storage for clusters and all sub resources.
type Storage struct {
ClusterAddonType *REST
}
// NewStorage returns a Storage object that will work against clusters.
func NewStorage(_ genericregistry.RESTOptionsGetter) *Storage {
return &Storage{
ClusterAddonType: &REST{},
}
}
// REST implements a RESTStorage for clusters against etcd.
type REST struct {
rest.Storage
}
var _ rest.ShortNamesProvider = &REST{}
var _ rest.Lister = &REST{}
var _ rest.Scoper = &REST{}
// ShortNames implements the ShortNamesProvider interface. Returns a list of short names for a resource.
func (r *REST) ShortNames() []string {
return []string{"cat"}
}
// NamespaceScoped returns true if the storage is namespaced
func (r *REST) NamespaceScoped() bool {
return false
}
// New returns an empty object that can be used with Create and Update after request data has been put into it.
func (r *REST) New() runtime.Object {
return &platform.ClusterAddonType{}
}
// Get finds a resource in the storage by name and returns it.
func (r *REST) Get(ctx context.Context, name string, options *metav1.GetOptions) (runtime.Object, error) {
var ct *platform.ClusterAddonType
for k, v := range clusteraddontype.Types {
if strings.EqualFold(string(k), name) {
ct = &v
}
}
if ct == nil {
return nil, errors.NewNotFound(platform.Resource("clusteraddontype"), name)
}
return ct, nil
}
// NewList returns an empty object that can be used with the List call.
func (r *REST) NewList() runtime.Object {
return &platform.ClusterAddonTypeList{}
}
// ConvertToTable converts objects to metav1.Table objects using default table
// convertor.
func (r *REST) ConvertToTable(ctx context.Context, object runtime.Object, tableOptions runtime.Object) (*metav1.Table, error) {
// TODO: convert role list to table
tableConvertor := rest.NewDefaultTableConvertor(platform.Resource("clusteraddons"))
return tableConvertor.ConvertToTable(ctx, object, tableOptions)
}
// List selects resources in the storage which match to the selector. 'options' can be nil.
func (r *REST) List(ctx context.Context, options *metainternal.ListOptions) (runtime.Object, error) {
l := &platform.ClusterAddonTypeList{
Items: make([]platform.ClusterAddonType, 0, len(clusteraddontype.Types)),
}
for _, v := range clusteraddontype.Types {
// todo: filter prometheus addon without storage configuration
l.Items = append(l.Items, v)
}
return l, nil
}