mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-22 21:10:22 +00:00
70 lines
1.8 KiB
Go
70 lines
1.8 KiB
Go
/*
|
|
Copyright 2017 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 openapi
|
|
|
|
import (
|
|
"context"
|
|
"encoding/json"
|
|
"strings"
|
|
|
|
"k8s.io/client-go/rest"
|
|
"k8s.io/kube-openapi/pkg/handler3"
|
|
)
|
|
|
|
type Client interface {
|
|
Paths() (map[string]GroupVersion, error)
|
|
}
|
|
|
|
type client struct {
|
|
// URL includes the `hash` query param to take advantage of cache busting
|
|
restClient rest.Interface
|
|
}
|
|
|
|
func NewClient(restClient rest.Interface) Client {
|
|
return &client{
|
|
restClient: restClient,
|
|
}
|
|
}
|
|
|
|
func (c *client) Paths() (map[string]GroupVersion, error) {
|
|
data, err := c.restClient.Get().
|
|
AbsPath("/openapi/v3").
|
|
Do(context.TODO()).
|
|
Raw()
|
|
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
discoMap := &handler3.OpenAPIV3Discovery{}
|
|
err = json.Unmarshal(data, discoMap)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// Create GroupVersions for each element of the result
|
|
result := map[string]GroupVersion{}
|
|
for k, v := range discoMap.Paths {
|
|
// If the server returned a URL rooted at /openapi/v3, preserve any additional client-side prefix.
|
|
// If the server returned a URL not rooted at /openapi/v3, treat it as an actual server-relative URL.
|
|
// See https://github.com/kubernetes/kubernetes/issues/117463 for details
|
|
useClientPrefix := strings.HasPrefix(v.ServerRelativeURL, "/openapi/v3")
|
|
result[k] = newGroupVersion(c, v, useClientPrefix)
|
|
}
|
|
return result, nil
|
|
}
|