mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-18 11:00:25 +00:00
c4f79d455f
As kubernetes 1.24.0 is released, updating kubernetes dependencies to 1.24.0 updates: #3086 Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
65 lines
1.8 KiB
Go
65 lines
1.8 KiB
Go
// Copyright 2017 Google LLC. 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 gnostic_extension_v1
|
|
|
|
import (
|
|
"io/ioutil"
|
|
"log"
|
|
"os"
|
|
|
|
"github.com/golang/protobuf/proto"
|
|
"github.com/golang/protobuf/ptypes"
|
|
)
|
|
|
|
type extensionHandler func(name string, yamlInput string) (bool, proto.Message, error)
|
|
|
|
// Main implements the main program of an extension handler.
|
|
func Main(handler extensionHandler) {
|
|
// unpack the request
|
|
data, err := ioutil.ReadAll(os.Stdin)
|
|
if err != nil {
|
|
log.Println("File error:", err.Error())
|
|
os.Exit(1)
|
|
}
|
|
if len(data) == 0 {
|
|
log.Println("No input data.")
|
|
os.Exit(1)
|
|
}
|
|
request := &ExtensionHandlerRequest{}
|
|
err = proto.Unmarshal(data, request)
|
|
if err != nil {
|
|
log.Println("Input error:", err.Error())
|
|
os.Exit(1)
|
|
}
|
|
// call the handler
|
|
handled, output, err := handler(request.Wrapper.ExtensionName, request.Wrapper.Yaml)
|
|
// respond with the output of the handler
|
|
response := &ExtensionHandlerResponse{
|
|
Handled: false, // default assumption
|
|
Errors: make([]string, 0),
|
|
}
|
|
if err != nil {
|
|
response.Errors = append(response.Errors, err.Error())
|
|
} else if handled {
|
|
response.Handled = true
|
|
response.Value, err = ptypes.MarshalAny(output)
|
|
if err != nil {
|
|
response.Errors = append(response.Errors, err.Error())
|
|
}
|
|
}
|
|
responseBytes, _ := proto.Marshal(response)
|
|
os.Stdout.Write(responseBytes)
|
|
}
|