Files
diun/vendor/github.com/google/gnostic-models/extensions/extensions.go
dependabot[bot] 6d10821833 chore(deps): bump k8s.io/client-go from 0.32.1 to 0.33.3
Bumps [k8s.io/client-go](https://github.com/kubernetes/client-go) from 0.32.1 to 0.33.3.
- [Changelog](https://github.com/kubernetes/client-go/blob/master/CHANGELOG.md)
- [Commits](https://github.com/kubernetes/client-go/compare/v0.32.1...v0.33.3)

---
updated-dependencies:
- dependency-name: k8s.io/client-go
  dependency-version: 0.33.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
2025-08-03 19:04:40 +00:00

65 lines
1.9 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"
"google.golang.org/protobuf/proto"
"google.golang.org/protobuf/types/known/anypb"
)
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 = anypb.New(output)
if err != nil {
response.Errors = append(response.Errors, err.Error())
}
}
responseBytes, _ := proto.Marshal(response)
os.Stdout.Write(responseBytes)
}