/
githubmirror
/
kubernetes
Обзор
Документация
Войти
/
githubmirror
/
kubernetes
Код
Запросы
0
Пакеты
0
Релизы
0
Аналитика
Безопасность
master
cmd/kube-controller-manager/app/controller_utils.go
67 строк
2 KB
Ondra Kupka
kcm/app: Add proper goroutine management
10 сен 2025, 17:21
10 сен 2025, 17:21
9e60e35
Код
Авторство
О чём код?
/* Copyright 2025 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 app import ( "context" "sync" ) // This file contains utility functions for implementing controller wrappers, // i.e. turning whatever logic into a Controller. type runFunc func(ctx context.Context) type runFuncSlice []runFunc func (rx runFuncSlice) Run(ctx context.Context) { var wg sync.WaitGroup wg.Add(len(rx)) for _, fnc := range rx { go func() { defer wg.Done() fnc(ctx) }() } wg.Wait() } // concurrentRun returns a runFunc that wraps the given functions to run concurrently. func concurrentRun(rx ...runFunc) runFunc { return runFuncSlice(rx).Run } // controllerLoop implements the Controller interface. It makes it easy to turn a function into a Controller. type controllerLoop struct { name string run runFunc } func newControllerLoop(run runFunc, controllerName string) *controllerLoop { return &controllerLoop{ name: controllerName, run: run, } } func (loop *controllerLoop) Name() string { return loop.name } func (loop *controllerLoop) Run(ctx context.Context) { loop.run(ctx) }