Sanket SudakeandGitHub
3b4211b581
* Updated all Go language dependencies to latest version available * Formatted all files as per gofmt * Update Golangci-lint version to 1.48.0 * Updated action version wherer application in Github workflows * Updated Kubernetes version to latest available * Remove "io/ioutil" references and replace with "io"/"os" Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>
47 lines
1.2 KiB
Go
47 lines
1.2 KiB
Go
/*
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Copyright 2021 The Fission Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package signals
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import (
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"context"
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"os"
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"os/signal"
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"syscall"
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"go.uber.org/zap"
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)
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var onlyOneSignalHandler = make(chan struct{})
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func SetupSignalHandlerWithContext(logger *zap.Logger) context.Context {
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var shutdownSignals = []os.Signal{os.Interrupt, syscall.SIGTERM}
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close(onlyOneSignalHandler) // panics when called twice
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ctx, cancel := context.WithCancel(context.Background())
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c := make(chan os.Signal, 2)
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signal.Notify(c, shutdownSignals...)
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go func() {
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signal := <-c
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logger.Info("Received signal", zap.String("signal", signal.String()))
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cancel()
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<-c
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panic("multiple signals received")
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}()
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return ctx
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}
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