33 lines
605 B
Go
33 lines
605 B
Go
package grace
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import (
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"context"
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"fmt"
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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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// NewGracefulContext returns grace context that cancelled by sigint,
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// sigterm and sighup.
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func NewGracefulContext(l *zap.Logger) context.Context {
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ctx, cancel := context.WithCancel(context.Background())
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go func() {
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ch := make(chan os.Signal, 1)
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signal.Notify(ch, syscall.SIGINT, syscall.SIGTERM, syscall.SIGHUP)
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sig := <-ch
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if l != nil {
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l.Info("received signal",
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zap.String("signal", sig.String()))
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} else {
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fmt.Printf("received signal %s\n", sig)
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}
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cancel()
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}()
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return ctx
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}
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