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cmd/mount: pass the signal to the child process #5238

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merged 1 commit into from
Oct 22, 2024
Merged

cmd/mount: pass the signal to the child process #5238

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12 changes: 12 additions & 0 deletions cmd/mount_unix.go
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Original file line number Diff line number Diff line change
Expand Up @@ -780,6 +780,18 @@ func launchMount(mp string, conf *vfs.Config) error {
os.Unsetenv("_FUSE_STATE_PATH")
mountPid = cmd.Process.Pid

signalChan := make(chan os.Signal, 10)
signal.Notify(signalChan, syscall.SIGTERM, syscall.SIGINT, syscall.SIGHUP)
go func() {
for {
sig := <-signalChan
logger.Infof("received signal %s, propagating to child process %d...", sig.String(), mountPid)
if err := cmd.Process.Signal(sig); err != nil {
logger.Errorf("send signal %s to %d: %s", sig.String(), mountPid, err)
}
}
}()

ctx, cancel := context.WithCancel(context.TODO())
go watchdog(ctx, mp)
err = cmd.Wait()
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