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lib/systemd/notify.go
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albertony
build: update logging statements to make json log work - fixes #6038
06 сен 2024, 19:04
06 сен 2024, 19:04
bcdfad3
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package systemd import ( "fmt" "sync" "github.com/coreos/go-systemd/v22/daemon" "github.com/rclone/rclone/fs" "github.com/rclone/rclone/lib/atexit" ) // Notify systemd that the service is ready. This returns a // function which should be called to notify that the service is // stopping. This function will be called on exit if the service exits // on a signal. // NOTE: this function should only be called once, and so it // should generally only be used directly in a command's Run handler. // It should not be called as a result of rc commands. See #7540. func Notify() func() { if _, err := daemon.SdNotify(false, daemon.SdNotifyReady); err != nil { fs.Logf(nil, "failed to notify ready to systemd: %v", err) } var finaliseOnce sync.Once finalise := func() { finaliseOnce.Do(func() { if _, err := daemon.SdNotify(false, daemon.SdNotifyStopping); err != nil { fs.Logf(nil, "failed to notify stopping to systemd: %v", err) } }) } finaliseHandle := atexit.Register(finalise) return func() { atexit.Unregister(finaliseHandle) finalise() } } // UpdateStatus updates the systemd status func UpdateStatus(status string) error { systemdStatus := fmt.Sprintf("STATUS=%s", status) _, err := daemon.SdNotify(false, systemdStatus) return err }